Harrison County, MS Power Outages
As of Nov 3, 12:45 AM EST, 41 customers in Harrison County, Mississippi were without power, reported by Coast Electric Power Assn - (MS).
Harrison County on the Mississippi outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
| Utility | Customers out |
|---|---|
| Coast Electric Power Assn - (MS) | 41 |
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Harrison County power outage history
Every significant outage recorded in Harrison County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 191 significant power outages in Harrison County, meaning events that left at least 1% of customers in the dark. The largest (Oct 27 – Nov 4, 2020) came when tornadoes left 97,348 customers (89.2% of the county) without power.
From 2018 to 2025, the average customer here lost about 7 hr 37 min of power per year, less than the Mississippi average of 9 hr 26 min. That ranks 49th of 82 Mississippi counties for outage time, where 1st has the most.
October is the riskiest month: it accounted for 67% of all customer outage time from 2018 to 2025. On 11 days in that period, at least 5% of customers were out at the same time. Outage time in Harrison County has fallen recently: about 1 hr 43 min per customer per year in 2022–2025, versus 13 hr 31 min in 2018–2021.
The most recent significant outage on record (Dec 9, 2025) affected 2,856 customers (2.6%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Oct 27 – Nov 4, 2020 | 97,348(89.2%) | 9 | Tornadoes |
| 2 | May 13, 2018 | 34,247(31.4%) | 1 | No major storm reported |
| 3 | Jun 13, 2021 | 9,849(9%) | 1 | Severe thunderstorms |
| 4 | Aug 29–30, 2021 | 8,247(7.6%) | 2 | Tornadoes |
| 5 | Aug 5–7, 2024 | 6,495(6%) | 3 | Extreme heat |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Harrison County?
Electric companies with service territory in Harrison County (EIA-861, 2025)
| Utility | Type | Customers (MS) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Mississippi Power | Investor Owned | 193,135 | Not reporting | |
| Coast Electric Power Assn - (MS) | Cooperative | 91,721 | 41 out | |
| Singing River Elec Cooperative | Cooperative | 81,437 | Not reporting |
Customer counts are each utility's statewide total in Mississippi. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Harrison County outage headlines in the past week.
Cities in Harrison County
Gulfport, Biloxi, Long Beach
Nearby counties
Harrison County power outage FAQ
Is the power out in Harrison County right now?
Yes. As of Nov 3, 12:45 AM EST, 41 customers in Harrison County were without power according to Coast Electric Power Assn - (MS).
Which electric company serves Harrison County?
According to EIA-861 service territory data, Mississippi Power Co, Coast Electric Power Assn - (MS), Singing River Elec Cooperative provide electric service in Harrison County, Mississippi.
What was the worst power outage in Harrison County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Oct 27 – Nov 4, 2020. It peaked at 97,348 customers without power (89.2% of the county). NOAA storm reports for that period point to tornadoes.
How often does the power go out in Harrison County?
EAGLE-I has recorded 191 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 7 hr 37 min of power per year, and on 11 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Harrison County, MS Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/mississippi/harrison-county