Washington ParishPower Outage History
What this grade means
Bottom 20% least reliable nationally — frequent and/or long outages. This county ranks in the least reliable fifth of all US counties in our dataset: some combination of frequent outages, long restoration times, or customers affected puts it near the bottom nationally. Backup power is worth prioritizing here rather than treating it as optional.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 29, 2021 | 265 hrs | 19,709 (78%) | Tropical Storm Ida |
| Oct 26, 2019 | 68 hrs | 9,041 (36%) | High Wind |
| Jan 7, 2020 | 1 hrs | 8,714 (35%) | Unnamed event |
| Dec 28, 2018 | 8 hrs | 8,053 (32%) | Flash Flood |
| Jun 4, 2020 | 1 hrs | 7,937 (32%) | Unnamed event |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Washington Parish, Louisiana that day.
Over the 12 years from 2014 to 2025, Washington Parish recorded 1,174 distinct power outage events, averaging 2.4 hours per event.
The single worst outage on record in Washington Parish started August 29, 2021 (Tropical Storm Ida), lasting 265 hours and leaving up to 19,709 customers without power (78% of the county) at its peak.
July has historically been the worst month for outages in Washington Parish, with 163 events recorded during that month across the dataset.
Based on this history, Washington Parish earns a Reliability Grade of F, placing it in the 10th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Louisiana
Counties with the closest reliability grade and national percentile to Washington Parish.
| County | Grade | National percentile |
|---|---|---|
| St. Tammany Parish | F | 10th |
| Concordia Parish | F | 10th |
| Jefferson Davis Parish | F | 9th |
| Caddo Parish | F | 9th |
| Claiborne Parish | F | 8th |
Most reliable counties nationally
The top 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | South Dakota | A | 100th |
| Clearwater County | Minnesota | A | 99th |
| Limestone County | Alabama | A | 99th |
Least reliable counties nationally
The bottom 3 counties nationally by reliability grade and percentile.
| County | State | Grade | National percentile |
|---|---|---|---|
| Clay County | West Virginia | F | 0th |
| Lincoln County | West Virginia | F | 0th |
| Cameron Parish | Louisiana | F | 0th |
FAQ
How often does power go out in Washington Parish?
Between 2014 and 2025, Washington Parish recorded 1,174 outage events, averaging 2.4 hours each.
What is Washington Parish's reliability grade?
Washington Parish has a Reliability Grade of F, in the 10th national percentile.
What was the worst power outage in Washington Parish?
The worst outage on record started August 29, 2021 (Tropical Storm Ida), lasting 265 hours and affecting up to 19,709 customers.