Power Outages in Hamilton County, IL
As of October 19, 2026 04:35 UTC, no outages are reported by Southeastern IL Elec Coop, Inc, Ameren Illinois Company and Tri-County Electric Coop, Inc (IL) in Hamilton County, IL. There is no live feed for City of McLeansboro - (IL) and Wayne-White Counties Elec Coop. In 2025, the average customer here lost power for about 7.0 hours.
Hamilton County, IL is served by 5 tracked utilities.
Cite this data
- URL
- https://massoutage.com/illinois/hamilton-county
- As of
- October 19, 2026 04:35 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Hamilton County, IL", live data as of October 19, 2026 04:35 UTC. https://massoutage.com/illinois/hamilton-county
No active outages are reported by Southeastern IL Elec Coop, Inc, Ameren Illinois Company and Tri-County Electric Coop, Inc (IL) in Hamilton County.
No live feed for City of McLeansboro - (IL) and Wayne-White Counties Elec Coop: outages in theirservice area won't show here.
21%of this county's ~5,156 customers are served by utilities with a county-level live feed.
We can't see outages for: City of McLeansboro - (IL), Wayne-White Counties Elec Coop. Their customers are not in any number on this page; check their own outage maps.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Southeastern IL Elec Coop, Inc | Live · county | 0 | 696 | 0.0% | - | - | - | |
| Ameren Illinois Company | Live · county | 0 | 381 | 0.0% | - | 0 | - | |
| Tri-County Electric Coop, Inc (IL) | Live · county | 0 | 5 | 0.0% | - | - | - | |
| City of McLeansboro - (IL) | No live feed | can't see | - | - | - | - | - | - |
| Wayne-White Counties Elec Coop | No live feed | can't see | - | - | - | - | - | - |
Southeastern IL Elec Coop, Inc, Ameren Illinois Company and Tri-County Electric Coop, Inc (IL) reportevery town in the county on each poll, so 0 out is a real all-clear. ETRs are the utility's own estimates.
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Hamilton Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.
By ZIP code (5)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 62859 | 77 | ≤11 | 65 | ≤11 |
| 62828 | 20 | 0 | 17 | 0 |
| 62887 | ≤11 | 0 | ≤11 | 0 |
| 62860 | ≤11 | 0 | ≤11 | 0 |
| 62817 | ≤11 | 0 | ≤11 | 0 |
Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.
Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Hamilton County or any town and utility in it.
No active NWS alerts for Hamilton County right now.
Hamilton County has been under 19 National Weather Service alerts recently, most recently a Frost Advisory on October 18, 2026.
- Heat Advisory ×12
- Special Weather Statement ×4
- Frost Advisory ×2
- Dense Fog Advisory ×1
Hardest-hit cities in Hamilton County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Hamilton County went about 7.0 hours without power. Peak simultaneous outage on record reached 2,205 customers.
The US EIA reports Illinois utilities averaged 2.4 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 7.0 hrs.
Worst year here was 2025 (peak 486 customers out) · decade average 2.2 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 20 | 290 | 0.4 |
| 2016 | 21 | 290 | 1.2 |
| 2017 | 143 | 918 | 0.8 |
| 2018 | 197 | 565 | 1.5 |
| 2019 | 134 | 351 | 1.0 |
| 2020 | 176 | 779 | 5.6 |
| 2021 | 179 | 355 | 1.3 |
| 2022 | 183 | 304 | 1.1 |
| 2023 | 173 | 2,205 | 1.5 |
| 2024 | 136 | 1,668 | 2.4 |
| 2025 | 185 | 486 | 7.0 |
Cost of power in Hamilton County
ENERGY & AI DEMAND →Estimated residential electricity price for Hamilton County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.
- Southeastern IL Elec Coop, Inc14.8¢22,607 cust
- Tri-County Electric Coop, Inc (IL)16.2¢16,203 cust
- Wayne-White Counties Elec Coop16.4¢11,792 cust
Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.
Relatively Moderate high winds exposure · 2.2 hrs/yr of outages over the last decade.
Power outages in Hamilton County: FAQ
- How often does Hamilton County, IL lose power?
- Based on EAGLE-I records, Hamilton County, IL logged 185 distinct outage events in 2025, averaging about 7.0 hours without power per customer over the year.
- What was the worst power outage in Hamilton County, IL?
- The largest tracked outage peaked at 2,205 customers without power, beginning April 5, 2023 and lasting about 19h.
- Is there a power outage in Hamilton County, IL right now?
- No major outage is currently reported for Hamilton County, IL. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Hamilton County, IL?
- Tracked electric providers include Southeastern IL Elec Coop, Inc.
Outages are tracked at the county level; these ZIP codes fall within Hamilton County.
62817, 62828, 62829, 62859
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Southeastern IL Elec Coop, Inc | 36.9 hrs | Live · county | - |
| Tri-County Electric Coop, Inc (IL) | 2.2 hrs | Live · county | - |
| Wayne-White Counties Elec Coop | - | No live feed | - |
| City of McLeansboro - (IL) | - | No live feed | - |
Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Illinois customers). Machine-readable data: /api/v1/counties/17065 and /api/v1/counties/17065/history.