massoutage

County annual report · FIPS 50025

2018 Windham County, VT Power Outage Report

In 2018, customers in Windham County, VT went without power for an average of 71.2 hours, a total of 1.1M customer-hours (Vermont average 11.4 hours). That ranks 1st worst of 14 Vermont counties and 92nd of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
71.2
15,121 customers
Customer-hours out
1.1M
Peak customers out
14,231
Outages ≥1,000 out
28
2 of 10,000+ · 806 total
Longest outage
5d 21h
began November 27, 2018
Rank in state
1st/14
92nd of 2,798 US

Compared with VT, the US and 2017

Windham County, VT average hours without power per customer compared with state and national averages, 2018Windham County 71.2 hours, Vermont average 11.4 hours, US average 5.6 hours, Windham County, 2017 26.2 hoursWindham CountyWindham County71.2hVermont averageVermont average11.4hUS averageUS average5.6hWindham County, 2017Windham County, 201726.2h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

CSVJSON
Windham County, VT customer-hours without power by month, 2018Jan 11K, Feb 3,360, Mar 21K, Apr 227K, May 49K, Jun 87K, Jul 24K, Aug 9,197, Sep 10K, Oct 33K, Nov 578K, Dec 25K0200k400k600k11KJan3,360Feb21KMar227KApr49KMay87KJun24KJul9,197Aug10KSep33KOct578KNov25KDec
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Customer-hours; November was the worst month.

Windham County year over year

CSVJSON
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, 2018

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1November 27, 2018 00:30December 2, 2018 22:155d 21h14,231563K
2June 18, 2018 18:15June 20, 2018 03:001d 8h10,53975K
3April 4, 2018 20:15April 8, 2018 01:153d 5h9,032216K
4May 4, 2018 22:30May 7, 2018 01:452d 3h5,55146K
5October 31, 2018 20:00October 31, 2018 20:3030m4,1011,026
6March 23, 2018 18:45March 23, 2018 19:0015m3,584896
7October 16, 2018 01:15October 17, 2018 05:001d 3h3,33621K
8November 3, 2018 16:30November 4, 2018 15:3023h2,38022K
9March 2, 2018 09:45March 3, 2018 06:4521h2,30613K
10June 14, 2018 08:45June 15, 2018 00:1515h 30m2,1673,430

Outage episodes by size in 2018: 115 reached 100+ customers, 28 reached 1,000+ customers, 2 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 2018, 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 100% of Vermont's customers in 2018; 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, 2018, 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/2018/vermont/windham-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON