Merom
Coal power plant in Sullivan County, Indiana. 1,080 MW of nameplate capacity across 2 generators, operated by Hallador Power Company, LLC.
Also known as Merom Power Station · EIA plant 6213
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Key facts
- Capacity
- 1,080 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- February 1982First generator online
- Operator
- Hallador Power Company, LLCEIA operator ID 65239
- Grid
- MISOBalancing authority MISO
- Price nodes
- 2 MISO nodesResource nodes with prices
- Location
- Sullivan County, IN39.0694, −87.5108
- EIA plant ID
- 6213EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Merom produces
Free · EIA-923Net generation, 2025
4.82 TWh
4,820,410 MWh, final
Capacity factor, 2025
51.0%
2024: 40.9%
January to July 2026
1.82 TWh
Provisional. 6 of 7 months reported
Range, 2015 to 2025
2.6–6.1
TWh a year. Low 2020, high 2016
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 6,853,549 | Not reported | 12 of 12 |
| 2001 | 6,716,108 | Not reported | 12 of 12 |
| 2002 | 6,643,503 | Not reported | 12 of 12 |
| 2003 | 6,576,433 | Not reported | 12 of 12 |
| 2004 | 6,142,114 | Not reported | 12 of 12 |
| 2005 | 6,773,635 | Not reported | 12 of 12 |
| 2006 | 6,470,377 | Not reported | 12 of 12 |
| 2007 | 6,707,965 | Not reported | 12 of 12 |
| 2008 | 6,502,952 | Not reported | 12 of 12 |
| 2009 | 7,575,021 | Not reported | 12 of 12 |
| 2010 | 6,700,606 | 70.8% | 12 of 12 |
| 2011 | 7,006,133 | 74.1% | 12 of 12 |
| 2012 | 5,584,171 | 58.9% | 12 of 12 |
| 2013 | 5,955,054 | Not reported | 12 of 12 |
| 2014 | 6,444,869 | 68.1% | 12 of 12 |
| 2015 | 5,178,428 | 54.7% | 12 of 12 |
| 2016 | 6,075,511 | 64.0% | 12 of 12 |
| 2017 | 4,909,662 | 51.9% | 12 of 12 |
| 2018 | 5,870,298 | 62.0% | 12 of 12 |
| 2019 | 4,590,850 | 48.5% | 12 of 12 |
| 2020 | 2,585,135 | 27.3% | 12 of 12 |
| 2021 | 5,271,798 | 55.7% | 12 of 12 |
| 2022 | 4,818,866 | 50.9% | 12 of 12 |
| 2023 | 4,284,455 | 45.3% | 12 of 12 |
| 2024 | 3,883,837 | 40.9% | 12 of 12 |
| 2025 | 4,820,410 | 51.0% | 12 of 12 |
| 2026 (provisional, partial year) | 1,822,893 | 38.9% | 6 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 CAMPDCO₂, 2025
5.64M
US short tons. 2024: 4.55M
SO₂, 2025
2,713
US short tons
NOx, 2025
1,650
US short tons
CO₂ per MWh, calculated
1.17 t
About 2,340 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (1SG1, 2SG1), matched to EIA plant 6213 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
134,490
million gallons
Consumption, 2024
0
million gallons
Source
Turtle Creek Reservoir
Surface, Fresh. Recirculating with cooling pond
Watershed stress
Moderate · 0.436
USGS SUI, HUC12 Turtle Creek Lake-Turtle Creek
24 of 24 cooling months report withdrawal. SUI of the HUC12 containing the plant. Cooling-pond plants report water circulated through the pond as withdrawal, so withdrawal is far above consumption. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Conventional Steam Coal | 540.0 | September 1983 |
| 2 | Conventional Steam Coal | 540.0 | February 1982 |
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 Hallador Power Company, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Power plants near Merom
Questions about Merom
How much power does Merom produce?
Merom reported 4,820,410 MWh (4.82 TWh) of net generation in 2025, a 51.0% capacity factor on 1,080 MW of nameplate capacity. From January to July 2026 it reported 1.82 TWh, which is provisional.
Where is Merom?
Merom is in Sullivan County, Indiana, at 39.0694, −87.5108. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Merom?
EIA-860M for August 2026 lists Hallador Power Company, LLC as the operator (EIA operator ID 65239). The operator is not always the owner.
When did Merom start operating?
Its first generator began operating in February 1982, according to EIA-860M.
Does InfraMap have power prices for Merom?
Yes. InfraMap has MISO day-ahead and real-time prices at 2 price nodes linked to Merom, 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)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page