Emergency Conditions OCNs Date and Time Description At 11:30, ERCOT is issuing an OCN for a potential extreme cold weather system with the 01/12/18 11:36 possibility of frozen precipitation approaching the ERCOT region from 0/15/18 to 01/18/18. Advisories Date and Time Description At 14:00 ERCOT is issuing an Advisory for a potential extreme cold weather system with the 01/13/18 13:59 possibility of frozen precipitation approaching the ERCOT region from 01/15/18 to 01/18/18. Loss of ERCOTs RTCA and SE > 15 minutes: ERCOT's RTCA and State Estimator have not solved in the last 15 minutes. Please monitor your own service area and notify ERCOT if you 01/18/18 07:37 exceed the normal rating of your transmission elements. Continue to monitor voltages in your area and notify ERCOT of any forced line operations in your area. ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day 01/22/18 13:23 01/23/2018 due to long solution processing time. Watches Date and Time Description At 1500, ERCOT is issuing a Watch for a potential extreme cold weather system with the 01/14/18 14:53 possibility of frozen precipitation approaching the ERCOT region from 01/15/18 to 01/18/18. 01/16/18 08:58 ERCOT is issuing a Watch due to freezing precipitation in the San Antonio to Houston areas. 01/22/18 17:59 ERCOT issued a Watch due to DRUC not completing by 1800. ERCOT issued a transmission watch at 0800, for the Eagle Pass DC Tie, due to Eagle Pass 01/25/18 08:30 DC Tie Outage extension. Emergency Notices None. Application Performance TSAT/VSAT Performance Issues None. Communication Issues None.
Emergency Conditions OCNs Date and Time Description 01/12/18 11:36 At 11:30, ERCOT is issuing an OCN for a potential extreme cold weather system with the possibility of frozen precipitation approaching the ERCOT region from 0/15/18 to 01/18/18. Advisories Date and Time Description 01/13/18 13:59 At 14:00 ERCOT is issuing an Advisory for a potential extreme cold weather system with the possibility of frozen precipitation approaching the ERCOT region from 01/15/18 to 01/18/18. 01/18/18 07:37 Loss of ERCOTs RTCA and SE > 15 minutes: ERCOT's RTCA and State Estimator have not solved in the last 15 minutes. Please monitor your own service area and notify ERCOT if you exceed the normal rating of your transmission elements. Continue to monitor voltages in your area and notify ERCOT of any forced line operations in your area. 01/22/18 13:23 ERCOT has postponed the deadline for the posting of the DAM Solution for Operating Day 01/23/2018 due to long solution processing time. Watches Date and Time Description 01/14/18 14:53 At 1500, ERCOT is issuing a Watch for a potential extreme cold weather system with the possibility of frozen precipitation approaching the ERCOT region from 01/15/18 to 01/18/18. 01/16/18 08:58 ERCOT is issuing a Watch due to freezing precipitation in the San Antonio to Houston areas. 01/22/18 17:59 ERCOT issued a Watch due to DRUC not completing by 1800. 01/25/18 08:30 ERCOT issued a transmission watch at 0800, for the Eagle Pass DC Tie, due to Eagle Pass DC Tie Outage extension. Emergency Notices None. Application Performance TSAT/VSAT Performance Issues None. Communication Issues None.
06._January_18_ERCOT_Operations_Report_Public.docx