Tunnel 1 Power Project
1475 Owyhee Lake Rd, Nyssa, OR 97913Plant Summary Information
Tunnel 1 Power Project is ranked #41 out of 58 hydroelectric power plants in Oregon in terms of total annual net electricity generation.
Tunnel 1 Power Project is comprised of 1 generator and generated 5.8 GWh during the 3-month period between July 2025 to October 2025.
| Plant Name | Tunnel 1 Power Project |
|---|---|
| Utility Name | Owyhee Irrigation District |
| Location | Malheur County, OR |
| Initial Operation Date | June 1993 |
| Last Update | Oct 2025 |
| Annual Generation | 21.1 GWh |
| Annual Consumption | 74.5 k MMBtu |
| Ranked #5,346 out of 13,285 Power Plants Nationwide | |
| Ranked #701 out of 1,316 Water Power Plants Nationwide | |
| Ranked #123 out of 281 Oregon Power Plants | |
| Ranked #41 out of 58 Oregon Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Tunnel 1 Power Project
Monthly Plant Fuel Consumption for Tunnel 1 Power Project
Tunnel 1 Power Project Details
| Summary Information | |
|---|---|
| Plant Name | Tunnel 1 Power Project (50362) |
| Plant Address | 1475 Owyhee Lake Rd, Nyssa, OR 97913 |
| Utility | Owyhee Irrigation District (14243) |
| Latitude, Longitude | 43.64202, -117.23267 |
| Generation Dates on File | Jan 2001 to Oct 2025 |
| Initial Operation Date | June 1993 |
| Annual Generation | 21.1 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 | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Idaho Power Company (IPCO) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Lake Owyhee |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Idaho Power Co (9191) OR |
| Grid Voltage | 69.00 kV |
| Energy Storage | No |
Generator GEN1 Details Operating June 1993
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 8.5 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 8.5 MW |
| Winter Capacity | 8.5 MW |
| Minimum Load | 1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | June 1993 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Tunnel 1 Power Project Plant Owners
| Owner Name | Address | 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 |
|---|---|---|---|
| #691 | Hodenpyl | Mesick, MI | 21.7 GWh |
| #692 | Dodge Falls Associates | Bath, NH | 21.6 GWh |
| #693 | Halsey | Auburn, CA | 21.5 GWh |
| #694 | Deerfield 4 | Buckland, MA | 21.5 GWh |
| #695 | Twin Branch | Mishawaka, IN | 21.4 GWh |
| #696 | Moyie Springs | Moyie Springs, ID | 21.4 GWh |
| #697 | Kamargo | Black River, NY | 21.3 GWh |
| #698 | Fleish | Fleish, NV | 21.3 GWh |
| #699 | Allens Falls | Parishville, NY | 21.2 GWh |
| #700 | Volta 1 | Manton, CA | 21.1 GWh |
| #702 | Shavano Falls Hydro Drop 4 | Montrose, CO | 21.1 GWh |
| #703 | East Norfolk | Norfolk, NY | 21.1 GWh |
| #704 | Reusens | Lynchburg, VA | 21.0 GWh |
| #705 | Rogers | Big Rapids, MI | 20.9 GWh |
| #706 | Taylorville | Croghan, NY | 20.7 GWh |
| #707 | Chasm | Malone, NY | 20.7 GWh |
| #708 | De Sabla | Magalia, CA | 20.7 GWh |
| #709 | West Buxton | Buxton, ME | 20.6 GWh |
| #710 | Feeder Dam Hydro Plant | S. Glen Falls, NY | 20.6 GWh |
| #711 | Lockport Powerhouse | Lockport, IL | 20.4 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Tunnel 1 Power Project.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Amalgamated Sugar LLC Nampa | Nampa, ID | 46.8 GWh | 33 mi |
| Black Canyon | Emmet, ID | 62.9 GWh | 44.4 mi |
| Fargo Drop | Wilder, ID | 3.8 GWh | 16.7 mi |
| Grove Solar Center, LLC | Vale, OR | 12.9 GWh | 21.7 mi |
| Hyline Solar Center, LLC | Ontario, OR | 19.9 GWh | 37 mi |
| ID Solar | Kuna, ID | 92.2 GWh | 47.1 mi |
| Langley Gulch Power Plant | New Plymouth, ID | 1.7 TWh | 27.4 mi |
| MC6 Hydro Facility | Kuna, ID | 8.4 GWh | 45.2 mi |
| Michell Butte Power Project | Nyssa, OR | 6.6 GWh | 9.8 mi |
| Mora Drop Hydroelectric Project | Kuna, ID | 4.6 GWh | 40.1 mi |
| Morgan Solar Center | Ontario, OR | 7.3 GWh | 22.8 mi |
| Neal Hot Springs Geothermal Project | Vale, OR | 152.3 GWh | 28.8 mi |
| Ontario Solar Center | Ontario, OR | 7.5 GWh | 34.1 mi |
| Open Range Solar Center, LLC | Nyssa, OR | 21.3 GWh | 13.6 mi |
| Owyhee Dam Power Project | Nyssa, OR | 28.2 GWh | 0.6 mi |
| Railroad Solar Center, LLC | Ontario, OR | 9.7 GWh | 25.5 mi |
| Thunderegg Solar Center, LLC | Nyssa, OR | 21.3 GWh | 23.4 mi |
| Vale Air Solar Center, LLC | Vale, OR | 20.2 GWh | 22.4 mi |
| Vale Solar Center | Ontario, OR | 6.2 GWh | 37.2 mi |
| Verde Light Community Solar | Ontario, OR | 6.8 GWh | 29.5 mi |