Oncor Electric Delivery Company LLC, TX
How often Oncor Electric Delivery Company LLC goes out
Texas's grid here runs a bit rougher than most: 1.6 outages from Oncor Electric Delivery Company LLC in the most recent year, 3.9 hours total. That is close to the Texas state average of 3.7 hours a year.
Outage length, and what it means for a generator
A typical outage here runs about 2.5 hours - long enough that a battery alone usually will not see you through, but short enough that a fuel-powered portable generator is a reasonable match. The frequency-versus-duration guide covers why length decides the kind of backup.
What this means for buying a generator
Serving 4,084,817 customers here, Given how often Oncor Electric Delivery Company LLC goes out, you should consider a backup generator rather than treat it as optional.
The source behind this number
These figures come from EIA Form 861, the reliability report an investor-owned utility like Oncor Electric Delivery Company LLC files with federal regulators every year - serving 4,084,817 customers hereaveraged across the whole territory, not any one address or storm. Want the Texas average instead of just this one utility? Texas's statewide record is here. Storm days are counted in - here is why.