Power Outages in Mercer County, IL
As of the latest utility report, no major power outages are reported in Mercer County, IL. In 2025, the average customer here lost power for about 82.6 hours.
Mercer County, IL is served by 1 tracked utility.
No active power outages are currently reported in Mercer County.
- Heat AdvisoryMODERATE
- Air Quality AlertUNKNOWN
Mercer County has been under 6 National Weather Service alerts recently — most recently a Air Quality Alert on July 18, 2026.
- Special Weather Statement ×3
- Heat Advisory ×2
- Air Quality Alert ×1
Hardest-hit cities in Mercer County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Mercer County went about 82.6 hours without power. Peak simultaneous outage on record reached 6,907 customers.
Worst year here was 2025 (peak 1,938 customers out) · decade average 14.3 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 248 | 6,308 | 13.6 |
| 2016 | 358 | 1,622 | 3.5 |
| 2017 | 315 | 3,389 | 3.0 |
| 2018 | 560 | 2,202 | 3.8 |
| 2019 | 517 | 6,907 | 11.4 |
| 2020 | 503 | 2,186 | 14.8 |
| 2021 | 445 | 5,250 | 5.8 |
| 2022 | 451 | 902 | 3.7 |
| 2023 | 490 | 1,842 | 4.8 |
| 2024 | 461 | 2,741 | 10.0 |
| 2025 | 456 | 1,938 | 82.6 |
What causes outages here
Share of outage-time by reported cause, from live ODIN utility reports. Why does my power keep going out? →
A reported cause is available for 11.1% of outage-time over 1 month of live data. Shares above are of the portion with a known cause.
Relatively Moderate ice storms exposure · 14.3 hrs/yr of outages over the last decade.
Power outages in Mercer County: FAQ
- How often does Mercer County, IL lose power?
- Based on EAGLE-I records, Mercer County, IL logged 456 distinct outage events in 2025, averaging about 82.6 hours without power per customer over the year.
- What was the worst power outage in Mercer County, IL?
- The largest tracked outage peaked at 6,907 customers without power, beginning February 12, 2019 and lasting about 2d 20h.
- Is there a power outage in Mercer County, IL right now?
- No major outage is currently reported for Mercer County, IL. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Mercer County, IL?
- Tracked electric providers include MIDAMERICAN ENERGY CO.
Outages are tracked at the county level; these ZIP codes fall within Mercer County.
61231, 61260, 61263, 61272, 61276, 61279, 61281, 61412, 61442, 61465, 61466, 61476, 61486
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| MIDAMERICAN ENERGY CO | — | ODIN ✓ | — |
Machine-readable data: /api/v1/counties/17131 and /api/v1/counties/17131/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Illinois customers).