Alberta Electric System Operator
System Co-ordination Plan
2017-11-04 to 2017-11-10
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		  
16-Mar-17 16:00 10-Nov-17 16:00 ATCO Outage 959S SVC (959s Lanfine) forced outage 239.04 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		  
05-Aug-17 08:00 04-Nov-17 16:00 ENMAX Outage 41.1C (ENMAX 41) FATDSC construction, install new breaker - due to arrive in Sept (original breaker used at 14s) 91.33 Days
Continuous		  
14-Aug-17 12:00 12-Nov-17 16:00 ENMAX Outage ENMAX 25 B240-D131 (ENMAX 25) SF6 sample, repair SW132 switch 90.21 Days
Continuous		  
25-Aug-17 16:00 05-Dec-17 16:00 ENMAX Outage 162s 138-RB85 (162s Beddington) new construction: install new transformer bay 102.04 Days
Continuous		  
28-Aug-17 08:00 10-Nov-17 16:00 ENMAX TE ENMAX 11 138 kV Bus 11s 138kV BD relay 74.38 Days
Continuous		  
11-Sep-17 07:00 30-Nov-17 17:00 EPCOR Outage E511s VictoriaT2 (511s Victoria) containment pit 80.46 Days
Daily		  
18-Sep-17 14:01 07-Dec-17 17:00 ALTALINK Outage 69s T4 (69s North Barrhead),69s 713 (69s North Barrhead) emergency tap changer repair 80.17 Days
Continuous		  
25-Sep-17 08:00 15-Dec-17 17:00 ALTALINK IO AltaLink Radio Tower 9356R Evansburg (Telecom) - installing new antenna 81.42 Days
Daily		  
25-Sep-17 09:00 06-Nov-17 15:00 ATCO Outage 863S Paintearth,9L27 (863s Paintearth - 755s Cordel),9L948 (650s Hansman Lake - 863s Paintearth) 240 kV switch replacement 42.29 Days
Continuous		  
26-Sep-17 15:00 31-Dec-17 06:59 EPCOR Outage Rossdale C2 forced outage 95.71 Days
Continuous		  
02-Oct-17 08:00 15-Dec-17 17:00 ALTALINK IO AltaLink Radio Tower installing new antenna 9069R Barrhead 74.42 Days
Daily		  
02-Oct-17 09:00 01-Dec-17 11:00 ALTALINK Outage 180s T2 (180s Cope Creek) borrow the CT for switchgear replacement at 482s 60.13 Days
Continuous		  
02-Oct-17 10:00 08-Dec-17 16:00 ALTALINK Outage 320p T1 (320p Keephills) urgent repair - forced outage 67.29 Days
Continuous		  
02-Oct-17 13:24 05-Nov-17 16:00 ATCO Outage 946s 902 (946s Oakland) forced outage (end date unknown) 34.15 Days
Continuous		  
03-Oct-17 08:00 06-Nov-17 18:00 SUNCOR Outage 29PT-341 (29EDD-34) project 1716 - Suncor Plant 300HV 34.46 Days
Continuous		  
09-Oct-17 08:00 15-Dec-17 17:00 ALTALINK TE AltaLink Radio Tower 9516R Tomahawk, installing new antenna, radio will be re-routed 67.42 Days
Daily		  
09-Oct-17 08:00 15-Dec-17 17:00 ALTALINK IO AltaLink Radio Tower 9269R Whitecourt, installing new antenna, radio will be re-routed 67.42 Days
Daily		  
09-Oct-17 17:00 30-Apr-18 16:00 ATCO Outage 826s 502R (826s Marguerite Lake) techs found scorch marks on the reactor (forced outage) 202.96 Days
Continuous		  
10-Oct-17 07:00 20-Nov-17 17:30 ATCO Outage 734s 603 (734s Sturgeon),734s 601 (734s Sturgeon),734s 704 (734s Sturgeon),6L54 (736s Valleyviewp.R.O.P.L. - 734s Sturgeon),734s 701T (734s Sturgeon) 6L54 and the 734S 72 KV bus will be salvaged 41.48 Days
Continuous		  
10-Oct-17 07:00 15-Feb-18 17:00 EPCOR TE 665s Dome RTU/SCADA 665S Dome S/S RTU 128.46 Days
Daily		  
10-Oct-17 07:00 15-Feb-18 17:00 EPCOR TE 665S Dome 665S Dome S/S relay blocking to 240 kV protection 128.46 Days
Daily		  
10-Oct-17 10:00 15-Dec-17 17:30 ALTALINK Trans Test 325s 1552 (325s Leduc),325s C1 (325s Leduc) install resister/filter bank on cap bank 66.35 Days
Continuous		  
15-Oct-17 07:00 29-Dec-17 16:00 CMH, Medicine Hat Outage 20L (MH69S-6 Riverview - MH69S-3 South Ridge),MH69s3 MH69_302 (MH69s3 South Ridge),MH69s6 MH69_611 (MH69s6 Riverview) pole replacement work 75.42 Days
Continuous		  
16-Oct-17 08:00 09-Nov-17 16:00 ENMAX Outage 22.1TR (ENMAX 22) tapchanger replacement 24.38 Days
Continuous		  
16-Oct-17 08:00 05-Nov-17 16:00 ENMAX, ALTALINK TE 985L (ENMAX 25 - 74s Janet) 985L A & B line protection - RAS scheme settings upgrade 20.38 Days
Daily		  
16-Oct-17 08:00 05-Nov-17 16:00 ENMAX, ALTALINK TE 1003L (74s Janet - ENMAX 25) 1003L A & B line protection - RAS scheme settings upgrade 20.38 Days
Daily		  
16-Oct-17 08:00 05-Nov-17 16:00 ENMAX TE ENMAX 25 A & B line protection - RAS scheme settings upgrade 20.38 Days
Daily		  
16-Oct-17 08:00 05-Nov-17 16:00 ENMAX TE ENMAX 25 A & B line protection - RAS scheme settings upgrade 20.38 Days
Daily		  
16-Oct-17 08:00 05-Nov-17 16:00 ENMAX TE ENMAX 25 A & B line protection - RAS scheme settings upgrade 20.38 Days
Daily		  
23-Oct-17 08:00 10-Nov-17 17:00 ALTALINK, EPCOR RB 909L (89s Ellerslie - 665s Dome) Cut 910L in/out pf 289s 18.42 Days
Continuous		  
23-Oct-17 15:00 20-Nov-17 19:00 ALTALINK Outage 320p 989 (320p Keephills) required for clearance on 320pT1 28.21 Days
Continuous		  
24-Oct-17 08:00 06-Nov-17 17:15 ALTALINK Outage 922L (310p Sundance - 17s Benalto) line maintenance 13.43 Days
Continuous		  
30-Oct-17 06:30 10-Nov-17 17:30 ALTALINK Outage 281s 1081 (281s Johnson),17s 3 (17s Benalto),17s 2 (17s Benalto),1081L (17s Benalto - 281s Johnson) 17s3 breaker & C60 relay replacement & PMU wiring & airbreak module replacement 11.5 Days
Continuous		  
30-Oct-17 07:00 10-Nov-17 17:00 EPCOR Outage 72CK12 (987s Clover Bar - Kennedale) cutover of new line protection 11.46 Days
Continuous		  
30-Oct-17 07:00 04-Dec-17 17:00 ATCO Outage 745s 601 (745s Slave Lake),745s 601T (745s Slave Lake) replace foundations in 25 kV bay 35.46 Days
Continuous		  
30-Oct-17 08:00 06-Nov-17 16:00 ENMAX Outage 21.4TR (ENMAX 21) transformer differential relay replacement 7.38 Days
Continuous		  
30-Oct-17 08:00 15-Feb-18 16:00 ATCO TE 7L57 (813s Little Smoky - 734s Sturgeon) 734s Sturgeon 21-50BF/7L57 wiring changes 108.38 Days
Continuous		  
30-Oct-17 08:00 06-Nov-17 16:00 ENMAX TE ENMAX 21 install new panel for 21.4TR 7.38 Days
Continuous		  
30-Oct-17 08:00 06-Nov-17 16:00 ENMAX, ALTALINK TE 21.80L (42s Sarcee - ENMAX 21) install new panel for 21.4TR 7.38 Days
Continuous		  
30-Oct-17 08:00 06-Nov-17 16:00 ENMAX TE 20.82L (ENMAX 21 - ENMAX 20) install new panel for 21.4TR 7.38 Days
Continuous		  
30-Oct-17 10:30 16-Nov-17 15:00 ALTALINK Outage 163s 1752 (163s Amoco Empress) replace 163s1752 breaker to new SF6 type 17.23 Days
Continuous		  
30-Oct-17 12:00 05-Nov-17 09:30 ALTALINK Outage 385s T2 (385s Spring Coulee) replacing motor mechanics on 385s9 5.94 Days
Continuous		  
30-Oct-17 12:30 19-Nov-17 12:30 Lethbridge RB 463L (15s Fort Macleod - 181s Chinook) safety requirement for 463L 20.04 Days
Continuous		  
30-Oct-17 16:00 08-Nov-17 16:00 ENMAX Outage 39.4TR (ENMAX 39) bushing/CT replacement 9.04 Days
Continuous		  
30-Oct-17 17:30 19-Nov-17 08:30 ALTALINK Outage 463L (15s Fort Macleod - 463L46) component replacements, re-string on multiple sections 19.67 Days
Continuous		  
30-Oct-17 18:01 09-Nov-17 07:00 ALTALINK Outage 910L (89s Ellerslie - 288s Wolf Creek),288s 552 (288s Wolf Creek),288s 452 (288s Wolf Creek) 910L P&C work at 288s,910L P&C work at 89s 9.58 Days
Continuous		  
31-Oct-17 08:00 07-Nov-17 17:00 ALTALINK Outage 65s T2 (65s High River) reclaim T2 oil, doble and maintain 7.42 Days
Continuous		  
01-Nov-17 06:30 19-Dec-17 18:30 ALTALINK RB 551L (123s Banff - 953s Lake Louise) line rebuild 48.54 Days
Daily		  
01-Nov-17 07:00 22-Dec-17 17:00 ALTALINK, ENMAX Outage 916L (42s Sarcee - 5s East Calgary),693L (42s Sarcee - ENMAX 10) [SWCRR] 916L and 693L to move U/G for a portion, connect new U/G cables at both ends 51.46 Days
Continuous		  
01-Nov-17 07:00 10-Nov-17 18:00 ALTALINK RB 914L (86s Bigstone - 89s Ellerslie) [SWEATD] complete wire work on 910L50 & 1140L50 structures 9.5 Days
Continuous		  
01-Nov-17 07:00 22-Dec-17 10:00 ENMAX IO Altalink Advice. 693L SWCRR project, connect new U/G cables at both ends 51.17 Days
Continuous		  
01-Nov-17 07:30 12-Nov-17 16:30 ALTALINK IO 37.82L Enmax Advice line protection upgrade 11.42 Days
Continuous		  
01-Nov-17 08:00 12-Nov-17 16:00 ENMAX, ALTALINK Outage 37.82L (74s Janet - ENMAX 37) line protection upgrade 11.38 Days
Continuous		  
01-Nov-17 08:00 10-Nov-17 16:00 ENMAX TE ENMAX 34 RTU/SCADA RTU upgrade 9.38 Days
Daily		  
01-Nov-17 12:00 05-Nov-17 09:00 ALTALINK Outage 385S Spring Coulee replacement of 69kV VT1 and junction box 3.92 Days
Continuous		  
01-Nov-17 12:00 05-Nov-17 09:00 ALTALINK TE 385S Spring Coulee under frequency relay will remain out of service during the VT1 replacement 3.92 Days
Continuous		  
01-Nov-17 12:00 05-Nov-17 09:00 ALTALINK TE 385s T3 (385s Spring Coulee) B protection on 385s T3 will be out-of-service while VT1 is being replaced 3.92 Days
Continuous		  
01-Nov-17 12:00 05-Nov-17 09:00 ALTALINK TE 225L (229s Glenwood - 385s Spring Coulee) both RAS's A & B will be out of service along with both 21 A & B, 67N relays at 385s while VT1 is being replaced 3.92 Days
Continuous		  
01-Nov-17 12:00 05-Nov-17 09:00 ALTALINK TE 225L (385s Spring Coulee - 225s Magrath),385s 67 (385s Spring Coulee) 21A & B and 67N relays out-of-service while VT1 is being replaced 3.92 Days
Continuous		  
02-Nov-17 02:00 07-Nov-17 00:00 ALTALINK Outage 62s12 (62s Brazeau) maintenance 4.96 Days
Daily		  
03-Nov-17 07:00 13-Nov-17 15:00 ATCO Outage 9L97 (946s Oakland - 801s Anderson) protection upgrade 10.38 Days
Continuous		  
03-Nov-17 07:00 13-Nov-17 15:00 ALTALINK IO 9L97 (A801s - A946s) - ATCO Info Atco maintenance 10.38 Days
Continuous		  
03-Nov-17 07:15 26-Nov-17 18:15 ALTALINK Outage 100L (895s Suffield - 498s Tilley) structure/conductor/OHSW repair and maintenance 23.5 Days
Continuous		  
03-Nov-17 17:46 05-Nov-17 09:00 ALTALINK Outage 385s 225 (385s Spring Coulee),225L (229s Glenwood - 385s Spring Coulee) line is required to be open ended at 385s while 385s VT1 is being replaced 1.68 Days
Continuous		  
03-Nov-17 19:00 05-Nov-17 19:00 EPCOR Outage 72CN10 (987s Clover Bar - Namao),72CH9 (Hardisty - 987s Clover Bar),987s C1 (987s Clover Bar),987s T2 (987s Clover Bar),987s CDS2 (987s Clover Bar),987s GDS-1B1 (987s Clover Bar),987s GDS-1B2 (987s Clover Bar) disconnect replacement 2.04 Days
Continuous		  
04-Nov-17 07:00 05-Nov-17 16:00 ENMAX Outage 3.82L (ENMAX 3 - ENMAX 8) Installing new water main to Rosedale school (905 - 13 Ave. NW) 1.42 Days
Continuous		  
04-Nov-17 08:00 05-Nov-17 18:00 ALTALINK Outage 58s T2 (58s Edson) replace 25kV risers between the new breakers and the 25kV bus & install bird cover-up 1.46 Days
Daily		  
04-Nov-17 08:00 05-Nov-17 16:00 ENMAX TE 36.2TR (ENMAX 36) change settings on A protection 1.38 Days
Daily		  
04-Nov-17 08:00 06-Nov-17 16:00 ENMAX TE ENMAX 21 auto switching relay C30 outage to install new panel for 21.4TR and install new relay settings. 2.38 Days
Continuous		  
04-Nov-17 08:00 04-Nov-17 16:00 ENMAX Outage ENMAX 21 B138-21.CAP (ENMAX 21) install new panel for 21.4TR 8 Hours
Continuous		  
04-Nov-17 08:00 12-Nov-17 16:00 ENMAX TE ENMAX 37 auto switching protection outage to add relay setting changes and install new 37.82L panel 8.38 Days
Continuous		  
04-Nov-17 08:00 15-Dec-17 11:00 ATCO TE 734s Sturgeon RTU/SCADA update RTU and HMI 41.17 Days
Continuous		  
04-Nov-17 08:00 04-Nov-17 16:00 ALTALINK TE 237S Foothills trouble corrective work 8 Hours
Continuous		  
04-Nov-17 09:00 04-Nov-17 19:00 ALTALINK Outage 38s C2 (38s East Edmonton),38s 3152 (38s East Edmonton) fence replacement around capacitor bank 10 Hours
Daily		  
05-Nov-17 07:00 05-Nov-17 17:00 ATCO RB 7L57 (813s Little Smoky - 734s Sturgeon) crane work in the 734S Sturgeon Substation for GOI 2-37080 10 Hours
Continuous		  
05-Nov-17 09:00 05-Nov-17 13:00 ALTALINK TE 268S Whitecourt breaker fail trip test 4 Hours
Daily		  
05-Nov-17 09:00 05-Nov-17 12:00 ALTALINK TE 225L (385s Spring Coulee - 225s Magrath) return back protection settings to normal on 225s225W (225L) one channel at a time 3 Hours
Daily		  
05-Nov-17 21:15 06-Nov-17 00:45 ENMAX, ALTALINK Outage 693L (42s Sarcee - ENMAX 10) high load move 3.5 Hours
Continuous		  
06-Nov-17 07:00 06-Nov-17 17:00 Saskpower Outage Sask Power S1C line removal of S1C connection to SW808LM and connect to SW812LM 10 Hours
Continuous		 AB-SK
06-Nov-17 08:00 10-Nov-17 16:00 ENMAX Outage 11.1TR (ENMAX 11),11.4TR (ENMAX 11),11.81L (ENMAX 13 - ENMAX 11) 11s reliability upgrade, relocate line structure and 11.1TR MD replacement 4.33 Days
Continuous		  
06-Nov-17 08:00 17-Nov-17 17:00 ATCO TE 9L912 (766s Nevis - 63s Red Deer) replace 21A/9L912 relay 11.38 Days
Continuous		  
06-Nov-17 08:00 13-Nov-17 17:00 ALTALINK IO 9L912 ATCO Relay - Info ATCO Relay Work. One Relay at a time , Redundant protections remain in service at all times 7.38 Days
Continuous		  
06-Nov-17 08:00 10-Nov-17 17:00 ALTALINK TE 17s Benalto RTU/SCADA required for 17s bus protection upgrade & breaker replacement project 4.38 Days
Daily		  
06-Nov-17 08:00 07-Nov-17 17:00 ALTALINK TE 320P Keephills RTU/SCADA RTU upgrade 1.38 Days
Daily		  
06-Nov-17 08:00 10-Nov-17 16:00 ATCO TE 7L45 (845s Big Mountain - 813s Little Smoky) to update/test teleprotection circuit with Little Smoky 4.33 Days
Daily		  
06-Nov-17 08:00 09-Nov-17 15:00 ATCO Outage 7L28 (717s Ethel Lake - 846s Grand Centre) line repairs 3.29 Days
Continuous		  
06-Nov-17 08:00 08-Nov-17 16:00 ATCO TE 845S Big Mountain update/test teleprotection circuit with Little Smoky 'A' protection due to removal of Gold Creek Telecom circuit 2.33 Days
Continuous		  
06-Nov-17 08:00 10-Nov-17 16:00 ATCO TE 813s Little Smoky RTU/SCADA SCADA configuration update 4.33 Days
Continuous		  
06-Nov-17 08:00 10-Nov-17 16:00 ATCO TE 798s Bridge Creek RTU/SCADA 798S Bridge Creek - PLC configuration updates 4.33 Days
Continuous		  
06-Nov-17 08:00 12-Nov-17 16:00 ENMAX Outage 11.4TR (ENMAX 11) doble TX 6.33 Days
Continuous		  
06-Nov-17 08:00 10-Nov-17 16:00 ENMAX TE ENMAX 11 11s reliability upgrade on 11PT138-Z32 sec. fuses 4.33 Days
Continuous		  
06-Nov-17 08:00 10-Nov-17 16:00 ENMAX TE 11.1TR (ENMAX 11),11.2TR (ENMAX 11) 11s reliability upgrade on A & B protection 4.33 Days
Continuous		  
06-Nov-17 09:00 10-Nov-17 16:00 ATCO TE 845s Big Mountain RTU/SCADA SCADA updates 4.29 Days
Continuous		  
06-Nov-17 10:00 08-Nov-17 16:00 ATCO TE A793s West Peace RTU/SCADA 793 West Peace RTU update 2.25 Days
