Alberta Electric System Operator
System Co-ordination Plan
2020-09-24 to 2020-10-02
Approved Outages

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From To Owner Type Element Scheduled Activity Date/Time Comments Interconnection
05-Oct-18 08:00 31-Dec-20 16:00 EPCOR IO Rossdale C2 (Rossdale) forced outage 818.38 Days
Continuous
 
24-Oct-18 01:13 31-Dec-20 16:00 EPCOR IO Rossdale C1 (Rossdale) forced outage 799.66 Days
Continuous
 
19-Sep-19 08:00 31-Oct-20 16:00 ATCO Outage 826s 504R (826s Marguerite Lake) emergency: move reactor from 826s to 732s 408.33 Days
Continuous
 
01-Jan-20 08:00 31-Dec-20 18:00 SUNCOR Outage Unmodeled Transmission Facility (Suncor) 29L3-167, 29L3-141 , 29PL3-63, 29PL3-183, 29PT-241 & 29PL7-4, 29PP-47 & 29PT-576, 29PP-46 & 29PT-575, 144KV NODE,29PT-246, 144KV NODE,29PT-238, 29PT-257 & 29PL7-4,29PT-260 & 29PL7-4, 29PT-250&29PL7-3,29PT-236 & 29PL7-3,29PL3-153/152/196, 29PT-128 & 29PL7-10 365.42 Days
Daily
 
24-Jan-20 08:00 30-Nov-20 16:00 ATCO Outage 2029s ACF13 (2029s Heathfield) forced outage repairs 311.33 Days
Continuous
 
15-May-20 07:00 21-Oct-20 17:00 EPCOR Outage T3 (Strathcona) transformer replacement 159.42 Days
Continuous
 
08-Jun-20 07:00 30-Sep-20 17:00 EPCOR TE Woodcroft RTU/SCADA station SA system being upgraded and tested to accommodate future upgrade to ADMS system 114.42 Days
Continuous
 
15-Jun-20 08:00 03-Nov-20 16:00 ENMAX TE ENMAX 13 line protection upgrade for autoswitching and 138 kV bus differential relays 141.38 Days
Continuous
 
22-Jun-20 18:30 29-Oct-20 15:00 ALTALINK IO 285s T2 (285s East Camrose) install new replacement T2 transformer & new switchgear building - info only 128.85 Days
Continuous
 
06-Jul-20 07:00 31-Oct-20 17:00 EPCOR TE Poundmaker RTU/SCADA, Poundmaker station SA system being upgraded and tested to accommodate future upgrade to ADMS system 117.42 Days
Continuous
 
06-Jul-20 07:00 31-Oct-20 17:00 EPCOR TE 987S Cloverbar, 987s Cloverbar RTU/SCADA station SA system being upgraded and tested to accommodate future upgrade to ADMS system 117.42 Days
Daily
 
05-Aug-20 08:00 30-Sep-20 16:00 ATCO TE 794S Valleyview remove failed breaker 702 BF relay and install when it is returned from repair 56.33 Days
Continuous
 
18-Aug-20 08:00 30-Oct-20 17:00 ATCO TE 811s Clairmont Lake RTU/SCADA RTU download and test 73.38 Days
Continuous
 
19-Aug-20 08:00 23-Oct-20 15:00 BCH Outage 5L71 (Mica Creek - Nicola) forced outage - MCA 5RX4, 5B10 repair. BC Maintenance does not affect the Alberta ATC 65.29 Days
Continuous
AB-BC
22-Aug-20 08:00 05-Nov-20 16:00 ATCO TE 811S Clairmont Lake block 144 kV bus current differential protection for duration of project: changes to all CT circuits, and doing primary injections which could trip the bus relay 75.38 Days
Continuous
 
22-Aug-20 11:00 25-Sep-20 16:00 ATCO Outage 834s 502R (834s Wesley Creek) Iispect arc flash damage after forced lockout. 34.21 Days
Continuous
 
24-Aug-20 08:00 16-Oct-20 17:00 ATCO TE 731s Elmworth RTU/SCADA RTU upgrades & changes 53.38 Days
Continuous
 
26-Aug-20 08:00 16-Oct-20 17:00 ALTALINK TE 276S Union Carbide Prentiss protection relay work 51.38 Days
Daily
 
28-Aug-20 07:00 20-Oct-20 18:30 ATCO RB 6L126 (743s Sarah Lake - 515L tap) AltaLink requires and advice on 6L126 for a transformer replacement taking place @ 661s Laura Lake. 53.48 Days
Continuous
 
28-Aug-20 18:30 20-Oct-20 10:00 ALTALINK Outage 661s T1 (661s Laura Lake) replacing transformer 52.65 Days
Continuous
 
31-Aug-20 07:00 23-Oct-20 17:00 ALTALINK Outage 661s T1 (661s Laura Lake) bushing replacement & oil work 53.42 Days
Continuous
 
31-Aug-20 07:00 16-Nov-20 07:59 EPCOR Outage 805s C1 (805s Jasper) forced 77.08 Days
Continuous
 
31-Aug-20 08:00 25-Oct-20 16:00 ATCO Outage 826s 901T (826s Marguerite Lake), 826s 502R (826s Marguerite Lake) upgrade P&C, beaker fail protection, complete wiring for new 87TA, 87TB, and 51TV relays 55.33 Days
Continuous
 
31-Aug-20 08:30 08-Oct-20 14:30 ALTALINK Outage 74s C1 (74s Janet), 74s C2 (74s Janet) replace 138kV C1 cap bank 38.25 Days
Continuous
 
01-Sep-20 08:00 29-Oct-20 16:00 Lethbridge Outage 241s T1 (241s Lethbridge Uplands) replacing transformer 58.33 Days
Continuous
 
07-Sep-20 08:00 25-Sep-20 16:00 ENMAX Outage 13.82L (ENMAX 13 - ENMAX 22) line protection upgrade, control cable swap out, arc flash mitigation project 18.33 Days
Continuous
 
07-Sep-20 08:00 25-Sep-20 16:00 ALTALINK IO ENMAX 13.82L - Info line protection upgrade, control cable swap out, arc flash mitigation project - ENMAX 18.33 Days
Continuous
 
08-Sep-20 07:00 01-Oct-20 17:00 EPCOR Outage RR729 (Rossdale) breaker replacement 23.42 Days
Continuous
 
08-Sep-20 10:00 15-Oct-20 10:00 ATCO Outage 722s 702T (722s Crystal Lake) construction replace 702T 37 Days
Continuous
 
10-Sep-20 08:00 13-Nov-20 16:00 EPCOR Outage 72JM18 (805s Jasper - Meadowlark) forced outage 64.38 Days
Continuous
 
14-Sep-20 07:00 27-Sep-20 17:00 EPCOR Outage CV5 (511s Victoria - 557s Castle Downs) maintenance and splice repair 13.42 Days
Continuous
 
14-Sep-20 08:00 25-Sep-20 17:00 ATCO, ALTALINK Outage 840S McNeill Station, 830L (562s Cypress - 840s McNeill Station) 840S McNeill fall 2020 outage
PRC-005 maintenance
11.38 Days
Continuous
AB-SK
14-Sep-20 08:00 25-Sep-20 17:00 ALTALINK IO A840s McNeil Outage - ATCO Info McNeill 2017 fall turn around 11.38 Days
Continuous
 
