Is the power out in 20770?

Live answer for ZIP 20770 (Greenbelt 77%, Seabrook 4%, Berwyn Heights 0% of the ZIP; Prince George's County), updated every 10 minutes.

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ZIP 20770Prince George's County

Outage history in Prince George's County, which includes 20770

2014–2025 record

Prince George's County averaged 9 significant outages a year in 2023–2025, fewer than most Maryland counties.

In the 12 months to December 2025, there were 10. Half were over within 1 hour; the longest lasted 20 hours, starting February 16, 2025.

The largest on record began March 2, 2018, with 85,071 customers out at once.

Outages are most common in July.

9significant outages a year (2023–2025)
iAt least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.
1.5 hourstypical (median) length
iHalf of significant outages here ended sooner than this, and half lasted longer.
2.6 dayslongest on record (March 2018)
85,071most customers out at once
Largest events (start)Peak outLasted
iHow long this area stayed at or above the significant-outage line, not how long any one home was without power.
Customer-hours
iCustomers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours.
March 2, 201885,0712.6 days1,849,142
July 12, 202264,5222.2 days906,832
July 31, 202447,48210 hours183,102
June 19, 202529,63118 hours208,051
May 16, 202527,69413 hours157,896

Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).

iFrom EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.

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