How many battery storage projects are planned in Colorado?

Developers have proposed 25 battery storage projects in Colorado with 3.3 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.

What is the largest planned battery storage project in Colorado?

South Platte Storage in Morgan County, Colorado is the largest planned, at 250 MW. It is expected to come online in 2027.

Who is developing battery storage projects in Colorado?

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.

Planned battery storage projects in Colorado

Developers have proposed 25 battery storage projects in Colorado with 3.3 GW of capacity, in the grid operators' interconnection queues.

Planned25

See operating battery storage projects in Colorado

Updated monthly. Last updated November 2026.

Under 50 MW50–249 MW250 MW and up

Updated monthly. Last updated November 2026.

More planned battery storage projects in Colorado are expected online in 2027 than in any other year

2026’262027’272028’282029’292030’302031’312032’322033’33

Planned battery storage projects by the year they're expected online. Source: the grid operators' interconnection queues, compiled by Cleanview.

The 10 largest planned battery storage projects in Colorado

Planned, by capacity

#	Battery storage project	County	Expected online	Capacity
1	South Platte Storage	Morgan County	2027	250 MW
2	Dry Land Prairie Energy Storage	Cheyenne County	2026	250 MW
3	Morel Energy Storage	Moffat County	2030	200 MW
4	Pawnee Solar & BESS	Morgan County	2027	200 MW
5	Moffat County Battery/Storage	Moffat County	2029	200 MW
6	Logan County Battery/Storage	Logan County	2027	200 MW
7	Spindle BESS	Weld County	2026	199 MW
8	Fortress 1	Morgan County	2028	150 MW
9	Kit Carson County Battery/Storage	Kit Carson County	2027	150 MW
10	Carousel Energy Storage, LLC	Kit Carson County	2027	150 MW

Planned battery storage projects expected online soonest in Colorado

In the next 18 months, soonest first

#	Battery storage project	County	Expected online	Capacity
1	Dry Land Prairie Energy Storage	Cheyenne County	2026	250 MW
2	Spindle BESS	Weld County	2026	199 MW
3	Fort Collins Battery/Storage	Fort Collins County	2026	125 MW
4	Weld Energy Storage	Weld County	2026	100 MW
5	Montezuma County Battery/Storage	Montezuma County	2027	100 MW
6	South Platte Storage	Morgan County	2027	250 MW
7	Logan County Battery/Storage	Logan County	2027	200 MW
8	Kit Carson County Battery/Storage	Kit Carson County	2027	150 MW
9	Montrose County Battery/Storage	Montrose County	2027	50 MW
10	Pawnee Solar & BESS	Morgan County	2027	200 MW

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

How Cleanview tracks battery storage projects

Operating battery storage projects 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 battery storage projects in Colorado

How many battery storage projects are planned in Colorado?: Developers have proposed 25 battery storage projects in Colorado with 3.3 GW of capacity, according to the grid operators' interconnection queues. Most queue projects are never built.
What is the largest planned battery storage project in Colorado?: South Platte Storage in Morgan County, Colorado is the largest planned, at 250 MW. It is expected to come online in 2027.
Who is developing battery storage projects in Colorado?: 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.