massoutage

County annual report · FIPS 50025

2015 Windham County, VT Power Outage Report

In 2015, customers in Windham County, VT went without power for an average of 11.1 hours, a total of 167K customer-hours (Vermont average 2.6 hours). That ranks 2nd worst of 14 Vermont counties and 238th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
11.1
15,121 customers
Customer-hours out
167K
Peak customers out
5,066
Outages ≥1,000 out
23
0 of 10,000+ · 685 total
Longest outage
3d 22h
began May 1, 2015
Rank in state
2nd/14
238th of 2,484 US

Compared with VT, the US

Windham County, VT average hours without power per customer compared with state and national averages, 2015Windham County 11.1 hours, Vermont average 2.6 hours, US average 2.9 hoursWindham CountyWindham County11.1hVermont averageVermont average2.6hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

CSVJSON
Windham County, VT customer-hours without power by month, 2015Jan 28K, Feb 7,180, Mar 7,931, Apr 3,485, May 21K, Jun 12K, Jul 41K, Aug 7,785, Sep 15K, Oct 9,400, Nov 9,179, Dec 6,471020k40k60k28KJan7,180Feb7,931Mar3,485Apr21KMay12KJun41KJul7,785Aug15KSep9,400Oct9,179Nov6,471Dec
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Customer-hours; July was the worst month.

Windham County year over year

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Windham County, VT: average hours without power per customer by year2015: 11.1h; 2016: 14.3h; 2017: 26.2h; 2018: 71.2h, coverage 100%; 2019: 23.1h, coverage 100%; 2020: 22.9h, coverage 100%; 2021: 21.2h, coverage 100%; 2022: 33.6h, coverage 100%; 2023: 85.7h; 2024: 26.0h; 2025: 12.4h02550751000%50%100%11.1h201514.3h201626.2h201771.2h201823.1h201922.9h202021.2h202133.6h202285.7h202326.0h202412.4h2025
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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 Vermont customers tracked each year.

Biggest outages in Windham County, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 8, 2015 07:00January 8, 2015 10:003h5,0663,316
2July 12, 2015 18:30July 13, 2015 05:1510h 45m5,01526K
3May 19, 2015 08:45May 19, 2015 17:459h4,1695,923
4January 19, 2015 17:00January 19, 2015 19:152h 15m4,0203,076
5June 21, 2015 15:15June 21, 2015 18:453h 30m3,4133,415
6January 5, 2015 05:00January 6, 2015 05:151d2,93518K
7September 9, 2015 23:45September 10, 2015 07:458h2,7011,958
8May 12, 2015 14:15May 13, 2015 07:1517h2,5808,497
9November 18, 2015 15:45November 18, 2015 17:001h 15m2,406603
10August 25, 2015 11:45August 25, 2015 18:156h 30m2,3262,025

Outage episodes by size in 2015: 105 reached 100+ customers, 23 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 Windham 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
Green Mountain Power Corp-----
Village of Jacksonville - (VT)-----

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 Vermont's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 15,121 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. Windham County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Windham County, VT 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/). https://massoutage.com/reports/2015/vermont/windham-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON