HydroOperatingNYISO

Ogdensburg

Hydro power plant in St Lawrence County, New York. 0.7 MW of nameplate capacity across 1 generator, operated by Ampersand Ogdensburg Hydro, LLC.

Also known as EIA plant 52058

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6 plants within 9.9 km, from EIA coordinates.

Key facts

Capacity
0.7 MWNameplate
Generators
1 operatingEIA-860M, August 2026
Operating since
December 1987First generator online
Operator
Ampersand Ogdensburg Hydro, LLCEIA operator ID 57184
Grid
NYISOBalancing authority NYIS
Price nodes
None linkedNo verified ISO node
Location
St Lawrence County, NY44.7041, −75.4870
EIA plant ID
52058EIA plant page

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

How much power Ogdensburg produces

Free · EIA-923

Net generation, 2025

4.39 GWh

4,388 MWh, final

Capacity factor, 2025

14.3%

2024: Not reported

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

4.0–13.9

GWh a year. Low 2023, high 2017

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
2000Not reportedNot reported0 of 12
200110,395Not reported12 of 12
200211,786Not reported12 of 12
200311,691Not reported12 of 12
200411,752Not reported12 of 12
200510,592Not reported12 of 12
200613,234Not reported12 of 12
200710,050Not reported12 of 12
200812,706Not reported12 of 12
200911,829Not reported12 of 12
201012,39740.4%12 of 12
201113,669Not reported12 of 12
20129,224Not reported12 of 12
20139,28130.3%12 of 12
201410,00332.6%12 of 12
20157,53424.6%12 of 12
20169,77931.8%12 of 12
201713,87845.3%12 of 12
20189,17429.9%12 of 12
20198,61028.1%12 of 12
20207,54724.5%12 of 12
20217,87625.7%12 of 12
20227,80025.4%12 of 12
20234,03213.2%12 of 12
2024Not reportedNot reported0 of 12
20254,38814.3%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

No verified ISO price node is linked to this plant, or its price history could not load.

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
04Conventional Hydroelectric0.7December 1987

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 Ampersand Ogdensburg Hydro, LLC as the operator, which is not always the owner.

Modeled data

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Power plants near Ogdensburg

Questions about Ogdensburg

How much power does Ogdensburg produce?

Ogdensburg reported 4,388 MWh (4.39 GWh) of net generation in 2025, a 14.3% capacity factor on 0.7 MW of nameplate capacity.

Where is Ogdensburg?

Ogdensburg is in St Lawrence County, New York, at 44.7041, −75.4871. It is in the New York Independent System Operator balancing area (NYIS).

Who operates Ogdensburg?

EIA-860M for August 2026 lists Ampersand Ogdensburg Hydro, LLC as the operator (EIA operator ID 57184). The operator is not always the owner.

When did Ogdensburg start operating?

Its first generator began operating in December 1987, according to EIA-860M.

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)

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