Marco Ranch
1 mile West and 4 miles South, Jerome, ID 83338Plant Summary Information
Marco Ranch is ranked #70 out of 74 hydroelectric power plants in Idaho in terms of total annual net electricity generation.
Marco Ranch is comprised of 4 generators and generated 1.1 GWh during the 3-month period between July 2025 to October 2025.
| Plant Name | Marco Ranch |
|---|---|
| Utility Name | Marco Power Inc |
| Location | Jerome County, ID |
| Initial Operation Date | August 1985 |
| Last Update | Oct 2025 |
| Annual Generation | 2.5 GWh |
| Annual Consumption | 9.0 k MMBtu |
| Ranked #10,357 out of 13,094 Power Plants Nationwide | |
| Ranked #1,215 out of 1,309 Water Power Plants Nationwide | |
| Ranked #136 out of 142 Idaho Power Plants | |
| Ranked #70 out of 74 Idaho Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Marco Ranch
Monthly Plant Fuel Consumption for Marco Ranch
Marco Ranch Details
| Summary Information | |
|---|---|
| Plant Name | Marco Ranch (50323) |
| Plant Address | 1 mile West and 4 miles South, Jerome, ID 83338 |
| Utility | Marco Power Inc (15286) |
| Latitude, Longitude | 42.63656, -114.55776 |
| Generation Dates on File | Jan 2001 to Oct 2025 |
| Initial Operation Date | August 1985 |
| Annual Generation | 2.5 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | Yes |
| FERC Small Power Producer Docket Number | 85-255-000 |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Idaho Power Company (IPCO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Northside Canal Hydroelectric |
| Ash Impoundment | |
| Transmission / Distribution Owner | Idaho Power Co (9191) ID |
| Grid Voltage | 34.50 kV |
| Energy Storage | No |
Generator 1 Details Operating August 1985
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 0.3 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 0.3 MW |
| Winter Capacity | 0.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | August 1985 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 2 Details Operating August 1985
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 0.3 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 0.3 MW |
| Winter Capacity | 0.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | August 1985 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 3 Details Operating August 1985
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 0.3 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 0.3 MW |
| Winter Capacity | 0.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | August 1985 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Generator 4 Details Operating August 1985
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 0.3 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 0.3 MW |
| Winter Capacity | 0.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | August 1985 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
Marco Ranch Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #1205 | Queens Creek | Topton, NC | 2.7 GWh |
| #1206 | Pittsfield Hydro | Burnham, ME | 2.7 GWh |
| #1207 | Three Forks Water Power Project | Zenia, CA | 2.6 GWh |
| #1208 | Baker Creek Hydroelectric | Bridgeville, CA | 2.6 GWh |
| #1209 | French Paper Hydro | Niles, MI | 2.6 GWh |
| #1210 | Cornell Hydro | Ithaca, NY | 2.6 GWh |
| #1211 | China Mill Hydro | Allenstown, NH | 2.6 GWh |
| #1212 | Rochester 26 | Rochester, NY | 2.6 GWh |
| #1213 | Nelson Creek | Big Bend, CA | 2.5 GWh |
| #1214 | Little Wood Hydro Project | Carey, ID | 2.5 GWh |
| #1216 | Skagway | Skagway, AK | 4.3 GWh |
| #1217 | Salisbury | Salisbury, VT | 2.4 GWh |
| #1218 | Rocky River (SC) | Iva, SC | 2.4 GWh |
| #1219 | Sissonville Hydro | Potsdam, NY | 2.4 GWh |
| #1220 | Tallassee Hydro Project | Clarke, GA | 2.3 GWh |
| #1221 | Danbury Dam | Danbury, WI | 2.3 GWh |
| #1222 | Boltonville Hydro Associates | Boltonville, VT | 2.3 GWh |
| #1223 | San Gabriel Hydro Project | Azusa, CA | 2.3 GWh |
| #1224 | Avalon Hydropower | Mayodan, NC | 2.3 GWh |
| #1225 | Taftville | Taftville, CT | 2.2 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Marco Ranch.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Amalgamated Sugar Twin Falls | Twin Falls, ID | 28.5 GWh | 9.6 mi |
| Big Sky Dairy Digester | Gooding, ID | 9.0 GWh | 19.8 mi |
| Blind Canyon Hydro | Wendell, ID | 3.7 GWh | 14.1 mi |
| Cargill B6 Biofactory | Jerome, ID | 635.0 MWh | 6.3 mi |
| Clear Lake | Buhl, ID | 11.8 GWh | 11.5 mi |
| Clif Bar Bakery of Twin Falls | Twin Falls, ID | 2.6 GWh | 9.9 mi |
| Crystal Springs | Filer, ID | 8.5 GWh | 3 mi |
| Dietrich Drop | Shoshone, ID | 11.9 GWh | 20.2 mi |
| Head of U Canal Hydro Project | Jerome, ID | 4.6 GWh | 12 mi |
| Lateral 10 Ventures | Buhl, ID | 565.0 MWh | 16.9 mi |
| Little Mac Project | Buhl, ID | 4.3 GWh | 5.3 mi |
| Low Line Rapids | Kimberly, ID | 8.3 GWh | 14.3 mi |
| Rock Creek I | Twin Falls, ID | 86.0 MWh | 1 mi |
| Shoshone Falls | Twin Falls, ID | 51.9 GWh | 8.3 mi |
| South Forks Hydro | Hansen, ID | 26.3 GWh | 16 mi |
| Thousand Springs | Wendell, ID | 51.8 GWh | 15.9 mi |
| Twin Falls (ID) | Kimberly, ID | 43.5 GWh | 10.8 mi |
| Upper Salmon B | Hagerman, ID | 89.1 GWh | 19.9 mi |
| West Point RNG | Wendell, ID | 13.7 GWh | 9 mi |
| Wilson Lake Hydroelectric Project | Eden, ID | 27.3 GWh | 19.5 mi |