Power Out Map

Investor Owned utility · · MO

Union Electric Co

In 2025, the average Union Electric Co customer in Missouri was without power for 594 minutes (9.9 hours), 243% more than the median Missouri utility.

Outage minutes per customer 594min 2025, including major storms
Excluding major storm days 119min The everyday reliability of the network
Outages per customer a year 1.18 SAIFI, 2025
Residential price 13.3¢/kWh 2025 · Missouri median 13.5¢

Reliability

Minutes in the dark, year by year

Average minutes without power per customer in Missouri (SAIDI), with and without major event days, against the median Missouri utility.

0 200 400 600 800 20182019202020212022202320242025 All days 594 No major storms 119 MO median 173

Price

Residential cents per kWh

Revenue from full-service residential customers divided by their sales, as reported to the EIA.

0.0 5.0 10.0 15.0 20182019202020212022202320242025 Union Electric Co 13.3 MO median 13.5

Territory

Counties served

Counties where Union Electric Co reports customers. Open one for its full outage history.

Missouri

AdairAudrainBollingerBooneButlerCaldwellCallawayCamdenCape GirardeauCharitonClarkClayClintonColeCooperCrawfordDaviessDeKalbDunklinFranklinGasconadeGentryHowardIronJeffersonKnoxLewisLincolnLinnLivingstonMaconMadisonMariesMarionMillerMississippiMoniteauMonroeMontgomeryMorganNew MadridOsagePemiscotPerryPettisPhelpsPikePulaskiRallsRandolphRayReynoldsSalineSchuylerScotlandScottSt. CharlesSt. FrancoisSt. LouisSt. LouisSte. GenevieveStoddardSullivanWarrenWashington

Source: U.S. Energy Information Administration, Form EIA-861, 2018–2025. Reliability uses the IEEE 1366 standard where the utility reports it. Residential customers in 2025: 1,100,654.