massoutage

County annual report · FIPS 29065

2025 Dent County, MO Power Outage Report

In 2025, customers in Dent County, MO went without power for an average of 17.1 hours, a total of 82K customer-hours (Missouri average 8.9 hours). That ranks 22nd worst of 115 Missouri counties and 432nd of 3,000 nationally.

Summary data CSVJSON
Avg hrs / customer
17.1
4,781 customers
Customer-hours out
82K
Peak customers out
1,661
Outages ≥1,000 out
3
0 of 10,000+ · 316 total
Longest outage
6d 13h
began January 5, 2025
Rank in state
22nd/115
432nd of 3,000 US

Compared with MO, the US and 2024

Dent County, MO average hours without power per customer compared with state and national averages, 2025Dent County 17.1 hours, Missouri average 8.9 hours, US average 5.9 hours, Dent County, 2024 5.4 hoursDent CountyDent County17.1hMissouri averageMissouri average8.9hUS averageUS average5.9hDent County, 2024Dent County, 20245.4h
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Average hours without power per customer in 2025; last bar is this county in 2024.

Month by month

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Dent County, MO customer-hours without power by month, 2025Jan 28K, Feb 6,329, Mar 7,641, Apr 3,763, May 20K, Jun 2,784, Jul 3,091, Aug 3,375, Sep 3,679, Oct 422, Nov 1,859, Dec 1,172010k20k30k28KJan6,329Feb7,641Mar3,763Apr20KMay2,784Jun3,091Jul3,375Aug3,679Sep422Oct1,859Nov1,172Dec
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Customer-hours; January was the worst month.

Dent County year over year

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Dent County, MO: average hours without power per customer by year2015: 0.0h; 2016: no data; 2017: 25.3h; 2018: 2.0h, coverage 80%; 2019: 8.5h, coverage 95%; 2020: 2.8h, coverage 95%; 2021: 2.4h, coverage 95%; 2022: 6.3h, coverage 95%; 2023: 18.0h; 2024: 5.4h; 2025: 17.1h01020300%50%100%0.0h2015n/a201625.3h20172.0h20188.5h20192.8h20202.4h20216.3h202218.0h20235.4h202417.1h2025
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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 Missouri customers tracked each year.

Biggest outages in Dent County, 2025

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 23, 2025 22:15September 23, 2025 23:451h 30m1,6612,076
2February 7, 2025 07:30February 7, 2025 15:308h1,6535,656
3May 20, 2025 03:15May 22, 2025 20:152d 17h1,03919K
4January 5, 2025 10:15January 12, 2025 00:006d 13h77028K
5March 14, 2025 20:45March 15, 2025 18:3021h 45m7234,538
6July 19, 2025 23:45July 20, 2025 01:452h687689
7August 19, 2025 21:30August 20, 2025 02:455h 15m597917
8March 19, 2025 18:15March 20, 2025 18:301d4992,232
9July 30, 2025 20:45July 30, 2025 22:151h 30m479360
10August 27, 2025 20:00August 28, 2025 00:004h4421,768

Outage episodes by size in 2025: 36 reached 100+ customers, 3 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 Dent County reported on EIA Form 861 for 2025, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Black River Electric Coop - (MO)202419.4 hrs-7.5 hrs-
Intercounty Electric Coop Assn - (MO)20244.5 hrs1.723.0 hrs1.45
Crawford Electric Coop, Inc20245.9 hrs2.134.5 hrs1.94
City of Salem - (MO)-----

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 Missouri's customers in 2025; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 4,781 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. Dent County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Dent County, MO annual power outage report, 2025, 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/2025/missouri/dent-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON