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Power Outages in Natrona County, WY

As of the latest utility report, no major power outages are reported in Natrona County, WY. In 2025, the average customer here lost power for about 3.8 hours.

Natrona County, WY is served by 1 tracked utility.

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◢ Referenced event

Outage started July 18, 2026 · peaked at 865 customers without power · resolved

Natrona County, WY
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No major outages reported

No active power outages are currently reported in Natrona County.

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🔔 Alerts for Natrona County, WY:
◢ ACTIVE WEATHER ALERTS · NWS

No active NWS alerts for Natrona County right now.

Recent NWS alert activity · Natrona County

Natrona County has been under 17 National Weather Service alerts recently — most recently a Flood Watch on July 18, 2026.

  • Flood Watch ×8
  • Extreme Heat Warning ×6
  • Red Flag Warning ×3

Latest Natrona County, WY outage updates

A running log of how this outage has changed — updated automatically as utilities report in.

  1. RESOLVED

    Power restored after 54m

  2. OUTAGE BEGAN

    Outage began — 865 customers out (1.8% of the county)

OUTAGE TREND
Natrona County, WY
0
AS OF LAST UPDATE · PEAK 865
Updated July 18, 2026
3 PM8 PM3 AM9 AM3 PM

Hardest-hit cities in Natrona County

Where this event is concentrated across the county's towns and townships.

  • Casperno active outage

Historical reliability

In 2025, the average customer in Natrona County went about 3.8 hours without power. Peak simultaneous outage on record reached 43,178 customers.

A decade of outages (20172025)
avg hrs without power / customer
0.5h20171.0h20181.3h20192.1h20201.7h20211.7h20222.0h20232.0h20243.8h2025

Worst year here was 2025 (peak 43,178 customers out) · decade average 1.8 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20173041,8020.5
20186422,6941.0
20191,2294,9701.3
202097012,2882.1
20216627,5261.7
20226424,5011.7
202362611,8542.0
202459927,4602.0
202562843,1783.8

What causes outages here

Share of outage-time by reported cause, from live ODIN utility reports. Why does my power keep going out? →

Public-safety shutoff
87.1%
Equipment failure
9.6%
Planned / maintenance
2%
Animal / wildlife
1.3%

A reported cause is available for 61.7% of outage-time over 1 month of live data. Shares above are of the portion with a known cause.

Worst recorded outages
STARTEDPEAK OUTDURATION
November 13, 202543,17819h
July 15, 202427,46012h 30m
June 27, 202012,2885h
March 20, 202311,85410h 30m
July 28, 20257,6038h 30m
See the biggest power outages in US history →
Natural hazards & outage risk
ELEVATED

Very High winter weather exposure · 1.8 hrs/yr of outages over the last decade.

WildfireRelatively Moderate
FloodingRelatively Moderate
All hazard rankings →

Power outages in Natrona County: FAQ

How often does Natrona County, WY lose power?
Based on EAGLE-I records, Natrona County, WY logged 628 distinct outage events in 2025, averaging about 3.8 hours without power per customer over the year.
What was the worst power outage in Natrona County, WY?
The largest tracked outage peaked at 43,178 customers without power, beginning November 13, 2025 and lasting about 19h.
Is there a power outage in Natrona County, WY right now?
No major outage is currently reported for Natrona County, WY. Live coverage depends on whether local utilities report to ODIN.
Which utilities serve Natrona County, WY?
Tracked electric providers include PACIFICORP.
Nearby counties
Cities & towns in Natrona County

Casper. Outage counts for these communities are reported at the Natrona County level shown above.

ZIP codes in Natrona County

Outages are tracked at the county level; these ZIP codes fall within Natrona County.

82601, 82604, 82609, 82620, 82630, 82635, 82636, 82638, 82643, 82644, 82646, 82648

Electric providers serving this county

From EIA-861 service territory, with official reliability where reported.

ProviderOfficial SAIDI (EIA)LiveReport outage
PACIFICORPODIN ✓

Machine-readable data: /api/v1/counties/56025 and /api/v1/counties/56025/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Wyoming customers).