How many hydro power plants are in Utah?

Utah has 29 operating utility-scale hydro power plants with 0.3 GW of capacity, according to the EIA's monthly survey of power plants.

What is the largest hydro power plant in Utah?

Flaming Gorge in Daggett County, Utah is the largest, at 152 MW. It came online in 1964.

How many hydro power plants were built in Utah in 2025?

0 hydro power plants came online in Utah in 2025, with 0 MW of capacity.

Who is developing hydro power plants in Utah?

Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.

Hydro power plants in Utah

Utah has 29 operating hydro power plants with 0.3 GW of capacity.

Operating29

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

Utah had 28 hydro power plants online in 2016 and 29 in 2026

2016’162017’172018’182019’192020’202021’212022’222023’232024’242025’252026’26

Hydro power plants online at the end of each year. Source: EIA-860M, compiled by Cleanview.

The 10 largest hydro power plants in Utah

Operating, by capacity

#	Hydro power plant	County	Year online	Capacity
1	Flaming Gorge	Daggett County	1964	152 MW
2	Cutler Hydro	Box Elder County	1927	30 MW
3	Jordanelle Dam Hydroelectric Project	Wasatch County	2008	13 MW
4	Hydro II	Cache County	1986	7 MW
5	Pioneer	Weber County	1910	5 MW
6	Deer Creek (UT)	Wasatch County	1958	5 MW
7	Little Cottonwood	Salt Lake County	1983	5 MW
8	Echo Dam	Summit County	1987	4 MW
9	Boulder	Garfield County	1961	4 MW
10	Gateway	Morgan County	1958	4 MW

Hydro power plants that came online most recently in Utah

Newest first

#	Hydro power plant	County	Year online	Capacity
1	Causey	Weber County	2021	2 MW
2	Jordanelle Dam Hydroelectric Project	Wasatch County	2008	13 MW
3	Unit 4	Sanpete County	1993	1 MW
4	Pine View Dam	Weber County	1991	2 MW
5	Manti Lower	Sanpete County	1989	1 MW
6	Bartholomew	Utah County	1988	1 MW
7	Manti Upper	Sanpete County	1988	1 MW
8	Echo Dam	Summit County	1987	4 MW
9	Hydro II	Cache County	1986	7 MW
10	Quail Creek Hydro Plant #1	Washington County	1985	2 MW

The developer behind each project is on paid plans. See plans

How Cleanview tracks hydro power plants

Operating hydro power plants come from the EIA's monthly survey of power plants. Planned projects come from the grid operators' interconnection queues. We research who is developing each one, since a queue lists a project company, not its owner.

Questions about hydro power plants in Utah

How many hydro power plants are in Utah?: Utah has 29 operating utility-scale hydro power plants with 0.3 GW of capacity, according to the EIA's monthly survey of power plants.
What is the largest hydro power plant in Utah?: Flaming Gorge in Daggett County, Utah is the largest, at 152 MW. It came online in 1964.
How many hydro power plants were built in Utah in 2025?: 0 hydro power plants came online in Utah in 2025, with 0 MW of capacity.
Who is developing hydro power plants in Utah?: Interconnection queues list each project under a project company, not the developer behind it. Cleanview researches the developer of every project and has them on paid plans.