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 #10,346 out of 13,081 Power Plants Nationwide | |
| Ranked #1,218 out of 1,311 Water Power Plants Nationwide | |
| Ranked #136 out of 142 Idaho Power Plants | |
| Ranked #70 out of 74 Idaho Water Power Plants | |
| Fuel Types | Water |
Map of Marco Ranch
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Marco Ranch.
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 |
|---|---|---|---|
| #1208 | Pittsfield Hydro | Burnham, ME | 2.7 GWh |
| #1209 | Three Forks Water Power Project | Zenia, CA | 2.6 GWh |
| #1210 | Baker Creek Hydroelectric | Bridgeville, CA | 2.6 GWh |
| #1211 | French Paper Hydro | Niles, MI | 2.6 GWh |
| #1212 | Waddell | Peoria, AZ | 2.6 GWh |
| #1213 | China Mill Hydro | Allenstown, NH | 2.6 GWh |
| #1214 | Rochester 26 | Rochester, NY | 2.6 GWh |
| #1215 | Nelson Creek | Big Bend, CA | 2.5 GWh |
| #1216 | Little Wood Hydro Project | Carey, ID | 2.5 GWh |
| #1217 | Avalon Hydropower | Mayodan, NC | 2.5 GWh |
| #1219 | Skagway | Skagway, AK | 4.3 GWh |
| #1220 | Salisbury | Salisbury, VT | 2.4 GWh |
| #1221 | Rocky River (SC) | Iva, SC | 2.4 GWh |
| #1222 | Sissonville Hydro | Potsdam, NY | 2.4 GWh |
| #1223 | Danbury Dam | Danbury, WI | 2.3 GWh |
| #1224 | Boltonville Hydro Associates | Boltonville, VT | 2.3 GWh |
| #1225 | Pepperell Hydro Power Plant | Pepperell, MA | 2.3 GWh |
| #1226 | San Gabriel Hydro Project | Azusa, CA | 2.3 GWh |
| #1227 | Taftville | Taftville, CT | 2.2 GWh |
| #1228 | West Danville 15 | Danville, VT | 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 |