Rainbow (CT)
347 Rainbow Road, Windsor, CT 6095Plant Summary Information
Rainbow (CT) is ranked #6 out of 12 hydroelectric power plants in Connecticut in terms of total annual net electricity generation.
Rainbow (CT) is comprised of 2 generators and generated 4.7 GWh during the 3-month period between March 2026 to June 2026.
| Plant Name | Rainbow (CT) |
|---|---|
| Utility Name | Farmington River Power Company |
| Location | Capitol Planning Region, CT |
| Initial Operation Date | December 1925 |
| Last Update | Jun 2026 |
| Annual Generation | 19.9 GWh |
| Annual Consumption | 77.1 k MMBtu |
| Ranked #5,391 out of 13,094 Power Plants Nationwide | |
| Ranked #710 out of 1,309 Water Power Plants Nationwide | |
| Ranked #51 out of 168 Connecticut Power Plants | |
| Ranked #6 out of 12 Connecticut Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Rainbow (CT)
Monthly Plant Fuel Consumption for Rainbow (CT)
Rainbow (CT) Details
| Summary Information | |
|---|---|
| Plant Name | Rainbow (CT) (559) |
| Plant Address | 347 Rainbow Road, Windsor, CT 6095 |
| Utility | Farmington River Power Company (6207) |
| Latitude, Longitude | 41.91531, -72.69362 |
| Generation Dates on File | Jan 2001 to Jun 2026 |
| Initial Operation Date | December 1925 |
| Annual Generation | 19.9 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 | NPCC |
| Balancing Authority | ISO New England Inc. (ISNE) |
| NAICS Code | Utilities (22) |
| Sector | Electric Utility (1) |
| Water Source | Farmington River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Connecticut Light & Power Co (4176) CT |
| Grid Voltage | 27.60 kV |
| Energy Storage | No |
Generator 1 Details Operating December 1925
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 4 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 4 MW |
| Winter Capacity | 4 MW |
| Minimum Load | 4 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1925 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator 2 Details Operating December 1925
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 4 MW |
| Nameplate Power Factor | 1 |
| Summer Capacity | 4 MW |
| Winter Capacity | 4 MW |
| Minimum Load | 4 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 1925 |
| Combined Heat & Power | No |
| Sector Name | Electric Utility (1) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Rainbow (CT) 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 |
|---|---|---|---|
| #700 | Reusens | Lynchburg, VA | 21.0 GWh |
| #701 | Rogers | Big Rapids, MI | 20.9 GWh |
| #702 | Taylorville | Croghan, NY | 20.7 GWh |
| #703 | Chasm | Malone, NY | 20.7 GWh |
| #704 | De Sabla | Magalia, CA | 20.7 GWh |
| #705 | West Buxton | Buxton, ME | 20.6 GWh |
| #706 | Feeder Dam Hydro Plant | S. Glen Falls, NY | 20.6 GWh |
| #707 | Moline | Moline, IL | 20.8 GWh |
| #708 | Nooksack Hydro | Glacier, WA | 20.2 GWh |
| #709 | Middle Fork Irrigation District | Parkdale, OR | 20.0 GWh |
| #711 | Varick | Oswego, NY | 19.9 GWh |
| #712 | International Paper Riley Hydro | Jay, ME | 19.7 GWh |
| #713 | Jarvis (Hinckley) | Hinckley, NY | 19.7 GWh |
| #714 | Verdi | Verdi, NV | 19.7 GWh |
| #715 | Buck Hydro | Ivanhoe, VA | 19.6 GWh |
| #716 | Watertown | Watertown, NY | 19.2 GWh |
| #717 | City of Peru Plank Road Generating Station | Peru, IL | 19.6 GWh |
| #718 | High Dam | Oswego, NY | 19.1 GWh |
| #719 | Turnbull Hydro | Fairfield, MT | 19.0 GWh |
| #720 | Siphon Power Project | Bend, OR | 19.0 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Rainbow (CT).
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| ALDI DC 2 | South Windsor, CT | 1.3 GWh | 7 mi |
| Algonquin Windsor Locks | Windsor Locks, CT | 144.9 GWh | 3.5 mi |
| Amazon BDL4 | Windsor, CT | 3.7 GWh | 2 mi |
| Bradley Energy Center | Windsor Locks, CT | 11.3 GWh | 1 mi |
| Canis Major Solar Farm | Suffield, CT | 3.4 GWh | 6.8 mi |
| East Windsor | East Windsor, CT | 869.0 MWh | 8.7 mi |
| East Windsor Solar One | East Windsor, CT | 6.5 GWh | 9.2 mi |
| East Windsor Solar Two | East Windsor, CT | 749.0 MWh | 8.4 mi |
| ENGIE 2019 ProjectCo-MA1, LLC | Agawam, MA | 5.1 GWh | 9 mi |
| Goose Pond Solar | Southwick, MA | 7.0 GWh | 7.8 mi |
| Gravel Pit Solar, LLC | East Windsor, CT | 196.8 GWh | 7.7 mi |
| Hartford Landfill Solar EGF | Hartford, CT | 1.2 GWh | 8.8 mi |
| Kearsarge Southwick LLC | Southwick, MA | 4.7 GWh | 8.1 mi |
| Niagara Bottling - Bloomfield | Bloomfield, CT | 4.0 GWh | 4.1 mi |
| Norcap North | East Windsor, CT | 3.5 GWh | 8 mi |
| Norcap South | East Windsor, CT | 3.6 GWh | 8 mi |
| Pepperidge Farm Bloomfield | Bloomfield, CT | 15.5 GWh | 3.4 mi |
| Raffia Road Solar Project | Enfield, CT | 7.0 GWh | 7.6 mi |
| South Windsor Fuel Cell | South Windsor, CT | 37.4 GWh | 8 mi |
| Southington Solar One | Southington, CT | 9.1 GWh | 9.2 mi |