Limon Generating Station
Natural gas power plant in Lincoln County, Colorado. 154.2 MW of nameplate capacity across 2 generators, operated by Tri-State G & T Assn, Inc.
Also known as Limon Generating Facility · EIA plant 55504
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 154.2 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- February 2002First generator online
- Operator
- Tri-State G & T Assn, IncEIA operator ID 30151
- Grid
- WACMBalancing authority WACM
- Price nodes
- 1 SPP nodeResource nodes with prices
- Location
- Lincoln County, CO39.2038, −103.7005
- EIA plant ID
- 55504EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Limon produces
Free · EIA-923Net generation, 2025
148 GWh
147,810 MWh, final
Capacity factor, 2025
10.9%
2024: 16.0%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
29.0–216.3
GWh a year. Low 2015, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 53,858 | Not reported | 10 of 12 |
| 2003 | 34,324 | Not reported | 8 of 12 |
| 2004 | 3,209 | Not reported | 12 of 12 |
| 2005 | 22,989 | Not reported | 12 of 12 |
| 2006 | 31,871 | Not reported | 12 of 12 |
| 2007 | 140,947 | Not reported | 12 of 12 |
| 2008 | 21,687 | Not reported | 12 of 12 |
| 2009 | 15,933 | Not reported | 12 of 12 |
| 2010 | 12,536 | 0.9% | 12 of 12 |
| 2011 | 15,927 | 1.2% | 12 of 12 |
| 2012 | 141,361 | 10.4% | 12 of 12 |
| 2013 | 46,519 | 3.4% | 12 of 12 |
| 2014 | 27,719 | 2.1% | 12 of 12 |
| 2015 | 28,952 | 2.1% | 12 of 12 |
| 2016 | 51,200 | 3.8% | 12 of 12 |
| 2017 | 37,001 | 2.7% | 12 of 12 |
| 2018 | 37,685 | 2.8% | 12 of 12 |
| 2019 | 66,876 | 5.0% | 12 of 12 |
| 2020 | 70,022 | 5.2% | 12 of 12 |
| 2021 | 113,555 | 8.4% | 12 of 12 |
| 2022 | 110,112 | 8.2% | 12 of 12 |
| 2023 | 153,683 | 11.4% | 12 of 12 |
| 2024 | 216,259 | 16.0% | 12 of 12 |
| 2025 | 147,810 | 10.9% | 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 · SPPEmissions
Free · EPA CAMPDCO₂, 2025
115,518
US short tons. 2024: 170,214
SO₂, 2025
1
US short tons
NOx, 2025
27
US short tons
CO₂ per MWh, calculated
0.78 t
About 1,563 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (L1, L2), matched to EIA plant 55504 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, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| L1 | Natural Gas Fired Combustion Turbine | 77.1 | February 2002 |
| L2 | Natural Gas Fired Combustion Turbine | 77.1 | February 2002 |
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 Tri-State G & T Assn, Inc 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 Limon
More plants operated by Tri-State G & T Assn, Inc
Questions about Limon
How much power does Limon Generating Station produce?
Limon Generating Station reported 147,810 MWh (148 GWh) of net generation in 2025, a 10.9% capacity factor on 154.2 MW of nameplate capacity.
Where is Limon Generating Station?
Limon Generating Station is in Lincoln County, Colorado, at 39.2038, −103.7005. It is in the Western Area Power Administration - Rocky Mountain Region balancing area (WACM).
Who operates Limon Generating Station?
EIA-860M for August 2026 lists Tri-State G & T Assn, Inc as the operator (EIA operator ID 30151). The operator is not always the owner.
When did Limon Generating Station start operating?
Its first generator began operating in February 2002, according to EIA-860M.
Does InfraMap have power prices for Limon Generating Station?
Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Limon Generating Station, 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
- SPP 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