HydroOperatingWACM

Tacoma

Hydro power plant in La Plata County, Colorado. 4.6 MW of nameplate capacity across 2 generators, operated by Public Service Co of Colorado.

Also known as Tacoma Power Plant · EIA plant 6206

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Vallecito HydroelectricAmes HydroWilliams Ignacio Natural Gas PlantLPEA Sunnyside Solar…Tacoma25 km
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4 plants within 45 km, from EIA coordinates.

Key facts

Capacity
4.6 MWNameplate
Generators
2 operatingEIA-860M, August 2026
Operating since
June 1905First generator online
Operator
Public Service Co of ColoradoEIA operator ID 15466
Grid
WACMBalancing authority WACM
Price nodes
1 SPP nodeResource nodes with prices
Location
La Plata County, CO37.5237, −107.7828
EIA plant ID
6206EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Tacoma produces

Free · EIA-923

Net generation, 2025

1.95 GWh

1,947 MWh, final

Capacity factor, 2025

4.8%

2024: 10.7%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

−0.2–21.7

GWh a year. Low 2022, high 2019

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
200015,262Not reported12 of 12
200126,667Not reported12 of 12
20029,182Not reported12 of 12
200316,780Not reported12 of 12
200426,588Not reported12 of 12
200519,094Not reported12 of 12
200613,913Not reported12 of 12
200721,999Not reported12 of 12
200818,059Not reported12 of 12
200913,270Not reported12 of 12
201016,25642.2%12 of 12
201119,697Not reported12 of 12
201212,53631.0%12 of 12
20136,49016.1%12 of 12
20142910.7%12 of 12
20151,1362.8%12 of 12
20164,0059.9%12 of 12
201713,39733.2%12 of 12
20183,5838.9%12 of 12
201921,65753.7%12 of 12
20202,3665.9%12 of 12
2021−153-0.4%12 of 12
2022−180-0.4%12 of 12
20239572.4%12 of 12
20244,32310.7%12 of 12
20251,9474.8%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 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 · SPP

Emissions

Free · EPA CAMPD

No EPA emissions units are linked to this plant.

Water use

Free · EIA-923 cooling, USGS

No 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
GeneratorTechnologyNameplate MWOnline since
1Conventional Hydroelectric2.3June 1906
2Conventional Hydroelectric2.3June 1905

Ownership and offtake

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Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Public Service Co of Colorado as the operator, which is not always the owner.

Modeled data

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Power plants near Tacoma

More plants operated by Public Service Co of Colorado

Questions about Tacoma

How much power does Tacoma produce?

Tacoma reported 1,947 MWh (1.95 GWh) of net generation in 2025, a 4.8% capacity factor on 4.6 MW of nameplate capacity.

Where is Tacoma?

Tacoma is in La Plata County, Colorado, at 37.5237, −107.7828. It is in the Western Area Power Administration - Rocky Mountain Region balancing area (WACM).

Who operates Tacoma?

EIA-860M for August 2026 lists Public Service Co of Colorado as the operator (EIA operator ID 15466). The operator is not always the owner.

When did Tacoma start operating?

Its first generator began operating in June 1905, according to EIA-860M.

Does InfraMap have power prices for Tacoma?

Yes. InfraMap has SPP day-ahead and real-time prices at 1 price node linked to Tacoma, 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)
  • 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