massoutage

County annual report · FIPS 08079

2021 Mineral County, CO Power Outage Report

In 2021, customers in Mineral County, CO went without power for an average of 1.9 hours, a total of 1,516 customer-hours (Colorado average 2.8 hours). That ranks 32nd worst of 52 Colorado counties and 2249th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
1.9
793 customers
Customer-hours out
1,516
Peak customers out
39
Outages ≥1,000 out
0
0 of 10,000+ · 26 total
Longest outage
1d 9h
began December 10, 2021
Rank in state
32nd/52
2249th of 2,974 US

Compared with CO, the US and 2020

Mineral County, CO average hours without power per customer compared with state and national averages, 2021Mineral County 1.9 hours, Colorado average 2.8 hours, US average 8.9 hours, Mineral County, 2020 0.3 hoursMineral CountyMineral County1.9hColorado averageColorado average2.8hUS averageUS average8.9hMineral County, 2020Mineral County, 20200.3h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Mineral County, CO customer-hours without power by month, 2021Jan 1, Feb 0, Mar 0, Apr 10, May 87, Jun 0, Jul 0, Aug 0, Sep 192, Oct 329, Nov 144, Dec 75402004006008001Jan0Feb0Mar10Apr87May0Jun0Jul0Aug192Sep329Oct144Nov754Dec
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Customer-hours; December was the worst month.

Mineral County year over year

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Mineral County, CO: average hours without power per customer by year2015: no data; 2016: no data; 2017: 0.0h; 2018: 0.1h, coverage 88%; 2019: 0.2h, coverage 83%; 2020: 0.3h, coverage 84%; 2021: 1.9h, coverage 83%; 2022: 6.0h, coverage 84%; 2023: 1.7h; 2024: 1.5h; 2025: 1.3h02460%50%100%n/a2015n/a20160.0h20170.1h20180.2h20190.3h20201.9h20216.0h20221.7h20231.5h20241.3h2025
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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 Colorado customers tracked each year.

Biggest outages in Mineral County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1May 4, 2021 00:30May 4, 2021 01:451h 15m3949
2December 10, 2021 12:45December 11, 2021 22:301d 9h37340
3December 15, 2021 12:15December 16, 2021 04:3016h 15m37160
4December 24, 2021 17:30December 25, 2021 08:4515h 15m37147
5May 10, 2021 23:00May 11, 2021 00:001h3636
6September 22, 2021 17:15September 22, 2021 19:001h 45m3663
7September 23, 2021 16:00September 23, 2021 19:153h 15m36117
8October 27, 2021 22:00October 28, 2021 00:152h 15m3681
9November 4, 2021 14:45November 4, 2021 18:303h 45m36135
10December 24, 2021 01:00December 24, 2021 03:152h 15m3681

Outage episodes by size in 2021: 0 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 Mineral County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Public Service Co of Colorado20213.0 hrs1.202.2 hrs1.00
San Luis Valley R E C, Inc202110.8 hrs0.121.9 hrs0.09
La Plata Electric Assn, Inc20214.0 hrs1.3865 min0.73

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 83% of Colorado's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 793 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. Mineral County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Mineral County, CO annual power outage report, 2021, 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/2021/colorado/mineral-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON