massoutage

County annual report · FIPS 08085

2023 Montrose County, CO Power Outage Report

In 2023, customers in Montrose County, CO went without power for an average of 1.9 hours, a total of 47K customer-hours (Colorado average 2.1 hours). That ranks 30th worst of 52 Colorado counties and 2329th of 2,977 nationally.

Summary data CSVJSON
Avg hrs / customer
1.9
24,974 customers
Customer-hours out
47K
Peak customers out
6,479
Outages ≥1,000 out
9
0 of 10,000+ · 422 total
Longest outage
4d 7h
began June 16, 2023
Rank in state
30th/52
2329th of 2,977 US

Compared with CO, the US and 2022

Montrose County, CO average hours without power per customer compared with state and national averages, 2023Montrose County 1.9 hours, Colorado average 2.1 hours, US average 7.1 hours, Montrose County, 2022 1.4 hoursMontrose CountyMontrose County1.9hColorado averageColorado average2.1hUS averageUS average7.1hMontrose County, 2022Montrose County, 20221.4h
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Average hours without power per customer in 2023; last bar is this county in 2022.

Month by month

CSVJSON
Montrose County, CO customer-hours without power by month, 2023Jan 1,558, Feb 2,234, Mar 2,258, Apr 842, May 4,631, Jun 6,469, Jul 8,551, Aug 2,643, Sep 2,299, Oct 6,539, Nov 8,371, Dec 90702.5k5k7.5k10k1,558Jan2,234Feb2,258Mar842Apr4,631May6,469Jun8,551Jul2,643Aug2,299Sep6,539Oct8,371Nov907Dec
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Customer-hours; July was the worst month.

Montrose County year over year

CSVJSON
Montrose County, CO: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: no data; 2019: 0.0h, coverage 83%; 2020: 1.4h, coverage 84%; 2021: 1.3h, coverage 83%; 2022: 1.4h, coverage 84%; 2023: 1.9h; 2024: 2.6h; 2025: 2.1h01230%50%100%n/a2015n/a2016n/a2017n/a20180.0h20191.4h20201.3h20211.4h20221.9h20232.6h20242.1h2025
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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 Colorado customers tracked each year.

Biggest outages in Montrose 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 29, 2023 19:30June 30, 2023 00:305h6,4793,246
2July 6, 2023 14:45July 6, 2023 18:003h 15m2,5631,284
3November 29, 2023 14:45November 29, 2023 18:454h2,1275,357
4October 28, 2023 14:45November 1, 2023 14:003d 23h1,1393,487
5July 25, 2023 12:15July 25, 2023 19:457h 30m1,134621
6November 9, 2023 14:15November 10, 2023 00:3010h 15m1,1301,797
7July 30, 2023 22:30July 31, 2023 06:458h 15m1,1241,713
8October 25, 2023 15:15October 25, 2023 19:154h1,1191,789
9July 2, 2023 22:15July 3, 2023 04:306h 15m1,1153,905
10May 31, 2023 17:30June 1, 2023 13:3020h8892,351

Outage episodes by size in 2023: 35 reached 100+ customers, 9 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 Montrose 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
Public Service Co of Colorado20231.9 hrs1.021.7 hrs0.98
Delta Montrose Electric Assn201389 min0.6447 min0.48
WAPA-- Western Area Power Administration-----
San Miguel Power 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 Colorado's customers in 2023; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 24,974 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. Montrose County has data for 2019–2025.

Cite this report

MassOutage (massoutage.com), Montrose County, CO 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/colorado/montrose-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON