massoutage

County annual report · FIPS 19073

2020 Greene County, IA Power Outage Report

In 2020, customers in Greene County, IA went without power for an average of 29.4 hours, a total of 100K customer-hours (Iowa average 27.4 hours). That ranks 15th worst of 99 Iowa counties and 285th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
29.4
3,417 customers
Customer-hours out
100K
Peak customers out
3,392
Outages ≥1,000 out
2
0 of 10,000+ · 258 total
Longest outage
11d 5h
began August 10, 2020
Rank in state
15th/99
285th of 3,019 US

Compared with IA, the US and 2019

Greene County, IA average hours without power per customer compared with state and national averages, 2020Greene County 29.4 hours, Iowa average 27.4 hours, US average 8.7 hours, Greene County, 2019 2.3 hoursGreene CountyGreene County29.4hIowa averageIowa average27.4hUS averageUS average8.7hGreene County, 2019Greene County, 20192.3h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Greene County, IA customer-hours without power by month, 2020Jan 205, Feb 54, Mar 31, Apr 806, May 731, Jun 7,550, Jul 2,274, Aug 81K, Sep 582, Oct 1,522, Nov 5,076, Dec 63025k50k75k100k205Jan54Feb31Mar806Apr731May7,550Jun2,274Jul81KAug582Sep1,522Oct5,076Nov63Dec
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Customer-hours; August was the worst month.

Greene County year over year

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Greene County, IA: average hours without power per customer by year2015: 3.7h; 2016: 1.9h; 2017: 4.6h; 2018: 6.2h, coverage 89%; 2019: 2.3h, coverage 89%; 2020: 29.4h, coverage 91%; 2021: 39.9h, coverage 91%; 2022: 3.3h, coverage 91%; 2023: 3.0h; 2024: 1.7h; 2025: 10.3h0102030400%50%100%3.7h20151.9h20164.6h20176.2h20182.3h201929.4h202039.9h20213.3h20223.0h20231.7h202410.3h2025
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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 Iowa customers tracked each year.

Biggest outages in Greene County, 2020

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 10, 2020 15:30August 21, 2020 20:4511d 5h3,39281K
2June 5, 2020 09:00June 5, 2020 18:009h1,6107,303
3October 26, 2020 22:45October 27, 2020 00:151h 30m950239
4May 7, 2020 09:15May 7, 2020 10:151h836663
5April 30, 2020 03:15April 30, 2020 04:301h 15m292346
6September 30, 2020 15:45September 30, 2020 20:455h287261
7August 2, 2020 10:00August 2, 2020 12:302h 30m218216
8October 31, 2020 17:30November 2, 2020 14:001d 20h1886,018
9July 7, 2020 13:45July 7, 2020 15:301h 45m185293
10July 4, 2020 22:45July 5, 2020 00:452h168213

Outage episodes by size in 2020: 13 reached 100+ customers, 2 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 Greene County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

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About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 91% of Iowa's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 3,417 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. Greene County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Greene County, IA annual power outage report, 2020, 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/2020/iowa/greene-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON