massoutage

County annual report · FIPS 19151

2015 Pocahontas County, IA Power Outage Report

In 2015, customers in Pocahontas County, IA went without power for an average of 1.8 hours, a total of 5,678 customer-hours (Iowa average 1.1 hours). That ranks 27th worst of 99 Iowa counties and 1329th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
1.8
3,159 customers
Customer-hours out
5,678
Peak customers out
768
Outages ≥1,000 out
0
0 of 10,000+ · 91 total
Longest outage
1d 11h
began June 7, 2015
Rank in state
27th/99
1329th of 2,484 US

Compared with IA, the US

Pocahontas County, IA average hours without power per customer compared with state and national averages, 2015Pocahontas County 1.8 hours, Iowa average 1.1 hours, US average 2.9 hoursPocahontas CountyPocahontas County1.8hIowa averageIowa average1.1hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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Pocahontas County, IA customer-hours without power by month, 2015Jan 2, Feb 0, Mar 678, Apr 3, May 159, Jun 656, Jul 5, Aug 1,090, Sep 398, Oct 761, Nov 1,728, Dec 19905001k1.5k2k2Jan0Feb678Mar3Apr159May656Jun5Jul1,090Aug398Sep761Oct1,728Nov199Dec
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Customer-hours; November was the worst month.

Pocahontas County year over year

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Pocahontas County, IA: average hours without power per customer by year2015: 1.8h; 2016: 2.8h; 2017: 2.0h; 2018: 2.0h, coverage 89%; 2019: 1.8h, coverage 89%; 2020: 4.9h, coverage 91%; 2021: 3.1h, coverage 91%; 2022: 2.3h, coverage 91%; 2023: 2.7h; 2024: 3.1h; 2025: 2.6h02460%50%100%1.8h20152.8h20162.0h20172.0h20181.8h20194.9h20203.1h20212.3h20222.7h20233.1h20242.6h2025
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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 Pocahontas County, 2015

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
1November 26, 2015 18:00November 27, 2015 08:0014h7681,584
2March 17, 2015 00:30March 17, 2015 01:301h670670
3August 20, 2015 09:45August 20, 2015 11:301h 45m423740
4August 20, 2015 21:30August 20, 2015 22:0030m314114
5June 7, 2015 05:15June 8, 2015 16:301d 11h258560
6December 16, 2015 14:00December 16, 2015 15:151h 15m192187
7August 9, 2015 00:45August 9, 2015 01:451h136136
8August 27, 2015 16:45August 27, 2015 17:0015m7920
9August 27, 2015 19:15August 27, 2015 19:3015m7920
10August 30, 2015 13:15August 30, 2015 13:4530m6935

Outage episodes by size in 2015: 7 reached 100+ customers, 0 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 Pocahontas County reported on EIA Form 861 for 2015, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
MidAmerican Energy Co20152.2 hrs1.0587 min0.88
Iowa Lakes Electric Coop201562 min0.5353 min0.50
Interstate Power and Light Co-----
Midland Power Coop-----
Calhoun County Elec Coop Assn-----
City of Fonda - (IA)-----
City of Laurens - (IA)-----
City of Pocahontas - (IA)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Iowa's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 3,159 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. Pocahontas County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Pocahontas County, IA annual power outage report, 2015, 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/2015/iowa/pocahontas-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON