How reliable is the power in Arkansas?
Arkansas ranks 40th of 45 states without major events and 32nd with them (1st = fewest minutes), 73 above the U.S. 129 and 134 below the U.S. 662. Major events added 326 minutes, 62% of the with-events total. The figure covers 1,411,144 customers, 83% of the 1,691,441 EIA lists for Arkansas.
Arkansas with and without major events
minutes without power per customer, 2024, Arkansas and U.S.
- 202Arkansas, no major events
- 129U.S., no major events
- 528Arkansas, with major events
- 662U.S., with major events
| Measure | Arkansas without | Arkansas with | U.S. without | U.S. with |
|---|---|---|---|---|
| SAIDI, minutes per customer | 202 | 528 | 129 | 662 |
| SAIFI, interruptions per customer | 1.62 | 2.14 | 1.06 | 1.53 |
| CAIDI, minutes per interruption | 125 | 247 | 122 | 433 |
| Median utility, SAIDI minutes | 168 | 278 | — | — |
Which Arkansas utilities move the number
Entergy Arkansas LLC serves 53% of the customers in the Arkansas figure: 37% of lost customer-minutes with major events, 60% without. Without Entergy Arkansas LLC, the weighted figure would be 703 minutes with major events and 171 without, against 528 and 202.
- Entergy Arkansas LLC: 742,597 customers (53%), 229 min without and 370 with; 37% of lost minutes with major events, 60% without.
- Carroll Electric Coop Corp - (AR): 107,376 customers (8%), 161 min without and 1,796 with; 26% of lost minutes with major events, 6% without.
- Southwestern Electric Power Co: 127,807 customers (9%), 248 min without and 978 with; 17% of lost minutes with major events, 11% without.
All Arkansas utilities in the 2024 file
35 utilities in the 2024 EIA-861 files for Arkansas: 15 follow IEEE 1366, 3 use another method, 17 filed no reliability figures. 18 are listed.
| Conway Corporation | Municipal | IEEE 1366 | 33,419 | 36 | 36 | 0.58 | 0.58 | 0 | 1 of 12 | — |
|---|---|---|---|---|---|---|---|---|---|---|
| Woodruff Electric Coop Corp | Cooperative | IEEE 1366 | 16,990 | 38 | 38 | 0.44 | 0.44 | 0 | 2 of 12 | — |
| Ozarks Electric Coop Corp - (AR) | Cooperative | IEEE 1366 | 78,322 | 83 | 182 | 1.01 | 1.65 | 54 | 3 of 12 | — |
| Carroll Electric Coop Corp - (AR) | Cooperative | IEEE 1366 | 107,376 | 161 | 1,796 | 2.07 | 3.90 | 91 | 4 of 12 | — |
| Craighead Electric Coop Corp | Cooperative | IEEE 1366 | 31,555 | 168 | 183 | 2.68 | 2.76 | 8 | 5 of 12 | — |
| Southwest Arkansas E C C | Cooperative | IEEE 1366 | 29,417 | 190 | 409 | 1.54 | 2.21 | 53 | 6 of 12 | — |
| First Electric Coop Corp | Cooperative | IEEE 1366 | 102,478 | 191 | 278 | 1.97 | 2.44 | 31 | 7 of 12 | — |
| Arkansas Valley Elec Coop Corp | Cooperative | IEEE 1366 | 59,167 | 197 | 586 | 2.49 | 3.32 | 66 | 8 of 12 | — |
| Petit Jean Electric Coop Corp | Cooperative | IEEE 1366 | 20,695 | 206 | 206 | 1.65 | 1.65 | 0 | 9 of 12 | — |
| Entergy Arkansas LLC | Investor Owned | IEEE 1366 | 742,597 | 229 | 370 | 1.50 | 1.81 | 38 | 10 of 12 | — |
| North Arkansas Elec Coop, Inc | Cooperative | IEEE 1366 | 38,978 | 243 | 1,184 | 1.77 | 2.91 | 79 | 11 of 12 | — |
| Southwestern Electric Power Co | Investor Owned | IEEE 1366 | 127,807 | 248 | 978 | 1.93 | 2.54 | 75 | 12 of 12 | — |
| Oklahoma Gas & Electric Co | Investor Owned | Other method | 70,565 | 89 | 370 | 0.90 | 1.91 | — | Not ranked | other method, not comparable |
| City of North Little Rock - (AR) | Municipal | Other method | 40,171 | 61 | 61 | — | — | — | Not ranked | other method, not comparable |
| Clay County Electric Coop Corp - (AR) | Cooperative | Other method | 12,536 | 402 | 626 | 2.04 | 2.32 | — | Not ranked | other method, not comparable |
| City of Siloam Springs - (AR) | Municipal | IEEE 1366 | 9,787 | 14 | 14 | 0.13 | 0.13 | 0 | Not ranked | under 10,000 customers |
| City of Hope - (AR) | Municipal | IEEE 1366 | 6,995 | 41 | 121 | 0.70 | 1.98 | 66 | Not ranked | under 10,000 customers |
| Empire District Electric Co | Investor Owned | IEEE 1366 | 5,561 | 147 | 673 | 0.97 | 2.47 | 78 | Not ranked | under 10,000 customers |
Arkansas utilities with no reliability figures
17 in the sales file, no SAIDI or SAIFI row.
| Utility | Type | Customers |
|---|---|---|
| City Water and Light Plant | Municipal | 40,667 |
| City of Bentonville - (AR) | Municipal | 29,024 |
| C & L Electric Coop Corp | Cooperative | 22,261 |
| City of Benton - (AR) | Municipal | 14,756 |
| Paragould Municipal Utilities | Municipal | 14,443 |
| City of West Memphis - (AR) | Municipal | 11,900 |
| South Central Ark El Coop, Inc | Cooperative | 10,675 |
| Ouachita Electric Coop Corp | Cooperative | 9,281 |
| Mississippi County Electric Co | Cooperative | 4,919 |
| Clarksville Connected Utilities | Municipal | 4,578 |
| Greenbacker Renewable Energy Corporation | Behind the Meter | 3 |
| City of Prescott - (AR) | Municipal | — |
| Farmers Electric Coop Corp - (AR) | Cooperative | — |
| Arkansas Electric Coop Corp | Not stated | — |
| Ashley Chicot Elec Coop, Inc | Cooperative | — |
| City of Osceola - (AR) | Municipal | — |
| City of Piggott - (AR) | Municipal | — |
The biggest Arkansas utilities against the U.S.
- Entergy Arkansas LLC (investor owned, 43% of Arkansas customers in the file): SAIDI without major events 229 min, 100 above the U.S. 129; with major events 370 min against 662.
- Southwestern Electric Power Co (investor owned, 8% of Arkansas customers in the file): SAIDI without major events 248 min, 118 above the U.S. 129; with major events 978 min against 662.
- Carroll Electric Coop Corp - (AR) (cooperative, 6% of Arkansas customers in the file): SAIDI without major events 161 min, 32 above the U.S. 129; with major events 1796 min against 662.
- First Electric Coop Corp (cooperative, 6% of Arkansas customers in the file): SAIDI without major events 191 min, 62 above the U.S. 129; with major events 278 min against 662.
- Ozarks Electric Coop Corp - (AR) (cooperative, 5% of Arkansas customers in the file): SAIDI without major events 83 min, 46 below the U.S. 129; with major events 182 min against 662.
Arkansas by type of utility
Among Arkansas utilities that report under IEEE 1366, municipal utilities average 32 minutes without major events and investor owned utilities 232.
| Type | Utilities | Customers | SAIDI without | Median utility | SAIDI with |
|---|---|---|---|---|---|
| Investor Owned | 3 | 875,965 | 232 | 229 | 461 |
| Cooperative | 9 | 484,978 | 166 | 190 | 699 |
| Municipal | 3 | 50,201 | 32 | 36 | 44 |
Next to Arkansas in the ranking
Arkansas report card
Smart meters: 91% of residential meters, 17 utilities (U.S. 92%). Arkansas time-based rates: 3 of 21 utilities, 8.2% of residential customers enrolled (U.S. 10.6%). Arkansas efficiency spend: $41.1 per customer (U.S. $124.2). Demand response: 80 W per customer (U.S. 77). Arkansas net-metered systems: 12.3 per 1,000 customers. Rankings.
Is your Arkansas utility better or worse than the Arkansas median?
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- Arkansas against all states
- Arkansas utilities among the best and worst
- Arkansas utility reliability and price by company
- Arkansas major outage reports from the Department of Energy
- Arkansas electricity prices
- Arkansas help with your bill
18 Arkansas filings in EIA-861 2024 (retrieved 2026-10-01), 12 ranked utilities. Method and sources.
Questions
How many minutes without power did the average Arkansas customer have in 2024?
202 minutes without major events and 528 with them (15 IEEE 1366 utilities, customer-weighted).
Why do the two Arkansas numbers differ so much?
Major events add 326 of the 528 minutes (62%); Entergy Arkansas LLC supplies 37% of the with-events total.
Which Arkansas utility reported the fewest and the most minutes?
Among 12 utilities with 10,000+ customers: Conway Corporation 36 minutes without major events, and Southwestern Electric Power Co 248.
Which Arkansas utilities use which method?
15 follow IEEE 1366, 3 use another method, 17 filed no reliability figures.