HydroOperatingNYISO

West Delaware Tunnel Plant

Hydro power plant in Sullivan County, New York. 7.5 MW of nameplate capacity across 1 generator, operated by Erie Boulevard Hydropower LP.

Also known as EIA plant 51033

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NeversinkReisender SolarFrog Hollow CSGKenmare - Sullivan Community CollegeRosemond Solar Commun…West Delaware Tunnel Plant10 km
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6 plants within 17 km, from EIA coordinates.

Key facts

Capacity
7.5 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
December 1988First generator online
Operator
Erie Boulevard Hydropower LPEIA operator ID 5914
Grid
NYISOBalancing authority NYIS
Price nodes
1 NYISO nodeResource nodes with prices
Location
Sullivan County, NY41.8596, −74.5103
EIA plant ID
51033EIA plant page

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

How much power West Delaware Tunnel Plant produces

Free · EIA-923

Net generation, 2025

33.9 GWh

33,865 MWh, final

Capacity factor, 2025

51.5%

2024: 28.2%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

8.2–33.9

GWh a year. Low 2016, high 2025

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
200128,270Not reported12 of 12
200231,051Not reported12 of 12
200316,994Not reported12 of 12
200419,466Not reported12 of 12
200528,202Not reported12 of 12
20068,447Not reported12 of 12
200729,012Not reported12 of 12
200820,223Not reported12 of 12
200915,967Not reported12 of 12
201031,56748.0%12 of 12
201118,76928.6%12 of 12
201238,05957.8%12 of 12
201338,28358.3%12 of 12
201422,58634.4%12 of 12
201516,13024.6%12 of 12
20168,15712.4%12 of 12
201728,25443.0%12 of 12
201811,27517.2%12 of 12
201920,66831.5%12 of 12
202025,39238.5%12 of 12
202126,34140.1%12 of 12
202220,15130.7%12 of 12
202316,45525.0%12 of 12
202418,58828.2%12 of 12
202533,86551.5%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 · NYISO

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
GEN1Conventional Hydroelectric7.5December 1988

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 Erie Boulevard Hydropower LP as the operator, which is not always the owner.

Modeled data

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Pro adds modeled values for this plant. Everything above stays free.

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Power plants near West Delaware Tunnel Plant

More plants operated by Erie Boulevard Hydropower LP

Questions about West Delaware Tunnel Plant

How much power does West Delaware Tunnel Plant produce?

West Delaware Tunnel Plant reported 33,865 MWh (33.9 GWh) of net generation in 2025, a 51.5% capacity factor on 7.5 MW of nameplate capacity.

Where is West Delaware Tunnel Plant?

West Delaware Tunnel Plant is in Sullivan County, New York, at 41.8596, −74.5103. It is in the New York Independent System Operator balancing area (NYIS).

Who operates West Delaware Tunnel Plant?

EIA-860M for August 2026 lists Erie Boulevard Hydropower LP as the operator (EIA operator ID 5914). The operator is not always the owner.

When did West Delaware Tunnel Plant start operating?

Its first generator began operating in December 1988, according to EIA-860M.

Does InfraMap have power prices for West Delaware Tunnel Plant?

Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to West Delaware Tunnel Plant, 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)
  • NYISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page