massoutage

Power Outages in Harrison County, MS

As of the latest utility report, no major power outages are reported in Harrison County, MS. In 2025, the average customer here lost power for about 1.5 hours.

Harrison County, MS is served by 1 tracked utility.

🔔 Alert me
Harrison County, MS
Loading map…
This county 0out
No major outages reported

No active power outages are currently reported in Harrison County.

🔔 Email me when Harrison County, MS loses power
🔔 Alerts for Harrison County, MS:
◢ ACTIVE WEATHER ALERTS · NWS
  • Heat AdvisoryMODERATE
  • Heat AdvisoryMODERATE
Recent NWS alert activity · Harrison County

Harrison County has been under 10 National Weather Service alerts recently — most recently a Heat Advisory on July 19, 2026.

  • Flood Advisory ×3
  • Heat Advisory ×3
  • Special Weather Statement ×3
  • Tsunami Warning ×1

Latest Harrison County, MS outage updates

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

  1. RESOLVED

    Power restored after 11m

  2. OUTAGE BEGAN

    Outage began — 912 customers out

  3. RESOLVED

    Power restored after 1h 29m

  4. OUTAGE BEGAN

    Outage began — 814 customers out

  5. RESOLVED

    Power restored after 1h 16m

  6. OUTAGE BEGAN

    Outage began — 766 customers out

OUTAGE TREND
Harrison County, MS
0
AS OF LAST UPDATE · PEAK 26
Updated July 18, 2026
3 PM8 PM3 AM9 AM3 PM

Hardest-hit cities in Harrison County

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

  • Gulfportno active outage
  • Biloxino active outage

Historical reliability

In 2025, the average customer in Harrison County went about 1.5 hours without power. Peak simultaneous outage on record reached 97,348 customers.

A decade of outages (20152025)
avg hrs without power / customer
0.6h20150.9h20160.8h20170.6h20181.0h201949.5h20202.9h20211.9h20221.4h20232.0h20241.5h2025

Worst year here was 2020 (peak 97,348 customers out) · decade average 5.7 hrs without power per customer/yr.

YearOutage eventsPeak customers outAvg hrs/customer
20159995,6210.6
20161,1275,0100.9
20179802,6470.8
201893134,2470.6
20196482,8901.0
20201,00197,34849.5
20211,0729,8492.9
20228483,3321.9
20231,1284,4991.4
20249896,4952.0
20256844,2101.5
Worst recorded outages
STARTEDPEAK OUTDURATION
October 28, 202097,34810d
May 13, 201834,24715m
October 27, 202010,9163h 30m
June 13, 20219,8499h
August 27, 20218,2474d 8h
See the biggest power outages in US history →
Natural hazards & outage risk
HIGH

Very High hurricanes exposure · 5.7 hrs/yr of outages over the last decade.

HurricaneVery High
TornadoRelatively High
Strong windRelatively High
Ice stormRelatively Moderate
WildfireRelatively Moderate
FloodingRelatively Moderate
Heat waveRelatively Moderate

FEMA rates this county’s social vulnerability relatively high — outages hit harder where communities are less able to respond and recover.

All hazard rankings →

Power outages in Harrison County: FAQ

How often does Harrison County, MS lose power?
Based on EAGLE-I records, Harrison County, MS logged 684 distinct outage events in 2025, averaging about 1.5 hours without power per customer over the year.
What was the worst power outage in Harrison County, MS?
The largest tracked outage peaked at 97,348 customers without power, beginning October 28, 2020 and lasting about 10d.
Is there a power outage in Harrison County, MS right now?
No major outage is currently reported for Harrison County, MS. Live coverage depends on whether local utilities report to ODIN.
Which utilities serve Harrison County, MS?
Tracked electric providers include COAST ELECTRIC POWER ASSN.
Nearby counties
Cities & towns in Harrison County

Gulfport, Biloxi. Outage counts for these communities are reported at the Harrison County level shown above.

ZIP codes in Harrison County

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

39501, 39503, 39507, 39530, 39531, 39532, 39534, 39540, 39560, 39571, 39574

Electric providers serving this county

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

ProviderOfficial SAIDI (EIA)LiveReport outage
COAST ELECTRIC POWER ASSNODIN ✓

Machine-readable data: /api/v1/counties/28047 and /api/v1/counties/28047/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Mississippi customers).