O'Fallon Power Outages

St. Clair County, Illinois

updated 10m ago

Customers Out 0 in O'Fallon

Customers Tracked 119,834 St. Clair County

Outages by Utility

reported for St. Clair County

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Outages Near You

See live outage activity within 10 miles of your location.

O'Fallon

32,139 Estimated Population

No active power outages are currently reported in O'Fallon, Illinois. O'Fallon is in St. Clair County, and PowerOutage.us tracks 2 utilities serving the area.

Outage History — O'Fallon

Over the last 90 days, PowerOutage.us has tracked 199 distinct power outages in O'Fallon, Illinois. The most recent significant outage affected an estimated 486 customers on September 3, 2026. When outages occur, power is typically restored in about 1h 53m.

Avg Restoration Time

1h 53m

Most Recent Significant Outage

486 customers

September 3, 2026

Utilities Serving O'Fallon

Outage and customer figures are as reported for St. Clair County. A dash means the utility serves the city but reports no data for this county.

Clinton County Electric Coop

Serves this city but does not report live geospatial outage data.

0 Customers Out 389 Customers Tracked 0.00% Outage Percent

Southwestern Electric Coop

0 Customers Out 287 Customers Tracked 0.00% Outage Percent