Ameren reports 345 active power outages across 142 counties in 2 states, affecting about 0% of its 3,468,712 customers as of 2025-08-31 09:12:19 AM. The most affected area is Tazewell, where 264 customers are currently without power.
The provider ranks #35 nationwide in total outages and #240 in outage percentage. This page is updated live as restoration efforts continue.
No active outages: Ameren is currently delivering normal service with no significant power interruptions reported.
Illinois
Missouri
| County | Out | Total |
|---|---|---|
| Adair | 0 | 12,335 |
| Audrain | 0 | 13,053 |
| Boone | 0 | 42,661 |
| Caldwell | 0 | 4,291 |
| Callaway | 0 | 18,051 |
| Camden | 0 | 38,741 |
| Cape Girardeau | 0 | 35,497 |
| Chariton | 0 | 4,858 |
| Clark | 0 | 2,181 |
| Clay | 0 | 122,098 |
| Clinton | 0 | 9,635 |
| Cole | 0 | 37,648 |
| Cooper | 0 | 7,803 |
| Daviess | 0 | 1,902 |
| Dekalb | 0 | 3,163 |
| Dent | 0 | 6,138 |
| Dunklin | 0 | 10,376 |
| Franklin | 0 | 54,909 |
| Gasconade | 0 | 10,443 |
| Gentry | 0 | 1,333 |
| Howard | 0 | 7,661 |
| Iron | 0 | 5,997 |
| Jefferson | 0 | 107,743 |
| Knox | 0 | 2,360 |
| Lewis | 0 | 4,211 |
| Lincoln | 12 | 32,991 |
| Linn | 0 | 4,876 |
| Livingston | 0 | 1,852 |
| Macon | 0 | 5,341 |
| Maries | 0 | 5,544 |
| Marion | 0 | 1,821 |
| Miller | 0 | 16,211 |
| Mississippi | 0 | 7,945 |
| Moniteau | 0 | 6,095 |
| Monroe | 0 | 4,744 |
| Montgomery | 1 | 9,633 |
| Morgan | 0 | 10,114 |
| New Madrid | 0 | 9,880 |
| Osage | 0 | 9,038 |
| Pemiscot | 0 | 7,519 |
| Pettis | 0 | 19,236 |
| Pike | 0 | 12,096 |
| Ralls | 0 | 5,920 |
| Randolph | 0 | 13,574 |
| Ray | 0 | 15,312 |
| Reynolds | 0 | 4,224 |
| Saline | 0 | 4,377 |
| Schuyler | 0 | 2,016 |
| Scotland | 0 | 1,468 |
| Scott | 0 | 15,767 |
| St. Charles | 51 | 193,401 |
| St. Francois | 0 | 28,242 |
| St. Louis | 4 | 477,200 |
| St. Louis City | 0 | 175,105 |
| Ste. Genevieve | 0 | 12,446 |
| Stoddard | 0 | 20,234 |
| Sullivan | 0 | 1,287 |
| Warren | 0 | 22,520 |
| Washington | 0 | 15,020 |
If you're a Ameren customer experiencing a power outage, we recommend visiting the provider’s official outage site or contacting their support team for the most accurate restoration updates. This page is refreshed in real time to reflect the latest data on Ameren outages. Stay safe, and thank you for relying on us to keep you informed.