| Alberta Electric System Operator | |
| System Co-ordination Plan | |
| 2022-05-26 to 2022-06-03 | |
| Approved Outages |
| Previous Version | |
| Download CSV |
| From | To | Owner | Type | Element | Scheduled Activity | Date/Time Comments | Interconnection |
|---|---|---|---|---|---|---|---|
| 05-Oct-18 08:00 | 31-Dec-23 16:00 | EPCOR | IO | C2 (Rossdale) | forced outage | 1,913.38 Days
Continuous |
|
| 24-Oct-18 01:13 | 31-Dec-23 16:00 | EPCOR | IO | C1 (Rossdale) | forced outage | 1,894.66 Days
Continuous |
|
| 01-Jan-21 08:00 | 04-Jan-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 30EDD-200 | 733.42 Days
Continuous |
|
| 02-Jan-21 08:00 | 05-Jan-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-181
|
733.42 Days
Continuous |
|
| 05-Jan-21 08:00 | 01-Jun-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29PT-69
|
877.38 Days
Continuous |
|
| 24-Jan-21 08:00 | 07-Jan-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-161
|
713.42 Days
Continuous |
|
| 02-Feb-21 08:00 | 10-Jan-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-221
|
707.42 Days
Continuous |
|
| 24-Feb-21 08:00 | 11-Jan-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-211; substation ground test; PM 5y - 34.5kV | 686.42 Days
Continuous |
|
| 01-Mar-21 08:00 | 03-Feb-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-221 ;29PT-605 system | 704.42 Days
Continuous |
|
| 01-Mar-21 08:00 | 04-Feb-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-161; 29PT-582 system | 705.42 Days
Daily |
|
| 01-Mar-21 08:00 | 05-Feb-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-171; 29PT-600 system | 706.42 Days
Daily |
|
| 03-Dec-21 08:00 | 30-Jun-22 17:00 | ATCO | TE | 7L84 (722s Crystal Lake - 749s Flyingshot Lake) | emergency - relay settings changes at 722s and 749s | 209.33 Days
Continuous |
|
| 09-Dec-21 13:00 | 31-Aug-22 17:00 | ATCO | Outage | 863s 902T (863s Paintearth) | forced outage and troubleshooting | 265.13 Days
Continuous |
|
| 01-Jan-22 08:00 | 06-Mar-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 30EDD-200 | 429.42 Days
Daily |
|
| 01-Jan-22 08:00 | 07-Mar-23 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 30EDD-200 | 430.42 Days
Daily |
|
| 01-Jan-22 08:00 | 19-Oct-22 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-9 | 291.38 Days
Daily |
|
| 01-Jan-22 08:00 | 09-Nov-22 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD-8 | 312.42 Days
Daily |
|
| 24-Jan-22 07:00 | 14-Jun-22 17:00 | EPCOR | Outage | T1 (Garneau) | provide clearances for Tx1 replacement | 141.38 Days
Continuous |
|
| 25-Jan-22 07:00 | 01-Jun-22 17:00 | EPCOR | TE | EP 511s Victoria | relay blocking required on 'A' and 'B' protections for relay maintenance | 127.38 Days
Daily |
|
| 07-Feb-22 12:00 | 31-May-22 18:00 | ATCO | TE | 951s 240kV 900BS2 (951s Thickwood Hills) | wiring and CT changes for the 87BA/900BS2 and 87BB/900BS2 | 113.21 Days
Continuous |
|
| 07-Feb-22 12:00 | 31-May-22 18:00 | ATCO | TE | 951s 240kV 900BS1 (951s Thickwood Hills) | addition of two new relays for 900BS1 | 113.21 Days
Continuous |
|
| 05-Mar-22 19:00 | 21-Jun-22 07:00 | ALTALINK | Outage | 345s T1 (345s Hornbeck) | transitioning from a CI to GOI | 107.46 Days
Continuous |
|
| 14-Mar-22 14:00 | 30-Jun-22 18:00 | ATCO | TE | 813s SVC (813s Little Smoky) | emergency real time failed relay | 108.17 Days
Continuous |
|
| 18-Mar-22 16:30 | 20-Jun-22 23:59 | NWE, BHE Canada, BHE | Outage | Marias South Series Capacitor, North Series Capacitor (BHE Hay Lake) | repair series capacitor bypass breaker | 94.31 Days
Continuous |
AB-MATL |
| 10-Apr-22 08:00 | 29-Nov-22 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29PL-3 | 233.46 Days
Daily |
|
| 12-Apr-22 12:00 | 20-Jun-22 23:59 | NWE, BHE Canada | Outage | Marias South Series Capacitor | urgent- replace the Marias series capacitor bypass breaker 2385 Phase B | 69.5 Days
Continuous |
AB-MATL |
| 18-Apr-22 08:00 | 29-May-23 17:00 | ATCO | TE | 813s Little Smoky 144kV Bus 1, 813s Little Smoky 144kV Bus 2, 813s Little Smoky 240kV Bus 1, 813s Little Smoky 240kV Bus 2 | 813S Little Smoky rebuild: cutover wiring to the new relays as their corresponding apparatus are out of service | 406.38 Days
Continuous |
|
| 18-Apr-22 08:00 | 29-May-23 17:00 | ATCO | TE | 813s Little Smoky | 813S Little Smoky rebuild: cutover wiring to the new relays as their corresponding apparatus are out of service | 406.38 Days
Continuous |
|
| 19-Apr-22 08:00 | 29-May-23 16:00 | ATCO | TE | 813s Little Smoky | protection relay work | 405.33 Days
Continuous |
|
| 20-Apr-22 08:30 | 04-Jun-22 18:00 | ALTALINK | Outage | 38s C1 (38s East Edmonton), 38s 3052 (38s East Edmonton) | breaker maintenance and testing | 45.4 Days
Daily |
|
| 25-Apr-22 08:00 | 03-Jun-22 16:00 | ENMAX | Outage | 2.82L (ENMAX 2 - ENMAX 5) | replace circuit breaker | 39.33 Days
Continuous |
|
| 25-Apr-22 08:00 | 03-Jun-22 16:00 | ALTALINK | IO | 2.82L (C2s-C5s) Enmax - Info | 5sub TRV Project. Replace circuit breaker | 39.33 Days
Continuous |
|
| 27-Apr-22 17:00 | 27-Jun-22 07:00 | ALTALINK | Outage | 165s T1 (165s Gainford) | replacing T1 with a new transformer | 60.58 Days
Continuous |
|
| 28-Apr-22 17:30 | 07-Jul-22 17:30 | ALTALINK | Outage | 370s T1 (370s North Lethbridge) | Install breaker foundation and breaker between 370s3 and T1 | 70 Days
Continuous |
|
| 02-May-22 08:00 | 30-Sep-22 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29PP-901 | 151.42 Days
Daily |
|
| 02-May-22 09:00 | 27-May-22 17:00 | ATCO | TE | 709s RTU/SCADA (709s Vegreville) | downloading RTU controls | 25.33 Days
Continuous |
|
| 04-May-22 07:00 | 24-Jun-22 15:00 | ALTALINK | Outage | 250p 11 (250p Bighorn Plant) | maintenance | 51.33 Days
Continuous |
|
| 04-May-22 09:00 | 31-May-22 15:00 | TRANSCANADAP | TE | 910s RTU/SCADA (910s Excel) | test channels | 27.25 Days
Continuous |
|
| 12-May-22 18:00 | 13-Jun-22 06:00 | ALTALINK | IO | 39s NEW 240kV Gear - GOI | continued 240 kV breakers installation, continued 1168L/974L/973L construction | 31.5 Days
Continuous |
|
| 12-May-22 18:00 | 30-Oct-22 12:00 | ALTALINK | IO | 1168L NEW (39s-Open Point 'F') - GOI | continued construction | 170.75 Days
Daily |
|
| 12-May-22 18:00 | 29-Jun-22 17:00 | ALTALINK | IO | 974L NEW (39s-Open Point 'Q') - GOI | continued construction | 47.96 Days
Continuous |
|
| 13-May-22 08:00 | 03-Jun-22 16:00 | ENMAX | Outage | 3.82L (ENMAX 3 - ENMAX 8) | upgrading storm lines in the Sunnyside area | 21.33 Days
Continuous |
|
| 15-May-22 07:00 | 27-May-22 17:30 | ALTALINK | TE | 39s RTU/SCADA (39s Bickerdike) | Cascade project - update HMI, SLD, RTU | 12.44 Days
Daily |
|
| 15-May-22 12:01 | 12-Jun-22 12:00 | ATCO | Outage | 9L02 (809s Louise Creek - 813s Little Smoky), 813s 906 (813s Little Smoky), 813s 908 (813s Little Smoky) | 813S Little Smoky Rebuild - remove panels, breaker 905 and 906 P&C wiring, relay programming and functionality testing | 28 Days
Continuous |
|
| 16-May-22 07:00 | 03-Jun-22 17:00 | EPCOR, ALTALINK | Outage | 240BA2 (629s Argyll Transfer Station - 814s Bellamy), 1056L (89s Ellerslie - 629s Argyll Transfer Station) | BA2 oil degassing | 18.42 Days
Continuous |
|
| 16-May-22 07:00 | 03-Jun-22 17:00 | ALTALINK | IO | 1056L (89s-E629s) EPCOR - Advice | BA2 Oil degassing | 18.42 Days
Continuous |
|
| 16-May-22 07:00 | 26-May-22 17:00 | EPCOR | Outage | 72CK13 (987s Clover Bar - Kennedale), K722 (Kennedale), T1 (Kennedale), 987s CK726 (987s Clover Bar) | line arrestors both ends doble disconnect maintenance and CK726 breaker maintenance | 10.42 Days
Continuous |
|
| 16-May-22 08:00 | 13-Jun-22 16:00 | ATCO | TE | 9L05 (809s Louise Creek - 813s Little Smoky) | 908PTX1 will for OOS to wire new circuit and removing existing 902T transducer metering circuit | 28.33 Days
Continuous |
|
| 16-May-22 10:00 | 27-May-22 16:00 | ATCO | Outage | 743s 702T (743s Sarah Lake) | testing breaker 706 and 502 status, testing 502VR | 11.25 Days
Continuous |
|
| 16-May-22 12:00 | 09-Jun-22 12:00 | ATCO | Outage | 951s 908 (951s Thickwood Hills) | addition of NEW bus on 900BS2, construction, commissioning | 24 Days
Continuous |
|
| 19-May-22 07:30 | 28-May-22 18:00 | CNRL | Outage | 842s 75-TR-7701 (842s Horizon Upgrading), 842s 75-TR-4701 (842s Horizon Upgrading), 75-PLH-903 (838s Horizon Mining - 842s Horizon Upgrading) | 5 year PM (breakers, PRC-005) | 9.44 Days
Continuous |
|
| 19-May-22 15:37 | 26-May-22 17:00 | BHE Canada | Outage | MATL (120s Picture Butte - Montana) | forced outage | 7.06 Days
Continuous |
AB-MATL |
| 21-May-22 07:30 | 30-May-22 18:00 | CNRL | TE | 838s Horizon Mining RTU/SCADA, 842s Horizon Upgrading RTU/SCADA | upgrade to new RTU | 9.44 Days
Continuous |
|
| 22-May-22 18:00 | 29-Jun-22 06:00 | ALTALINK | IO | 39s Bickerdike | new 1135L (39s-1047s) continued construction | 37.5 Days
Continuous |
|
| 23-May-22 08:00 | 05-Jun-22 16:00 | SUNCOR | Outage | 29EDD-1 29EDD1s1252 (29EDD-1 Millennium) | breaker replacement | 13.33 Days
Continuous |
|
| 23-May-22 08:00 | 30-May-22 17:00 | ATCO | RB | 7L82 (788s Hotchkiss - 855s Hamburg), 7L82 (853s Ring Creek - 855s Hamburg) | walk up/climbing inspection | 7.38 Days
Daily |
|
| 23-May-22 08:00 | 02-Jun-22 17:00 | SUNCOR | Outage | 635PT-1038 (635EDD-1001), 635EDD-1001 635-752-613 (635EDD-1001), 635EDD-1001 635-752-612 (635EDD-1001) | regulatory maintenance on transformer, associated breakers | 10.38 Days
Continuous |
|
| 23-May-22 09:00 | 03-Jun-22 17:00 | ALTALINK | IO | 5L96 (VAS-SEL) BCH - Info | 5L96 replace defective insulators and install markerballs | 11.33 Days
Continuous |
|
| 23-May-22 09:00 | 03-Jun-22 17:00 | BCH | Outage | 5L96 (Selkirk - Vaseux Lake) | replace defective insulators and install markerballs, BC maintenance does not affect the Alberta ATC | 11.33 Days
Continuous |
AB-BC |
| 24-May-22 07:00 | 23-Jun-22 18:00 | ALTALINK | Outage | 133s 1 (133s Stelco Edmonton), 133s 2 (133s Stelco Edmonton) | customer transformer work | 30.46 Days
Continuous |
|
| 24-May-22 07:30 | 03-Jun-22 17:00 | ALTALINK | TE | 121s RTU/SCADA (121s Brooks) | update the RTU and Substation HMI to add new ACC alarms | 10.4 Days
Continuous |
|
| 24-May-22 07:30 | 27-May-22 17:30 | ALTALINK | TE | 99s RTU/SCADA (99s North St. Albert) | update the RTU/HMI configuration to remove old GE D20 | 3.42 Days
Daily |
|
| 24-May-22 08:00 | 26-May-22 17:00 | ALTALINK | Outage | 1325L (510s Sunnybrook - AML 511s Crossings) | correct bus pipe connections | 2.38 Days
Continuous |
|
| 24-May-22 08:00 | 26-May-22 17:00 | ATCO, ALTALINK | RB | 12L41 (510s Sunnybrook - 939s Livock) | AltaLink requires reclose blocked at 939S Livock for their outage at 510s A & B 500kV buses & 1325L | 2.38 Days
Continuous |
|
| 24-May-22 08:00 | 27-May-22 16:00 | ENMAX | Outage | 11.4TR (ENMAX 11) | transformer maintenance and testing | 3.33 Days
Continuous |
|
| 24-May-22 08:00 | 26-May-22 14:00 | ALTALINK | IO | 250p Bighorn Plant | Yearly site inspections and battery maintenance | 2.25 Days
Daily |
|
| 24-May-22 08:00 | 03-Jun-22 16:00 | ENMAX | Outage | 24.2TR (ENMAX 24) | 24 sub cable trench replacement, remove and re-install control cables | 10.33 Days
Continuous |
|
| 24-May-22 09:00 | 03-Jun-22 17:00 | BCH | Outage | 5L96 (Selkirk - Vaseux Lake) | flashed insulator replacement, BC maintenance does not affect the Alberta ATC | 10.33 Days
Continuous |
AB-BC |
| 24-May-22 09:00 | 27-May-22 17:00 | ATCO | Outage | 2082s 701T (2082s Dog Rib) | 701T maintenance | 3.33 Days
Continuous |
|
| 24-May-22 09:00 | 30-May-22 16:00 | ATCO | Outage | 834s 901T (834s Wesley Creek) | installation of oil containment around 901T | 6.29 Days
Continuous |
|
| 24-May-22 09:01 | 30-May-22 17:30 | ATCO | Outage | 846s Grand Centre, 7L24 (846s Grand Centre - 7LA24 tap) | switching of 2000s into service | 6.35 Days
Continuous |
|
| 24-May-22 09:30 | 27-May-22 16:45 | ATCO | Outage | 883s 701T (883s Gregoire) | 701T leak mitigation, RTXP switch replacements | 3.3 Days
Continuous |
|
| 24-May-22 09:30 | 26-May-22 17:30 | ATCO | RB | 7L794 (157s Lac La Biche - 819s Whitby Lake) | AltaLink will be performing the below work on 794L | 2.33 Days
Continuous |
|
| 24-May-22 09:30 | 26-May-22 17:30 | ALTALINK | RB | 794L (157s Lac La Biche - 819s Whitby Lake) | replace burning arms/Insulation on 794L (structures 35, 75, 92) | 2.33 Days
Continuous |
|
| 24-May-22 10:00 | 26-May-22 18:00 | ALTALINK, ATCO | Outage | 69s T5 (69s North Barrhead), 723L (69s North Barrhead - 724L tap), 7L230 (69s North Barrhead - 7L230 tap) | maintenance | 2.33 Days
Continuous |
|
| 24-May-22 10:00 | 26-May-22 18:00 | ATCO | IO | 7L230 | this is required for the following Altalink work at 69s, maintenance on 69s50 & 69s20. 69s T5 25kV LAs addition and doble. salvage 69s11 | 2.33 Days
Continuous |
|
| 24-May-22 10:00 | 26-May-22 17:30 | ATCO | Outage | 755s 905 (755s Cordel) | breaker testing | 2.31 Days
Continuous |
|
| 24-May-22 10:00 | 26-May-22 17:30 | ALTALINK | IO | 953L/9L953 (A755s) 905 Breaker-Atco Info | Atco will be maintaining 755s905 breaker | 2.31 Days
Continuous |
|
| 24-May-22 10:00 | 27-May-22 14:00 | ATCO | TE | 743s RTU/SCADA (743s Sarah Lake) | update/check new RTU configuration | 3.17 Days
Continuous |
|
| 24-May-22 10:00 | 26-May-22 18:00 | ALTALINK | TE | 69s North Barrhead | maintenance | 2.33 Days
Continuous |
|
| 24-May-22 10:30 | 27-May-22 17:00 | ATCO | TE | 7L42 (716s Lloydminster - 751s Hill), 880s 701T (880s Briker), 880s Briker RTU/SCADA | dial up network migrations and upgrade to station controller | 3.27 Days
Continuous |
|
| 24-May-22 11:00 | 27-May-22 17:00 | ATCO | TE | 804s RTU/SCADA (804s Wintering Hills) | addition of new station controller into 3Z panel, upgrade to new HMI, update configuration in the RTU | 3.25 Days
Continuous |
|
| 24-May-22 11:00 | 27-May-22 17:00 | ATCO, OWF2 | TE | 7L153 (609s Wheatland - 804s Wintering Hills), 7L171 (802s Michichi Creek - 804s Wintering Hills), 7L85 (803s Bullpound - 804s Wintering Hills), 609s Wintering Hill DTT RAS, 804s Wintering Hills | addition of new station controller into 3Z panel, upgrade to new HMI, retest alarms from the relays and 701T | 3.25 Days
Continuous |
|
| 24-May-22 12:00 | 31-May-22 16:00 | ATCO | Outage | 951s 240kV 900BS2 (951s Thickwood Hills) | addition of new bus on 900BS2, construction, commissioning | 7.17 Days
Continuous |
|
| 24-May-22 12:00 | 03-Jun-22 17:30 | ATCO | Outage | 959S SVC (959s Lanfine) | valve hall inspection, transformer testing | 10.23 Days
Continuous |
|
| 24-May-22 12:00 | 03-Jun-22 17:30 | ALTALINK | IO | A959s SVC - Atco Info | valve hall Inspection, transformer testing | 10.23 Days
Continuous |
|
| 24-May-22 12:30 | 02-Jun-22 18:00 | ALTALINK | Outage | 163s 6352 (163s Amoco Empress), 163s C1 (163s Amoco Empress) | replacing cap. bank protections | 9.23 Days
Continuous |
|
| 24-May-22 13:00 | 02-Jun-22 17:00 | ALTALINK | TE | 163s C1 (163s Amoco Empress) | protection upgrade on C1 | 9.17 Days
Continuous |
|
| 25-May-22 07:00 | 26-May-22 19:30 | ALTALINK | TE | 871L (163s Amoco Empress - 341s Sand Hills) | prove alarming for SCADA changes as part of the 163s C1 protection upgrade | 1.52 Days
Daily |
|
| 25-May-22 07:00 | 27-May-22 17:00 | ALTALINK | TE | 244s RTU/SCADA (244s Bowmanton) | physical move of the emergency replaced RTU and testing RAS scheme controls | 2.42 Days
Daily |
|
| 25-May-22 07:00 | 27-May-22 17:00 | ALTALINK | TE | 244s Bowmanton | removing RAS relays from service one at a time to test SCADA controls and alarm changes | 2.42 Days
Daily |
|
| 25-May-22 07:00 | 02-Jun-22 17:00 | ALTALINK | TE | 163s RTU/SCADA (163s Amoco Empress) | configuration update due to 163s C1 protection upgrade | 8.42 Days
Daily |
|
| 25-May-22 07:30 | 26-May-22 17:30 | ALTALINK, EPCOR | IO | 809L (320p Keephills - 510s Sunnybrook) | Epcor line maintenance | 1.42 Days
Continuous |
|
| 25-May-22 08:00 | 26-May-22 18:00 | ALTALINK | Outage | 216s T1 (216s Knightsbridge) | transformer maintenance | 1.42 Days
Continuous |
|
| 25-May-22 08:00 | 26-May-22 17:00 | ALTALINK, EPCOR | RB | 809L (320p Keephills - 510s Sunnybrook) | aerial maintenance washing program | 1.38 Days
Continuous |
|
| 25-May-22 08:00 | 26-May-22 17:00 | ALTALINK | RB | 863L (225s Magrath - 618s Riverbend) | ground rod replacements | 1.38 Days
Daily |
|
| 25-May-22 08:00 | 26-May-22 16:00 | ENMAX | IO | ENMAX 24 | cable trench replacement | 1.33 Days
Continuous |
|
| 25-May-22 08:00 | 27-May-22 17:00 | ATCO | TE | 853s Ring Creek RTU/SCADA | updating firmware and settings on the station controller | 2.38 Days
Continuous |
|
| 25-May-22 10:31 | 26-May-22 17:30 | ALTALINK | Outage | 63s T4 (63s Red Deer) | maintenance, doble | 30.98 Hours
Continuous |
|
| 26-May-22 07:00 | 26-May-22 17:00 | ENMAX | RB | 16.63L (ENMAX 16 - ENMAX 36) | tree trimming | 10 Hours
Daily |
|
| 26-May-22 08:00 | 26-May-22 17:00 | ALTALINK | Outage | 968L (138s Windy Flats - 370s North Lethbridge) | urgent repair on structure 21 | 9 Hours
Daily |
|
| 26-May-22 08:00 | 31-May-22 18:00 | SUNCOR | Outage | Unmodeled Transmission Facility (Suncor) | 29EDD86;29PT-297 SYSTEM;PM 5y,10y turnaround | 5.42 Days
Continuous |
|
| 26-May-22 08:00 | 26-May-22 14:00 | ALTALINK | Outage | 634s T1 (634s Shell Raven River), 719L (378s Shell Caroline - 719BL tap), 719BL (634s Shell Raven River - 719L tap), 719L (719L259A - 719L216) | urgent repair-adjust airbrake 719L216 | 6 Hours
Daily |
|
| 26-May-22 08:00 | 26-May-22 12:00 | ENMAX | Outage | 11B138-BT5 (ENMAX 11) | breaker SF6 Gas Sample - 11B138-BT5 | 4 Hours
Continuous |
|
| 26-May-22 08:00 | 26-May-22 14:00 | ATCO | RB | 7L121 (833s Mariana - 860s Crow), 7L121 (833s Mariana - 917s Horse River), 7L02 (860s Crow - 885s McMillan) | climbing inspection. | 6 Hours
Continuous |
|
| 26-May-22 08:00 | 26-May-22 17:00 | ALTALINK | RB | 967L (138s Windy Flats - 370s North Lethbridge) | urgent repair on 968L shared double circuit tower | 9 Hours
Continuous |
|
| 26-May-22 09:00 | 27-May-22 17:00 | ALTALINK | IO | CBK 2CB10 - BCH Info | BC Hydro CBK 2CB10 BFPN testing | 1.33 Days
Continuous |
|
| 26-May-22 09:00 | 27-May-22 17:00 | BCH | Outage | 2CB10 (BCH Cranbrook) | CBK 2CB10 BFPN testing, BC maintenance does not affect the Alberta ATC | 1.33 Days
Continuous |
AB-BC |
| 26-May-22 09:00 | 29-May-22 17:00 | ATCO | TE | 948s Heatburg | update 700PT1 for new 7S1 panel | 3.33 Days
Continuous |
|
| 26-May-22 09:00 | 29-May-22 17:00 | ATCO | TE | 948s RTU/SCADA (948s Heatburg) | update RTU for new alarms for the 7S1 panel | 3.33 Days
Continuous |
|
| 26-May-22 12:00 | 26-May-22 16:00 | ENMAX | Outage | 13B138-11.81 (ENMAX 13), 11.81L (ENMAX 11 - ENMAX 13) | breaker SF6 Gas Sample - 13B138-11.81 | 4 Hours
Continuous |
|
| 26-May-22 12:00 | 26-May-22 16:00 | ALTALINK | IO | 11.81L (C11s-C13s) Enmax - Info | breaker SF6 gas sample - 13B138-11.81 | 4 Hours
Daily |
|
| 27-May-22 07:00 | 28-May-22 19:00 | EPCOR | TE | EPCOR ICCP Outage | communication outage - EPCOR system wide for EMS upgrade | 1.5 Days
Continuous |
|
| 27-May-22 08:00 | 28-May-22 12:00 | ATCO | Outage | 948s 704 (948s Heatburg), 7L159 (948s Heatburg - 7LA159 tap) | install new 7S1 panel | 28 Hours
Continuous |
|
| 27-May-22 08:00 | 31-May-22 18:00 | SUNCOR | Outage | 29EDD-85, 29PL7-7 (29EDD-85 - 29EDD-160) | turnaround | 4.42 Days
Continuous |
|
| 27-May-22 09:00 | 27-May-22 16:00 | ALTALINK | TE | 526s RTU/SCADA (526s Buffalo Creek) | update RTU and HMI to add new alarms/inputs from new protection and equipment | 7 Hours
Daily |
|
| 28-May-22 07:00 | 28-May-22 19:00 | ALTALINK | Outage | 826L (77s Sagitawah - 701s Blue Ridge Lumber), 701s T1 (701s Blue Ridge Lumber) | replace X2 bushing, repair leaks, miscellaneous tasks | 12 Hours
Daily |
|
| 28-May-22 13:00 | 28-May-22 17:00 | ATCO | Outage | 948s 703 (948s Heatburg), 7L16 (766s Nevis - 948s Heatburg) | install new 7S1 panel | 4 Hours
Continuous |
|
| 29-May-22 07:30 | 07-Jun-22 18:00 | ATCO | IO | 75-PLH-901 | CNRL COG request for 260kV Line Maintenance | 9.44 Days
Continuous |
|
| 29-May-22 07:30 | 07-Jun-22 18:00 | CNRL | Outage | 842s 75-TR-8701 (842s Horizon Upgrading), 842s 75-TR-5701 (842s Horizon Upgrading), 75-PLH-901 (838s Horizon Mining - 849s Joslyn), 75-PLH-904 (838s Horizon Mining - 842s Horizon Upgrading) | 5 year PM (breakers, PRC-005) | 9.44 Days
Continuous |
|
| 29-May-22 08:00 | 08-Jun-22 18:00 | SUNCOR | Outage | 29EDD-160, Unmodeled Transmission Facility (Suncor) | 29EDD160;29PP-110 SYSTEM;PM 5y,10y
-Turnaround- |
10.42 Days
Continuous |
|
| 30-May-22 06:30 | 30-May-22 12:30 | ALTALINK | TE | 602s Cold Creek | enable temporary under voltage protection to trip 1252 for 745L outage | 6 Hours
Daily |
|
| 30-May-22 07:00 | 30-May-22 17:00 | EPCOR | Outage | 805s T4 (805s Jasper) | temporary arc flash protection removal | 10 Hours
Continuous |
|
| 30-May-22 07:00 | 03-Jun-22 17:00 | EPCOR | Outage | K724 (Kennedale), 72CK12 (987s Clover Bar - Kennedale) | K724 bay doble and breaker maintenance | 4.42 Days
Continuous |
|
| 30-May-22 07:00 | 01-Jul-22 17:00 | EPCOR | TE | 816s Petrolia | relay blocking | 32.42 Days
Continuous |
|
| 30-May-22 07:00 | 03-Jun-22 17:00 | EPCOR | Outage | EP 511s V722 (EP 511s Victoria), EP 511s V723 (EP 511s Victoria), EP 511s Victoria T2 (EP 511s Victoria) | arrestor doble and disconnect switch maintenance | 4.42 Days
Continuous |
|
| 30-May-22 07:00 | 07-Jun-22 18:30 | ALTALINK | Outage | 602s 745N (602s Cold Creek), 745L (602s Cold Creek - 745AL tap) | replace the 745L line protections and install a new breaker fail protection for 745L | 8.48 Days
Continuous |
|
| 30-May-22 07:00 | 07-Jun-22 18:00 | ALTALINK | TE | 345s RTU - Supervisory | SCADA station upgrades | 8.46 Days
Daily |
|
| 30-May-22 07:30 | 01-Jun-22 16:30 | ALTALINK | Outage | 510s ACF11 (510s Sunnybrook) | filter maintenance. | 2.38 Days
Continuous |
|
| 30-May-22 07:30 | 05-Jun-22 18:00 | CNRL | TE | 842s Horizon Upgrading RTU/SCADA | upgrade to new RTU | 6.44 Days
Continuous |
|
| 30-May-22 07:30 | 01-Jun-22 09:00 | CMH | Outage | MHS-3 MH69-T33 (MHS-3 South Ridge) | transformer tapchanger maintenance and ARS PRC-005 testing | 2.06 Days
Continuous |
|
| 30-May-22 08:00 | 03-Jun-22 16:00 | ENMAX, ALTALINK | Outage | 832L (ENMAX 10 - ENMAX 12) | 12B138-832L CT replacement | 4.33 Days
Continuous |
|
| 30-May-22 08:00 | 03-Jun-22 14:08 | ATCO | Outage | 2075s 902T (2075s Newell), 2075s ACF21 (2075s Newell) | valve cooling inspection | 4.26 Days
Continuous |
|
| 30-May-22 08:00 | 31-May-22 16:00 | ENMAX | Outage | 41B138-33.83 (ENMAX 41), 33.83L (ENMAX 33 - ENMAX 41) | breaker maintenance 41B138-33.83 | 1.33 Days
Continuous |
|
| 30-May-22 08:00 | 03-Jun-22 16:00 | ALTALINK | IO | 832L (C10s-C12s) Enmax - Info | 12B138-832L CT replacement | 4.33 Days
Continuous |
|
| 30-May-22 08:00 | 30-May-22 12:59 | ATCO | Outage | 7L28 (717s Ethel Lake - 846s Grand Centre), 846s Grand Centre | tap down 2000s on the line side of 700D1 | 4.98 Hours
Continuous |
|
| 30-May-22 08:00 | 10-Jun-22 16:00 | ENMAX | Outage | 8.1TR (ENMAX 8) | protection replacement | 11.33 Days
Continuous |
|
| 30-May-22 08:00 | 02-Jun-22 16:00 | ENMAX | Outage | 11.1TR (ENMAX 11) | tapchanger maintenance | 3.33 Days
Continuous |
|
| 30-May-22 08:00 | 06-Jun-22 16:00 | ATCO | RB | 7L228 (845s Big Mountain - 2091s Thornton) | climbing inspection | 7.33 Days
Daily |
|
| 30-May-22 09:00 | 03-Jun-22 17:30 | ALTALINK | IO | 747L/711L (37s-99s) Epcor - RB | aerial maintenance washing program | 4.35 Days
Continuous |
|
| 30-May-22 09:00 | 03-Jun-22 17:00 | BCH | Outage | T1 (BCH Nelway) | NLY T1 inspection and doble test, BC maintenance does not affect the Alberta ATC | 4.33 Days
Continuous |
AB-BC |
| 30-May-22 09:00 | 31-May-22 15:00 | ATCO | TE | 791s Rainbow Lake | protection outage for RAS181 relay settings | 30 Hours
Daily |
|
| 30-May-22 09:00 | 31-May-22 15:00 | ALTALINK | TE | 336s Fincastle | protection outage for RAS181 relay settings | 30 Hours
Daily |
|
| 30-May-22 09:30 | 03-Jun-22 17:00 | ALTALINK, EPCOR | RB | 711L (Inland Cement - 747L tap), 747L (37s North Calder - 711L tap), 747L (99s North St. Albert - 711L tap) | aerial maintenance washing program | 4.31 Days
Continuous |
|
| 30-May-22 09:30 | 02-Jun-22 16:30 | ALTALINK | IO | 7L224 (A774s-650s) Atco - Advice | 7L224 cross arm and insulator replacement. | 3.29 Days
Continuous |
|
| 30-May-22 10:00 | 02-Jun-22 16:00 | ATCO | Outage | 7L224 (650s Hansman Lake - 774s Monitor) | crossarm/insulator replacement | 3.25 Days
Continuous |
|
| 30-May-22 10:00 | 01-Jun-22 17:30 | ATCO | Outage | 755s 906 (755s Cordel) | breaker testing | 2.31 Days
Continuous |
|
| 30-May-22 10:00 | 01-Jun-22 17:30 | ALTALINK | IO | 953L/9L953 (A755s) 906 Breaker-Atco Info | ATCO maintenance on 755s906 breaker | 2.31 Days
Continuous |
|
| 30-May-22 10:00 | 31-May-22 14:00 | ATCO | Outage | 6L97 (735s Swan River - 739s Edith Lake), 735s 603 (735s Swan River) | correct deficiency on breaker 603 | 28 Hours
Continuous |
|
| 30-May-22 10:00 | 02-Jun-22 17:00 | ALTALINK | RB | 863L (225s Magrath - 618s Riverbend) | ground rod replacements 863L structure range 1-164 | 3.29 Days
Daily |
|
| 30-May-22 10:00 | 30-May-22 16:00 | ATCO | Outage | 787s 703 (787s High Prairie), 787s 703C (787s High Prairie) | PRC-005 trip coil testing | 6 Hours
Continuous |
|
| 30-May-22 10:15 | 02-Jun-22 17:45 | ALTALINK | Outage | 336s T1 (336s Fincastle) | replacement of 25kV & 138kV LA's | 3.31 Days
Continuous |
|
| 30-May-22 11:00 | 08-Jun-22 18:00 | ALTALINK | Outage | 158s Portion of 138kV Bus (763L) - GOI, 763L (158s Vauxhall - 763AL tap) | - 138kV strain insulators 763LN, 138kV PT Replacement 158s31, 138kV PT addition 763LX and maintenance on 158s763X | 9.29 Days
Continuous |
|
| 30-May-22 11:00 | 04-Jun-22 18:00 | ALTALINK | Outage | 410s T1 (410s Josephburg) | 410sT1 25kV neutral & 138kV bushing replacement | 5.29 Days
Continuous |
|
| 30-May-22 11:00 | 30-May-22 18:00 | ALTALINK | Outage | 410s 152 (410s Josephburg), 410s 352 (410s Josephburg), 410s 240kV Bus 1 (410s Josephburg) | maintenance on 410s5 | 7 Hours
Daily |
|
| 30-May-22 11:00 | 02-Jun-22 17:00 | ALTALINK | Outage | 65s 812W (65s High River) | 1st trip PRC 5 maintenance | 3.25 Days
Continuous |
|
| 30-May-22 11:48 | 03-Jun-22 11:48 | ATCO | Outage | 2029S GRTS 1301 | High Speed switch maintenance on 1301
Redundant Return path unavailable. IF the DMR has a sustained fault the link will stay off instead of operating in HV2 return mode |
4 Days
Continuous |
|
| 30-May-22 12:00 | 02-Jun-22 18:00 | ALTALINK | Outage | 729L (542s-729L13A) - GOI, 729L (542s Ervick - 729AL tap) | Fire Mitigation Components Str's Range (18-199) | 3.25 Days
Continuous |
|
| 30-May-22 12:00 | 01-Jun-22 16:00 | ATCO | Outage | 2049s 901T (2049s Kettle River) | 901T maintenance | 2.17 Days
Continuous |
|
| 30-May-22 12:00 | 08-Jun-22 17:00 | ALTALINK | TE | 158s Vauxhall | isolate/restore CVT1 contributions to the relays | 9.21 Days
Continuous |
|
| 30-May-22 12:00 | 08-Jun-22 17:00 | ALTALINK | TE | 158s (763LN) - Relays | blocking the outputs on 158s 763LN A21/B21/96/79 relays | 9.21 Days
Continuous |
|
| 30-May-22 12:00 | 08-Jun-22 17:00 | ALTALINK | TE | 158s RTU/SCADA (158s Vauxhall) | download new configuration | 9.21 Days
Daily |
|
| 30-May-22 12:00 | 08-Jun-22 17:00 | ALTALINK | TE | 821L (158s Vauxhall - 421s Hays) | blocking the 158s 821L A21/B21/96/79 relays | 9.21 Days
Continuous |
|
| 30-May-22 12:00 | 08-Jun-22 17:00 | ALTALINK | TE | 158s Vauxhall | blocking the outputs on 158s 763LX A21/B21/96/79 relays | 9.21 Days
Continuous |
|
| 30-May-22 12:30 | 02-Jun-22 17:30 | ALTALINK | Outage | 58s 202X (58s Edson), 178s 202N (178s Cynthia), 202L (58s Edson - 178s Cynthia) | breaker maintenance including 1st trips on 58s202X and replace the 138kV CTs at 178s202N. | 3.21 Days
Continuous |
|
| 30-May-22 12:30 | 30-May-22 17:30 | ALTALINK | RB | 729L (40s Wetaskiwin - 729AL tap), 729L (285s East Camrose - 542s Ervick), 729L (542s Ervick - 729AL tap) | fire mitigation install ground copper 729L10 | 5 Hours
Daily |
|
| 30-May-22 13:00 | 30-May-22 17:00 | ALTALINK | TE | 178s RTU/SCADA (178s Cynthia) | disable current contributions from CT1 | 4 Hours
Daily |
|
| 30-May-22 13:00 | 30-May-22 17:00 | ALTALINK | TE | 178s Cynthia | isolate CT1 138kV 202N line contributions | 4 Hours
Daily |
|
| 30-May-22 13:00 | 02-Jun-22 16:00 | ALTALINK | TE | 58s Edson | replacing the 138kV CT at 58s202X | 3.13 Days
Daily |
|
| 31-May-22 07:00 | 04-Jun-22 18:00 | ALTALINK | Outage | 896L (19s Wabamun - 432s Carvel) | urgent repair notifications on 896L2 and 779L3 | 4.46 Days
Continuous |
|
| 31-May-22 07:30 | 31-May-22 17:30 | ALTALINK | Outage | 426L (63s Red Deer - 194s South Red Deer), 194s 426 (194s South Red deer) | grading cap replacement | 10 Hours
Daily |
|
| 31-May-22 07:30 | 31-May-22 19:00 | ALTALINK | TE | 394s Empress | change IP address on all protections | 11.5 Hours
Daily |
|
| 31-May-22 08:00 | 31-May-22 15:00 | ALTALINK | TE | 39s RTU/SCADA (39s Bickerdike), 348S RTU/SCADA (348s Marlboro) | cutover to new overbuilt radio | 7 Hours
Daily |
|
| 31-May-22 08:00 | 31-May-22 17:00 | ALTALINK | TE | AltaLink Radio Tower | 9422R to 9018R - radio repair and software upgrade | 9 Hours
Daily |
|
| 31-May-22 08:00 | 03-Jun-22 16:00 | ENMAX | Outage | 2.2TR (ENMAX 2) | testing and maintenance | 3.33 Days
Continuous |
|
| 31-May-22 08:00 | 31-May-22 17:00 | ALTALINK | TE | 419s RTU/SCADA (419s Chestermere) | correct configuration alarm errors for the new RAS relays | 9 Hours
Daily |
|
| 31-May-22 09:00 | 31-May-22 14:00 | ATCO | TE | ATCO Radio Tower | SCADA maintenance | 5 Hours
Continuous |
|
| 31-May-22 09:00 | 31-May-22 12:00 | ATCO | Outage | 7L48 (787s High Prairie - 7L48 Tap), 787s 704 (787s High Prairie) | PRC-005 trip coil testing | 3 Hours
Continuous |
|
| 31-May-22 09:00 | 31-May-22 12:00 | ALTALINK | TE | 691L (74s Janet - 419s Chestermere), 765L (151s Strathmore - 419s Chestermere) | remove L1/L2 overload RAS logic from the 691L & 765L protection relay | 3 Hours
Daily |
|
| 31-May-22 12:01 | 31-May-22 16:00 | ATCO | Outage | 7L06 (784s Donnelly - 787s High Prairie), 787s 705 (787s High Prairie) | PRC-005 trip coil testing | 3.98 Hours
Continuous |
|
| 01-Jun-22 07:30 | 02-Jun-22 17:00 | ALTALINK | Outage | 425L (194s South Red Deer - 217s North Red Deer), 194s 425 (194s South Red deer) | grading cap replacement | 1.4 Days
Continuous |
|
| 01-Jun-22 08:00 | 01-Jun-22 18:00 | Syncrude | TE | Syncrude ICCP Outage | SCADA - server update | 10 Hours
Daily |
|
| 01-Jun-22 08:00 | 02-Jun-22 16:00 | ENMAX | Outage | 41.84L (ENMAX 41 - ENMAX 54) | HV breaker maintenance 41B138-41.84 | 1.33 Days
Continuous |
|
| 01-Jun-22 08:00 | 01-Jun-22 18:00 | ALTALINK | TE | AltaLink MPLS, AltaLink TPR Outage, 244s RTU/SCADA (244s Bowmanton) | upgrade MPLS node | 10 Hours
Daily |
|
| 01-Jun-22 08:00 | 01-Jun-22 16:00 | ATCO | IO | AltaLink_Telecom | AltaLink is upgrading MPLS equipment at 244s | 8 Hours
Continuous |
|
| 01-Jun-22 08:00 | 01-Jun-22 16:00 | ALTALINK | TE | AltaLink Radio Tower | 9074R-9520R radio- repair and upgrade software | 8 Hours
Daily |
|
| 01-Jun-22 08:00 | 02-Jun-22 18:00 | ALTALINK | TE | 102s Langdon | test relay DNP alarms and final acceptance (924L RAS175) | 1.42 Days
Daily |
|
| 01-Jun-22 08:00 | 02-Jun-22 18:00 | ALTALINK | TE | 102s RTU/SCADA (102s Langdon) | DNP alarms and testing | 1.42 Days
Daily |
|
| 01-Jun-22 08:00 | 02-Jun-22 18:00 | ALTALINK | TE | 102s Langdon | test relay DNP alarms and final acceptance (924L/927L RAS175) | 1.42 Days
Daily |
|
| 01-Jun-22 08:00 | 02-Jun-22 18:00 | ALTALINK | TE | 102s Langdon | test relay DNP alarms and final acceptance (927L RAS175) | 1.42 Days
Daily |
|
| 01-Jun-22 08:00 | 02-Jun-22 17:00 | ALTALINK | TE | 876L (179s Gleichen - 253s Blackie) | changes to the winter and summer overload settings for RAS_154 L4 (876L) overload protection relays | 1.38 Days
Continuous |
|
| 01-Jun-22 08:00 | 02-Jun-22 17:00 | TRANSALTA | TE | 179s RTU/SCADA (179s Gleichen) | correct configuration alarm errors for the new RAS relays | 1.38 Days
Continuous |
|
| 01-Jun-22 09:00 | 01-Jun-22 15:30 | ALTALINK | Outage | 364s T1 (364s Whitecourt Industrial) | 364s21 replace 2 - 25kV fused disconnects | 6.5 Hours
Daily |
|
| 01-Jun-22 09:00 | 01-Jun-22 16:00 | ATCO | Outage | 809S 503 (809s Louise Creek), 809s 503R (809s Louise Creek) | breaker maintenance | 7 Hours
Continuous |
|
| 01-Jun-22 09:00 | 03-Jun-22 16:00 | ATCO | Outage | 729s 701T (729s Otauwau) | maintenance | 2.29 Days
Continuous |
|
| 01-Jun-22 09:30 | 03-Jun-22 16:30 | ALTALINK | Outage | 510s ACF12 (510s Sunnybrook) | AC filter maintenance | 2.29 Days
Continuous |
|
| 01-Jun-22 10:00 | 03-Jun-22 13:00 | CMH | Outage | MH-20L (MH69S-3 South Ridge - MH69S-6 Riverview), MHS-3 MH69-T34 (MHS-3 Southridge) | transformer tapchanger maintenance and ARS PRC-005 testing | 2.13 Days
Continuous |
|
| 01-Jun-22 11:00 | 01-Jun-22 13:00 | ATCO | TE | 768s RTU/SCADA (768s Rowley) | Rowley_S-Telecom -7705 SAR v2 chassis upgrade
|
2 Hours
Continuous |
|
| 02-Jun-22 07:00 | 02-Jun-22 18:00 | ALTALINK | TE | 178s Cynthia | restore CT1 138kV 202N line contributions and perform load readings | 11 Hours
Daily |
|
| 02-Jun-22 07:00 | 02-Jun-22 18:00 | ALTALINK | TE | 602s RTU/SCADA (602s Cold Creek) | SCADA station upgrades, update configuration for new Irig clock installation | 11 Hours
Daily |
|
| 02-Jun-22 07:00 | 02-Jun-22 18:00 | ALTALINK | TE | 178s RTU/SCADA (178s Cynthia) | restore current contributions from CT1 | 11 Hours
Daily |
|
| 02-Jun-22 08:00 | 06-Jun-22 18:00 | ATCO | RB | 7L65 (709s Vegreville - 710s Vermilion) | HOP for installation of bird flight diverters | 4.42 Days
Continuous |
|
| 02-Jun-22 09:00 | 02-Jun-22 16:00 | ATCO | Outage | 732s 501R (732s Mitsue), 732s 501 (732s Mitsue) | breaker maintenance | 7 Hours
Continuous |
|
| 02-Jun-22 09:00 | 02-Jun-22 16:00 | ALTALINK | Outage | 33s 6 (33s Spray) | maintenance | 7 Hours
Daily |
|
| 02-Jun-22 10:00 | 02-Jun-22 14:00 | ATCO | TE | ATCO Radio Tower, 875s Algar RTU/SCADA | upgrade telecom Router to V2 Chassis | 4 Hours
Continuous |
|
| 02-Jun-22 10:00 | 03-Jun-22 15:00 | ATCO | Outage | 7L28 (717s Ethel Lake - 846s Grand Centre) | removal of 7L28 temporary bypass, that was in place for maintenance at Grand Centre | 29 Hours
Continuous |
|
| 03-Jun-22 04:30 | 09-Jun-22 22:00 | ATCO | Outage | 859s 701T (859s Primrose), 859s 701 (859s Primrose), 859s 704 (859s Primrose) | maintenance | 6.73 Days
Continuous |
|
| 03-Jun-22 08:00 | 16-Jun-22 18:00 | SUNCOR | Outage | 29PL7-8/8A 29EDD-108 29EDD-109 29EDD-571, 29PL7-8 (29EDD-85 - 29EDD-160) | 29PL7;29PS-XXX SWITCH MTCE &TEST;PDM 10y
29EDD108;29PT-337 SYSTEM;PM 5y,10y 29EDD109;29PT-338 SYSTEM;PM 10y 29EDD571;29PT-571 SYSTEM;PM 10y -Turnaround- |
13.42 Days
Continuous |
|
| 03-Jun-22 08:00 | 03-Jun-22 16:00 | ENMAX | Outage | 24.82L. 24.2TR, 24.82L (ENMAX 24 - ENMAX 65), 24.2TR (ENMAX 24), 24B138-24.82 (ENMAX 24) | 24 sub cable trench replacement. Re-install control cables and commission. | 8 Hours
Continuous |
|
| 03-Jun-22 08:00 | 03-Jun-22 17:00 | ATCO | TE | 951s Thickwood Hills, 9L01 (848s Ruth Lake - 951s Thickwood) | perform new breaker 909 tripping, and adjust some PT circuits | 9 Hours
Continuous |
|
| 03-Jun-22 08:00 | 03-Jun-22 16:00 | ALTALINK | IO | 24.82L (C24s-C65s) Enmax - Info | 24 sub cable trench replacement. Re-install control cables and commission. | 8 Hours
Daily |
| 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. © 2009 Alberta Electric System Operator. All rights reserved |