Power Outages in Sherman County, TX
As of October 19, 2026 05:35 UTC, no outages are reported by Rita Blanca Electric Coop, Inc, Tri-County Electric Coop, Inc (OK) and Southwestern Public Service Co in Sherman County, TX. In 2025, the average customer here lost power for about 9.4 hours.
Sherman County, TX is served by 3 tracked utilities.
Cite this data
- URL
- https://massoutage.com/texas/sherman-county
- As of
- October 19, 2026 05:35 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Sherman County, TX", live data as of October 19, 2026 05:35 UTC. https://massoutage.com/texas/sherman-county
No active outages are reported by Rita Blanca Electric Coop, Inc, Tri-County Electric Coop, Inc (OK) and Southwestern Public Service Co in Sherman County.
39%of this county's ~4,986 customers are served by utilities with a county-level live feed.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Rita Blanca Electric Coop, Inc | Live · county | 0 | 1,719 | 0.0% | - | - | - | |
| Tri-County Electric Coop, Inc (OK) | Live · county | 0 | 226 | 0.0% | - | - | - | |
| Southwestern Public Service Co | Live · county | 0 | - | - | - | 0 | - |
Rita Blanca Electric Coop, Inc, Tri-County Electric Coop, Inc (OK) and Southwestern Public Service Co reportevery town in the county on each poll, so 0 out is a real all-clear. ETRs are the utility's own estimates.
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Sherman Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.
By ZIP code (2)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 79084 | 16 | 0 | 15 | 0 |
| 73960 | ≤11 | 0 | ≤11 | 0 |
Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.
Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Sherman County or any town and utility in it.
No active NWS alerts for Sherman County right now.
Sherman County has been under 19 National Weather Service alerts recently, most recently a Freeze Warning on October 17, 2026.
- Flood Watch ×10
- Dense Fog Advisory ×4
- Special Weather Statement ×3
- Freeze Warning ×1
- Freeze Watch ×1
Latest Sherman County, TX outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 11m
- OUTAGE BEGAN
Outage began: 774 customers out (16% of the county)
Hardest-hit cities in Sherman County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Sherman County went about 9.4 hours without power. Peak simultaneous outage on record reached 774 customers.
The US EIA reports Texas utilities averaged 3.7 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 9.4 hrs.
Worst year here was 2017 (peak 643 customers out) · decade average 11.6 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 66 | 643 | 7.9 |
| 2016 | 50 | 643 | 8.3 |
| 2017 | 68 | 643 | 37.2 |
| 2018 | 97 | 643 | 12.8 |
| 2019 | 137 | 372 | 5.1 |
| 2020 | 109 | 643 | 13.4 |
| 2021 | 92 | 643 | 3.1 |
| 2022 | 96 | 643 | 4.7 |
| 2023 | 113 | 643 | 16.4 |
| 2024 | 138 | 643 | 9.8 |
| 2025 | 124 | 643 | 9.4 |
Cost of power in Sherman County
ENERGY & AI DEMAND →Estimated residential electricity price for Sherman County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.
- Southwestern Public Service Co13.9¢223,685 cust
- Rita Blanca Electric Coop, Inc8.4¢1,166 cust
- Tri-County Electric Coop, Inc (OK)15.6¢220 cust
Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.
Relatively Low wildfire exposure · 11.6 hrs/yr of outages over the last decade.
Power outages in Sherman County: FAQ
- How often does Sherman County, TX lose power?
- Based on EAGLE-I records, Sherman County, TX logged 124 distinct outage events in 2025, averaging about 9.4 hours without power per customer over the year.
- What was the worst power outage in Sherman County, TX?
- The largest tracked outage peaked at 774 customers without power, beginning October 14, 2026 and lasting about 10m.
- Is there a power outage in Sherman County, TX right now?
- No major outage is currently reported for Sherman County, TX. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Sherman County, TX?
- Tracked electric providers include Rita Blanca Electric Coop, Inc, Tri-County Electric Coop, Inc (OK).
Outages are tracked at the county level; these ZIP codes fall within Sherman County.
73960, 79084, 79086
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Southwestern Public Service Co | 6.3 hrs | Live · county | - |
| Tri-County Electric Coop, Inc (OK) | - | Live · county | - |
| Rita Blanca Electric Coop, Inc | - | Live · county | - |
Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Texas customers). Machine-readable data: /api/v1/counties/48421 and /api/v1/counties/48421/history.