massoutage

County annual report · FIPS 16015

2022 Boise County, ID Power Outage Report

In 2022, customers in Boise County, ID went without power for an average of 30.1 hours, a total of 105K customer-hours (Idaho average 3.0 hours). That ranks 3rd worst of 43 Idaho counties and 172nd of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
30.1
3,491 customers
Customer-hours out
105K
Peak customers out
4,970
Outages ≥1,000 out
6
0 of 10,000+ · 111 total
Longest outage
23h 30m
began January 6, 2022
Rank in state
3rd/43
172nd of 2,976 US

Compared with ID, the US and 2021

Boise County, ID average hours without power per customer compared with state and national averages, 2022Boise County 30.1 hours, Idaho average 3.0 hours, US average 8.3 hours, Boise County, 2021 34.5 hoursBoise CountyBoise County30.1hIdaho averageIdaho average3.0hUS averageUS average8.3hBoise County, 2021Boise County, 202134.5h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

CSVJSON
Boise County, ID customer-hours without power by month, 2022Jan 22K, Feb 4,787, Mar 278, Apr 9,213, May 27K, Jun 11K, Jul 1,401, Aug 1,003, Sep 3,685, Oct 780, Nov 20K, Dec 2,750010k20k30k22KJan4,787Feb278Mar9,213Apr27KMay11KJun1,401Jul1,003Aug3,685Sep780Oct20KNov2,750Dec
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Customer-hours; May was the worst month.

Boise County year over year

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Boise County, ID: average hours without power per customer by year2015: 3.4h; 2016: 18.5h; 2017: 33.8h; 2018: 37.1h, coverage 91%; 2019: 24.0h, coverage 92%; 2020: 25.3h, coverage 95%; 2021: 34.5h, coverage 90%; 2022: 30.1h, coverage 91%; 2023: 30.0h; 2024: 109.5h; 2025: 28.9h0501001500%50%100%3.4h201518.5h201633.8h201737.1h201824.0h201925.3h202034.5h202130.1h202230.0h2023109.5h202428.9h2025
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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 Boise County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 13, 2022 10:15May 13, 2022 17:307h 15m4,97021K
2May 18, 2022 15:45May 18, 2022 21:456h3,4625,264
3June 16, 2022 02:30June 16, 2022 06:304h2,5548,571
4January 6, 2022 10:30January 7, 2022 10:0023h 30m2,35714K
5November 4, 2022 23:30November 5, 2022 15:4516h 15m1,3347,682
6April 17, 2022 02:45April 17, 2022 04:452h1,2892,578
7November 1, 2022 20:30November 1, 2022 23:303h8102,344
8November 7, 2022 13:30November 7, 2022 15:151h 45m7821,369
9January 2, 2022 13:45January 2, 2022 17:153h 30m7592,657
10February 25, 2022 15:00February 25, 2022 23:008h6984,657

Outage episodes by size in 2022: 32 reached 100+ customers, 6 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 Boise 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

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 ÷ 3,491 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. Boise County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Boise 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/boise-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON