massoutage

County annual report · FIPS 46107

2023 Potter County, SD Power Outage Report

In 2023, customers in Potter County, SD went without power for an average of 1.8 hours, a total of 2,086 customer-hours (South Dakota average 2.3 hours). That ranks 36th worst of 61 South Dakota counties and 2354th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
1.8
1,138 customers
Customer-hours out
2,086
Peak customers out
221
Outages ≥1,000 out
0
0 of 10,000+ · 16 total
Longest outage
9h 30m
began August 30, 2023
Rank in state
36th/61
2354th of 2,977 US

Compared with SD, the US and 2022

Potter County, SD average hours without power per customer compared with state and national averages, 2023Potter County 1.8 hours, South Dakota average 2.3 hours, US average 7.1 hours, Potter County, 2022 4.1 hoursPotter CountyPotter County1.8hSouth Dakota averageSouth Dakota average2.3hUS averageUS average7.1hPotter County, 2022Potter County, 20224.1h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Potter County, SD customer-hours without power by month, 2023Jan 0, Feb 46, Mar 342, Apr 74, May 131, Jun 1,316, Jul 45, Aug 76, Sep 14, Oct 0, Nov 0, Dec 4305001k1.5k0Jan46Feb342Mar74Apr131May1,316Jun45Jul76Aug14Sep0Oct0Nov43Dec
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Customer-hours; June was the worst month.

Potter County year over year

CSVJSON
Potter County, SD: average hours without power per customer by year2015: no data; 2016: no data; 2017: 1.0h; 2018: 0.0h, coverage 46%; 2019: 0.8h, coverage 87%; 2020: 2.0h, coverage 79%; 2021: 2.6h, coverage 79%; 2022: 4.1h, coverage 89%; 2023: 1.8h; 2024: 0.5h; 2025: 2.5h02460%50%100%n/a2015n/a20161.0h20170.0h20180.8h20192.0h20202.6h20214.1h20221.8h20230.5h20242.5h2025
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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 South Dakota customers tracked each year.

Biggest outages in Potter County, 2023

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 24, 2023 06:45June 24, 2023 12:305h 45m2211,271
2May 10, 2023 16:30May 10, 2023 18:452h 15m56126
3June 8, 2023 11:30June 8, 2023 11:4515m4110
4February 15, 2023 20:45February 15, 2023 22:001h 15m3846
5March 11, 2023 05:00March 11, 2023 14:009h38342
6April 19, 2023 05:15April 19, 2023 07:001h 45m3864
7July 19, 2023 19:00July 19, 2023 20:451h 45m1933
8December 25, 2023 20:45December 25, 2023 23:002h 15m1737
9July 5, 2023 15:00July 5, 2023 16:151h 15m911
10June 7, 2023 10:30June 7, 2023 14:304h832

Outage episodes by size in 2023: 1 reached 100+ customers, 0 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 Potter 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
WAPA-- Western Area Power Administration-----
Montana-Dakota Utilities Co-----
Cam Wal Electric Coop, 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 South Dakota's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 1,138 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. Potter County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Potter County, SD 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/). https://massoutage.com/reports/2023/south-dakota/potter-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON