Murray
Hydro power plant in Pulaski County, Arkansas. 45.4 MW of nameplate capacity across 2 generators, operated by City of North Little Rock - (AR).
Also known as Murray Hydroelectric Power Plant · EIA plant 7166
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Key facts
- Capacity
- 45.4 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- October 1988First generator online
- Operator
- City of North Little Rock - (AR)EIA operator ID 13718
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Pulaski County, AR34.7956, −92.3569
- EIA plant ID
- 7166EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Murray produces
Free · EIA-923Net generation, 2025
116 GWh
116,437 MWh, final
Capacity factor, 2025
29.3%
2024: 28.5%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
39.9–159.3
GWh a year. Low 2018, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 0 | Not reported | 12 of 12 |
| 2001 | 105,121 | Not reported | 12 of 12 |
| 2002 | 0 | Not reported | 12 of 12 |
| 2003 | 178 | Not reported | 12 of 12 |
| 2004 | 148,628 | Not reported | 12 of 12 |
| 2005 | 88,731 | Not reported | 12 of 12 |
| 2006 | 84,416 | Not reported | 12 of 12 |
| 2007 | 148,092 | Not reported | 12 of 12 |
| 2008 | 140,477 | Not reported | 12 of 12 |
| 2009 | 164,973 | Not reported | 12 of 12 |
| 2010 | 137,381 | 34.5% | 12 of 12 |
| 2011 | 95,703 | 24.1% | 12 of 12 |
| 2012 | 96,260 | 24.1% | 12 of 12 |
| 2013 | 134,299 | 33.8% | 12 of 12 |
| 2014 | 135,365 | 34.0% | 12 of 12 |
| 2015 | 108,838 | 27.4% | 12 of 12 |
| 2016 | 147,872 | 37.1% | 12 of 12 |
| 2017 | 108,491 | 27.3% | 12 of 12 |
| 2018 | 39,862 | 10.0% | 12 of 12 |
| 2019 | 89,605 | 22.5% | 12 of 12 |
| 2020 | 159,295 | 39.9% | 12 of 12 |
| 2021 | 100,477 | 25.3% | 12 of 12 |
| 2022 | 72,658 | 18.3% | 12 of 12 |
| 2023 | 142,385 | 35.8% | 12 of 12 |
| 2024 | 113,534 | 28.5% | 12 of 12 |
| 2025 | 116,437 | 29.3% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · MISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Hydroelectric | 22.7 | October 1988 |
| 2 | Conventional Hydroelectric | 22.7 | October 1988 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists City of North Little Rock - (AR) as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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Power plants near Murray
Questions about Murray
How much power does Murray produce?
Murray reported 116,437 MWh (116 GWh) of net generation in 2025, a 29.3% capacity factor on 45.4 MW of nameplate capacity.
Where is Murray?
Murray is in Pulaski County, Arkansas, at 34.7956, −92.3569. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Murray?
EIA-860M for August 2026 lists City of North Little Rock - (AR) as the operator (EIA operator ID 13718). The operator is not always the owner.
When did Murray start operating?
Its first generator began operating in October 1988, according to EIA-860M.
Does InfraMap have power prices for Murray?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to Murray, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page