Entergy Mississippi LLC: Outages & Reliability
As of October 7, 2026 09:00 UTC, about 427 Entergy Mississippi LLC customers are without power in 6 counties.
Entergy Mississippi LLC is an investor owned utility serving 46 counties in Mississippi. In 2024, its customers went an average of 11.5 hours without power (SAIDI), across about 2.3 interruptions each. That ranks it #370 of 468 US utilities by reliability, where #1 is the most reliable. Its outage duration is near the US average and about the same as the Mississippi median (10.1 h).
Official reliability (EIA 2024)
US EIARanks #370 of 468 US utilities by reliability (#1 = most reliable) · about the same as the Mississippi median (10.1 h).
Reliability over time
Official EIA SAIDI, hours without power per customer per year (IEEE, incl. major events). Over this period Entergy Mississippi LLC’s reliability has been improving (lower is better).
Counties served by Entergy Mississippi LLC (46)
Service territory reported to EIA-861; each links to live outage status and history.
- Adams County, MS
- Amite County, MS
- Attala County, MS
- Bolivar County, MS
- Calhoun County, MS
- Carroll County, MS
- Choctaw County, MS
- Claiborne County, MS
- Clay County, MS
- Coahoma County, MS
- Copiah County, MS
- Covington County, MS
- DeSoto County, MS
- Franklin County, MS
- Grenada County, MS
- Hinds County, MS
- Holmes County, MS
- Humphreys County, MS
- Issaquena County, MS
- Jefferson County, MS
- Jefferson Davis County, MS
- Lawrence County, MS
- Leake County, MS
- Leflore County, MS
- Lincoln County, MS
- Madison County, MS
- Montgomery County, MS
- Panola County, MS
- Pike County, MS
- Quitman County, MS
- Rankin County, MS
- Scott County, MS
- Sharkey County, MS
- Simpson County, MS
- Smith County, MS
- Sunflower County, MS
- Tallahatchie County, MS
- Tate County, MS
- Tunica County, MS
- Walthall County, MS
- Warren County, MS
- Washington County, MS
- Webster County, MS
- Wilkinson County, MS
- Yalobusha County, MS
- Yazoo County, MS
Entergy Mississippi LLC: FAQ
- How reliable is Entergy Mississippi LLC?
- Entergy Mississippi LLC customers averaged 11.5 hours without power in 2024 (SAIDI), which is frequently affected and near the US average, about the same as the Mississippi median (10.1 h), per official US EIA data.
- Where does Entergy Mississippi LLC rank among US electric utilities?
- By official EIA SAIDI, Entergy Mississippi LLC is #370 of 468 US utilities by reliability that report reliability and serve at least three counties, #1 being the most reliable. Overall it is near the US average.
- How many customers does Entergy Mississippi LLC serve?
- Entergy Mississippi LLC serves 46 counties across Mississippi, per its EIA-861 service territory filing.
- Where does Entergy Mississippi LLC provide power?
- Entergy Mississippi LLC operates in Mississippi. The full list of counties served is below, each linked to its live outage status.
Reliability metrics (SAIDI/SAIFI) and service territory from the US EIA Form 861. SAIDI/SAIFI are IEEE-standard, including major event days. Primary state: Mississippi.
Data from EIA Form 861 (utility reliability) and DOE/ORNL ODIN, every source we read. Live data as of .