massoutage

County annual report · FIPS 22047

2018 Iberville Parish, LA Power Outage Report

In 2018, customers in Iberville Parish, LA went without power for an average of 5.5 hours, a total of 65K customer-hours (Louisiana average 5.1 hours). That ranks 39th worst of 64 Louisiana counties and 975th of 2,798 nationally.

Summary data CSVJSON
Avg hrs / customer
5.5
11,710 customers
Customer-hours out
65K
Peak customers out
1,572
Outages ≥1,000 out
4
0 of 10,000+ · 631 total
Longest outage
1d 23h
began August 20, 2018
Rank in state
39th/64
975th of 2,798 US

Compared with LA, the US and 2017

Iberville Parish, LA average hours without power per customer compared with state and national averages, 2018Iberville Parish 5.5 hours, Louisiana average 5.1 hours, US average 5.6 hours, Iberville Parish, 2017 6.4 hoursIberville ParishIberville Parish5.5hLouisiana averageLouisiana average5.1hUS averageUS average5.6hIberville Parish, 2017Iberville Parish, 20…6.4h
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Average hours without power per customer in 2018; last bar is this county in 2017.

Month by month

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Iberville Parish, LA customer-hours without power by month, 2018Jan 2,966, Feb 8,440, Mar 7,059, Apr 5,434, May 7,455, Jun 5,035, Jul 9,746, Aug 4,459, Sep 3,096, Oct 4,491, Nov 5,671, Dec 93302.5k5k7.5k10k2,966Jan8,440Feb7,059Mar5,434Apr7,455May5,035Jun9,746Jul4,459Aug3,096Sep4,491Oct5,671Nov933Dec
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Customer-hours; July was the worst month.

Iberville Parish year over year

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Iberville Parish, LA: average hours without power per customer by year2015: 13.5h; 2016: 6.3h; 2017: 6.4h; 2018: 5.5h, coverage 89%; 2019: 13.3h, coverage 89%; 2020: 16.1h, coverage 90%; 2021: 76.8h, coverage 90%; 2022: 8.7h, coverage 91%; 2023: 5.1h; 2024: 17.8h; 2025: 5.8h0204060800%50%100%13.5h20156.3h20166.4h20175.5h201813.3h201916.1h202076.8h20218.7h20225.1h202317.8h20245.8h2025
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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 Louisiana customers tracked each year.

Biggest outages in Iberville Parish, 2018

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
1February 15, 2018 15:30February 15, 2018 17:452h 15m1,572788
2February 21, 2018 21:15February 22, 2018 04:006h 45m1,5385,731
3March 21, 2018 23:30March 22, 2018 06:006h 30m1,2904,188
4March 29, 2018 12:45March 29, 2018 19:156h 30m1,2042,353
5May 15, 2018 00:30May 15, 2018 06:456h 15m8053,289
6September 21, 2018 20:45September 21, 2018 21:0015m786197
7September 10, 2018 00:45September 10, 2018 03:453h7801,003
8July 30, 2018 21:30July 31, 2018 02:305h776671
9August 30, 2018 06:30August 30, 2018 09:152h 45m7721,958
10January 8, 2018 02:45January 8, 2018 04:452h7481,042

Outage episodes by size in 2018: 59 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 Iberville Parish reported on EIA Form 861 for 2018, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Entergy Louisiana LLC20184.6 hrs1.843.5 hrs1.63
Pointe Coupee Elec Member Corp201512 min0.034 min0.02
City of Plaquemine - (LA)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 89% of Louisiana's customers in 2018; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 11,710 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. Iberville Parish has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Iberville Parish, LA annual power outage report, 2018, 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/2018/louisiana/iberville-parish

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON