massoutage

County annual report · FIPS 08001

2024 Adams County, CO Power Outage Report

In 2024, customers in Adams County, CO went without power for an average of 2.6 hours, a total of 632K customer-hours (Colorado average 4.7 hours). That ranks 32nd worst of 52 Colorado counties and 2221st of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
2.6
243,036 customers
Customer-hours out
632K
Peak customers out
21,535
Outages ≥1,000 out
56
1 of 10,000+ · 996 total
Longest outage
5d 6h
began July 8, 2024
Rank in state
32nd/52
2221st of 2,990 US

Compared with CO, the US and 2023

Adams County, CO average hours without power per customer compared with state and national averages, 2024Adams County 2.6 hours, Colorado average 4.7 hours, US average 12.6 hours, Adams County, 2023 1.9 hoursAdams CountyAdams County2.6hColorado averageColorado average4.7hUS averageUS average12.6hAdams County, 2023Adams County, 20231.9h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Adams County, CO customer-hours without power by month, 2024Jan 13K, Feb 38K, Mar 22K, Apr 169K, May 22K, Jun 46K, Jul 32K, Aug 78K, Sep 53K, Oct 49K, Nov 83K, Dec 29K050k100k150k200k13KJan38KFeb22KMar169KApr22KMay46KJun32KJul78KAug53KSep49KOct83KNov29KDec
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Customer-hours; April was the worst month.

Adams County year over year

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Adams County, CO: average hours without power per customer by year2015: 1.1h; 2016: 2.4h; 2017: 0.9h; 2018: 2.1h, coverage 88%; 2019: 5.9h, coverage 83%; 2020: 2.0h, coverage 84%; 2021: 1.6h, coverage 83%; 2022: 1.7h, coverage 84%; 2023: 1.9h; 2024: 2.6h; 2025: 2.3h02460%50%100%1.1h20152.4h20160.9h20172.1h20185.9h20192.0h20201.6h20211.7h20221.9h20232.6h20242.3h2025
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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 Colorado customers tracked each year.

Biggest outages in Adams County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 20, 2024 06:15April 21, 2024 09:301d 3h21,5359,512
2February 16, 2024 17:00February 17, 2024 05:4512h 45m9,99111K
3December 17, 2024 15:45December 17, 2024 23:157h 30m7,1018,033
4September 10, 2024 20:30September 11, 2024 03:006h 30m6,97623K
5August 2, 2024 12:15August 4, 2024 08:001d 19h5,85311K
6April 6, 2024 14:30April 10, 2024 01:303d 11h5,478139K
7October 17, 2024 01:30October 17, 2024 02:451h 15m5,1901,302
8February 3, 2024 14:30February 4, 2024 09:1518h 45m4,78012K
9December 15, 2024 14:45December 16, 2024 00:159h 30m4,5648,887
10November 8, 2024 18:00November 11, 2024 04:002d 10h4,53072K

Outage episodes by size in 2024: 193 reached 100+ customers, 56 reached 1,000+ customers, 1 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 Adams County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Public Service Co of Colorado20245.9 hrs1.682.6 hrs1.36
CORE Electric Cooperative20243.5 hrs0.9374 min0.75
United Power, Inc202477 min1.2077 min1.20
Morgan County Rural Elec Assn-----

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 Colorado's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 243,036 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. Adams County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Adams County, CO annual power outage report, 2024, 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/2024/colorado/adams-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON