How reliable is the power in Louisiana?
Louisiana ranks 42nd of 45 states without major events and 35th with them (1st = fewest minutes), 87 above the U.S. 129 and 28 below the U.S. 662. Major events added 418 minutes, 66% of the with-events total. The figure covers 1,770,757 customers, 73% of the 2,422,594 EIA lists for Louisiana.
Louisiana with and without major events
minutes without power per customer, 2024, Louisiana and U.S.
- 216Louisiana, no major events
- 129U.S., no major events
- 633Louisiana, with major events
- 662U.S., with major events
| Measure | Louisiana without | Louisiana with | U.S. without | U.S. with |
|---|---|---|---|---|
| SAIDI, minutes per customer | 216 | 633 | 129 | 662 |
| SAIFI, interruptions per customer | 1.66 | 2.36 | 1.06 | 1.53 |
| CAIDI, minutes per interruption | 130 | 269 | 122 | 433 |
| Median utility, SAIDI minutes | 224 | 586 | — | — |
Which Louisiana utilities move the number
Entergy Louisiana LLC serves 64% of the customers in the Louisiana figure: 61% of lost customer-minutes with major events, 63% without. Without Entergy Louisiana LLC, the weighted figure would be 674 minutes with major events and 221 without, against 633 and 216.
- Entergy Louisiana LLC: 1,124,748 customers (64%), 213 min without and 610 with; 61% of lost minutes with major events, 63% without.
- Southwestern Electric Power Co: 191,329 customers (11%), 320 min without and 984 with; 17% of lost minutes with major events, 16% without.
- Entergy New Orleans, LLC: 211,631 customers (12%), 180 min without and 586 with; 11% of lost minutes with major events, 10% without.
All Louisiana utilities in the 2024 file
26 utilities in the 2024 EIA-861 files for Louisiana: 7 follow IEEE 1366, 8 use another method, 11 filed no reliability figures. 15 are listed.
| City of Lafayette - (LA) | Municipal | IEEE 1366 | 70,264 | 33 | 167 | 0.67 | 1.24 | 80 | 1 of 6 | — |
|---|---|---|---|---|---|---|---|---|---|---|
| Entergy New Orleans, LLC | Investor Owned | IEEE 1366 | 211,631 | 180 | 586 | 1.59 | 2.00 | 69 | 2 of 6 | — |
| Entergy Louisiana LLC | Investor Owned | IEEE 1366 | 1,124,748 | 213 | 610 | 1.55 | 2.04 | 65 | 3 of 6 | — |
| Dixie Electric Membership Corp - (LA) | Cooperative | IEEE 1366 | 117,186 | 235 | 237 | 2.61 | 4.76 | 1 | 4 of 6 | — |
| Washington-St Tammany E C, Inc | Cooperative | IEEE 1366 | 55,599 | 242 | 1,508 | 2.61 | 4.93 | 84 | 5 of 6 | — |
| Southwestern Electric Power Co | Investor Owned | IEEE 1366 | 191,329 | 320 | 984 | 1.88 | 2.79 | 67 | 6 of 6 | — |
| Cleco Power LLC | Investor Owned | Other method | 293,902 | 142 | 730 | 1.73 | 3.10 | — | Not ranked | other method, not comparable |
| Southwest Louisiana E M C | Cooperative | Other method | 117,336 | 167 | 985 | 2.11 | 4.61 | — | Not ranked | other method, not comparable |
| Beauregard Electric Coop, Inc | Cooperative | Other method | 44,506 | 442 | 3,034 | 3.90 | 9.75 | — | Not ranked | other method, not comparable |
| South Louisiana Elec Coop Assn | Cooperative | Other method | 21,284 | 241 | 4,157 | 2.75 | 4.29 | — | Not ranked | other method, not comparable |
| Northeast Louisiana Power Coop Inc. | Cooperative | Other method | 17,190 | 3 | 4 | 2.13 | 2.60 | — | Not ranked | other method, not comparable |
| City of Ruston - (LA) | Municipal | IEEE 1366 | 11,840 | — | 206 | — | 1.96 | — | Not ranked | — |
| Pointe Coupee Elec Member Corp | Cooperative | Other method | 10,673 | — | 3 | — | 0.02 | — | Not ranked | other method, not comparable |
| Jefferson Davis Elec Coop, Inc | Cooperative | Other method | 10,588 | 12 | 45 | 1.82 | 5.51 | — | Not ranked | other method, not comparable |
| Panola-Harrison Elec Coop, Inc | Cooperative | Other method | 9,392 | — | 40 | — | 0.12 | — | Not ranked | other method, not comparable; under 10,000 customers |
Louisiana utilities with no reliability figures
11 in the sales file, no SAIDI or SAIFI row.
| Utility | Type | Customers |
|---|---|---|
| Claiborne Electric Coop, Inc | Cooperative | 24,175 |
| City of Alexandria - (LA) | Municipal | 23,460 |
| Terrebonne Parish Consol Gov't | Municipal | 13,804 |
| Concordia Electric Coop, Inc | Cooperative | 13,788 |
| City of Natchitoches | Municipal | 8,481 |
| Vinton Public Power Authority | Political Subdivision | 3 |
| City of Winnfield - (LA) | Municipal | — |
| Town of Welsh - (LA) | Municipal | — |
| City of St Martinville - (LA) | Municipal | — |
| Morgan City - (LA) | Municipal | — |
| City of Minden - (LA) | Municipal | — |
The biggest Louisiana utilities against the U.S.
- Entergy Louisiana LLC (investor owned, 46% of Louisiana customers in the file): SAIDI without major events 213 min, 84 above the U.S. 129; with major events 610 min against 662.
- Cleco Power LLC (investor owned, 12% of Louisiana customers in the file): reports on another method, SAIFI 3.10, not compared with the U.S. figure.
- Southwestern Electric Power Co (investor owned, 10% of Louisiana customers in the file): SAIDI without major events 320 min, 191 above the U.S. 129; with major events 984 min against 662.
- Entergy New Orleans, LLC (investor owned, 9% of Louisiana customers in the file): SAIDI without major events 180 min, 50 above the U.S. 129; with major events 586 min against 662.
- Dixie Electric Membership Corp - (LA) (cooperative, 5% of Louisiana customers in the file): SAIDI without major events 235 min, 105 above the U.S. 129; with major events 237 min against 662.
Louisiana by type of utility
Among Louisiana utilities that report under IEEE 1366, municipal utilities average 33 minutes without major events and cooperative utilities 237.
| Type | Utilities | Customers | SAIDI without | Median utility | SAIDI with |
|---|---|---|---|---|---|
| Investor Owned | 3 | 1,527,708 | 222 | 213 | 653 |
| Cooperative | 2 | 172,785 | 237 | 238 | 646 |
| Municipal | 1 | 70,264 | 33 | 33 | 167 |
Next to Louisiana in the ranking
Louisiana report card
Smart meters: 95% of residential meters, 12 utilities (U.S. 92%). Louisiana time-based rates: 2 of 15 utilities, 10.2% of residential customers enrolled (U.S. 10.6%). Louisiana efficiency spend: $19.2 per customer (U.S. $124.2). Demand response: 4 W per customer (U.S. 77). Louisiana net-metered systems: 14.6 per 1,000 customers. Rankings.
Is your Louisiana utility better or worse than the Louisiana median?
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- Louisiana against all states
- Louisiana utilities among the best and worst
- Louisiana utility reliability and price by company
- Louisiana major outage reports from the Department of Energy
- Louisiana electricity prices
- Louisiana help with your bill
15 Louisiana filings in EIA-861 2024 (retrieved 2026-10-01), 6 ranked utilities. Method and sources.
Questions
How many minutes without power did the average Louisiana customer have in 2024?
216 minutes without major events and 633 with them (7 IEEE 1366 utilities, customer-weighted).
Why do the two Louisiana numbers differ so much?
Major events add 418 of the 633 minutes (66%); Entergy Louisiana LLC supplies 61% of the with-events total.
Which Louisiana utility reported the fewest and the most minutes?
Among 6 utilities with 10,000+ customers: City of Lafayette - (LA) 33 minutes without major events, and Southwestern Electric Power Co 320.
Which Louisiana utilities use which method?
7 follow IEEE 1366, 8 use another method, 11 filed no reliability figures.