massoutage

County annual report · FIPS 06021

2025 Glenn County, CA Power Outage Report

In 2025, customers in Glenn County, CA went without power for an average of 9.9 hours, a total of 121K customer-hours (California average 7.6 hours). That ranks 21st worst of 57 California counties and 807th of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
9.9
12,233 customers
Customer-hours out
121K
Peak customers out
4,245
Outages ≥1,000 out
12
0 of 10,000+ · 502 total
Longest outage
6d 10h
began February 6, 2025
Rank in state
21st/57
807th of 3,000 US

Compared with CA, the US and 2024

Glenn County, CA average hours without power per customer compared with state and national averages, 2025Glenn County 9.9 hours, California average 7.6 hours, US average 5.9 hours, Glenn County, 2024 11.2 hoursGlenn CountyGlenn County9.9hCalifornia averageCalifornia average7.6hUS averageUS average5.9hGlenn County, 2024Glenn County, 202411.2h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

CSVJSON
Glenn County, CA customer-hours without power by month, 2025Jan 2,227, Feb 3,631, Mar 12K, Apr 6,983, May 13K, Jun 31K, Jul 7,273, Aug 1,907, Sep 9,038, Oct 19K, Nov 9,509, Dec 5,385010k20k30k40k2,227Jan3,631Feb12KMar6,983Apr13KMay31KJun7,273Jul1,907Aug9,038Sep19KOct9,509Nov5,385Dec
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Customer-hours; June was the worst month.

Glenn County year over year

CSVJSON
Glenn County, CA: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: 4.7h, coverage 91%; 2019: 8.4h, coverage 93%; 2020: 5.5h, coverage 94%; 2021: 14.8h, coverage 95%; 2022: 10.7h, coverage 95%; 2023: 8.9h; 2024: 11.2h; 2025: 9.9h0510150%50%100%n/a2015n/a2016n/a20174.7h20188.4h20195.5h202014.8h202110.7h20228.9h202311.2h20249.9h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of California customers tracked each year.

Biggest outages in Glenn County, 2025

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 25, 2025 04:00September 25, 2025 12:308h 30m4,2456,541
2November 8, 2025 20:45November 9, 2025 01:455h4,1036,604
3April 26, 2025 20:00April 27, 2025 05:459h 45m2,2021,642
4October 3, 2025 08:15October 5, 2025 08:152d2,17512K
5October 13, 2025 18:30October 13, 2025 20:302h1,5713,142
6May 4, 2025 03:30May 4, 2025 08:154h 45m1,3352,171
7March 16, 2025 09:15March 17, 2025 08:4523h 30m1,3343,436
8December 24, 2025 12:00December 24, 2025 22:4510h 45m1,3282,513
9March 12, 2025 16:15March 12, 2025 22:156h1,199966
10December 26, 2025 01:45December 26, 2025 17:1515h 30m1,169626

Outage episodes by size in 2025: 61 reached 100+ customers, 12 reached 1,000+ customers, 0 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Glenn County reported on EIA Form 861 for 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Pacific Gas & Electric Co.20248.5 hrs2.154.6 hrs1.82
WAPA-- Western Area Power Administration-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of California's customers in 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 12,233 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Glenn County has data for 2018–2025.

Cite this report

MassOutage (massoutage.com), Glenn County, CA annual power outage report, 2025, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2025/california/glenn-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON