massoutage

County annual report · FIPS 31025

2019 Cass County, NE Power Outage Report

In 2019, customers in Cass County, NE went without power for an average of 8.6 hours, a total of 107K customer-hours (Nebraska average 1.1 hours). That ranks 1st worst of 53 Nebraska counties and 646th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
8.6
12,382 customers
Customer-hours out
107K
Peak customers out
2,588
Outages ≥1,000 out
4
0 of 10,000+ · 233 total
Longest outage
40d 13h
began April 7, 2019
Rank in state
1st/53
646th of 2,945 US

Compared with NE, the US and 2018

Cass County, NE average hours without power per customer compared with state and national averages, 2019Cass County 8.6 hours, Nebraska average 1.1 hours, US average 4.7 hours, Cass County, 2018 3.7 hoursCass CountyCass County8.6hNebraska averageNebraska average1.1hUS averageUS average4.7hCass County, 2018Cass County, 20183.7h
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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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Cass County, NE customer-hours without power by month, 2019Jan 471, Feb 784, Mar 22K, Apr 30K, May 12K, Jun 12K, Jul 20K, Aug 2,943, Sep 1,734, Oct 4,082, Nov 536, Dec 364010k20k30k471Jan784Feb22KMar30KApr12KMay12KJun20KJul2,943Aug1,734Sep4,082Oct536Nov364Dec
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Customer-hours; April was the worst month.

Cass County year over year

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Cass County, NE: average hours without power per customer by year2015: 2.1h; 2016: 2.5h; 2017: 23.5h; 2018: 3.7h, coverage 45%; 2019: 8.6h, coverage 46%; 2020: 5.4h, coverage 48%; 2021: 22.0h, coverage 48%; 2022: 6.1h, coverage 48%; 2023: 3.7h; 2024: 11.7h; 2025: 7.2h01020300%50%100%2.1h20152.5h201623.5h20173.7h20188.6h20195.4h202022.0h20216.1h20223.7h202311.7h20247.2h2025
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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 Nebraska customers tracked each year.

Biggest outages in Cass County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 9, 2019 10:30July 9, 2019 14:003h 30m2,5886,373
2July 9, 2019 21:45July 27, 2019 18:1517d 20h1,1458,845
3October 18, 2019 18:30October 18, 2019 22:153h 45m1,1391,915
4August 12, 2019 08:30August 13, 2019 00:0015h 30m1,125461
5April 7, 2019 11:45May 18, 2019 01:1540d 13h85429K
6March 14, 2019 15:15April 7, 2019 10:0023d 18h65631K
7September 10, 2019 11:00September 10, 2019 14:003h5601,119
8May 18, 2019 02:00June 2, 2019 19:0015d 17h3483,287
9August 14, 2019 16:15August 14, 2019 18:152h279141
10October 10, 2019 21:45October 11, 2019 09:1511h 30m158893

Outage episodes by size in 2019: 13 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 Cass 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
Nebraska Public Power District20182.6 hrs0.7449 min0.60
Omaha Public Power District20184.2 hrs1.331.7 hrs0.89
Village of Greenwood - (NE)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 46% of Nebraska's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 12,382 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. Cass County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Cass County, NE 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/nebraska/cass-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON