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We’re proud to serve communities across the Northeast US with 24/7, clean, safe, power.

Stillwater
Wyre Wynd
West Charleston
Waterloo
Texon
Pawtucket No. 2
Glendale
Saxapahaw
Five Mile Pond
Seneca Falls
Quinebaug
Dahowa
Newport
Comtu Falls
Chittenden Falls
Weston
Rochester
Forestport
Steels Pond
Sebec
Eel Weir
Mount Ida
West End
Mill Pond
Burt Dam
Tannery
Pine Valley
Little Falls
Mallison Falls
Gambo
Brighton
Collins
Dundee
Brockway
Campton
Avery
New Hampshire

Avery

The Avery Dam is a 435kW hydroelectric project located on Opechee Bay in the center of Laconia, New Hampshire. The powerhouse, constructed in 1986, contains a variable pitch E7650R Flygt turbine and one fixed blade E7620 Flygt turbine.

Year of acquisition
2023
Nameplate capacity (kW)
435
Average annual generation (MWh)
1,664
Maryland

Brighton

The Brighton Project is located on the Patuxent River near Laurel, Maryland at the outlet of the Triadelphia Reservoir. The Triadelphia reservoir, with a storage capacity of approximately 19,500 acre-feet, is fed by two major tributaries: the Upper Patuxent and Cattail Creek. The dam is a 995-foot-long, 55-foot-high rockfill buttress dam built in the 1940’s. The spillway section of Brighton Dam has thirteen Tainter gates, each 15 feet high. There are two turbine-generator sets, each with a 187-kW rating at 50 cubic feet per second and 52 feet of head.

Year of acquisition
2023
Nameplate capacity (kW)
374
Average annual generation (MWh)
1,850
Vermont

Brockway

The Brockway Project is located on the Williams River near Chester, Vermont. The Project works consist of: a 135-foot-long and 15-foot-high concrete dam with a 107-foot-long ogee spillway section with provisions for 3-foot-high flashboards; an intake structure located just upstream of the dam at the right river bank; a 406-foot-long penstock; a powerhouse containing a single Ossberger cross-flow turbine, with two guide vanes, rated 564 kW and connected to a synchronous generator; a tailrace returning flow to the Williams River approximately 300 feet downstream of the dam; 400 feet of underground transmission line; and appurtenant facilities. The Project was constructed in 1984.

Year of acquisition
2023
Nameplate capacity (kW)
564
Average annual generation (MWh)
1,800
New York

Burt Dam

Burt Dam Project is located on the Eighteen Mile Creek in Niagara County, New York. The Project consists of a concrete dam approximately 328 feet long with a maximum height of approximately 59.5 feet. The concrete dam consists of the following structures: a left and right non-overflow section, an ogee overflow spillway, and the intake/powerhouse structure. The concrete powerhouse is located on the downstream face of the right non-overflow spillway and contains a single vertical Francis turbine-generator unit rated 600 kW. The rated head and discharge of the turbine are 46 vertical feet and 215 cfs, respectively. The project was originally placed in-service in 1924 but received a major overhaul and FERC exemption in 1987.

Year of acquisition
2023
Nameplate capacity (kW)
600
Average annual generation (MWh)
1,727
New Hampshire

Campton

The Campton Project consists of a dam and a three-unit powerhouse with a total nameplate capacity of 766 kW. The project operates as an automated run-of-river facility. The dam, owned by the U.S. Forest Service and is leased to Relevate Power under a Special Use Permit, is a reinforced concrete gravity structure approximately 341 feet long, with a maximum structural height of about 37 feet above the foundation. The spillway ogee section is 151 feet long. It contains a 36-inch-diameter mud gate, which has been used to drain the pond as required. This dam was constructed in 1935 by the Civilian Conservation Corps for recreational purposes, replacing a timber crib structure owned and operated in the 1800’s. The project intake feeds a 78-inch steel penstock running 600 feet downstream to the powerhouse, where it trifurcates to feed each turbine.

Year of acquisition
2023
Nameplate capacity (kW)
766
Average annual generation (MWh)
1,100
New York

Chittenden Falls

The site of Columbia County’s first paper mill in 1820, Chittenden Falls Hydroelectric Project is located on the Kinderhook Creek in Stuyvesant, NY. The plant was repowered in 1981 and under a partnership with Skidmore College, has been refurbished. Producing 20% of Skidmore’s load, it also houses a remote classroom and exhibit area.

Year of acquisition
2023
Nameplate capacity (kW)
850
Average annual generation (MWh)
2999
Massachusetts

Collins

The Collins Hydroelectric project is a 1.5MW facility located on the Chicopee River in the towns of Ludlow and Wilbraham, Massachusetts. Collins Dam is located at River Mile 12.6 between the upstream Red Bridge Dam and Putts Bridge Dam. The Project includes an approximate 430-foot-long dam that consists of (from right to left): a 56-foot-long spillway section; an approximately 40-foot-wide concrete intake/generating station with trashracks, two hydraulically operated concrete stoplog panels, two submerged ESAC bulb turbines, an elevated control room, and two concrete dewatering panels for the draft tubes; and an approximate 334-foot-long spillway section with four concrete piers dividing the spillway into five spans approximately 64 feet long.

Year of acquisition
2023
Nameplate capacity (kW)
1,500
Average annual generation (MWh)
5,416
Vermont

Comtu Falls

Located on the historic Black River, the Comtu Falls Hydroelectric Project generates clean electricity in downtown Springfield, Vermont. The hydroelectric plant generates 2.5 million kilowatt hours of clean energy each year - enough to power 372 homes.

Year of acquisition
2023
Nameplate capacity (kW)
460
Average annual generation (MWh)
2998
New York

Dahowa

Harnessing flows from the Batten Kill River, the Dahowa Hydroelectric Project overlooks Dionondahowa Falls in New York's Capital Region. The current station was built in 1991, utilizing 110 feet of head and a vertical Kaplan turbine to produce enough to power more than 3,000 homes.

Year of acquisition
2023
Nameplate capacity (kW)
10500
Average annual generation (MWh)
31012
Maine

Dundee

The Dundee Project, originally constructed in 1913, is located on the Presumpscot River in Cumberland County, Maine. Dundee is one of five individual hydroelectric plants on a 9-mile stretch of the Presumpscot River at the outlet of Sebago Lake in southwestern Maine.The project includes: a 1,492-foot-long dam, a powerhouse containing three horizontal turbine-generators, a bypass reach, a tailrace channel, and an eel lift.

Year of acquisition
2023
Nameplate capacity (kW)
2,400
Average annual generation (MWh)
16,000
Maine

Eel Weir

The Eel Weir Project is located on the Presumpscot River at the outlet of Sebago Lake in the towns of Windham and Standish, Maine. Eel Weir is one of five individual hydroelectric plants on a 9-mile stretch of the Presumpscot River at the outlet of Sebago Lake in southwestern Maine. The project headgates were installed in the mid-1800s at the outlet of Sebago Lake and the generating facilities were later commissioned in 1903. The project includes a powerhouse containing three horizontal Hercules turbines with a total installed capacity of 1.8 MW; and a 3.5-mile-long 11 kV transmission line.

Year of acquisition
2023
Nameplate capacity (kW)
1,800
Average annual generation (MWh)
4,000
Connecticut

Five Mile Pond

Utilizing dam infrastructure built during the industrial revolution, Quinebaug and Five Mile Pond hydro projects were built in the late 1980's. The projects are located in northeastern CT, near the confluence of the Five Mile and Quinebaug Rivers. Collectively, the two projects generate enough clean power to electrify nearly 1,000 New England households a year.

Year of acquisition
2023
Nameplate capacity (kW)
2601
Average annual generation (MWh)
7310
New York

Forestport

The Forestport development is located at the confluence of the Black River and Alder Creek and consists of two separate impoundments, the Black River reservoir and Alder Pond. The Black River Reservoir is directed to Alder Pond through a short feeder canal. Alder Pond is then channeled to the Black River Feeder Canal, which was originally constructed as a feeder for the Erie Canal to transport lumber, and then to the facility’s intake. The powerhouse contains a single 3.30-MW generating unit.

Year of acquisition
2023
Nameplate capacity (kW)
3,300
Average annual generation (MWh)
11,306
Maine

Gambo

The Gambo Hydroelectric Project is located on the Presumpscot River in Cumberland County, Maine. The site was originally developed as a sawmill in the 18th century. In 1912, the current dam was constructed. Gambo is one of five individual hydroelectric plants on a 9-mile stretch of the Presumpscot River at the outlet of Sebago Lake in southwestern Maine. The project includes a dam, spillway, canal intake, powerhouse, two turbines, bypass reach, and upstream eel passage facilities. The powerhouse is a concrete and brick structure containing two identical vertical Francis turbines direct-connected to generators with a total installed capacity of 1.9 MW.

Year of acquisition
2023
Nameplate capacity (kW)
1,900
Average annual generation (MWh)
7,000
Massachusetts

Glendale

The Glendale hydro facility is comprised of five units totaling 1.14 MW of capacity. Located on the Housatonic River in Stockbridge, MA, the facility offers recreational access for canoeing and bank fishing. Its powerhouse is listed in the National Register of Historic Places in recognition of its engineering and industrial uses dating back to 1900.

Year of acquisition
2023
Nameplate capacity (kW)
1305
Average annual generation (MWh)
5798
Maine

Little Falls

The Little Falls Hydroelectric Project is located on the Presumpscot River in Maine and is the fifth hydro project downstream of the Sebago Lake outlet. The project includes the dam, intake structure, powerhouse, four vertical Francis turbines, a bypass reach, and upstream eel passage facilities. The dam is a 331-foot-long, 14- foot-high, reinforced concrete and masonry structure. A mid-century modern masonry powerhouse and office is also integral to the dam. It contains four vertical Francis turbines direct-connected to generators with a total installed capacity of 1 MW.

Year of acquisition
2023
Nameplate capacity (kW)
1,000
Average annual generation (MWh)
4,200
Maine

Mallison Falls

The Mallison Hydroelectric Project is located on the Presumpscot River in Maine and is the sixth hydro project downstream of the Sebago Lake outlet. The project site has been used for a variety of manufacturing purposes since c. 1740, but the site was developed specifically for hydroelectric generation in the early 1900s to power the local paper mill. The project includes: the dam, intake canal, powerhouse, two turbines, and upstream eel passage facilities. The powerhouse contains two identical vertical Francis turbines directly connected to synchronous generators with a total installed capacity of 0.8 MW.

Year of acquisition
2023
Nameplate capacity (kW)
800
Average annual generation (MWh)
4,200
New York

Mill Pond

Mill Pond is located on the Catskill Creek in Leeds, New York. The facility was constructed in 1988 at an existing dam with used, but robust, components from the early 1900s. The Project includes: a 4-foot-high, 165-foot-long dam; an intake structure; penstock; and powerhouse with two identical generating units. Mill Pond has an installed capacity of 1,000 kW and produces 2.24 Gigawatt hours (GWH) of energy per year, on average.

Year of acquisition
2023
Nameplate capacity (kW)
1,000
Average annual generation (MWh)
2,324
New York

Mount Ida

The Mount Ida generating station, constructed in 1983, is located on Poestenkill Creek in Troy, New York. It consists of a low-hazard timber A-frame type dam, reinforced intake structure, a water conveyance tunnel, and powerhouse. Water is diverted from the streambed at the top of Poestenkill Gorge, a 160 foot natural rockfall, and channeled through a 525-foot-long underground rock tunnel and a 775-foot-long reinforced concrete/steel penstock, before falling into a 94-foot-deep reinforced concrete caisson that contains (2) 1,460 kW Boving Francis turbines.

Year of acquisition
2023
Nameplate capacity (kW)
2,900
Average annual generation (MWh)
8,487
Vermont

Newport

Located along the biologically-rich Clyde River of northern VT, the Newport hydro project has been powering the region since the 1930s. Today, the facility consists of a dam, penstock, upstream and downstream fish passage, and a powerhouse containing three hydroelectric generating units. A 150-kilowatt solar photovoltaic system is co-located at the station.

Year of acquisition
2023
Nameplate capacity (kW)
4000
Average annual generation (MWh)
15223
Rhode Island

Pawtucket No. 2

Pawtucket No. 2 is housed in the historic Bridge Mill Power Plant, which has provided clean energy to Pawtucket from the Blackstone River since the late nineteenth century. The facility was repowered in 1981, received certification as a low-impact site in 2014, and generates enough electricity to power 672 homes annually.

Year of acquisition
2023
Nameplate capacity (kW)
1675
Average annual generation (MWh)
4632
New Hampshire

Pine Valley

The Pine Valley Hydroelectric Project consists of a concrete gravity dam and a generating station located on the Souheagan River in Milford, New Hampshire. The generating station contains two 292 kW Camel Back Francis turbine-generator units. The dam is 200 feet long and 23 feet high and utilizes wooden flashboards. The project was constructed and put in service in 1912.

Year of acquisition
2023
Nameplate capacity (kW)
585
Average annual generation (MWh)
1,750
Connecticut

Quinebaug

Utilizing dam infrastructure built during the industrial revolution, Quinebaug and Five Mile Pond hydro projects were built in the late 1980's. The projects are located in northeastern CT, near the confluence of the Five Mile and Quinebaug Rivers. Collectively, the two projects generate enough clean power to electrify nearly 1,000 New England households a year.

Year of acquisition
2023
Nameplate capacity (kW)
2601
Average annual generation (MWh)
7310
New Hampshire

Rochester

The Rochester Project is located on the Cocheco River in Rochester, New Hampshire. The project consists of a 20-foot-high and 106-foot-long concrete gravity dam with a maximum storage capacity of seven acre-feet, a 72-inch-diameter and 285-foot-long riveted steel penstock, a powerhouse containing a single 184 kW horizontal Francis generating unit with a hydraulic capacity of 85 cfs, and a 400-foot-long transmission line.

Year of acquisition
2023
Nameplate capacity (kW)
125
Average annual generation (MWh)
350
North Carolina

Saxapahaw

The Saxapahaw Hydroelectric Project is located on the Haw River and was the first independently owned clean energy generator in the state. Today, the project produces almost 5,600,000 kilowatt hours of clean electricity a year.

Year of acquisition
2023
Nameplate capacity (kW)
1500
Average annual generation (MWh)
5292
Maine

Sebec

The Sebec Hydroelectric Project is aptly located on the Sebec River at the outlet of Sebec Lake in the Town of Sebec, Maine. The powerhouse contains two semi-Kaplan bulb turbine-generator units, one with a 550 kW capacity and the second with a 317 kW capacity. Water is channeled to the powerhouse via a 60-foot-long, 30-foot-wide, and 14-foot-deep forebay canal and controlled at the powerhouse by two 10-foot by 11-foot hydraulically operated slide gates. The original timber crib dam was constructed pre-1882 and was reconstructed in 1920. The original powerhouse (built circa 1920) burned down in 1940, and a new powerhouse was constructed between 1984 and 1985.

Year of acquisition
2023
Nameplate capacity (kW)
867
Average annual generation (MWh)
3,203
New York

Seneca Falls

Located in historic Seneca Falls, NY, birthplace of the women's rights movement, the Seneca Falls hydro station takes advantage of excess water flow and elevation created by the construction of the Cayuga-Seneca Falls Canal in the early 1900s. Today, this 8 MW project generates enough electricity to power nearly 1,800 New York households.

Year of acquisition
2023
Nameplate capacity (kW)
8500
Average annual generation (MWh)
10941
New Hampshire

Steels Pond

The Steels Pond Hydroelectric Project is located on the North Branch of the Contoocook River in New Hampshire. The Project consists of a 173-foot-long and 20-foot-high concrete gravity dam impounding a reservoir (Steels Pond) with negligible storage capacity. One of the five turbine-generators has a 75 kW capacity, two have 150 kW capacities each, and the last two have 300 kW capacities each. All turbines are of a fixed guide vane, propellor type.

Year of acquisition
2023
Nameplate capacity (kW)
975
Average annual generation (MWh)
3,200
New York

Stillwater

Completed in 1993, Stillwater Hydroelectric Project is located on the Hudson River just north of Albany. The facility represents an excellent example of high flow, low head hydro generation in upstate New York.

Year of acquisition
2023
Nameplate capacity (kW)
3500
Average annual generation (MWh)
13756
New York

Tannery

The Tannery Project is located on the Black River in Carthage, New York. The Project works consist of three separate dams: Tannery Dam "A” - a 14-foot-high, 125-foot-long timber crib dam with concrete cap; Spicer Dam "B” - a 6-foot high, 115-foot-long concrete gravity dam; and Spicer Dam "C” – a 6-foot high, 290-foot-long concrete gravity dam. The project contains a 50-foot-long by 36.5-foot-wide open-flume-type powerhouse structure containing five Flygt submersible-type turbine/generators having a generating capacity of 1,875 kW at 15.8 feet net head.

Year of acquisition
2023
Nameplate capacity (kW)
1,875
Average annual generation (MWh)
9,000
Massachusetts

Texon

The Texon hydroelectric facility has a 1.5 MW single unit located on mile 24 of the Westfield River in Russell, Hampden County, MA. It contains river access for canoeing and fishing. The facility has completed a rigorous certification process and been recognized by the Low Impact Hydropower Institute for its environmental benefits.

Year of acquisition
2023
Nameplate capacity (kW)
1500
Average annual generation (MWh)
6775
New York

Waterloo

Located in downtown Waterloo, NY, home of the first Memorial Day celebration, this 2 MW project first generated clean power a hundred years ago. Neighboring Tompkins County entered into a long-term operating agreement for the project's generation, allowing it to meet 63% of its annual electric consumption with renewable energy.

Year of acquisition
2023
Nameplate capacity (kW)
1440
Average annual generation (MWh)
3232
Vermont

West Charleston

The 0.675 MW West Charleston hydro facility is located on the Clyde River in northern Vermont. Originally constructed in the early 1900s, it operated for nearly a century before being abandoned. With the value of renewable power increasingly recognized a new powerhouse was constructed in 2010 and the facility was returned to operation.

Year of acquisition
2023
Nameplate capacity (kW)
685
Average annual generation (MWh)
2296
New York

West End

The West End Hydroelectric Project is located on the Black River in Carthage, New York. The project works consist of a 1,500 foot long, low-hazard dam with an uncontrolled spillway, a non-overflow concrete wall section, a sluice gate, and a powerhouse with an integral intake. The Powerhouse is a concrete structure containing two turbine-generator units with a total capacity to generate 5.0 MW, and an overhead crane.

Year of acquisition
2023
Nameplate capacity (kW)
5,000
Average annual generation (MWh)
22,000
New Hampshire

Weston

The Weston Dam Project is located on the Upper Ammonoosuc River in the Town of Groveton, New Hampshire. The Project consists of a concrete-covered stone and timber crib dam with an overall height of 18 feet. The Unit 13 generator has a capacity of 243 kW and the Unit 15 generator has a capacity of 325 kW. The transmission line is 480 Volts (V), which is stepped up by three pole-mounted 250 kVA transformers. Co-located on the site is a 45-kW solar array that provides power of plant service.

Year of acquisition
2023
Nameplate capacity (kW)
568
Average annual generation (MWh)
2,500
Connecticut

Wyre Wynd

The Wyre Wynd Hydroelectric Project is located on the Quinebaug River in Jewett City, Connecticut. Originally designed to support a textile mill in the 1800s, the station now produces enough clean energy to power 2,000 homes.

Year of acquisition
2023
Nameplate capacity (kW)
2780
Average annual generation (MWh)
10634