Continuous		  
06-Nov-17 10:00 09-Nov-17 14:00 ATCO TE 927s Buchanan Creek RTU/SCADA download RTU and update program 3.17 Days
Continuous		  
06-Nov-17 11:00 06-Nov-17 17:00 ALTALINK Outage 67s T1 (67s Stirling) 67s Pin cap insulator broke on the conductor from 67s30 to the 25kV bus. Change all 3 pin caps. 6 Hours
Daily		  
06-Nov-17 11:00 06-Nov-17 17:00 ALTALINK TE 443S South Mayerthorpe relay maintenance 6 Hours
Daily		  
06-Nov-17 11:00 06-Nov-17 17:00 ALTALINK TE 325s Leduc RTU/SCADA relay maintenance 6 Hours
Daily		  
06-Nov-17 11:00 07-Nov-17 17:00 ALTALINK TE 262S Rocky Mountain House techs to complete relay maintenance 30 Hours
Continuous		  
06-Nov-17 11:00 07-Nov-17 17:00 ALTALINK TE 932L (74s Janet - 162s Beddington) techs to complete relay maintenance 30 Hours
Continuous		  
06-Nov-17 11:00 07-Nov-17 17:00 ALTALINK Outage 320p 152 (320p Keephills) migrate controls and annunciation and analogs to new RTU 30 Hours
Continuous		  
06-Nov-17 12:00 10-Nov-17 14:00 ATCO TE 811s Clairmont Lake RTU/SCADA download new firmware and RTU program 4.08 Days
Continuous		  
06-Nov-17 12:30 13-Nov-17 15:00 REDDEER Outage 217s T1 (217s North Red Deer) replace Altalink revenue metering CT's for T1 7.1 Days
Continuous		  
06-Nov-17 13:00 08-Nov-17 16:00 ALTALINK Outage 426L (194s South Red Deer - 63s Red Deer),194s 426 (194s South Red deer) maintain 138kV HPF minimum oil breaker Sprecher 2.13 Days
Continuous		  
06-Nov-17 13:00 06-Nov-17 17:00 ATCO TE 794s Valleyview RTU/SCADA change RTU configuration 4 Hours
Continuous		  
06-Nov-17 14:00 06-Nov-17 16:00 ATCO TE 790S Poplar Hill cutover of 7L07 A/B protection circuits 2 Hours
Continuous		  
06-Nov-17 15:01 02-Jan-18 16:00 ATCO Outage 863S Paintearth,9L948 (650s Hansman Lake - 863s Paintearth) 240 kV switch replacement 57.04 Days
Continuous		  
07-Nov-17 07:00 18-Nov-17 09:00 ALTALINK Trans Test 522s T2 (522s Cooking Lake) [SWEATD] pull Fortis feeders into substation, close Open Points "L", "R", "N", "M” 11.08 Days
Continuous		  
07-Nov-17 08:00 24-Nov-17 16:00 ENMAX Outage 1.85L (ENMAX 1 - ENMAX 8),Enmax 8 B138-2A0 (ENMAX 8),8.5TR (ENMAX 8),8.6TR (ENMAX 8) HV breaker inspection 17.33 Days
Continuous		  
07-Nov-17 08:00 08-Nov-17 17:00 ATCO Outage 7L79 (771s Veteran - 892s Ribstone Creek) mitigate some of the areas on 7L79 and 7L696 that really get affected by hoar frost 1.38 Days
Continuous		  
07-Nov-17 08:00 08-Nov-17 17:00 ATCO Outage 7L696 (508s Lakesend - 892s Ribstone Creek) mitigate some of the areas on 7L79 and 7L696 that really get affected by hoar frost 1.38 Days
Continuous		  
07-Nov-17 08:00 07-Nov-17 17:00 ALTALINK RB 761L (71s Lamoureux - 38s East Edmonton) recloser to assist Rogers Cable-921L structure 8 9 Hours
Daily		  
07-Nov-17 08:00 07-Nov-17 17:00 ALTALINK, EPCOR RB 921L (71s Lamoureux - 987s Clover Bar) recloser to assist Rogers Cable 9 Hours
Daily		  
07-Nov-17 08:00 08-Nov-17 17:00 ALTALINK IO 7L696/696L (A892s - 508s) - ATCO Advice emergency repair by hoar frost 1.38 Days
Continuous		  
07-Nov-17 08:00 08-Nov-17 17:00 ALTALINK IO 7L79 (A771s-A892s-A932s) - ATCO Info emergency repair affected by hoar frost 1.38 Days
Continuous		  
07-Nov-17 08:00 17-Nov-17 16:00 ATCO TE 801S Anderson,801s 901T (801s Anderson) to test new 9L97, 905 and 906 circuits 10.33 Days
Continuous		  
07-Nov-17 08:00 04-Dec-17 16:00 ATCO TE 9L99 (807s Sheerness - 801s Anderson) protection upgrade 27.33 Days
Continuous		  
07-Nov-17 08:30 09-Nov-17 18:00 SUNCOR Outage 29EDD-94 952_9701 (29EDD-94) repair leaking gasket on SF-6 breaker 2.4 Days
Continuous		  
07-Nov-17 08:30 07-Nov-17 16:00 ATCO TE 706s Irish Creek RTU/SCADA download RTU program to change 51SN status 7.5 Hours
Continuous		  
07-Nov-17 09:00 07-Nov-17 15:00 ALTALINK TE AltaLink Radio Tower test new radios for the 9495R Alder Flats - 9516R Tomahawk radio path 6 Hours
Daily		  
07-Nov-17 09:30 07-Nov-17 11:30 ATCO TE 970s Bourque RTU/SCADA 970S historian RTU configuration 2 Hours
Continuous		  
07-Nov-17 12:00 07-Nov-17 15:00 ATCO TE 813S Little Smoky cutover of 7L46 a/b protection circuits 3 Hours
Continuous		  
08-Nov-17 00:00 08-Nov-17 05:00 PANC TE CAVALIER Cavalier RTU/SCADA network outage 5 Hours
Continuous		  
08-Nov-17 00:01 08-Nov-17 02:00 ALTALINK Outage 297s 757 (297s Rimbey) urgent: replace defective heater 119 Mins
Daily		  
08-Nov-17 06:30 08-Nov-17 18:30 EPCOR Outage Kennedale K724 (Kennedale),Kennedale K723 (Kennedale),72KN23 (Namao - Kennedale) replace faulty CVT 12 Hours
Continuous		  
08-Nov-17 07:00 09-Nov-17 17:00 ALTALINK Outage 320p 752 (320p Keephills) migrate controls, annunciation and analogs to new RTU 1.42 Days
Continuous		  
08-Nov-17 07:00 10-Nov-17 14:00 ENMAX Outage ENMAX 25 B240-D131 (ENMAX 25),ENMAX 25 B240-D132 (ENMAX 25) repair SW132, SF6 gas sample on D131 2.29 Days
Continuous		  
08-Nov-17 07:00 09-Nov-17 17:00 EPCOR Outage 803s T2 (803s Lambton),803s L2402 (803s Lambton),803s L2405 (803s Lambton) cutover of new relay protection on T2 1.42 Days
Continuous		  
08-Nov-17 07:15 08-Nov-17 17:45 ALTALINK Outage 729L (285s East Camrose - 542s Ervick) emergency repair; replace insulators 10.5 Hours
Daily		  
08-Nov-17 08:00 08-Nov-17 17:00 ALTALINK Outage 74s 103 (74s Janet),74s C4 (74s Janet) C phase mechanical local/remote switch does not work and will be rewired 9 Hours
Daily		  
08-Nov-17 08:00 08-Nov-17 17:00 ALTALINK Outage 33s3 (33s Spray) routine maintenance 9 Hours
Daily		  
08-Nov-17 08:15 08-Nov-17 11:45 ALTALINK Outage 671L (58s Edson - 39s Bickerdike),58s 671 (58s Edson) high load move 3.5 Hours
Daily		  
