massoutage

County annual report · FIPS 16039

2022 Elmore County, ID Power Outage Report

In 2022, customers in Elmore County, ID went without power for an average of 4.6 hours, a total of 61K customer-hours (Idaho average 3.0 hours). That ranks 20th worst of 43 Idaho counties and 1508th of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
4.6
13,404 customers
Customer-hours out
61K
Peak customers out
4,266
Outages ≥1,000 out
8
0 of 10,000+ · 165 total
Longest outage
19h 45m
began March 24, 2022
Rank in state
20th/43
1508th of 2,976 US

Compared with ID, the US and 2021

Elmore County, ID average hours without power per customer compared with state and national averages, 2022Elmore County 4.6 hours, Idaho average 3.0 hours, US average 8.3 hours, Elmore County, 2021 3.3 hoursElmore CountyElmore County4.6hIdaho averageIdaho average3.0hUS averageUS average8.3hElmore County, 2021Elmore County, 20213.3h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

CSVJSON
Elmore County, ID customer-hours without power by month, 2022Jan 3,318, Feb 928, Mar 12K, Apr 5,062, May 5,629, Jun 7,330, Jul 2,974, Aug 4,701, Sep 5,751, Oct 3,145, Nov 2,194, Dec 8,00505k10k15k3,318Jan928Feb12KMar5,062Apr5,629May7,330Jun2,974Jul4,701Aug5,751Sep3,145Oct2,194Nov8,005Dec
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Customer-hours; March was the worst month.

Elmore County year over year

CSVJSON
Elmore County, ID: average hours without power per customer by year2015: 1.6h; 2016: 0.9h; 2017: 7.8h; 2018: 2.6h, coverage 91%; 2019: 3.3h, coverage 92%; 2020: 2.5h, coverage 95%; 2021: 3.3h, coverage 90%; 2022: 4.6h, coverage 91%; 2023: 3.5h; 2024: 2.7h; 2025: 3.9h024680%50%100%1.6h20150.9h20167.8h20172.6h20183.3h20192.5h20203.3h20214.6h20223.5h20232.7h20243.9h2025
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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 Idaho customers tracked each year.

Biggest outages in Elmore County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 12, 2022 07:45December 12, 2022 15:007h 15m4,2663,322
2March 24, 2022 06:00March 25, 2022 01:4519h 45m4,1084,411
3September 12, 2022 20:00September 13, 2022 00:454h 45m3,2434,101
4May 4, 2022 19:30May 4, 2022 20:301h2,3562,156
5May 19, 2022 19:45May 19, 2022 21:001h 15m2,3082,310
6June 12, 2022 20:30June 13, 2022 02:155h 45m1,2783,671
7March 9, 2022 11:00March 9, 2022 20:159h 15m1,2515,330
8May 5, 2022 00:15May 5, 2022 00:3015m1,013253
9March 15, 2022 23:45March 16, 2022 00:0015m963241
10June 30, 2022 12:00June 30, 2022 14:002h8961,790

Outage episodes by size in 2022: 64 reached 100+ customers, 8 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 Elmore County reported on EIA Form 861 for 2022, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Idaho Power Co20222.3 hrs0.982.3 hrs0.97
Bonneville 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 91% of Idaho's customers in 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 13,404 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. Elmore County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Elmore County, ID annual power outage report, 2022, 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/2022/idaho/elmore-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON