Alberta Electric System Operator
System Co-ordination Plan
2017-05-19 to 2017-05-26
Approved Outages

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From To Owner Type Element Scheduled Activity Date/Time Comments Interconnection
24-Jul-15 12:00 31-Dec-17 16:00 ATCO IO 736s 601T (736s Valleyview P.R.O.P.L.),6L54 (736s Valleyviewp.R.O.P.L. - 734s Sturgeon) customer request to permanently disconnect secondary from substation to their site 891.21 Days
Continuous
 
31-Jul-15 18:01 31-Dec-17 17:00 EPCOR Outage Rossdale C1 forced outage 884 Days
Continuous
 
18-Apr-16 08:00 30-Sep-17 16:00 ENMAX Outage 41.1C (ENMAX 41) forced outage 530.33 Days
Continuous
 
27-Jun-16 09:00 30-Jun-17 16:00 ATCO Outage 757S Battle River cracked insulators maintenance on main bus 368.29 Days
Continuous
 
21-Nov-16 08:00 30-Jun-17 16:00 ATCO Outage 789s 706C (789s Keg River) forced out - repair oil leak on CT 221.29 Days
Continuous
 
06-Feb-17 07:00 29-Sep-17 17:00 EPCOR Outage Hardisty T3 (Hardisty) switchgear replacement 235.38 Days
Continuous
 
15-Feb-17 06:00 06-Aug-17 18:00 ENMAX TE ENMAX 41 138kV bus diff replacement 172.46 Days
Continuous
 
22-Feb-17 07:00 01-Jun-17 17:00 EPCOR TE 330P Genesee Genesee S/S relay blocking to 500/138 kV protection. substation automation upgrade project, IP address update and cutover of IED's to new network 99.38 Days
Daily
 
22-Feb-17 07:00 01-Jun-17 17:00 EPCOR TE 330P Genesee RTU/SCADA Genesee S/S RTU. substation automation upgrade project, IP address update and cutover of RTU to new network 99.38 Days
Daily
 
06-Mar-17 07:00 16-Jun-17 17:00 EPCOR Outage Victoria V722 (Victoria),Victoria V723 (Victoria),511s Victoria T2 (511s Victoria) TX replacement 102.38 Days
Continuous
 
06-Mar-17 08:00 15-Oct-17 17:00 ALTALINK TE 522S Cooking Lake 522s auto sectionalizer scheme will be out of service as bus is reconfigured at 522s as part of SWEATD project 223.33 Days
Continuous
 
16-Mar-17 16:00 16-Jul-17 16:00 ATCO Outage 959S SVC (959s Lanfine) forced outage 122 Days
Continuous
 
20-Mar-17 08:00 15-Jun-17 08:00 ENMAX Outage 13.60L (ENMAX 27 - ENMAX 13) upgrade the existing 69kV 13.60L line to 138kV 87 Days
Continuous
 
27-Mar-17 08:00 29-Jun-17 16:30 ATCO TE 801S Anderson 144kV bus protection: 87/700BS1 protection OOS for relay replacement 94.35 Days
Continuous
 
28-Mar-17 12:00 17-Nov-17 12:00 ATCO TE 801s Anderson RTU/SCADA multiple SCADA cct cutovers from existing RTU to new RTU 234.04 Days
Continuous
 
06-Apr-17 14:00 31-May-17 18:00 ATCO IO 789s 702 (789s Keg River),789s 704 (789s Keg River) part of the 789s Keg River new sub energization 55.17 Days
Continuous
 
13-Apr-17 15:00 25-May-17 11:00 ALTALINK IO 423L (212s N.E.Lacombe - 332s Ellis) complete new 423L build: close 423L Open Points "H" @ 332s, if it hasn’t been done already and P&C 212s & 423L end-end checks. 41.83 Days
Continuous
 
18-Apr-17 09:30 26-May-17 17:30 ALTALINK Outage 777L (245s Seebe - 48s Pocaterra) relocate structures 38.33 Days
Continuous
AB-BC
25-Apr-17 08:00 20-May-17 12:00 ATCO Outage 930s Syn Condenser (930s Arcenciel) sync condenser turnaround, unavailable for dispatch 25.17 Days
Continuous
 
01-May-17 07:00 02-Jun-17 17:00 EPCOR Outage 987s CH722 (987s Clover Bar),72CH9 (Hardisty - 987s Clover Bar) breaker replacement 32.42 Days
Continuous
 
01-May-17 08:00 31-May-17 15:00 CMH Outage MH69_10L (MH69s2 North Industrial - MH69s6 Riverview) structure upgrades 30.29 Days
Continuous
 
01-May-17 08:00 22-May-17 16:00 ENMAX TE ENMAX 26 138kV Bus 26s 138kV bus differential protection 21.33 Days
Continuous
 
01-May-17 08:00 22-May-17 16:00 ENMAX TE ENMAX 32 138kV bus ( ENMAX 32) 32s 138KV bus differential protection - 21.33 Days
Continuous
 
01-May-17 08:00 22-May-17 16:00 ENMAX TE ENMAX 54 138kV bus (ENMAX 54) 54s 138KV bus differential protection 21.33 Days
Continuous
 
01-May-17 12:00 01-Jun-17 17:00 ATCO Outage 800s 601 (800s Friedenstal),800s 701T (800s Friedenstal) replace 601, 601TD and 600PT's 31.21 Days
Continuous
 
02-May-17 11:00 19-May-17 13:00 ATCO Outage 853s 702T (853s Ring Creek) 702T oil reclaiming, major testing; 502VR major testing 17.08 Days
Continuous
 
03-May-17 07:30 01-Oct-17 13:30 ALTALINK Outage 42s 31 (42s Sarcee) SWCRR - install new foundations for future 693L 151.25 Days
Continuous
 
08-May-17 06:00 21-May-17 21:00 Syncrude Outage AL-2 (D05 Syncrude - Aurora) Tie-Ins for various infrastructure system 13.63 Days
Continuous
 
08-May-17 08:00 19-May-17 16:00 ENMAX Outage 3.4TR (ENMAX 3) TR bushing/CT replacement - TR differential relay replacement 11.33 Days
Continuous
 
08-May-17 08:00 19-May-17 17:00 ATCO TE 800s Friedenstal RTU/SCADA 800S RTU upgrades and changes 11.38 Days
Continuous
 
08-May-17 13:00 13-Jul-17 17:00 ALTALINK Outage 394s T1 (394s Empress) isolate T1 in prep for addition of new 25kV bus 66.17 Days
Continuous
 
09-May-17 16:00 07-Jun-17 08:00 ENMAX Outage 41.2TR (ENMAX 41) (FATDSC) west bus modifications 28.67 Days
Continuous
 
14-May-17 09:30 26-May-17 17:30 ALTALINK Outage 648s 749E (648s Metiskow) replacing 'A' & 'B' protection on 749L 12.33 Days
Continuous
 
15-May-17 07:00 19-May-17 17:00 EPCOR Outage Poundmaker T3 (Poundmaker) doble 4.42 Days
Continuous
 
15-May-17 07:00 25-May-17 18:00 ALTALINK Outage 379s T2 (379s Shell Canada Waterton),185L (415s Drywood - 379s Shell Canada Waterton),379s 452 (379s Shell Waterton) replace bus #2 protection, breakers 185E & 452, transformer T2 protection, and PTs 396s11 & 13 10.46 Days
Continuous
 
15-May-17 07:00 09-Jun-17 18:00 Saskpower Outage Sask Power SW901T 403s-WT-SW901T maintenance, protection upgrades, install SW901C Isol, SW806 BKR (TOG# T2017-24) 25.46 Days
Continuous
AB-SK
15-May-17 08:00 19-May-17 16:00 ENMAX Outage 12.2TR (ENMAX 12) doble TR 4.33 Days
Continuous
 
15-May-17 12:30 19-May-17 17:30 ALTALINK Outage 708L (71s Lamoureux - 708L88X) component replacement 4.21 Days
Continuous
 
16-May-17 07:00 19-May-17 16:00 ENMAX RB 14.83L (ENMAX 14 - ENMAX 36) tree trimming 3.38 Days
Daily
 
16-May-17 07:15 19-May-17 08:44 ALTALINK Outage 172L (83s Taber - 172L944A) line maintenance 3.06 Days
Continuous
 
16-May-17 07:15 19-May-17 08:44 ALTALINK RB 172L (254s Coaldale - 172L944C),172EL (139s Hillridge - 172EL1) line maintenance 3.06 Days
Continuous
 
16-May-17 07:30 20-May-17 16:00 ALTALINK Outage 5s T1 (5s East Calgary) oil leak 4.35 Days
Continuous
 
16-May-17 08:00 21-Jul-17 16:00 ENMAX Outage 2.2TR (ENMAX 2) transformer replacement 66.33 Days
Continuous
 
16-May-17 08:00 19-May-17 16:00 ATCO TE 6L16 (724s Hines Creek - 861s Eureka River) 724s: setting changes on 21A-67/6L16 & 67N/6L16 for new 602T at 861s Eureka River 3.33 Days
Daily
 
16-May-17 09:00 19-May-17 17:30 ATCO Outage 2029s 1200SST2 (2029s Heathfield) clean and replace grounding saddles and bus connectors in area 3.35 Days
Continuous
 
18-May-17 07:00 20-May-17 18:30 ALTALINK Outage 1037L (237s Foothills - 138 Windy Flats) damper replacements 2.48 Days
Continuous
 
18-May-17 07:30 20-May-17 18:30 ALTALINK RB 1038L (138s Windy Flats - 237s Foothills) damper replacements 2.46 Days
Daily
 
18-May-17 07:30 19-May-17 17:30 ALTALINK RB 739L (14s Devon - 305s Acheson) safely remove 25 kV underbuild 1.42 Days
Continuous
 
19-May-17 07:00 19-May-17 17:00 EPCOR Outage Poundmaker T3 (Poundmaker),Poundmaker PMDS7 (Poundmaker),Poundmaker PMDS2 (Poundmaker) doble 10 Hours
Continuous
 
19-May-17 08:00 19-May-17 16:00 ENMAX Outage ENMAX 33 B138-33.83 (ENMAX 33),33.83L (ENMAX 41 - ENMAX 33) spring substation washing, SF6 gas sample, doble 33B138-33.83, wash potheads 8 Hours
Continuous
 
19-May-17 08:30 19-May-17 17:30 ALTALINK Outage 185AL (415s Drywood - 995s Yarrow) replace cracked insulators 9 Hours
Daily
 
19-May-17 08:45 22-May-17 08:44 ALTALINK Outage 172L (254s Coaldale - 172L944C) line maintenance 3 Days
Continuous
 
19-May-17 08:45 22-May-17 08:44 ALTALINK RB 172L (83s Taber - 172L944A) RB for 172L (254s Coaldale – 172L944C Hillridge Tap) outage 3 Days
Continuous
 
19-May-17 10:00 19-May-17 12:00 ALTALINK TE AltaLink RTU/SCADA 9000R RTU EMS point checks (no visibility loss) 2 Hours
Daily
 
20-May-17 07:30 30-May-17 17:30 ALTALINK Outage 739L (305s Acheson - 434s Stony Plain) install foundation for new structure 10.42 Days
Continuous
 
20-May-17 07:30 23-May-17 17:30 ATCO IO 807AL Altalink damper replacements 3.42 Days
Continuous
 
20-May-17 07:30 21-May-17 17:30 ALTALINK Outage 942L (681s Bannerman - 71s Lamoureux) damper replacements 1.42 Days
Continuous
 
20-May-17 07:30 23-May-17 17:30 ALTALINK Outage 807AL (402s Shell Expansion I - 807L tap),807L (410s Josephburg - 402s Scotford Expansion) damper replacements 3.42 Days
Continuous
 
20-May-17 07:30 21-May-17 17:30 ALTALINK RB 1061L (12s Heartland - 681s Bannerman) damper replacement 1.42 Days
Daily
 
21-May-17 07:30 27-May-17 18:30 ALTALINK Outage 1106L (ENMAX 65 - 237s Foothills) damper replacements 6.46 Days
Continuous
 
21-May-17 07:30 27-May-17 18:30 ALTALINK RB 1107L (ENMAX 65 - 237s Foothills) damper replacements 6.46 Days
Daily
 
21-May-17 07:30 27-May-17 18:30 ENMAX IO 1106L Altalink Advice damper replacements 6.46 Days
Continuous
 
21-May-17 07:30 27-May-17 18:30 ALTALINK RB 1107L (ENMAX 65 - 237s Foothills) damper replacements 6.46 Days
Daily
 
21-May-17 08:00 21-May-17 16:00 ENMAX Outage 1.82L (ENMAX 1 - ENMAX 5) investigate circulating currents between 1s & 5s 8 Hours
Continuous
 
21-May-17 08:00 21-May-17 16:00 ENMAX Outage 1.84L (ENMAX 1 - ENMAX 5) investigate circulating currents between 1s & 5s 8 Hours
Continuous
 
22-May-17 06:00 03-Jun-17 21:00 Syncrude Outage AL-1 (D05 Syncrude - Aurora) tie-Ins for various infrastructure system 12.63 Days
Continuous
 
22-May-17 07:00 23-May-17 16:00 ENMAX RB 13.82L (ENMAX 22 - ENMAX 13) tree trimming 1.38 Days
Daily
 
22-May-17 07:30 23-May-17 17:30 ALTALINK Outage 1061L (12s Heartland - 681s Bannerman) damper replacements, QA/QC checks 1.42 Days
Continuous
 
22-May-17 07:30 23-May-17 17:30 ALTALINK RB 942L (681s Bannerman - 71s Lamoureux) damper replacement 1.42 Days
Daily
 
22-May-17 07:30 23-May-17 17:30 ALTALINK RB 1054L (13s Deerland - 12s Heartland) damper replacements 1.42 Days
Daily
 
22-May-17 08:00 26-May-17 16:00 ENMAX Outage 20.1TR (ENMAX 20) transformer CT and 138 kV Bus differential relay replacement 4.33 Days
Continuous
 
22-May-17 08:00 23-May-17 16:00 ENMAX IO 9.80L (ENMAX 31 - ENMAX 9) HV Breaker Inspection 31B138-9.80, 9B138-9.80. Air inspection 9B138-9.80L. Doble 9B138-9.80 1.33 Days
Continuous
 
22-May-17 08:00 23-May-17 16:00 ENMAX Outage 9.80L (ENMAX 31 - ENMAX 9),ENMAX 9 B138-9.80 (ENMAX 9),Enmax 31 B138-9.80 (ENMAX 31) breaker inspection on 31B138-9.80 and 9B138-9.80 1.33 Days
Continuous
 
22-May-17 08:00 02-Jun-17 17:00 ATCO TE 898s Heart Lake RTU/SCADA RTU & HMI configuration changes 11.38 Days
Continuous
 
22-May-17 08:45 28-May-17 17:45 ALTALINK Outage 172L (370s North Lethbridge - 254s Coaldale) line maintenance 6.38 Days
Continuous
 
22-May-17 10:00 22-May-17 12:30 ALTALINK Outage 648s T3 (648s Metiskow),954L (648s Metiskow - 650s Hansman Lake),648s 29 (648s Metiskow) testing required for 648s749E protection replacement 2.5 Hours
Daily
 
22-May-17 10:00 02-Jun-17 17:00 ALTALINK Outage 646L (678s Okotoks - 237s Foothills),678s T1 (678s Okotoks),678s Okotoks 138kV Bus 1,850L (525s Carseland - 678s Okotoks),678s T3 (678s Okotoks) install and commission T1 single phase slip, 678s S2, 678s352 and commission T3 and T3 25kv new equipment and feeders 11.29 Days
Continuous
 
22-May-17 12:31 22-May-17 17:30 ALTALINK Outage 472L (213s Hughenden - 472AL tap) testing required for 648s749E protection replacement 4.98 Hours
Daily
 
22-May-17 13:00 22-May-17 15:00 ALTALINK TE 648s Metiskow 138kV Bus bus protection will be out of service temporarily for wiring and testing 2 Hours
Daily
 
22-May-17 15:00 22-May-17 17:00 ALTALINK TE 648s T1 (648s Metiskow) 'A' protection will be out of service temporarily for wiring and testing 2 Hours
Daily
 
23-May-17 06:00 25-May-17 17:30 ALTALINK Outage 859L (20s Ghost - T793s Horse Creek) required for station SCADA upgrade and substation maintenance work, and 793s859W breaker CT replacement 2.48 Days
Continuous
 
23-May-17 07:00 25-May-17 17:00 ALTALINK Outage 89s 1352 (89s Ellerslie),89s 1452 (89s Ellerslie) SCADA equipment upgrade 2.42 Days
Continuous
 
23-May-17 07:00 31-May-17 13:00 ALTALINK Outage 523s T1 (523s Bullshead) decommision and remove old 523s122 breaker, connect bypass cables, replace VR bypass with new 523s389, replace 406L & 381L UG cables 8.25 Days
Continuous
 
23-May-17 07:00 01-Jun-17 17:00 ATCO Outage 7L85 (803s Bullpound - 801s Anderson) protection upgrade, install & commission new protection 9.42 Days
Continuous
 
23-May-17 07:00 25-May-17 17:00 ATCO IO 935L notice altaLink line outage on 935L affects EATL transfer capability (650 MW) 2.42 Days
Continuous
 
23-May-17 07:00 25-May-17 17:00 ALTALINK Outage 935L (324s Cassils - 356s Milo) SCADA equipment upgrade 2.42 Days
Continuous
 
23-May-17 07:00 29-Jun-17 17:00 ALTALINK Outage 80L (214s Innisfail - 55s Olds),214s T2 (214s Innisfail),214s Innisfail 138kV Bus 2 connect 214s52,VT5,new 443L bay,new 420L bay, replace and install protections, etc. 37.42 Days
Continuous
 
23-May-17 07:00 02-Jul-17 17:00 EPCOR Outage 814s T2 (814s Bellamy),RossdaleT1 (Rossdale) retrofit rossdale TX 40.42 Days
Continuous
 
23-May-17 07:15 24-May-17 17:15 ALTALINK Outage 768L (217s North Red Deer - 209s Timberlands),444L (198s Blackfalds - 217s North Red Deer),217s North Red Deer 138 kV Bus,425L (194s South Red Deer - 217s North Red Deer),217s C1 (217s North Red Deer) to replace 138kV circuit switcher interrupters on 14-81-1 1.42 Days
Continuous
 
23-May-17 07:30 06-Jun-17 16:30 ALTALINK, ENMAX Outage 30.81L (42s Sarcee - ENMAX 30),42s 56 (42s Sarcee),42s 30 (42s Sarcee) SWCRR - temporary tie in to ENMAX 35, energization of HV switchgear,temporary 35.81L from 35s to 42s, protection work 14.38 Days
Continuous
 
23-May-17 07:30 26-May-17 16:30 ALTALINK Outage 514L (513s Lundbreck - 514L198) replacing insulators and repairing grounding on structures 199 - 448 3.38 Days
Continuous
 
23-May-17 08:00 26-May-17 16:00 ATCO TE 801s 701T (801s Anderson),801s 901T (801s Anderson) construction for new protection upgrade 3.33 Days
Continuous
 
23-May-17 08:00 26-May-17 16:00 ATCO TE 801s 704 (801s Anderson) removal of A7 panel will require wiring changes to the 704 close circuit 3.33 Days
Continuous
 
23-May-17 08:00 01-Jun-17 16:00 ATCO TE 801S Anderson RAS relay testing/changes 9.33 Days
Continuous
 
23-May-17 08:00 09-Jul-17 16:00 ATCO TE 801S Anderson 144 kV breaker relays 47.33 Days
Continuous
 
23-May-17 08:00 29-May-17 16:00 ATCO RB 7L106 (834s Wesley Creek - 905s Meikle) helicopter / climbing inspection 6.33 Days
Daily
 
23-May-17 08:00 25-May-17 13:00 ALTALINK TE AltaLink Radio Tower 9448R - 9263R reconfiguration & firmware upgrade of radio 2.21 Days
Continuous
 
23-May-17 08:00 24-May-17 12:00 ENMAX Outage 13.1TR (ENMAX 13) LTC maintenance 28 Hours
Continuous
 
23-May-17 08:00 25-May-17 16:00 ENMAX Outage 14.2C (ENMAX 14) capacitor bank maintenance 2.33 Days
Continuous
 
23-May-17 08:00 26-May-17 16:00 ATCO TE 898S Heart Lake CIP password change on all microprocessor based relays on at a time 3.33 Days
Continuous
 
23-May-17 08:30 23-May-17 12:30 ALTALINK Outage 648s 885 (648s Metiskow),885L (648s Metiskow - 650s Hansman Lake) trip testing required for 648s749E protection replacement 4 Hours
Daily
 
23-May-17 08:30 24-May-17 17:00 ALTALINK TE 379s Shell Canada Waterton RTU/SCADA download new RTU configuration 1.35 Days
Daily
 
23-May-17 08:30 15-Jun-17 16:30 ALTALINK TE 511s Crossing security maintenance for CIP compliance, password changes 23.33 Days
Continuous
 
23-May-17 09:00 23-May-17 17:00 ALTALINK TE 12S Heartland fibre testing and protection investigation on 12L70 and 12L85 B protections only 8 Hours
Daily
 
23-May-17 09:00 23-May-17 17:00 ATCO TE 12L85 (12s Heartland - 2029s Heathfield),12L70 (12s Heartland - 2029s Heathfield) blocked B protection at 2029s 8 Hours
Continuous
 
23-May-17 09:30 23-May-17 16:00 ALTALINK Outage 526s C1 (526s Buffalo Creek),526s 652 (526s Buffalo Creek) urgent breaker maintenance 6.5 Hours
Daily
 
23-May-17 09:30 25-May-17 18:00 ALTALINK Outage 434s T1 (434s East Stony Plain) replace U/G terminators on 2218L cables 2.35 Days
Continuous
 
23-May-17 10:00 24-May-17 15:00 ATCO Outage 720s 902 (720s Wabasca) breaker SF6 hgf complete,902 @ 720S
perform major PM on spare breaker
29 Hours
Continuous
 
23-May-17 10:00 29-May-17 17:00 ATCO RB 7L131 (834s Wesley Creek - 905s Meikle) helicopter/climbing inspection 6.29 Days
Daily
 
23-May-17 10:00 26-May-17 16:00 ATCO TE 733s Simonette RTU/SCADA download and update RTU 3.25 Days
Continuous
 
23-May-17 10:00 23-May-17 16:00 ATCO Outage 763s 601 (763s Hanna),6L56 (763s Hanna - 802s Michichi Creek) emergency top up of oil 6 Hours
Continuous
 
23-May-17 11:00 23-May-17 12:00 ATCO TE 733S Simonette 25kV bus relay setting changes 60 Mins
Continuous
 
23-May-17 11:00 23-May-17 14:00 ATCO TE 7L46 (845s Big Mountain - 813s Little Smoky) isolate 21A relay, change date and time and check alarms 3 Hours
Continuous
 
23-May-17 12:00 24-May-17 12:15 ALTALINK TE 89s Ellerslie RTU/SCADA SCADA equipment upgrade 24.25 Hours
Daily
 
23-May-17 12:00 24-May-17 12:15 ALTALINK TE 356s Milo RTU/SCADA SCADA equipment upgrade 24.25 Hours
Daily
 
23-May-17 12:00 24-May-17 13:00 ALTALINK TE T793s Horse Creek RTU/SCADA 793s bus protection upgrade 25 Hours
Daily
 
23-May-17 12:00 23-May-17 16:00 ALTALINK Outage 205s 352 (205s Castle Rock) heater replacement on centre phase 4 Hours
Daily
 
23-May-17 12:00 23-May-17 18:30 ALTALINK Outage 511s ACF12 (511s Crossings),511s ACF13 (511s Crossings),511s ACF11 (511s Crossings),511s SVC Plus (511s Crossings) 2017 CIP 007 maintenance 6.5 Hours
Daily
 
23-May-17 12:45 30-May-17 17:15 ALTALINK, ATCO RB 526L (268s Whitecourt - 236s Judy Creek),6L126 (515L tap - 743s Sarah Lake) line component replacement on 519L 7.19 Days
Daily
 
23-May-17 13:00 25-May-17 12:00 ALTALINK TE 510S Sunnybrook 510s AC filters: ACF11- 14, ACF21-22 1.96 Days
Continuous
 
23-May-17 13:00 26-May-17 16:30 ATCO TE 734s Sturgeon RTU/SCADA update RTU SOE table and quickpanel 3.15 Days
Continuous
 
24-May-17 07:00 25-May-17 07:00 ALTALINK Outage 250p11 (250p Bighorn) spring test 24 Hours
Daily
 
24-May-17 07:00 29-May-17 05:00 ALTALINK Outage 250p22 (250p Bighorn) spring test 4.92 Days
Continuous
 
24-May-17 07:00 25-May-17 16:00 ENMAX RB 40.81L (ENMAX 40 - ENMAX 41) tree trimming 1.38 Days
Daily
 
24-May-17 07:30 31-May-17 17:30 ALTALINK Outage 1054L (13s Deerland - 12s Heartland) damper replacements 7.42 Days
Continuous
 
24-May-17 07:30 31-May-17 17:30 ALTALINK RB 1061L (12s Heartland - 681s Bannerman) damper replacements 7.42 Days
Daily
 
24-May-17 07:30 25-May-17 12:30 Lethbridge RB 463L (15s Fort Macleod - 181s Chinook) OPGW testing 29 Hours
Continuous
 
24-May-17 07:30 25-May-17 12:30 Lethbridge RB 172L (370s North Lethbridge - 181s Chinook) OPGW testing 29 Hours
Continuous
 
24-May-17 08:00 24-May-17 16:30 ATCO Outage 786s 702T (786s High Level) testing and maintenance 8.5 Hours
Continuous
 
24-May-17 08:00 25-May-17 16:00 ENMAX Outage 3.4TR (ENMAX 3),ENMAX 3 B138-3.84 (ENMAX 3),3.84L (ENMAX 13 - ENMAX 3) doble 3B138-3.84 and HV SW/MD maintenance 1.33 Days
Continuous
 
24-May-17 08:00 25-May-17 16:00 ATCO TE 851s Morse River RTU/SCADA commissioning of new radio link between Morse River and Louise Creek 1.33 Days
Continuous
 
24-May-17 08:00 25-May-17 15:00 ALTALINK Outage 526s T2 (526s Buffalo Creek) transformer maintenance and doble 31 Hours
Continuous
 
24-May-17 08:30 24-May-17 12:30 ALTALINK Outage 698s T1 (698s Jackfish),1090L (723s Christina Lake - 698s Jackfish),698S Jackfish 240kV Bus 1 damper replacements (crossing over bus work) 4 Hours
Daily
 
24-May-17 08:30 24-May-17 12:30 ALTALINK Outage 511s ACF22 (511s Crossings),511s ACF21 (511s Crossings) 2017 CIP 007 maintenance 4 Hours
Daily
 
24-May-17 09:00 25-May-17 17:00 ATCO Outage 813s SVC (813s Little Smoky) SVC maintenance 1.33 Days
Continuous
 
24-May-17 09:00 25-May-17 17:00 ALTALINK IO A813s SVC - ATCO Info ATCO SVC maintenance 1.33 Days
Continuous
 
24-May-17 09:00 24-May-17 13:00 ALTALINK TE 678s Okotoks RTU/SCADA download new configuration file to the RTU 4 Hours
Daily
 
24-May-17 10:30 24-May-17 17:30 ALTALINK Outage 184s 34 (184s Petro Canada Edmonton) breaker maintenance 7 Hours
Daily
 
24-May-17 10:30 26-May-17 16:00 ATCO TE 731s Elmworth RTU/SCADA 731S substation RTU 2.23 Days
Continuous
 
24-May-17 12:00 25-May-17 16:00 ENMAX Outage 13.2TR (ENMAX 13) LTC maintenance 28 Hours
Continuous
 
24-May-17 12:30 24-May-17 18:30 ALTALINK Outage 510s ACF21 (510s Sunnybrook),510s ACF22 (510s Sunnybrook) 2017 CIP 007 maintenance 6 Hours
Daily
 
24-May-17 13:00 26-May-17 15:00 ATCO Outage 939s 904 (939s Livock) top up and repair breaker 904 2.08 Days
Continuous
 
24-May-17 13:30 24-May-17 17:30 ALTALINK Outage 698S Jackfish 240kV Bus 1,1099L (698s Jackfish - 154s Black Spruce),698s T1 (698s Jackfish) damper replacements (crossing over bus work) 4 Hours
Daily
 
25-May-17 07:00 27-May-17 17:00 ALTALINK, EPCOR RB 809L (320p Keephills - 510s Sunnybrook) washing program 2.42 Days
Daily
 
25-May-17 07:00 27-May-17 17:00 ALTALINK IO 809L (510s-320p) EPCOR - RB EPCOR washing program 2.42 Days
Daily
 
25-May-17 07:30 26-May-17 18:30 ALTALINK, REDDEER Outage 217s T2 (217s North Red Deer),778L (217s North Red Deer - 87s Gaetz),217s North Red Deer 138 kV Bus,444L (198s Blackfalds - 217s North Red Deer),217s4 (217s North Reddeer) to replace 138kV circuit switcher interrupters 1.46 Days
Continuous
 
25-May-17 08:00 25-May-17 17:00 EXPPIPE1 IO 762s Conklin RTU/SCADA MEG replacing a transformer in their substation 9 Hours
Daily
 
25-May-17 08:00 25-May-17 12:00 ALTALINK TE 678S Okotoks 678s 727L 'A' protection relay - PT cutover 4 Hours
Daily
 
25-May-17 08:00 25-May-17 17:00 ALTALINK TE 358s Amoco Brazeau RTU/SCADA 358s RTU - EMS point checks 9 Hours
Daily
 
25-May-17 08:00 25-May-17 16:00 ENMAX Outage 3.84L (ENMAX 13 - ENMAX 3),ENMAX 3 B138-3.84 (ENMAX 3) HB breaker maintenance 8 Hours
Continuous
 
25-May-17 08:00 25-May-17 14:00 ALTALINK TE 191s N.W.Cardiff RTU/SCADA 191s RTU - repair antenna coax cable 6 Hours
Daily
 
25-May-17 08:30 25-May-17 12:30 ALTALINK Outage 154s Black Spruce 240 kV Bus 2,1099L (698s Jackfish - 154s Black Spruce) damper replacements (crossing over bus work) 4 Hours
Daily
 
25-May-17 08:30 25-May-17 12:30 ALTALINK Outage 898L (37s North Calder - 92s Viscount),92s 898 (92s Viscount) breaker maintenance - pressure gauge 4 Hours
Daily
 
25-May-17 08:30 25-May-17 12:30 ALTALINK Outage 510s ACF22 (510s Sunnybrook),510s 2052 (510s Sunnybrook) 2017 CIP 007 maintenance 4 Hours
Daily
 
25-May-17 09:30 25-May-17 12:29 ALTALINK RB 631L (199s East Airdrie - 186s Dry Creek) X-Ray sleeves 2.98 Hours
Daily
 
25-May-17 09:30 25-May-17 12:29 ALTALINK Outage 611L (391S Balzac - 186s Dry Creek) X-ray sleeves 2.98 Hours
Daily
 
25-May-17 10:00 25-May-17 17:00 ALTALINK TE 102s Langdon RTU/SCADA 102s CIP RTU – supervisory 7 Hours
Continuous
 
25-May-17 12:00 25-May-17 16:00 ALTALINK TE 89s Ellerslie RTU/SCADA SCADA equipment upgrade 4 Hours
Continuous
 
25-May-17 12:00 25-May-17 16:00 ALTALINK TE 356s Milo RTU/SCADA SCADA equipment upgrade 4 Hours
Continuous
 
25-May-17 12:00 25-May-17 16:00 ATCO TE 739s Edith Lake RTU/SCADA required for 793s bus protection upgrade 4 Hours
Continuous
 
25-May-17 12:31 25-May-17 15:30 ALTALINK RB 611L (391S Balzac - 186s Dry Creek) X-Ray sleeves 2.98 Hours
Daily
 
25-May-17 12:31 25-May-17 15:30 ALTALINK Outage 631L (199s East Airdrie - 186s Dry Creek) X-ray sleeves 2.98 Hours
Daily
 
25-May-17 13:00 25-May-17 17:00 ALTALINK TE 678S Okotoks 678s 727L 'B' protection relay - PT cutover 4 Hours
Daily
 
25-May-17 13:30 25-May-17 17:30 ALTALINK Outage 1115L (154s Black Spruce - 170s Pike),154s Black Spruce 240 kV Bus 2 damper replacements (crossing over bus work) 4 Hours
Daily
 
26-May-17 07:00 26-May-17 17:00 ALTALINK TE 749L (899s Edgerton - 7L749D3) A & B protection will be removed from service one at a time to return settings back to normal 10 Hours
Daily
 
26-May-17 07:00 26-May-17 17:00 ALTALINK TE 885L (648s Metiskow - 650s Hansman Lake) A & B protection will be removed from service one at a time to return settings back to normal 10 Hours
Daily
 
26-May-17 07:00 26-May-17 18:00 ALTALINK Outage 42s C2 (42s Sarcee),42s C3 (42s Sarcee),42s T2 (42s Sarcee),906L (17s Benalto - 42s Sarcee),42s Sarcee 240kV South Bus installing pollution monitors 11 Hours
Continuous
 
26-May-17 07:30 26-May-17 14:30 ALTALINK Outage 463L (181s Chinook - 463L28) create open point between 463L44 and 463L43 to allow for isolation/repair of 463L28 7 Hours
Daily
 
26-May-17 07:45 26-May-17 17:15 Lethbridge RB 463L (15s Fort Macleod - 181s Chinook) switch maintenance 9.5 Hours
Daily
 
26-May-17 08:00 27-May-17 16:00 ENMAX Outage 3.82L (ENMAX 3 - ENMAX 8),3.3TR (ENMAX 3) SF6 gas sample, Maintenance and test 1.33 Days
Continuous
 
26-May-17 08:01 20-Jun-17 13:00 ATCO Outage 861s 601T (861s Eureka River) new transformer installation construction 25.21 Days
Continuous
 
26-May-17 11:01 29-May-17 08:00 ATCO RB 6L16 (724s Hines Creek - 861s Eureka River) connect 750s primary cables and create jumper J1 2.87 Days
Continuous
 
26-May-17 14:31 26-May-17 17:30 ALTALINK Outage 463L (181s Chinook - 463L28) switch maintenance on 463L28 2.98 Hours
Daily
 
26-May-17 20:00 27-May-17 06:00 BCH Outage 2L113 (B1s Natal - B2s Cranbrook) deadend insulator replacements 10 Hours
Continuous
AB-BC

Prepared On:   2017-05-18   4:42:58 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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