08-Nov-17 09:00 08-Nov-17 13:00 ALTALINK TE 649s Chappice Lake RTU/SCADA RTU configuration change 4 Hours
Daily		  
08-Nov-17 09:00 08-Nov-17 15:00 REDDEER TE 217s North Red Deer RTU/SCADA required for 217s T1 CT replacement 6 Hours
Daily		  
08-Nov-17 09:00 08-Nov-17 17:00 ALTALINK TE 331s Ponoka RTU/SCADA update supervisory configuration and complete checkout 8 Hours
Daily		  
08-Nov-17 10:00 08-Nov-17 10:30 ATCO TE ATCO Radio Tower RAS 139 move from 3600 to SAR, Nevis and Cordel telecom 30 Mins
Continuous		  
08-Nov-17 10:00 08-Nov-17 14:00 ATCO TE 733s Simonette RTU/SCADA 733S RTU configuration upgrade 4 Hours
Continuous		  
08-Nov-17 11:00 08-Nov-17 14:00 ALTALINK TE 895S Suffield relay maintenance, battery under voltage protection and meter reseal 3 Hours
Daily		  
09-Nov-17 08:00 09-Nov-17 17:00 ALTALINK TE 320P Keephills RTU/SCADA RTU upgrade 9 Hours
Daily		  
09-Nov-17 08:00 10-Nov-17 17:00 SUNCOR Outage 635EDD-1000 635PK-1002 (635EDD-1000),635EDD-1000 635PK-1003 (635EDD-1000) capacitor bank protection setting change and test activities 1.38 Days
Continuous		  
09-Nov-17 08:00 09-Nov-17 11:00 ALTALINK TE AltaLink Radio Tower place new radios for the 9495R Alder Flats - 9516R Tomahawk radio path into service 3 Hours
Daily		  
09-Nov-17 08:00 09-Nov-17 12:00 ENMAX Outage 34.4TR (ENMAX 34),21.61L (ENMAX 21 - ENMAX 34) install OAC/CAC relays for RTU upgrade 4 Hours
Continuous		  
09-Nov-17 08:00 09-Nov-17 16:00 ATCO TE 801S Anderson,2075S Newell,2029s Heathfield upgrade Veg remote access server switches per NERC/CIP requiremen,upgrade Veg remote access server switches per NERC/CIP requirements 8 Hours
Continuous		  
09-Nov-17 08:30 10-Nov-17 18:00 ATCO Trans Test 959S SVC (959s Lanfine) Lanfine SVC - system tests 1.4 Days
Continuous		  
09-Nov-17 08:30 15-Nov-17 16:30 REDDEER Outage 194s T2 (194s South Red Deer) protection replacement 6.33 Days
Continuous		  
09-Nov-17 08:30 10-Nov-17 18:00 ATCO IO 959S SVC (959s Lanfine) Atco maintenance (SVC control issue) 1.4 Days
Continuous		  
09-Nov-17 09:00 09-Nov-17 12:00 ATCO TE 813s Little Smoky RTU/SCADA change RTU configuration 3 Hours
Continuous		  
09-Nov-17 09:30 09-Nov-17 11:30 ATCO TE 936s Norberg RTU/SCADA RTU configuration upgrade 2 Hours
Continuous		  
09-Nov-17 10:00 09-Nov-17 14:00 ATCO TE 7LA33 (758s CG&E - 7L33 tap) cutover of 7LA33A/B 3-terminal protection 4 Hours
Continuous		  
09-Nov-17 12:00 09-Nov-17 16:00 ENMAX Outage 16.60L (ENMAX 34 - ENMAX 16),34.2TR (ENMAX 34),34.3TR (ENMAX 34) install OAC/CAC relays for RTU upgrade 4 Hours
Continuous		  
09-Nov-17 14:00 09-Nov-17 15:00 ATCO TE 749s Flyingshot Lake RTU/SCADA migration of SCADA circuit 60 Mins
Continuous		  

Prepared On:   2017-11-07   9:04:36 AM

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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