Power Outages in Clark County, MO
Union Electric Co - (MO) publishes only a system-wide total, not county figures. There is no live feed for City of Kahoka - (MO), Lewis County Rural E C A and Tri-County Electric Coop Assn (MO). In 2025, the average customer here lost power for about 2.1 hours.
Clark County, MO is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/missouri/clark-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Clark County, MO". https://massoutage.com/missouri/clark-county
Union Electric Co - (MO) publishes no county-level figures.
No live feed for City of Kahoka - (MO), Lewis County Rural E C A and Tri-County Electric Coop Assn (MO): outages in theirservice area won't show here.
0.0%of this county's ~5,661 customers are served by utilities with a county-level live feed.
We can't see outages for: City of Kahoka - (MO), Lewis County Rural E C A, Tri-County Electric Coop Assn (MO). Their customers are not in any number on this page; check their own outage maps.
System-wide total only, no county split: Union Electric Co - (MO).
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Union Electric Co - (MO) | Live · total only | not by county | - | - | - | - | - | - |
| City of Kahoka - (MO) | No live feed | can't see | - | - | - | - | - | - |
| Lewis County Rural E C A | No live feed | can't see | - | - | - | - | - | - |
| Tri-County Electric Coop Assn (MO) | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Clark 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 (6)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 63445 | 63 | ≤11 | 56 | ≤11 |
| 63430 | 15 | 0 | 15 | 0 |
| 63474 | ≤11 | ≤11 | ≤11 | 0 |
| 63472 | ≤11 | 0 | ≤11 | 0 |
| 63465 | ≤11 | 0 | ≤11 | 0 |
| 63453 | ≤11 | 0 | ≤11 | ≤11 |
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 Clark County or any town and utility in it.
No active NWS alerts for Clark County right now.
Clark County has been under 14 National Weather Service alerts recently, most recently a Flood Watch on October 2, 2026.
- Flood Watch ×6
- Flood Warning ×5
- Flash Flood Warning ×2
- Special Weather Statement ×1
Hardest-hit cities in Clark County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Clark County went about 2.1 hours without power. Peak simultaneous outage on record reached 2,619 customers.
The US EIA reports Missouri utilities averaged 6.3 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 2.1 hrs.
Worst year here was 2023 (peak 2,619 customers out) · decade average 3.0 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 48 | 700 | 0.2 |
| 2016 | 57 | 19 | 0.1 |
| 2017 | 26 | 277 | 0.2 |
| 2019 | 9 | 5 | 0.0 |
| 2020 | 151 | 469 | 1.6 |
| 2021 | 162 | 2,319 | 1.8 |
| 2022 | 190 | 596 | 1.5 |
| 2023 | 163 | 2,619 | 15.2 |
| 2024 | 198 | 1,159 | 7.7 |
| 2025 | 192 | 1,330 | 2.1 |
Cost of power in Clark County
ENERGY & AI DEMAND →Estimated residential electricity price for Clark 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.
- Union Electric Co - (MO)13.3¢1,100,654 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 · 3.0 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability relatively moderate: outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Clark County: FAQ
- How often does Clark County, MO lose power?
- Based on EAGLE-I records, Clark County, MO logged 192 distinct outage events in 2025, averaging about 2.1 hours without power per customer over the year.
- What was the worst power outage in Clark County, MO?
- The largest tracked outage peaked at 2,619 customers without power, beginning June 29, 2023 and lasting about 11d 5h.
- Is there a power outage in Clark County, MO right now?
- No major outage is currently reported for Clark County, MO. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Clark County, MO?
- Tracked electric providers include Union Electric Co - (MO).
Outages are tracked at the county level; these ZIP codes fall within Clark County.
63430, 63445, 63453, 63465, 63466, 63472, 63474
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Union Electric Co - (MO) | 9.9 hrs | Live · total only | - |
| Tri-County Electric Coop Assn (MO) | - | No live feed | - |
| Lewis County Rural E C A | - | No live feed | - |
| City of Kahoka - (MO) | - | 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 Missouri customers). Machine-readable data: /api/v1/counties/29045 and /api/v1/counties/29045/history.