14-Sep-20 08:00 29-Oct-20 17:00 ALTALINK TE 276s Union Carbide Prentiss RTU/SCADA cutover all points to new SCADA system 45.38 Days
Daily
 
14-Sep-20 08:00 28-Sep-20 16:00 ATCO Outage 811s 701C (811s Clairmont Lake) wiring modification SCADA end-end checks 14.33 Days
Continuous
 
14-Sep-20 08:00 28-Sep-20 16:00 ATCO TE 811s Clairmont Lake 144kV Bus testing 86/94-50BF relay initiates from new 701C relays 14.33 Days
Continuous
 
14-Sep-20 09:15 09-Oct-20 17:15 ALTALINK Outage 13L/158L (65s High River - 392s Black Diamond) replace 69kV wood deadend with new steel structure with new MOD and faulting switch 25.33 Days
Continuous
 
14-Sep-20 11:30 25-Sep-20 17:00 ALTALINK Outage 271s T1 (271s Shell Jumping Pound) oil reclaim 11.23 Days
Continuous
 
15-Sep-20 08:00 24-Oct-20 18:00 ALTALINK Outage 225L (225s Magrath - 385s Spring Coulee) maintenance 39.42 Days
Continuous
 
15-Sep-20 10:00 28-Sep-20 17:00 ATCO TE 970S Bourque, 837S Mahihkan test setting change on relays affected by 7L105 bypass, test setting change on relays affected by 7L105 bypass
13.29 Days
Continuous
 
15-Sep-20 12:01 28-Sep-20 16:00 ATCO Outage 7L69 (731s Elmworth - 815s Goodfare) protection upgrade
13.17 Days
Continuous
 
17-Sep-20 07:00 01-Oct-20 18:30 ALTALINK RB 551L (123s Banff - 953s Lake Louise) salvage of road accesses to ROW, excavation with track hoes
14.48 Days
Continuous
 
17-Sep-20 12:20 24-Sep-20 16:00 ALTALINK Outage 310p 2352 (310p Sundance) forced outage 7.15 Days
Continuous
 
19-Sep-20 08:00 09-Oct-20 16:00 ENMAX Outage 6.82L (ENMAX 6 - ENMAX 41) breaker overhaul 6B138-6.82 20.33 Days
Continuous
 
20-Sep-20 07:00 27-Sep-20 07:00 ALTALINK Outage 759L (87s Gaetz - 276s Prentiss), 276s Union Carbide Prentiss 138 kV Center Bus upgrade bus SCADA and P&C 7 Days
Continuous
 
20-Sep-20 07:00 29-Sep-20 18:00 ALTALINK TE 276S Union Carbide Prentiss alarm splitting tests for 774L, 759L, 775L 9.46 Days
Daily
 
20-Sep-20 07:00 29-Sep-20 18:00 ALTALINK Outage 276s T1 (276s Union Carbide Prentiss) upgrade SCADA and P&C, installation of CT's on T1 9.46 Days
Continuous
 
20-Sep-20 08:00 27-Sep-20 17:00 ATCO Outage 7L157 (837s Mahihkan - 970s Bourque), 837s 702 (837s Mahihkan) change CT on breaker 702 7.38 Days
Continuous
 
20-Sep-20 09:00 25-Sep-20 16:00 ALTALINK, EPCOR RB 909L (310p Sundance - 665s Dome) stringing activity in proximity to 240kV (72DS26) Dome - Strathcona project 5.29 Days
Continuous
 
20-Sep-20 09:00 25-Sep-20 16:00 ALTALINK, EPCOR RB 909L (89s Ellerslie - 665s Dome) stringing activity in proximity to 240kV (72DS26) Dome - Strathcona project 5.29 Days
Continuous
 
20-Sep-20 09:00 25-Sep-20 16:00 ALTALINK IO 909L (E665s-89s) Epcor - R/B stringing activity in proximity to 240kV (72DS26) Dome - Strathcona project 5.29 Days
Continuous
 
20-Sep-20 09:00 25-Sep-20 16:00 ALTALINK IO 909L (E665s-310p) Epcor - R/B stringing activity in proximity to 240kV (72DS26) Dome - Strathcona project 5.29 Days
Continuous
 
21-Sep-20 07:00 25-Sep-20 17:00 ALTALINK, EPCOR Outage 1044L (805s Jasper - 816s Petrolia) VT replacement 4.42 Days
Continuous
 
21-Sep-20 07:00 25-Sep-20 17:00 ALTALINK IO 1044L (E805s-E816s)Epcor - Info Epcor - VT replacement 4.42 Days
Continuous
 
21-Sep-20 07:00 25-Sep-20 17:00 EPCOR Outage 8L10 Luscar maintenance, doble 4.42 Days
Continuous
 
21-Sep-20 07:00 26-Sep-20 17:00 ALTALINK TE 89s Ellerslie RTU/SCADA adding line fault location for 947L, 1112L, 1209L, 1056L, 1202L, 909L, 946L, 908LE, 908LW, 1140L, 1212L, & 1206L 5.42 Days
Daily
 
21-Sep-20 07:00 26-Sep-20 17:00 ALTALINK TE 89S Ellerslie testing fault locating on relays for 1112L 1202L 1140L 1212L 1206L 5.42 Days
Daily
 
21-Sep-20 07:15 24-Sep-20 17:45 ALTALINK Outage 759L (87s Gaetz - 276s Prentiss) SCADA upgrade 3.44 Days
Continuous
 
21-Sep-20 08:00 24-Sep-20 17:00 ALTALINK TE 87s Gaetz RTU/SCADA SCADA upgrade project. RTU updates to cutover SCADA points/controls to new SCADA system 3.38 Days
Daily
 
21-Sep-20 08:00 02-Oct-20 17:00 ATCO Outage 2029s ACF21 (2029s Heathfield) ACF21 CA-300 CT Upgrades, redundant filter banks in service, no system impact 11.38 Days
Continuous
 
21-Sep-20 08:00 25-Sep-20 18:30 ENMAX Outage 36.3TR (ENMAX 36) plastibeton tray replacement 4.44 Days
Continuous
 
21-Sep-20 08:00 25-Sep-20 16:00 ATCO TE 833s Mariana RTU/SCADA, ATCO Radio Tower upgrading VSAT equipment to work off bluetree modem instead of satellite 4.33 Days
Continuous
 
21-Sep-20 08:00 25-Sep-20 16:00 ENMAX TE ENMAX 22 line protection upgrade, control cable swap out 4.33 Days
Daily
 
21-Sep-20 08:30 25-Sep-20 16:00 ATCO TE 834s Wesley Creek RTU/SCADA update RTU for BMS installation 4.31 Days
Continuous
 
21-Sep-20 09:00 29-Sep-20 18:00 REDDEER Outage 217s T1 (217s North Red Deer), 217s T2 (217s North Red Deer) 25kV breaker replacements to 14-B-13, 13-B-31 and 14-B-38 8.38 Days
Continuous
 
