massoutage

County annual report · FIPS 22099

2015 St. Martin Parish, LA Power Outage Report

In 2015, customers in St. Martin Parish, LA went without power for an average of 5.8 hours, a total of 106K customer-hours (Louisiana average 5.8 hours). That ranks 32nd worst of 64 Louisiana counties and 476th of 2,484 nationally.

Summary data CSVJSON
Avg hrs / customer
5.8
18,207 customers
Customer-hours out
106K
Peak customers out
2,616
Outages ≥1,000 out
6
0 of 10,000+ · 372 total
Longest outage
10d 3h
began April 27, 2015
Rank in state
32nd/64
476th of 2,484 US

Compared with LA, the US

St. Martin Parish, LA average hours without power per customer compared with state and national averages, 2015St. Martin Parish 5.8 hours, Louisiana average 5.8 hours, US average 2.9 hoursSt. Martin ParishSt. Martin Parish5.8hLouisiana averageLouisiana average5.8hUS averageUS average2.9h
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Average hours without power per customer in 2015.

Month by month

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St. Martin Parish, LA customer-hours without power by month, 2015Jan 2,992, Feb 4,666, Mar 2,862, Apr 54K, May 6,507, Jun 6,149, Jul 4,612, Aug 3,276, Sep 7,782, Oct 1,845, Nov 8,326, Dec 3,316020k40k60k2,992Jan4,666Feb2,862Mar54KApr6,507May6,149Jun4,612Jul3,276Aug7,782Sep1,845Oct8,326Nov3,316Dec
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Customer-hours; April was the worst month.

St. Martin Parish year over year

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St. Martin Parish, LA: average hours without power per customer by year2015: 5.8h; 2016: 8.4h; 2017: 5.8h; 2018: 4.5h, coverage 89%; 2019: 20.1h, coverage 89%; 2020: 59.2h, coverage 90%; 2021: 11.0h, coverage 90%; 2022: 6.6h, coverage 91%; 2023: 6.7h; 2024: 28.2h; 2025: 6.9h02040600%50%100%5.8h20158.4h20165.8h20174.5h201820.1h201959.2h202011.0h20216.6h20226.7h202328.2h20246.9h2025
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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 St. Martin Parish, 2015

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 27, 2015 12:15May 7, 2015 15:1510d 3h2,61654K
2October 31, 2015 22:45November 1, 2015 02:003h 15m1,712431
3April 24, 2015 20:15April 25, 2015 05:008h 45m1,6552,888
4September 18, 2015 18:00September 18, 2015 23:005h1,5927,128
5November 17, 2015 16:15November 18, 2015 01:159h1,5131,866
6December 28, 2015 06:45December 28, 2015 08:452h1,0821,892
7November 5, 2015 22:15November 6, 2015 03:305h 15m8441,989
8July 11, 2015 16:00July 13, 2015 20:452d 4h8091,398
9June 28, 2015 09:15June 29, 2015 09:0023h 45m6861,217
10January 21, 2015 19:45January 21, 2015 20:0015m632158

Outage episodes by size in 2015: 57 reached 100+ customers, 6 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 St. Martin Parish 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
Entergy Louisiana LLC20156.2 hrs2.082.9 hrs1.63
Cleco Power LLC-----
Southwest Louisiana E M C-----
South Louisiana Elec Coop Assn-----
City of St Martinville - (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 n/a of Louisiana's customers in 2015; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 18,207 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. St. Martin Parish has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), St. Martin Parish, LA 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/louisiana/st-martin-parish

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON