ERCOT suspends rolling outages, but CPS Energy customers without power may not see relief for days


SAN ANTONIO – The variety of CPS Energy customers affected by power outages has dropped considerably in a single day, as ERCOT ended the statewide rolling outage technique, but the town’s vitality chief says “we are not out of the woods.”

CPS Energy CEO Paula Gold-Williams mentioned about 10,000 customers are nonetheless without power as of Thursday morning, down from greater than 200,000 customers who went without power all through the week because the wintry climate devastated San Antonio.

Gold-Williams up to date the general public and the media throughout a briefing and Q&A session on Thursday morning as one other spherical of snow fell within the space.

The numbers have been leveling, she mentioned, for the reason that Energy Reliability Council of Texas, or ERCOT, has suspended mandated outages to protect the broader grid.

“There has been improvement in San Antonio’s energy status and landscape overnight,” she mentioned. “The capacity of generation safely exceeds the demand.”


ERCOT officers mentioned they had been in a position to get a number of sources of power technology again on-line all through the day Wednesday, permitting them to elevate the managed outages. However, officers cautioned that the outages may must be put in place once more Thursday night time if the demand exceeds provide once more, when temperatures will drop.

“We could have to reimplement rotating outages on a limited basis,” ERCOT Senior Director of System Operations Dan Woodfin mentioned.

Customers who’re nonetheless without power may not see relief for “a long time,” presumably till Monday, as a consequence of gear failure, Gold-Williams mentioned.

The outage administration course of has concerned extra blown fuses than standard, inflicting a delay in restoration, she informed council members in a particular session Wednesday afternoon.

“That stuff is normal outage management that we know how to do… but it’s still going to be a challenge” as a consequence of the potential for icy circumstances, she mentioned.


Under regular circumstances, she mentioned, these gear failures may have been mounted by the tip of Thursday.

She added that CPS Energy staff have additionally skilled outages, and crews have been stranded making an attempt to succeed in customers.

Due to conservation efforts, she mentioned San Antonio’s demand has dropped to about 4,200 megawatts, which is down from about 5,500 MW seen through the week.

CPS Energy’s capability is 7,000 MW, and a typical summer season peak for demand is about 5,100 MW.

With fewer power crops open presently as a consequence of sometimes much less demand, there have been issues with each vitality supply, she beforehand mentioned.

Leaders confused extra vitality conservation efforts from residents and companies with extra wintry climate on Thursday.

“It is a possibility that we can go back to forced outages if we can’t keep this situation under control around the state,” she mentioned, including that residents ought to flip off pointless home equipment, lights or different gadgets.


Areas close to San Antonio may see an extra 1 to 2 inches of snow on Thursday, and temperatures will wrestle to get a lot above freezing.

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