Power Outages in Navajo County, AZ
Arizona Public Service Co and Navopache Electric Coop, Inc publish only a system-wide total, not county figures. There is no live feed for Navajo Tribal Utility Authority and WAPA-- Western Area Power Administration. In 2025, the average customer here lost power for about 2.3 hours.
Navajo County, AZ is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/arizona/navajo-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Navajo County, AZ". https://massoutage.com/arizona/navajo-county
Arizona Public Service Co and Navopache Electric Coop, Inc publish no county-level figures.
No live feed for Navajo Tribal Utility Authority and WAPA-- Western Area Power Administration: outages in theirservice area won't show here.
0.0%of this county's ~86,485 customers are served by utilities with a county-level live feed.
We can't see outages for: Navajo Tribal Utility Authority, WAPA-- Western Area Power Administration. Their customers are not in any number on this page; check their own outage maps.
System-wide total only, no county split: Arizona Public Service Co, Navopache Electric Coop, Inc.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Arizona Public Service Co | Live · total only | not by county | - | - | - | - | - | - |
| Navopache Electric Coop, Inc | Live · total only | not by county | - | - | - | - | - | - |
| Navajo Tribal Utility Authority | No live feed | can't see | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Navajo 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 (23)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 85901 | 870 | ≤11 | 790 | ≤11 |
| 85929 | 350 | ≤11 | 322 | ≤11 |
| 85937 | 268 | ≤11 | 241 | ≤11 |
| 86047 | 253 | ≤11 | 235 | ≤11 |
| 85935 | 185 | ≤11 | 171 | 0 |
| 85933 | 154 | ≤11 | 142 | 0 |
| 86025 | 135 | 0 | 132 | ≤11 |
| 85939 | 120 | ≤11 | 100 | ≤11 |
| 86033 | 73 | 0 | 64 | ≤11 |
| 86510 | 46 | ≤11 | 38 | ≤11 |
| 85941 | 40 | ≤11 | 31 | 0 |
| 85928 | 38 | 0 | 34 | 0 |
| 86032 | 32 | 0 | 30 | 0 |
| 86043 | 26 | 0 | 20 | ≤11 |
| 85934 | 25 | ≤11 | 23 | 0 |
| 86054 | 20 | 0 | 15 | ≤11 |
| 85923 | 19 | 0 | 17 | 0 |
| 86034 | 16 | 0 | 14 | ≤11 |
| 86030 | 15 | 0 | ≤11 | ≤11 |
| 86042 | 14 | 0 | ≤11 | ≤11 |
| 85911 | 12 | 0 | ≤11 | 0 |
| 85942 | ≤11 | 0 | ≤11 | 0 |
| 85926 | ≤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 Navajo County or any town and utility in it.
No active NWS alerts for Navajo County right now.
Navajo County has been under 61 National Weather Service alerts recently, most recently a Wind Advisory on October 17, 2026.
- Flood Warning ×30
- Flood Watch ×13
- Flash Flood Warning ×7
- Flood Advisory ×5
- Wind Advisory ×5
- Severe Thunderstorm Warning ×1
Latest Navajo County, AZ outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 3h 30m
- RESTORATION ETA
Restoration now estimated September 23, 2026
- RESTORATION ETA
Restoration now estimated September 23, 2026
- OUTAGE BEGAN
Outage began: 1,103 customers out (1.3% of the county)
- RESOLVED
Power restored after 2h 10m
- OUTAGE BEGAN
Outage began: 2,690 customers out (3.2% of the county)
Hardest-hit cities in Navajo County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Navajo County went about 2.3 hours without power. Peak simultaneous outage on record reached 27,673 customers.
The US EIA reports Arizona utilities averaged 1.2 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 2.3 hrs.
Worst year here was 2019 (peak 27,673 customers out) · decade average 2.5 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2015 | 488 | 5,694 | 0.7 |
| 2016 | 112 | 3,683 | 0.3 |
| 2017 | 187 | 2,625 | 0.6 |
| 2018 | 602 | 12,657 | 4.5 |
| 2019 | 264 | 27,673 | 5.5 |
| 2020 | 674 | 13,126 | 2.2 |
| 2021 | 609 | 12,340 | 2.9 |
| 2022 | 566 | 10,781 | 3.2 |
| 2023 | 379 | 10,085 | 3.4 |
| 2024 | 561 | 7,858 | 2.1 |
| 2025 | 476 | 13,067 | 2.3 |
Cost of power in Navajo County
ENERGY & AI DEMAND →Estimated residential electricity price for Navajo 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.
- Arizona Public Service Co17.0¢1,287,097 cust
- Navopache Electric Coop, Inc13.5¢40,795 cust
- Navajo Tribal Utility Authority16.5¢26,978 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.
Very High winter weather exposure · 2.5 hrs/yr of outages over the last decade.
FEMA rates this county’s social vulnerability very high: outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Navajo County: FAQ
- How often does Navajo County, AZ lose power?
- Based on EAGLE-I records, Navajo County, AZ logged 476 distinct outage events in 2025, averaging about 2.3 hours without power per customer over the year.
- What was the worst power outage in Navajo County, AZ?
- The largest tracked outage peaked at 27,673 customers without power, beginning October 12, 2019 and lasting about 4h 15m.
- Is there a power outage in Navajo County, AZ right now?
- No major outage is currently reported for Navajo County, AZ. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Navajo County, AZ?
- Tracked electric providers include Arizona Public Service Co.
Outages are tracked at the county level; these ZIP codes fall within Navajo County.
85901, 85902, 85911, 85912, 85923, 85926, 85928, 85929, 85933, 85934, 85935, 85937, 85939, 85942, 86025, 86029, 86031, 86032, 86033, 86034, 86039, 86042, 86043, 86047, 86054, 86510
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Arizona Public Service Co | 1.2 hrs | Live · total only | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| Navajo Tribal Utility Authority | - | No live feed | - |
| Navopache Electric Coop, Inc | - | Live · total only | - |
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 Arizona customers). Machine-readable data: /api/v1/counties/04017 and /api/v1/counties/04017/history.