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Tenth Street — Power plant · Hydro · City of Norwich - (CT)CMEEC - Hollyhock Solar — Postponed · Solar · CT · 6 MW · 2.0 mi awayPlainfield Solar One — Under construction · Solar · CT · 4 MW · 9.3 mi awayLebanon Solar 2 — Postponed · Solar · CT · 2 MW · 9.7 mi awaySubase Microgrid Project — Postponed · Gas, reciprocating engine · CT · 13.1 MW · 9.8 mi awayLebanon Solar 1 — Postponed · Solar · CT · 2 MW · 9.8 mi awayGroton Flanders Road Landfill — Under construction · Solar · CT · 5 MW · 13.1 mi away
  • Clean firm
  • Wind & solar
  • Under construction
  • Operating
  • 10 · 100 · 1,000 MW

Tenth Street

Power plant · Hydro

Key facts

Power plant · Hydroran 16% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
1967
Net generation, 2025
1,938 MWh
Grid
5 kV to City of Norwich - (CT) (ISNE)
Location
New London County, Connecticut
Operated by
City of Norwich - (CT)SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2001 to 2025

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Hydro source: “Conventional Hydroelectric”
Age
59 years since 1967
All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Grid
Nerc region
NPCC
Report year
2025
Grid voltage kv
4.80
Transmission owner
City of Norwich - (CT)
Balancing authority code
ISNE
Balancing authority name
ISO New England Inc.
Fuel burned (MMBtu), 20256,613
Capacity factor, 20250.158
Net generation (MWh), 20251,938
Balancing authority codeISNE

Timeline

  • In service · EIA-860M

Sources

3 sources

Sources EIA-860M · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

Every source and license · Attribution

View at source

Around this plant

Nearby

within 15 mi
ProjectKindAwayMW
CMEEC - Hollyhock Solar Postponed Solar 2.0 mi 6
Plainfield Solar One Under construction Solar 9.3 mi 4
Lebanon Solar 2 Postponed Solar 9.7 mi 2
Subase Microgrid Project Postponed Gas, reciprocating engine 9.8 mi 13.1
Lebanon Solar 1 Postponed Solar 9.8 mi 2
Groton Flanders Road Landfill Under construction Solar 13.1 mi 5

Sources EIA-860M

Sources

  • EIA-860MOpen license · retrieved Nov 4, 2026

Attribution