massoutage

County annual report · FIPS 56009

2023 Converse County, WY Power Outage Report

In 2023, customers in Converse County, WY went without power for an average of 5.0 hours, a total of 38K customer-hours (Wyoming average 2.0 hours). That ranks 2nd worst of 20 Wyoming counties and 1476th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
5.0
7,624 customers
Customer-hours out
38K
Peak customers out
1,955
Outages ≥1,000 out
4
0 of 10,000+ · 1,227 total
Longest outage
1d 4h
began July 4, 2023
Rank in state
2nd/20
1476th of 2,977 US

Compared with WY, the US and 2022

Converse County, WY average hours without power per customer compared with state and national averages, 2023Converse County 5.0 hours, Wyoming average 2.0 hours, US average 7.1 hours, Converse County, 2022 11.2 hoursConverse CountyConverse County5.0hWyoming averageWyoming average2.0hUS averageUS average7.1hConverse County, 2022Converse County, 202211.2h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Converse County, WY customer-hours without power by month, 2023Jan 573, Feb 1,519, Mar 1,751, Apr 1,982, May 1,386, Jun 6,674, Jul 5,316, Aug 3,965, Sep 792, Oct 563, Nov 2,605, Dec 11K05k10k15k573Jan1,519Feb1,751Mar1,982Apr1,386May6,674Jun5,316Jul3,965Aug792Sep563Oct2,605Nov11KDec
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Customer-hours; December was the worst month.

Converse County year over year

CSVJSON
Converse County, WY: average hours without power per customer by year2015: no data; 2016: no data; 2017: 2.5h; 2018: 8.0h, coverage 62%; 2019: 6.2h, coverage 68%; 2020: 8.0h, coverage 71%; 2021: 6.3h, coverage 71%; 2022: 11.2h, coverage 71%; 2023: 5.0h; 2024: 4.2h; 2025: 12.6h0510150%50%100%n/a2015n/a20162.5h20178.0h20186.2h20198.0h20206.3h202111.2h20225.0h20234.2h202412.6h2025
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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 Wyoming customers tracked each year.

Biggest outages in Converse County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 31, 2023 08:15December 31, 2023 12:304h 15m1,9558,305
2August 14, 2023 16:30August 14, 2023 16:4515m1,629407
3June 8, 2023 00:00June 8, 2023 09:459h 45m1,6263,260
4March 23, 2023 11:00March 23, 2023 14:453h 45m1,625410
5August 1, 2023 18:45August 1, 2023 20:151h 30m844212
6June 2, 2023 19:15June 2, 2023 23:454h 30m477731
7December 26, 2023 03:15December 26, 2023 10:457h 30m4092,503
8August 24, 2023 14:45August 25, 2023 04:0013h 15m3171,627
9July 4, 2023 01:00July 5, 2023 05:001d 4h2662,994
10February 7, 2023 21:00February 8, 2023 03:156h 15m239851

Outage episodes by size in 2023: 26 reached 100+ customers, 4 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 Converse 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
PacifiCorp20238.2 hrs1.421.9 hrs0.99
WAPA-- Western Area Power Administration-----
Niobrara Electric Assn, Inc-----

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 Wyoming's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 7,624 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. Converse County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Converse County, WY 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/wyoming/converse-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON