Lampasas CountyPower Outage History
What this grade means
Top 20% most reliable nationally — infrequent, short outages. This county ranks in the most reliable fifth of all US counties in our dataset, based on 12 years of real DOE outage records: outages happen less often here, and when they do occur they tend to be resolved quickly compared to the rest of the country. Baseline outage risk is low, though a severe local storm can still occasionally cause a longer-than-usual outage regardless of the long-term track record.
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Feb 15, 2021 | 79 hrs | 3,191 (25%) | Winter Storm Uri |
| Jun 26, 2017 | <1 hr | 2,366 (19%) | Unnamed event |
| May 27, 2021 | 1 hrs | 2,088 (17%) | Unnamed event |
| Apr 26, 2021 | 1 hrs | 2,084 (17%) | Drought |
| May 3, 2021 | 1 hrs | 2,084 (17%) | Drought |
Was There an Outage on a Specific Date?
Pick a date to see whether a power outage was recorded for Lampasas County, Texas that day.
Over the 12 years from 2014 to 2025, Lampasas County recorded 148 distinct power outage events, averaging 3.1 hours per event.
The single worst outage on record in Lampasas County started February 15, 2021 (Winter Storm Uri), lasting 79 hours and leaving up to 3,191 customers without power (25% of the county) at its peak.
May has historically been the worst month for outages in Lampasas County, with 34 events recorded during that month across the dataset.
Based on this history, Lampasas County earns a Reliability Grade of A, placing it in the 86th percentile nationally for grid reliability (higher percentile = more reliable).
Similar counties in Texas
Counties with the closest reliability grade and national percentile to Lampasas County.
| County | Grade | National percentile |
|---|---|---|
| Mills County | A | 86th |
| Motley County | A | 86th |
| Wilson County | A | 85th |
| Bailey County | A | 85th |
| King County | A | 87th |
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 Lampasas County?
Between 2014 and 2025, Lampasas County recorded 148 outage events, averaging 3.1 hours each.
What is Lampasas County's reliability grade?
Lampasas County has a Reliability Grade of A, in the 86th national percentile.
What was the worst power outage in Lampasas County?
The worst outage on record started February 15, 2021 (Winter Storm Uri), lasting 79 hours and affecting up to 3,191 customers.