See current outages near you, plus an independent restoration forecast when enough trend data exists · Missouri
Our restoration forecast is independent and unofficial, never the utility's commitment. How it works · How accurate it has been
Who serves St. Charles County?
County-wide coverage, with utility detail where available. Serving utilities tracked here include Ameren and Cuivre River Electric Cooperative ↗, alongside the nationwide county-by-county tally. Multiple utilities serve parts of this area — enter a street address above for your exact provider.
Outage history — St. Charles County, MO
Last significant outage: Sep 22, 2026 — peaked at 205 customers, restored in ~8.8 hr (no severe weather).
Across the 24 significant outages tracked here, restoration typically ran about 4.2 hr.
This county-level list covers larger outages (about 200+ customers at peak, lasting 30 minutes or more) — oldest listed: Jul 23, 2026. Smaller or briefer interruptions aren't listed.
Longer-term outage history — St. Charles County, MO
Federal outage records (
EAGLE-I, kept by the U.S. Department of Energy) show
860 notable outages (200+ customers at peak) here between 2014 and 2025 — including
9 major events of 10,000+ customers.
Typical restoration ran ~
2.5 hr (median), and outages here have been most common in summer.
Largest on record: ~25,716 customers out in June 2021, restored after about 26.8 hr.
Source: EAGLE-I (Oak Ridge National Laboratory / U.S. Department of Energy), county-level
records 2014–2025 measured by the same rules as our tracking archive above, over a far longer period than we have been tracking — the same method, a different set of outages. These are federal historical records,
not events tracked live by this site.
Cities we track in St. Charles County
Communities in St. Charles County include O'Fallon, St. Peters, Wentzville, Lake St. Louis, Dardenne Prairie, Cottleville, Weldon Spring and St. Paul. Searches and the live map cover every address in the county, named here or not.
Common questions
How do I report a power outage in St. Charles County, MO?
Report it to your electric utility — crews are dispatched from customer reports. Utilities serving parts of St. Charles include Ameren and Cuivre River Electric Cooperative — service areas overlap and county lines don't decide your provider, so confirm yours, then use its outage line or website. Reporting a downed line also helps crews find the fault faster. In a life-threatening emergency, call 911.
