Manassas Park County Power Outage History
2014–2025 · Virginia
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 7, 2023 | 9 hrs | 3,419 (26%) | Unnamed event |
| Mar 21, 2016 | 1 hrs | 1,871 (14%) | Unnamed event |
| Jul 14, 2022 | 1 hrs | 1,249 (10%) | Unnamed event |
| Mar 28, 2016 | 2 hrs | 1,055 (8%) | Unnamed event |
| Mar 29, 2016 | 0 hrs | 1,030 (8%) | Unnamed event |
Over the 12 years from 2014 to 2025, Manassas Park County recorded 89 distinct power outage events, averaging 1.0 hours per event.
The single worst outage on record in Manassas Park County started August 7, 2023, lasting 9 hours and leaving up to 3,419 customers without power (26% of the county) at its peak.
August has historically been the worst month for outages in Manassas Park County, with 20 events recorded during that month across the dataset.
Based on this history, Manassas Park County earns a Reliability Grade of A, placing it in the 96th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Manassas Park County's outage profile
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Similar counties in Virginia
Counties with the closest reliability grade and national percentile to Manassas Park County.
| County | Grade | National percentile |
|---|---|---|
| Radford County | A | 95th |
| Winchester County | A | 93rd |
| Prince William County | A | 88th |
| Frederick County | A | 86th |
| Richmond County | A | 86th |
FAQ
How often does power go out in Manassas Park County?
Between 2014 and 2025, Manassas Park County recorded 89 outage events, averaging 1.0 hours each.
What is Manassas Park County's reliability grade?
Manassas Park County has a Reliability Grade of A, in the 96th national percentile.
What was the worst power outage in Manassas Park County?
The worst outage on record started August 7, 2023, lasting 9 hours and affecting up to 3,419 customers.