massoutage

County annual report · FIPS 17161

2019 Rock Island County, IL Power Outage Report

In 2019, customers in Rock Island County, IL went without power for an average of 1.8 hours, a total of 152K customer-hours (Illinois average 1.8 hours). That ranks 68th worst of 102 Illinois counties and 2127th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
1.8
83,685 customers
Customer-hours out
152K
Peak customers out
4,669
Outages ≥1,000 out
22
0 of 10,000+ · 891 total
Longest outage
2d 6h
began May 28, 2019
Rank in state
68th/102
2127th of 2,945 US

Compared with IL, the US and 2018

Rock Island County, IL average hours without power per customer compared with state and national averages, 2019Rock Island County 1.8 hours, Illinois average 1.8 hours, US average 4.7 hours, Rock Island County, 2018 1.3 hoursRock Island CountyRock Island County1.8hIllinois averageIllinois average1.8hUS averageUS average4.7hRock Island County, 2018Rock Island County, …1.3h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

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Rock Island County, IL customer-hours without power by month, 2019Jan 4,139, Feb 22K, Mar 2,275, Apr 11K, May 38K, Jun 16K, Jul 16K, Aug 6,316, Sep 12K, Oct 8,198, Nov 14K, Dec 1,214010k20k30k40k4,139Jan22KFeb2,275Mar11KApr38KMay16KJun16KJul6,316Aug12KSep8,198Oct14KNov1,214Dec
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Customer-hours; May was the worst month.

Rock Island County year over year

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Rock Island County, IL: average hours without power per customer by year2015: 1.2h; 2016: 3.7h; 2017: 1.5h; 2018: 1.3h, coverage 92%; 2019: 1.8h, coverage 99%; 2020: 29.8h, coverage 94%; 2021: 1.8h, coverage 98%; 2022: 1.4h, coverage 98%; 2023: 5.2h; 2024: 4.9h; 2025: 4.3h01020300%50%100%1.2h20153.7h20161.5h20171.3h20181.8h201929.8h20201.8h20211.4h20225.2h20234.9h20244.3h2025
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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 Illinois customers tracked each year.

Biggest outages in Rock Island County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 12, 2019 01:15February 14, 2019 00:451d 23h4,66911K
2May 16, 2019 19:45May 18, 2019 05:451d 10h4,36114K
3November 5, 2019 07:15November 6, 2019 00:3017h 15m2,6725,971
4June 22, 2019 20:30June 23, 2019 01:455h 15m2,3773,356
5June 19, 2019 19:30June 19, 2019 23:153h 45m2,3372,157
6August 13, 2019 14:15August 13, 2019 16:001h 45m2,1891,144
7October 2, 2019 21:45October 3, 2019 00:152h 30m1,8541,970
8February 20, 2019 05:00February 20, 2019 14:459h 45m1,7996,026
9May 22, 2019 00:15May 23, 2019 00:301d1,78311K
10May 28, 2019 19:00May 31, 2019 01:002d 6h1,5737,013

Outage episodes by size in 2019: 79 reached 100+ customers, 22 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 Rock Island County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
MidAmerican Energy Co20181.9 hrs1.1875 min0.96

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 99% of Illinois's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 83,685 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. Rock Island County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Rock Island County, IL annual power outage report, 2019, 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/2019/illinois/rock-island-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON