Flatiron

n/a, Loveland, CO 80539

Plant Summary Information

Flatiron is ranked #3 out of 46 hydroelectric power plants in Colorado in terms of total annual net electricity generation.

Flatiron is comprised of 3 generators and generated 65.1 GWh during the 3-month period between June 2025 to September 2025.

Plant Name	Flatiron
Utility Name	U S Bureau of Reclamation
Location	Larimer County, CO
Initial Operation Date	January 1954
Last Update	Sep 2025
Annual Generation	202.8 GWh
Annual Consumption	890.5 k MMBtu
Ranked #2,445 out of 12,539 Power Plants Nationwide
Ranked #209 out of 1,332 Water Power Plants Nationwide
Ranked #52 out of 282 Colorado Power Plants
Ranked #3 out of 46 Colorado Water Power Plants
Fuel Types	Water

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Summary Information
Plant Name	Flatiron (518)
Plant Address	, Loveland, CO 80539
Utility	U S Bureau of Reclamation (2518)
Latitude, Longitude	40.365, -105.23603
Generation Dates on File	Jan 2001 to Sep 2025
Initial Operation Date	January 1954
Annual Generation	202.8 GWh
Fuel Types	Water

Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration Status	No
FERC Small Power Producer Status	No
FERC Exempt Wholesale Generator Status	No

Regulatory Information
Regulatory Status	Regulated
NERC Region	WECC
Balancing Authority	Western Area Power Administration - Rocky Mountain Region (WACM)
NAICS Code	Utilities (22)
Sector	Electric Utility (1)
Water Source	Colorado River
Ash Impoundment	No
Transmission / Distribution Owner	WAPA-- Western Area Power Administration (27000) CO
Grid Voltage	115.00 kV
Energy Storage	Yes

* Data obtained from the 2024 EIA 860 Report

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	43 MW
Nameplate Power Factor	0.94
Summer Capacity	43 MW
Winter Capacity	43 MW
Minimum Load	12.9 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	January 1954
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M

Technology	Conventional Hydroelectric
Prime Mover	Hydroelectric Turbine
Ownership	Single Owner
Nameplate Capacity	43 MW
Nameplate Power Factor	0.94
Summer Capacity	43 MW
Winter Capacity	43 MW
Minimum Load	12.9 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	January 1954
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M

Technology	Hydroelectric Pumped Storage
Prime Mover	Pumped Storage
Ownership	Single Owner
Nameplate Capacity	8.5 MW
Nameplate Power Factor	0.94
Summer Capacity	8.5 MW
Winter Capacity	8.5 MW
Minimum Load	2.6 MW

Uprate/Derate Completed	No
Status	Operating
First Operation Date	May 1954
Combined Heat & Power	No
Sector Name	Electric Utility (1)
Energy Source	Water
Time From Cold Shutdown To Full Load	10M

Owner Name	Address	Generator	Ownership
*We couldn't locate any owners for this plant*

Power plants with a similar annual net generation from Water.

Rank	Plant Name	Plant Location	Annual Generation
#199	Claytor	Radford, VA	220.4 GWh
#200	Detroit	Mill City, OR	219.7 GWh
#201	Eufaula Dam	Porum, OK	219.6 GWh
#202	Haas	Balch Camp, CA	219.6 GWh
#203	Donnells	None, CA	219.2 GWh
#204	Lewis Smith Dam	Jasper, AL	219.0 GWh
#205	Thurlow Dam	Tallassee, AL	211.8 GWh
#206	Big Creek 2A	Auberry, CA	211.3 GWh
#207	Degray	Arkadelphia, AR	211.1 GWh
#208	Hudson Falls Hydroelectric Project	South Glens Falls, NY	210.4 GWh
#210	Edison Sault	Sault Ste. Marie, MI	199.0 GWh
#211	Sam Rayburn Dam	Jasper, TX	198.5 GWh
#212	Cowlitz Falls	Randle, WA	196.3 GWh
#213	Colton	Pierrepont, NY	195.0 GWh
#214	Woodleaf	Forbestown, CA	193.8 GWh
#215	Prospect 2	Prospect, OR	193.1 GWh
#216	Kern River 1	Bakersfield, CA	192.1 GWh
#217	Denison	Denison, TX	191.9 GWh
#218	Pit 1	Burney, CA	188.4 GWh
#219	Markham	Locust Grove, OK	188.2 GWh

Below are closest 20 power plants surrounding Flatiron.

Plant Name	Plant Location	Annual Generation	Distance
Big Thompson	Loveland, CO	4.0 GWh	3.9 mi
Carter Hydro	Berthoud, CO	9.9 GWh	3.2 mi
CBEP Solar 4, LLC	Milliken, CO	7.9 GWh	21.3 mi
CBEP Solar 5, LLC	Johnstown, CO	9.8 GWh	18.7 mi
CBEP Solar 7	Johnstown, CO	3.4 GWh	18.9 mi
City of Boulder WWTP	Boulder, CO	1.2 GWh	22.1 mi
Coyote Ridge Community Solar	Fort Collins, CO	3.2 GWh	10.9 mi
Estes	Estes Park, CO	107.5 GWh	14.4 mi
Fort St Vrain	Platteville, CO	3.8 TWh	20.8 mi
IBM Solar	Boulder, CO	10.6 GWh	22.6 mi
Jack's Solar Garden	Longmont, CO	2.2 GWh	17.7 mi
Marys Lake	Estes Park, CO	4.5 GWh	15.8 mi
NSE Camber Solar PS5 LLC (CSG)	Platteville, CO	3.6 GWh	22.3 mi
NSE Camber Solar PS6 LLC CSG	Platteville, CO	3.8 GWh	22.9 mi
Pivot Solar 20	Johnstown, CO	8.9 GWh	16.4 mi
Pole Hill	Loveland, CO	150.6 GWh	4.7 mi
RV CSU Power II LLC	Fort Collins, CO	2.7 GWh	16.4 mi
RV CSU Power LLC	Fort Collins, CO	1.8 GWh	16.3 mi
SR Mavericks	Mead, CO	15.3 GWh	14.3 mi
Valley View Solar	Greeley, CO	9.2 GWh	18.5 mi