21-Sep-20 09:30 24-Sep-20 17:15 ALTALINK Outage 310p 2452 (310p Sundance), 310p 2352 (310p Sundance) convert last of SCADA items to new RTU 3.32 Days
Continuous
 
21-Sep-20 10:00 24-Sep-20 16:00 ALTALINK TE 74s Janet RTU/SCADA SCADA update to include new alarms for new C1 cap bank protections 3.25 Days
Continuous
 
21-Sep-20 11:15 24-Sep-20 17:45 ALTALINK Outage 385s T1 (385s Spring Coulee) replace 3 HV, HO, LO bushings 3.27 Days
Continuous
 
21-Sep-20 12:00 25-Sep-20 16:00 ATCO Outage 7L159 (948s Heatburg - 7L159 tap) crossarm/insulator replacement 4.17 Days
Continuous
 
21-Sep-20 13:00 24-Sep-20 17:30 ALTALINK RB 726L (37s North Calder - 71s Lamoureux) components and clearance mitigation 3.19 Days
Continuous
 
21-Sep-20 13:30 25-Sep-20 16:00 ALTALINK TE AltaLink PMU 310P convert PMU to new SCADA system 4.1 Days
Continuous
 
21-Sep-20 14:30 25-Sep-20 17:00 ALTALINK Outage 283s C1 (283s Violet Grove), 283s 31 (283s Violet Grove) urgent repair 4.1 Days
Continuous
 
22-Sep-20 06:00 25-Sep-20 17:00 BCH RB 1L275 (799s Coleman - Natal) BC Hydro hot line work for tree removal 3.46 Days
Daily
 
22-Sep-20 06:30 05-Oct-20 17:30 Lethbridge, ALTALINK Outage 172L (181s Chinook - 370s North Lethbridge), 370s T1 (370s North Lethbridge), 207L (111s Coalbanks - 370s North Lethbridge), 770L (254s Coaldale - 370s North Lethbridge), 370s T3 (370s North Lethbridge), 370s North Lethbridge 138kV Bus 1 bus & T1 protection cut over & reconductoring of substation bus & trip testing new protections. replacement of switches s1, s3, s27, s171 & s174 13.46 Days
Continuous
 
22-Sep-20 07:00 24-Sep-20 19:00 ALTALINK TE 415s Drywood RTU/SCADA update configuration for new alarms 2.5 Days
Daily
 
22-Sep-20 07:00 24-Sep-20 16:00 ALTALINK TE 166s Dow Chemical Fort Saskatchewan RTU/SCADA update configuration to add door alarm contacts 2.38 Days
Daily
 
22-Sep-20 07:15 28-Sep-20 17:45 ALTALINK Outage 944L (132s Ware Junction - 275s Jenner) maintenance 6.44 Days
Continuous
 
22-Sep-20 07:15 28-Sep-20 17:45 ATCO IO 944L AltaLink maintenance 6.44 Days
Continuous
 
22-Sep-20 07:15 28-Sep-20 17:45 ATCO IO 951L AltaLink reclose block on 951L for safety requirement during 944L outage 6.44 Days
Continuous
 
22-Sep-20 07:30 28-Sep-20 17:30 ALTALINK RB 951L (132s Ware Junction - 275s Jenner) safety requirement during 944L outage 6.42 Days
Daily
 
22-Sep-20 08:00 24-Sep-20 16:00 ENMAX Outage 24.81L (ENMAX 24 - ENMAX 31) interphase spacers installation 2.33 Days
Continuous
 
22-Sep-20 08:00 26-Sep-20 16:00 CMH Outage MH69s1 69kV South Bus (MH69s1 Power P Switchyard), MH69s1 MH69-10 (MH69s1 Power P Switchyard), MH69s1 MH69-31 (MH69s1 Power P Switchyard), 8L (MH69S-1 Power Plant - MH69S-6 Riverview) upgrades 4.33 Days
Continuous
 
22-Sep-20 08:00 25-Sep-20 17:00 ATCO Outage 856s 902T (856s Kinosis) preventive maintenance 3.38 Days
Continuous
 
22-Sep-20 08:00 25-Sep-20 16:00 ENMAX Outage 13.2TR (ENMAX 13) repair, maintenance & testing 3.33 Days
Continuous
 
22-Sep-20 08:00 24-Sep-20 18:00 ATCO TE 770s Threehills RTU/SCADA 701T relay requires migration to RTAC and associated alarms/analogs tested 2.42 Days
Continuous
 
22-Sep-20 08:00 26-Sep-20 17:00 ALTALINK TE 310P Sundance RTU/SCADA update RTU configuration for migration and commissioning alarms, controls, status and metering 4.38 Days
Daily
 
22-Sep-20 09:00 24-Sep-20 18:00 ALTALINK, Lethbridge Outage 207L (111s Coalbanks - 370s North Lethbridge) components and structure replacement's on 207L. Str's Range 1-23 2.38 Days
Continuous
 
22-Sep-20 11:00 24-Sep-20 17:00 ALTALINK Outage 575s 719X (575s Sundre), 719L (575s Sundre - 719CL) settings changes of sync check and functional testing on CUH90 relay for 575s719X 2.25 Days
Continuous
 
22-Sep-20 13:00 30-Sep-20 10:00 ALTALINK Outage 184s T3 (184s Petro-Canada Edmonton) leak repairs and mitigate NGR limits of approach, customer maintenance 7.88 Days
Continuous
 
23-Sep-20 07:00 25-Sep-20 18:00 ALTALINK Outage 787L (71s Lamoureux - 787AL) maintenance on structures 2, 3, 8, 12, 13, 15, 16, 21, 22, 23,24, 25, 26, and 28, maintenance on 71s452 2.46 Days
Continuous
 
23-Sep-20 07:00 24-Sep-20 17:30 ALTALINK TE 244s Bowmanton RTU/SCADA update configuration to add alarms 1.44 Days
Daily
 
23-Sep-20 07:30 25-Sep-20 18:00 CNRL Outage 842s 75-TR-7701 (842s Horizon Upgrading) transformer maintenance 2.44 Days
Continuous
 
23-Sep-20 07:30 25-Sep-20 17:30 ALTALINK TE 410s Josephburg RTU/SCADA update RTU configuration to add new alarms 2.42 Days
Daily
 
23-Sep-20 08:00 27-Sep-20 17:00 ALTALINK Outage 723L (150s Clyde - 438s Westlock) maintenance on structures 4.38 Days
Continuous
 
23-Sep-20 08:00 24-Sep-20 16:00 ATCO TE 770S Threehills 701T - 51-51N protection upgrade 1.33 Days
Continuous
 
23-Sep-20 08:00 24-Sep-20 17:00 ALTALINK TE 370s North Lethbridge RTU/SCADA update ethernet switch and RTU configuration 1.38 Days
Daily
 
23-Sep-20 09:00 24-Sep-20 16:00 ALTALINK TE 62S Brazeau perform PRC005 relay maintenance 31 Hours
Daily
 
23-Sep-20 12:00 24-Sep-20 15:00 ALTALINK TE 254S Coaldale 820L - UR card replacement 27 Hours
Daily
 
23-Sep-20 13:00 24-Sep-20 17:00 ALTALINK RB 730L (285s East Camrose - 732L), 730L (197s Bardo - 732L), 732AL (301s Queensland - 732L), 732L (299s Kingman - 730L) component replacements structures range 3-56 north section of 703L 28 Hours
Daily
 
23-Sep-20 17:00 24-Sep-20 16:00 ALTALINK Outage 77s 29 (77s Sagitawah) maintenance including 1st trip test 23 Hours
Continuous
 
24-Sep-20 07:15 24-Sep-20 17:45 ALTALINK Outage 927L (102s Langdon - 356s Milo) urgent interphase spacers str's (221-222) 10.5 Hours
Continuous
 
24-Sep-20 07:30 24-Sep-20 17:30 ALTALINK RB 408L (51s Wainwright - 252s Jarrow) straighten leaning poles 408L str 88 10 Hours
Daily
 
24-Sep-20 07:30 24-Sep-20 17:30 ALTALINK RB 924L (102s Langdon - 356s Milo) interphase spacers str's (221-222) - safety requirement for double circuit 927L 10 Hours
Continuous
 
24-Sep-20 08:00 28-Sep-20 17:00 ATCO RB 13L50 (2029s Heathfield - 2075s Newell) climbing inspection, DC line restart rurned off 4.38 Days
Continuous
 
24-Sep-20 08:00 24-Sep-20 12:00 ENMAX, ALTALINK Outage 28.80L (42s Sarcee - ENMAX 28), 28.2TR (ENMAX 28) fall substation washing 4 Hours
Continuous
 
24-Sep-20 08:00 26-Sep-20 18:00 SUNCOR Outage 29EDD-71 752-4642 (29EDD-71), 29EDD-71 752-4644 (29EDD-71) 29PT-247 install and test MVT 2.42 Days
Continuous
 
24-Sep-20 08:00 24-Sep-20 12:00 ENMAX Outage 26.1TR (ENMAX 26) upgrade RTU and T-60 settings 4 Hours
Continuous
 
24-Sep-20 08:00 24-Sep-20 12:00 ALTALINK IO 42s28 Breaker open for ENMAX insulator washing ENMAX 28 SUB 4 Hours
Daily
 
24-Sep-20 08:00 24-Sep-20 17:00 ALTALINK TE 320P Keephills RTU/SCADA update SCADA for qualitrol 9 Hours
Daily
 
24-Sep-20 08:00 24-Sep-20 17:00 ALTALINK TE 774L (276s Prentiss - 332s Ellis) protection outage on B protection at 332s Ellis to change DC wiring at 276s Prentiss 9 Hours
Daily
 
24-Sep-20 08:00 25-Sep-20 16:00 ENMAX TE 25B240-D140 (ENMAX 25) relay, protection testing 1.33 Days
Daily
 
24-Sep-20 08:00 24-Sep-20 16:00 ENMAX IO ENMAX 20 connect new secondary cables to the SST 8 Hours
Continuous
 
24-Sep-20 08:00 24-Sep-20 17:00 ALTALINK TE 498s Tilley RTU/SCADA 9466R - MDS radio maintenance 9 Hours
Daily
 
24-Sep-20 08:30 24-Sep-20 14:30 ALTALINK Outage 606L (184s Petro-Canada Edmonton - 185s Bretville) remove modify structure 606L10 for line clearance mitigation 6 Hours
Daily
 
24-Sep-20 08:30 24-Sep-20 16:00 ALTALINK IO 286S Yasa metering insitu testing T1 and T2 and also building temp investigate and possibly replace thermostat 7.5 Hours
Daily
 
24-Sep-20 08:30 24-Sep-20 16:00 ALTALINK TE 320P Keephills investigate and correct relay settings for 834L & 903L 7.5 Hours
Daily
 
24-Sep-20 09:00 25-Sep-20 12:00 ENMAX Outage 9.1TR (ENMAX 9) roxtec installation. 27 Hours
Continuous
 
24-Sep-20 10:00 25-Sep-20 16:00 ATCO TE 731S Elmworth 701T - differential relay testing 30 Hours
Continuous
 
24-Sep-20 12:00 24-Sep-20 18:00 ENMAX Outage 1.80L (ENMAX 1 - ENMAX 28), 28.1TR (ENMAX 28) fall substation washing 6 Hours
Continuous
 
24-Sep-20 12:00 24-Sep-20 16:00 ENMAX Outage 26.2TR (ENMAX 26) RTU upgrade, update T-60 settings 4 Hours
Continuous
 
24-Sep-20 12:00 25-Sep-20 16:00 ALTALINK TE 632s Russell RTU/SCADA update configuration to add door alarm contacts 28 Hours
Daily
 
24-Sep-20 12:00 25-Sep-20 16:00 ALTALINK TE 312s Fidler RTU/SCADA update configuration to add door alarm contacts 28 Hours
Daily
 
24-Sep-20 13:00 24-Sep-20 14:00 ATCO TE 2049s Kettle River RTU/SCADA, 931s Bohn RTU/SCADA, ATCO Radio Tower ATCO Kettle River_S-Telecom outage to upgrade SAR V2 Chassis 60 Mins
Continuous
 
25-Sep-20 06:45 25-Sep-20 17:15 ALTALINK RB 936L (102s - 5s) R/B for ENMAX insulator washing - ENMAX 10.5 Hours
Daily
 
25-Sep-20 06:45 25-Sep-20 17:15 ALTALINK RB 937L (102s - 5s) R/B for ENMAX insulator washing - ENMAX 10.5 Hours
Daily
 
25-Sep-20 07:00 05-Oct-20 17:00 EPCOR Outage N721 (Namao), N722 (Namao), T1 (Namao) motorized disconnect replacement 10.42 Days
Continuous
 
25-Sep-20 07:30 29-Sep-20 18:00 CNRL Outage 842s 75-TR-5701 (842s Horizon Upgrading) transformer maintenance 4.44 Days
Continuous
 
25-Sep-20 08:00 25-Sep-20 16:00 ENMAX Outage 41.2TR (ENMAX 41) replacement of external control wiring 8 Hours
Continuous
 
25-Sep-20 08:00 25-Sep-20 16:00 ENMAX Outage 22.1TR (ENMAX 22) slip over CT ground shield ground wire corrective, low LTC oil Y winding 8 Hours
Continuous
 
25-Sep-20 08:00 25-Sep-20 16:00 ENMAX IO ENMAX 10 connect new secondary cables to the SST 8 Hours
Continuous
 
26-Sep-20 05:30 27-Sep-20 17:30 EPCOR Outage SST3, 801 BRK @ Genesse 330P Capital Power Outage, Apparatus Maintenance 1.5 Days
Continuous
 
26-Sep-20 07:30 01-Oct-20 18:00 CNRL Outage 842s 75-TR-8701 (842s Horizon Upgrading) transformer maintenance 5.44 Days
Continuous
 
26-Sep-20 08:00 26-Sep-20 13:00 ENMAX Outage 38.83L (ENMAX 38 - ENMAX 39), 38.1TR (ENMAX 38), 38.3TR (ENMAX 38), 38.1C (ENMAX 38) Fall substation washing 5 Hours
Continuous
 
26-Sep-20 08:30 27-Sep-20 12:30 ATCO Outage 849s 903 (849s Joslyn Creek) PRC-005 trip coil testing 28 Hours
Continuous
 
26-Sep-20 10:00 26-Sep-20 14:00 ATCO TE 811S 700PT2Y1, 811S 7L22 Protection Relay maintenance 4 Hours
Continuous
 
26-Sep-20 13:00 26-Sep-20 18:00 ENMAX Outage 37.81L (ENMAX 37 - ENMAX 38), 38.2TR (ENMAX 38), 38.3TR (ENMAX 38), 38CS138-38CAP (ENMAX 38) Fall substation washing 5 Hours
Continuous
 
26-Sep-20 13:00 27-Sep-20 15:00 ATCO Outage 849s 906 (849s Joslyn Creek) PRC-005 trip coil testing 26 Hours
Continuous
 
26-Sep-20 15:00 27-Sep-20 17:00 ATCO, CNRL Outage 849s 907 (849s Joslyn Creek), 75-PLH-901 (838s Horizon Mining - 849s Joslyn) PRC-005 - trip coil testing 26 Hours
Continuous
 
27-Sep-20 08:00 27-Sep-20 17:00 ATCO Outage 7L157 Remove 7L105 /7L157 Bypass 9 Hours
Continuous
 
27-Sep-20 08:00 27-Sep-20 10:00 ENMAX Outage Altalink 5s T1 Substation Washing. 2MD112 2 Hours
Continuous
 
27-Sep-20 08:00 27-Sep-20 10:00 ALTALINK Outage 5s1152, s1652 5sT1 Brkr opn Adv for ENMAX Insulator washing - ENMAX 2 Hours
Daily
 
27-Sep-20 08:00 27-Sep-20 17:00 ATCO RB 7L157, 7L105 Live Line Work to remove Bypass
installed to feed 7L105 from 7L157 for 702@ 837S maintenance
7L157D2 will remain open after the Bypass is installed see 2-52891 837S 702 breaker ct change.
9 Hours
Continuous
 
27-Sep-20 08:00 27-Sep-20 16:00 ENMAX IO 39s STN SERVICE TR. 39.2TR 8kV bus Swap out station service transformer. Stations will run on a generator for the duration of the day except for approximately 1 hour while new transformer is terminated into switchgear. 8 Hours
Continuous
 
27-Sep-20 10:00 27-Sep-20 11:00 ENMAX Outage Altalink 5s T2 Substation Washing. 2MD113 60 Mins
Continuous
 
27-Sep-20 10:00 27-Sep-20 11:00 ALTALINK Outage 5s1352, s1552 5sT2 Brkr opn Adv for ENMAX Insulator washing - ENMAX 60 Mins
Daily
 
27-Sep-20 11:00 27-Sep-20 18:00 ENMAX Outage 2.83L. 5.9TR. 5.10TR. 5PT138-Z33 Fall Substation Washing 7 Hours
Continuous
 
27-Sep-20 18:00 27-Sep-20 20:00 SUNCOR TE Loss of Visibility of Suncor SCADA over DNP backup link to AESO. Primary ICCP link remain functional and unaffected. Backup AESO link IT Firewall software upgrade for CIP compliance 2 Hours
Continuous
 
28-Sep-20 06:15 23-Oct-20 17:45 ALTALINK Outage 777L (48s Pocaterra - 245s Seebe) Maintenance and Structure replacements (Str 1 - 226) and PLC replacement after line work complete 25.48 Days
Continuous
AB-BC
28-Sep-20 07:00 02-Oct-20 17:00 ATCO Outage 2029S ACF22 ACF22 CA-300 CT Upgrades,Filter will be unavailable for duration of work, reduced redundancy 4.42 Days
Continuous
 
28-Sep-20 07:00 01-Oct-20 17:00 ALTALINK TE 338s Cherhill RTU/SCADA update configuration to add alarms 3.42 Days
Daily
 
28-Sep-20 07:00 05-Oct-20 19:00 ALTALINK Outage 268s T1 & VR1 - GOI High and low side bushings replacement along with oil leak mitigation on T1 & VR1 7.5 Days
Continuous
 
28-Sep-20 07:00 29-Sep-20 17:00 FORTIS TE 140s Thompson RTU/SCADA update configuration for new alarms 1.42 Days
Daily
 
28-Sep-20 07:00 01-Oct-20 17:00 ALTALINK TE 37s North Calder RTU/SCADA update configuration for new alarms & 747L recloser controls 3.42 Days
Daily
 
28-Sep-20 07:00 28-Sep-20 18:00 ENMAX Outage 10.2TR (ENMAX 10) roxtec installation. 11 Hours
Continuous
 
28-Sep-20 07:00 05-Oct-20 19:00 ALTALINK TE 268s503 - Relays Disabling the tripping scheme to 268s503; this is required to allow for Whitecourt Power to continue receiving power via the 69kV for their station service 7.5 Days
Continuous
 
28-Sep-20 07:00 28-Sep-20 17:00 EPCOR Outage TX1 and 72JM18 @ Meadowlark/Jasper Oil Leak repair and spill remediation 10 Hours
Continuous
 
28-Sep-20 07:00 05-Oct-20 20:00 ATCO IO Whitecourt AltaLink maintenance 7.54 Days
Continuous
 
28-Sep-20 07:30 01-Oct-20 17:30 ALTALINK Outage 87s T1(TX18511) Advice SCADA upgrade 3.42 Days
Continuous
 
28-Sep-20 08:00 09-Oct-20 16:00 ENMAX Outage 3.84L Line Protection Upgrade. Control cable swap out. Arc Flash Mitigation Project. 11.33 Days
Continuous
 
28-Sep-20 08:00 11-Oct-20 16:00 ATCO Outage 7L61 (780s Lubicon - 796s Nipisi) 7L61 cross arm and insulator change out 13.33 Days
Continuous
 
28-Sep-20 08:00 01-Oct-20 17:00 ALTALINK TE 87s Gaetz 240kV West Bus SCADA upgrade 3.38 Days
Daily
 
28-Sep-20 08:00 01-Oct-20 17:00 ALTALINK TE 87S Gaetz SCADA upgrade project, RTU updates to cutover SCADA points/controls to new SCADA system 3.38 Days
Daily
 
28-Sep-20 08:00 13-Oct-20 16:00 CMH Outage MH69s1 MH69-28 (MH69s1 Power P Switchyard), MH69s1 MH69-31 (MH69s1 Power P Switchyard), MH69s1 MH69-T3B (MH69s1 Power P Switchyard) upgrades 15.33 Days
Continuous
 
28-Sep-20 08:00 30-Sep-20 16:00 ENMAX Outage 9.80L. Interphase spacers installation 2.33 Days
Continuous
 
28-Sep-20 08:00 02-Oct-20 17:00 ALTALINK TE 216s Knightsbridge RTU/SCADA update configuration for SCADA replacement and testing 4.38 Days
Daily
 
28-Sep-20 08:00 05-Oct-20 18:30 ALTALINK Outage 902L (19s Wabamun - 310p Sundance), 905L (19s Wabamun - 37s North Calder), 19s T10 (19s Wabamun), 19s T8 (19s Wabamun) replacing 240kV string insulators 7.44 Days
Continuous
 
28-Sep-20 08:00 25-Oct-20 16:00 ATCO TE 826S Marguerite Lake commissioning to test trips from the line protections to 903 and 907 breakers 27.33 Days
Continuous
 
28-Sep-20 08:00 28-Sep-20 13:00 ENMAX Outage 36.2TR (ENMAX 36), 14.83L (ENMAX 14 - ENMAX 36), 16.63L (ENMAX 16 - ENMAX 36), 36.5TR (ENMAX 36) fall substation washing, check reversing switch 5 Hours
Continuous
 
28-Sep-20 08:00 28-Sep-20 16:00 ENMAX TE ENMAX 25 relay, protection testing on 25B240-D140 8 Hours
Daily
 
28-Sep-20 08:00 23-Oct-20 17:00 ALTALINK TE 48S Pocaterra upgrade PLC on 777L 25.38 Days
Continuous
 
28-Sep-20 08:00 01-Oct-20 16:00 ATCO TE 883s Gregoire RTU/SCADA, ATCO Radio Tower cutting over VSAT equipment to a Bluetree cellular connection 3.33 Days
Continuous
 
28-Sep-20 08:00 30-Sep-20 16:00 ENMAX Outage 16.1TR (ENMAX 16) replace faulty metering CT 2.33 Days
Continuous
 
28-Sep-20 08:00 15-Oct-20 18:00 SUNCOR Outage 29EDD-56 (combined two outages) 1. PL9-15 OUTAGE 5YR SYSTEM PM, 29PT-190 AND BREAKER 652-4110:
29EDD-56;29PT-190 SYSTEM;PM 5y,
29EDD-56;652-4110 MAINT & TEST;PM 10y,
Repair OHSW bonds to towers PL9-14/15
29EDD-56 Repair Leak 29PT-190

2. PL6-29 OUTAGE 5YR SYSTEM PM, BUSS 29PP-41E BREAKERS 652-4140:
29EDD-56;29PP-41D & 41E SYSTEM;PM 5y,
29EDD-56;652-4140 MAINT & TEST;PM 10y
17.42 Days
Continuous
 
28-Sep-20 08:00 02-Oct-20 16:00 ATCO TE 839s Daishowa RTU/SCADA upgrades and amp changes 4.33 Days
Continuous
 
28-Sep-20 08:30 01-Oct-20 16:30 ALTALINK Outage 510s5172 - GOI Annual inspection & maintenance 3.33 Days
Continuous
 
28-Sep-20 08:30 02-Oct-20 18:00 ALTALINK Outage 115s T2 (115s Mt.Allan) fix leaks, doble, SFRA 4.4 Days
Continuous
 
28-Sep-20 09:00 01-Oct-20 16:00 ATCO Outage 9L20, 766S 901 901 Breaker maintenance@ 766S Nevis - 9L20 Open ended 3.29 Days
Continuous
 
28-Sep-20 09:00 08-Oct-20 18:00 ALTALINK Outage 207L(370s - L111s) GOI Components and Structure replacement's on 207L. Str's Range 1-23. 10.38 Days
Continuous
 
28-Sep-20 09:30 28-Sep-20 14:30 ALTALINK Outage 150s Station & 223L, 723L, 792L - GOI Station Outage to install 138kV & 25kV Cables to 472s Mobile 5 Hours
Daily
 
28-Sep-20 09:30 02-Oct-20 17:30 ALTALINK RB 1201L (520s Bennett - BCH Cranbrook) structure range 187-508 component's and fire mitigation( 95050674) 4.33 Days
Daily
 
28-Sep-20 10:00 05-Oct-20 15:00 ATCO Outage 7L20 Replacement of under rated and rotten crossarms 7.21 Days
Continuous
 
28-Sep-20 10:00 05-Oct-20 15:00 ATCO RB 7L80 (733s Simonette - 740s H.R.Milner) conduct mitigation work on 7L80 7.21 Days
Continuous
 
28-Sep-20 10:00 28-Sep-20 11:00 ATCO TE ATCO Radio Tower Muskeg River - SAR upgrade 60 Mins
Continuous
 
28-Sep-20 10:00 01-Oct-20 15:00 ATCO Outage 6L02 6L02 Crossarm replacement and Inter phase spacers 3.21 Days
Continuous
 
28-Sep-20 10:30 08-Oct-20 18:00 ALTALINK Outage 86s1752 (914L to 87s)GOI 86s1752 breaker replacement and 86s1752 CT replacement. 87s1252 will be de-energized to energize the new breaker. 10.31 Days
Continuous
 
28-Sep-20 11:00 02-Oct-20 17:00 ATCO Outage 813S SVC 813S SVC Adjust Glycol Percentage

Adjust Glycol percentage by draining and adding 100% glycol
4.25 Days
Continuous
 
28-Sep-20 11:15 02-Oct-20 17:45 ALTALINK Outage 344S Warner fix leaks, doble, SFRA T2 4.27 Days
Continuous
 
28-Sep-20 12:30 28-Sep-20 17:00 ALTALINK TE 268S Whitecourt investigate a mis-operation event on 526L (L3) relays 4.5 Hours
Daily
 
28-Sep-20 13:00 28-Sep-20 18:00 ENMAX Outage 7.84L. 36.81L. 36.1TR. 36.3TR. 36PT138-Z31. 7PT138-7.84 Fall Substation Washing. Check reveresing switch 36.1TR, 36.3TR. 5 Hours
Continuous
 
28-Sep-20 13:00 28-Sep-20 14:00 ATCO TE 951S Thickwood Hills, 977S Salt Creek, 848S Ruth Lake, 888S Dover, ATCO Radio Tower Ruth Lake - Net 11 SAR FW upgrade to 6.2.R3 60 Mins
Continuous
 
28-Sep-20 13:00 28-Sep-20 18:00 ALTALINK IO 44s36.81E 36.81L Brkr opn for ENMAX Insulator washing - ENMAX; 7.84L. 36.81L. 36.1TR. 36.3TR. 36PT138-Z31. 7PT138-7.84 5 Hours
Daily
 
28-Sep-20 13:00 28-Sep-20 15:00 ATCO TE 832S Blumenort 701T- protection setting changes and testing
2 Hours
Continuous
 
28-Sep-20 13:30 28-Sep-20 17:30 ALTALINK TE 58S Edson gather relay settings/test results on 890L 4 Hours
Daily
 
28-Sep-20 14:00 30-Sep-20 16:30 ALTALINK TE 275s Relays perform relay maintenance 2.1 Days
Continuous
 
28-Sep-20 15:00 28-Sep-20 16:30 ATCO TE 832S Blumenort 702T- protection setting changes and testing
90 Mins
Continuous
 
28-Sep-20 16:00 20-Oct-20 16:00 ALTALINK Outage 150s Station & 723L, 792L - GOI Full Station Outage to complete 138kV Bus Rebuild, & Protections Upgrade. Transformer maintenance on T1, and installation of 25kV Bird Cover-up. T1 138kV and 25kV LA replacements. Also Cut over station controls to new building (already built) 22 Days
Continuous
 
29-Sep-20 07:00 30-Sep-20 17:00 EPCOR IO Genesee Communication Outage SMP (Data concentrator) Firmware Upgrade 1.42 Days
Continuous
 
29-Sep-20 07:00 29-Oct-20 17:00 EPCOR IO EPCOR Network SMP (Data concentrator) Firmware Upgrades. 30.42 Days
Continuous
 
29-Sep-20 07:30 29-Oct-20 17:30 ALTALINK TE 150s Clyde RTU/SCADA update RTU and HMI configuration 30.42 Days
Daily
 
29-Sep-20 08:00 29-Sep-20 13:00 ENMAX Outage 38.83L (ENMAX 38 - ENMAX 39), 39.82L (ENMAX 162 Beddington - ENMAX 39), 39.1TR (ENMAX 39), 39.3TR (ENMAX 39) Fall Substation Washing 5 Hours
Continuous
 
29-Sep-20 08:00 29-Sep-20 17:00 ATCO, ALTALINK RB 923L (356s Milo - 2075s Newell) climbing inspection 9 Hours
Continuous
 
29-Sep-20 08:00 29-Sep-20 17:00 ATCO, ALTALINK RB 1035L (244s Bowmanton - 2075s Newell) climbing inspection 9 Hours
Continuous
 
29-Sep-20 08:00 29-Sep-20 17:00 ATCO RB 9L1087 (324s Cassils - 2075s Newell) ASTEP inspection 9 Hours
Continuous
 
29-Sep-20 08:00 29-Sep-20 17:00 ATCO RB 9L1088 (324s Cassils - 2075s Newell) climbing inspection 9 Hours
Continuous
 
29-Sep-20 08:00 30-Sep-20 18:30 ENMAX Outage 36.1TR (ENMAX 36) plastibeton tray replacement 1.44 Days
Continuous
 
29-Sep-20 08:00 01-Oct-20 17:00 ENMAXGPI TE 134s Taber Wind Farm RTU/SCADA update RTU and testing and reprogram existing communications RTU to accommodate new OT network 2.38 Days
Continuous
 
29-Sep-20 08:00 29-Sep-20 17:00 ALTALINK TE 608L (138s - 418s - 528s) TPR test TPR with TransAlta Wind. 9 Hours
Daily
 
29-Sep-20 08:00 30-Sep-20 16:00 ENMAX IO ENMAX 23 Arc Flash Mitigation Project: decommission old station service 1.33 Days
Continuous
 
29-Sep-20 08:00 01-Oct-20 16:00 ENMAX TE ENMAX 25 relay, protection testing on 25B240-D142 2.33 Days
Daily
 
29-Sep-20 08:00 30-Sep-20 17:00 ALTALINK TE 353S Plamondon UR card replacement - 728L 1.38 Days
Daily
 
29-Sep-20 08:00 29-Sep-20 14:00 FORTIS TE 140s Thompson RTU/SCADA Repair radio 6 Hours
Daily
 
29-Sep-20 08:30 30-Sep-20 16:30 ALTALINK TE 58S Edson gather relay settings/test results on 671L, 202L 1.33 Days
Daily
 
29-Sep-20 08:45 01-Oct-20 16:00 ALTALINK TE 39S Bickerdike relay maintenance 2.3 Days
Daily
 
29-Sep-20 09:00 30-Sep-20 16:00 ALTALINK TE 74S Janet relay testing and setting change 31 Hours
Daily
 
29-Sep-20 09:00 29-Sep-20 10:00 ENMAX IO 8sub STN SERVICE TRANSFORMER Transfer station service load back to preferred source. 60 Mins
Continuous
 
29-Sep-20 10:00 29-Sep-20 11:00 ATCO TE 960S Birchwood Creek, 888S Dover telecom Net 11 SAR FW upgrade to 8.0.R13 60 Mins
Continuous
 
29-Sep-20 10:00 30-Sep-20 16:00 ATCO TE ATCO Radio Tower, 7L53 (700s Bonnyville - 706s Irish Creek), 7L53 (700s Bonnyville - 7L53 tap), 7L53 (706s Irish Creek - 7L53 tap), 7L24 (700s Bonnyville - 7L24D2), 7L89 (700s Bonnyville - 721s La Corey) MPLS optimization 700S Bonnyville Sub to 706 Irish Creek, 969S Lindbergh, 940S Beartrap 30 Hours
Continuous
 
29-Sep-20 13:00 29-Sep-20 18:00 ENMAX Outage 22.81L (ENMAX 22 - ENMAX 39), 39.82L (ENMAX 162 Beddington - ENMAX 39), 39.2TR (ENMAX 39), 39.4TR (ENMAX 39) Fall Substation Washing. 5 Hours
Continuous
 
29-Sep-20 13:00 29-Sep-20 14:00 ATCO TE ATCO Radio Tower, 2015s YEO RTU/SCADA SAR net 1 FW upgrade to 6.2.R3, SAR net 1 FW upgrade to 6.2.R3
60 Mins
Continuous
 
29-Sep-20 13:00 29-Sep-20 15:00 SUNCOR TE 29EDD-1 Millennium RTU/SCADA Vulnerability scan of RTU for NERC-CIP compliance 2 Hours
Continuous
 
30-Sep-20 06:00 01-Oct-20 20:00 ALTALINK Outage 669L (163s Amoco Empress - 562s Cypress), 760L (163s Amoco Empress - 394s Empress), 871L (163s Amoco Empress - 341s Sand Hills), 163s C1 (163s Amoco Empress) install new switch and protection, replace insulator and maintenance 1.58 Days
Continuous
 
30-Sep-20 06:30 01-Oct-20 17:30 ALTALINK Outage 37s 747W (37s North Calder), 747L (37s North Calder - 711L) 747L line reclose control and status addition 1.46 Days
Continuous
 
30-Sep-20 07:00 01-Oct-20 19:00 ALTALINK TE 103s Goose Lake RTU/SCADA update configuration for new alarms 1.5 Days
Daily
 
30-Sep-20 07:00 01-Oct-20 17:00 ALTALINK TE 157s Lac La Biche RTU/SCADA update configuration for new alarms 1.42 Days
Daily
 
30-Sep-20 07:00 01-Oct-20 17:30 ATCO IO Amoco Empress AltaLink has scheduled the work at 163s Empress Amoco partial bus outage 1.44 Days
Continuous
 
30-Sep-20 07:15 30-Sep-20 17:45 ALTALINK Outage 876L (179s Gleichen - 253s Blackie) emergency repair; structures 104, 155 10.5 Hours
Daily
 
30-Sep-20 07:30 30-Sep-20 17:30 ALTALINK RB 161L (255s Vulcan - 504s Queenstown) safety requirement; re 876L GOI 10 Hours
Daily
 
30-Sep-20 08:00 01-Oct-20 17:00 ALTALINK TE 163s Amoco Empress RTU/SCADA RTU update for new 871L "A" and "B" protections 1.38 Days
Daily
 
30-Sep-20 08:00 30-Sep-20 12:30 ALTALINK Outage 275S Jenner relay settings changes on: 167L 51/79/96/L8 SR760V4 4.5 Hours
Daily
 
30-Sep-20 08:00 30-Sep-20 16:00 ENMAX Outage 9.80L (ENMAX 9 - ENMAX 31), 9.1TR (ENMAX 9) fall substation washing 8 Hours
Continuous
 
30-Sep-20 08:30 01-Oct-20 16:30 ALTALINK TE 283S Violet Grove relay maintenance 1.33 Days
Daily
 
30-Sep-20 10:00 30-Sep-20 11:00 ATCO TE 888S Dover, 888s Dover RTU/SCADA telecom - net 1 SAR FW upgrade to 8.0.R13 60 Mins
Continuous
 
30-Sep-20 13:00 30-Sep-20 14:00 ATCO TE ATCO Radio Tower, 7L38 (875s Algar - 917s Horse River) Algar Tower Horse River Net 1 SAR FW upgrade to 8.0.R13 60 Mins
Continuous
 
30-Sep-20 13:00 30-Sep-20 14:00 ATCO, ALTALINK TE 1085L/9L55 (852s Round Hill - 885s McMillan) ATCO telecom software update that affects 9L55 A protection 60 Mins
Daily
 
01-Oct-20 00:00 01-Oct-20 04:00 EPCOR Outage RR729 (Rossdale) return breaker to service 4 Hours
Continuous
 
01-Oct-20 07:30 02-Oct-20 17:30 ALTALINK RB 113L (20s Ghost - 33s Spray) replacing structure 777L9, adding structure 777L9A and maintenance on structure 777L10 1.42 Days
Continuous
 
01-Oct-20 08:00 01-Oct-20 16:00 ENMAX Outage 34.2TR (ENMAX 34) rack in new ground buggy 8 Hours
Continuous
 
01-Oct-20 08:00 02-Oct-20 16:00 ENMAX IO ENMAX 9 arc flash mitigation project: decommission old station service 1.33 Days
Continuous
 
01-Oct-20 08:00 01-Oct-20 13:00 ENMAX Outage 13.60L (ENMAX 13 - ENMAX 27), 27.2TR (ENMAX 27) fall substation washing 5 Hours
Continuous
 
01-Oct-20 08:00 01-Oct-20 12:00 ALTALINK TE 56S Boyle UR card replacement (710L/L3 A) 4 Hours
Daily
 
01-Oct-20 08:00 01-Oct-20 17:00 ALTALINK TE 197S Bardo UR card replacement (174LW/L1 B) 9 Hours
Daily
 
01-Oct-20 09:00 01-Oct-20 15:00 ATCO IO ATCO Control Centre operating off new ECC equipment 6 Hours
Continuous
 
01-Oct-20 09:00 01-Oct-20 15:00 ALTALINK IO ATCO-System Operations Centre - Info operating off new ECC equipment 6 Hours
Daily
 
01-Oct-20 09:00 01-Oct-20 11:00 ALTALINK Outage 184s T2 (184s Petro-Canada Edmonton) advice to switch in Suncor station service 2 Hours
Daily
 
01-Oct-20 09:00 01-Oct-20 12:00 ATCO TE 7L03 (731s Elmworth - 7L03D3), 731s Elmworth RTU/SCADA run a DC supply cable from the new DC panel to the old 1Z panel for telecom equipments 3 Hours
Continuous
 
01-Oct-20 10:00 01-Oct-20 11:00 ATCO TE 9L101 (957s McClelland - 2005s Secord), 9L32 (849s Joslyn Creek - 2005s Secord) firmware upgrade 60 Mins
Continuous
 
01-Oct-20 10:00 01-Oct-20 16:00 ATCO TE 827s Cranberry Lake RTU/SCADA moving IP address from Nipisi Tower to Lubicon Tower 6 Hours
Continuous
 
01-Oct-20 11:00 01-Oct-20 13:00 ALTALINK Outage 184s T1 (184s Petro-Canada Edmonton) advice to switch in Suncor station service 2 Hours
Daily
 
01-Oct-20 12:05 01-Oct-20 16:00 ALTALINK TE 56S Boyle UR card replacement (633L/L5 A) 3.92 Hours
Daily
 
01-Oct-20 13:00 01-Oct-20 14:00 ATCO, ENBRIDGE TE 9L990 (72s Leismer - 2049s Kettle River), 658s Chard RTU/SCADA, 9L930 (72s Leismer - 898s Heartlake), 2049s Kettle River RTU/SCADA, 931s Bohn RTU/SCADA firmware upgrade 60 Mins
Continuous
 
01-Oct-20 13:00 01-Oct-20 18:00 ENMAX Outage 16.61L (ENMAX 16 - ENMAX 27), 27.1TR (ENMAX 27) fall substation washing 5 Hours
Continuous
 
01-Oct-20 17:30 13-Oct-20 14:30 ALTALINK Outage 163s 66 (163s Amoco Empress), 163s C1 (163s Amoco Empress) replace C/S with new breaker and switch 11.88 Days
Continuous
 
02-Oct-20 07:00 05-Oct-20 20:00 Syncrude RB AL-2 between D05 substation and G01 substation tie-ins for various infrastructure system 3.54 Days
Continuous
 
02-Oct-20 07:00 05-Oct-20 20:00 Syncrude Outage D05 517 (D05 Syncrude), D05 519 (D05 Syncrude), Aurora 211 (Aurora), Aurora 213 (Aurora), AL-1 (Aurora - D05 Syncrude) tie-ins for various infrastructure system 3.54 Days
Continuous
 
02-Oct-20 07:00 16-Oct-20 18:30 ALTALINK RB 551L (123s Banff - 953s Lake Louise) salvage of road accesses to ROW, excavation with track hoes 14.48 Days
Daily
 
02-Oct-20 07:45 02-Oct-20 17:15 ALTALINK RB 749L (899s Edgerton - 716s Lloydminster) changing damaged insulators on a structure 9.5 Hours
Daily
 
02-Oct-20 08:00 02-Oct-20 17:00 ATCO RB 7L749 (716s Lloydminster - 899s Edgerton) replace damaged insulators on a structure 9 Hours
Continuous
 
02-Oct-20 09:15 08-Oct-20 17:45 ALTALINK Outage 951L (132s Ware Junction - 275s Jenner) completion of 90 maintenance tasks between str 12 and 218. 6.35 Days
Continuous
 
02-Oct-20 09:30 08-Oct-20 17:30 ALTALINK RB 944L (132s Ware Junction - 275s Jenner) during 951L GOI for completion of 90 maintenance tasks 6.33 Days
Daily
 

Prepared On:   2020-09-23   3:15:12 PM

This document and the information contained herein are based upon information and data which by their nature contain a degree of uncertainty and are subject to change. In addition, this document may contain information and data from public sources and/or third parties, which have been assumed to be accurate and complete and have not been verified. Accordingly, the Independent System Operator, operating as the Alberta Electric System Operator (the "AESO") makes no warranty, representation or guarantee, express or implied, with respect to this document or the information contained herein, including, but not limited to, any warranty, representation or guarantee of accuracy, completeness, timeliness, reliability, availability, absence of computer virus, non- infringement, merchantability or suitability for any purpose. Under no circumstances will the AESO, its members, officers, employees, contractors or agents, or any of their respective affiliates, be liable for any errors or omissions in, or any losses, damages or claims whatsoever, whether in contract, tort or otherwise, arising from use of or reliance upon, this document or any information contained herein.

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