8 MW Hydro operating in Hartford, CT — ISO New England Inc.
8 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1925
Operating Since
Coordinates
41.9153, -72.6936
County
Hartford, CT
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Farmington River Power Company | — | — |
| Owner(s) | Farmington River Power Company | — | — |
| Status | Operating | — | — |
The Rainbow hydroelectric plant is located in Hartford County, Connecticut. It has a total capacity of 8 MW across two generators, utilizing conventional hydroelectric technology. The plant began operating in 1925 and is owned and operated by Farmington River Power Company. Its primary fuel source is water (WAT).
Rainbow's latest annual generation was 20,905 MWh, resulting in a capacity factor of 29.8%. The plant operates within the ISO New England Inc. balancing authority and the Northeast Power Coordinating Council (NPCC) NERC region. Rainbow ranks as the 7th largest hydroelectric plant out of 14 in Connecticut, and 737th out of 1464 nationally.
Generated from EIA, GEM, and public data sources
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
27.6 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
1.8K MWh
Latest Month
20.9K MWh
Annual Generation
29.8%
Capacity Factor
No financial data available for this plant.
Point of Interconnection
Nearest Substation
Rainbow Substation
Substation Distance
< 10 km
Operator
Eversource
Coord Source
OSM spatial
Market Position
ISO/RTO Market
ISO-NE
LMP Node
—
Pricing Hub
.Z.CONNECTICUT
Node Source
OSM spatial match
Substation identified. Node ID not yet resolved against ISO roster.