massoutage

County annual report · FIPS 50005

2021 Caledonia County, VT Power Outage Report

In 2021, customers in Caledonia County, VT went without power for an average of 2.4 hours, a total of 42K customer-hours (Vermont average 4.3 hours). That ranks 11th worst of 14 Vermont counties and 2074th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
2.4
17,476 customers
Customer-hours out
42K
Peak customers out
1,454
Outages ≥1,000 out
4
0 of 10,000+ · 271 total
Longest outage
23h 45m
began May 26, 2021
Rank in state
11th/14
2074th of 2,974 US

Compared with VT, the US and 2020

Caledonia County, VT average hours without power per customer compared with state and national averages, 2021Caledonia County 2.4 hours, Vermont average 4.3 hours, US average 8.9 hours, Caledonia County, 2020 5.0 hoursCaledonia CountyCaledonia County2.4hVermont averageVermont average4.3hUS averageUS average8.9hCaledonia County, 2020Caledonia County, 20…5.0h
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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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Caledonia County, VT customer-hours without power by month, 2021Jan 134, Feb 599, Mar 2,718, Apr 771, May 4,119, Jun 12K, Jul 1,593, Aug 443, Sep 4,497, Oct 6,320, Nov 1,962, Dec 6,92105k10k15k134Jan599Feb2,718Mar771Apr4,119May12KJun1,593Jul443Aug4,497Sep6,320Oct1,962Nov6,921Dec
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Customer-hours; June was the worst month.

Caledonia County year over year

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Caledonia County, VT: average hours without power per customer by year2015: 1.2h; 2016: 1.6h; 2017: 3.8h; 2018: 7.6h, coverage 100%; 2019: 8.1h, coverage 100%; 2020: 5.0h, coverage 100%; 2021: 2.4h, coverage 100%; 2022: 9.3h, coverage 100%; 2023: 11.0h; 2024: 11.6h; 2025: 3.7h0510150%50%100%1.2h20151.6h20163.8h20177.6h20188.1h20195.0h20202.4h20219.3h202211.0h202311.6h20243.7h2025
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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 Caledonia County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 21, 2021 22:00June 22, 2021 20:3022h 30m1,45411K
2December 3, 2021 08:15December 3, 2021 12:454h 30m1,4052,792
3October 31, 2021 13:15October 31, 2021 14:451h 30m1,1591,160
4May 26, 2021 20:45May 27, 2021 20:3023h 45m1,0123,752
5September 15, 2021 17:30September 15, 2021 23:005h 30m9471,553
6October 1, 2021 18:15October 1, 2021 23:155h9303,875
7October 22, 2021 18:15October 22, 2021 19:301h 15m851859
8June 6, 2021 16:30June 6, 2021 17:451h 15m782588
9March 29, 2021 11:15March 29, 2021 22:0010h 45m5161,128
10December 12, 2021 03:30December 12, 2021 17:0013h 30m3601,340

Outage episodes by size in 2021: 35 reached 100+ customers, 4 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 Caledonia County reported on EIA Form 861 for 2021, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Vermont Electric Cooperative, Inc20213.6 hrs1.913.6 hrs1.91
Green Mountain Power Corp-----
Town of Hardwick-----
Washington Electric Coop - (VT)-----
Village of Lyndonville - (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 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 17,476 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. Caledonia County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Caledonia County, VT 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/vermont/caledonia-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON