massoutage

County annual report · FIPS 16003

2023 Adams County, ID Power Outage Report

In 2023, customers in Adams County, ID went without power for an average of 4.5 hours, a total of 9,439 customer-hours (Idaho average 2.4 hours). That ranks 19th worst of 43 Idaho counties and 1573rd of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
4.5
2,117 customers
Customer-hours out
9,439
Peak customers out
1,532
Outages ≥1,000 out
1
0 of 10,000+ · 25 total
Longest outage
8h 45m
began October 13, 2023
Rank in state
19th/43
1573rd of 2,977 US

Compared with ID, the US and 2022

Adams County, ID average hours without power per customer compared with state and national averages, 2023Adams County 4.5 hours, Idaho average 2.4 hours, US average 7.1 hours, Adams County, 2022 1.2 hoursAdams CountyAdams County4.5hIdaho averageIdaho average2.4hUS averageUS average7.1hAdams County, 2022Adams County, 20221.2h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Adams County, ID customer-hours without power by month, 2023Jan 0, Feb 27, Mar 54, Apr 0, May 335, Jun 61, Jul 6,213, Aug 837, Sep 106, Oct 1,215, Nov 117, Dec 47502k4k6k8k0Jan27Feb54Mar0Apr335May61Jun6,213Jul837Aug106Sep1,215Oct117Nov475Dec
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Customer-hours; July was the worst month.

Adams County year over year

CSVJSON
Adams County, ID: average hours without power per customer by year2015: 3.9h; 2016: 14.5h; 2017: 17.7h; 2018: 14.1h, coverage 91%; 2019: 16.1h, coverage 92%; 2020: 9.5h, coverage 95%; 2021: 12.3h, coverage 90%; 2022: 1.2h, coverage 91%; 2023: 4.5h; 2024: 13.0h; 2025: 3.6h051015200%50%100%3.9h201514.5h201617.7h201714.1h201816.1h20199.5h202012.3h20211.2h20224.5h202313.0h20243.6h2025
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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 Idaho customers tracked each year.

Biggest outages in Adams County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 8, 2023 14:00July 8, 2023 17:453h 45m1,5325,745
2October 19, 2023 16:45October 19, 2023 17:3045m273205
3August 24, 2023 16:45August 24, 2023 20:003h 15m129135
4October 19, 2023 21:45October 19, 2023 22:0015m12932
5December 15, 2023 13:15December 15, 2023 16:453h 30m109382
6October 13, 2023 13:45October 13, 2023 22:308h 45m104900
7May 9, 2023 14:15May 9, 2023 17:303h 15m103335
8December 11, 2023 22:15December 12, 2023 00:001h 45m8794
9July 14, 2023 10:45July 14, 2023 14:303h 45m84257
10August 9, 2023 22:00August 10, 2023 00:152h 15m84181

Outage episodes by size in 2023: 7 reached 100+ customers, 1 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 Adams County reported on EIA Form 861 for 2023, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Idaho Power Co20232.5 hrs1.212.4 hrs1.16

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 Idaho's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 2,117 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, ID annual power outage report, 2023, 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/2023/idaho/adams-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON