massoutage

County annual report · FIPS 08014

2015 Broomfield County, CO Power Outage Report

In 2015, customers in Broomfield County, CO went without power for an average of 0.8 hours, a total of 27K customer-hours (Colorado average 1.2 hours). That ranks 23rd worst of 33 Colorado counties and 1906th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
0.8
36,182 customers
Customer-hours out
27K
Peak customers out
4,779
Outages ≥1,000 out
3
0 of 10,000+ · 191 total
Longest outage
1d 3h
began December 8, 2015
Rank in state
23rd/33
1906th of 2,484 US

Compared with CO, the US

Broomfield County, CO average hours without power per customer compared with state and national averages, 2015Broomfield County 0.8 hours, Colorado average 1.2 hours, US average 2.9 hoursBroomfield CountyBroomfield County0.8hColorado averageColorado average1.2hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Broomfield County, CO customer-hours without power by month, 2015Jan 0, Feb 0, Mar 0, Apr 0, May 1,533, Jun 11K, Jul 966, Aug 2,863, Sep 1,497, Oct 831, Nov 1,943, Dec 6,18305k10k15k0Jan0Feb0Mar0Apr1,533May11KJun966Jul2,863Aug1,497Sep831Oct1,943Nov6,183Dec
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Customer-hours; June was the worst month.

Broomfield County year over year

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Broomfield County, CO: average hours without power per customer by year2015: 0.8h; 2016: 0.5h; 2017: 2.2h; 2018: 1.9h, coverage 88%; 2019: 2.5h, coverage 83%; 2020: 0.9h, coverage 84%; 2021: 1.4h, coverage 83%; 2022: 1.9h, coverage 84%; 2023: 1.5h; 2024: 2.4h; 2025: 1.9h01230%50%100%0.8h20150.5h20162.2h20171.9h20182.5h20190.9h20201.4h20211.9h20221.5h20232.4h20241.9h2025
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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 Broomfield County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1December 14, 2015 18:45December 14, 2015 22:003h 15m4,7795,977
2June 24, 2015 08:00June 24, 2015 17:159h 15m2,64511K
3November 11, 2015 12:15November 11, 2015 23:3011h 15m1,1451,693
4July 26, 2015 21:45July 27, 2015 11:4514h564448
5August 2, 2015 10:00August 3, 2015 00:1514h 15m5102,411
6May 15, 2015 00:30May 15, 2015 08:157h 45m378485
7June 1, 2015 20:15June 1, 2015 21:301h 15m374281
8May 8, 2015 16:30May 8, 2015 19:002h 30m373933
9September 10, 2015 04:00September 10, 2015 07:153h 15m323546
10July 30, 2015 13:15July 30, 2015 14:451h 30m292438

Outage episodes by size in 2015: 14 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 Broomfield County reported on EIA Form 861 for 2015, 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 Colorado20151.6 hrs0.9888 min0.95
WAPA-- Western Area Power Administration-----
United Power, 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 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 36,182 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. Broomfield County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Broomfield County, CO annual power outage report, 2015, 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/2015/colorado/broomfield-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON