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Gridcensus

Brownfield & Retired Power Plant Sites in Connecticut

36 catalogued brownfield and retired-generation sites in Connecticut, listed by former capacity. Each carries an existing utility-scale grid interconnection that a new datacenter load may be able to re-use.

SiteFormer useCapacityRetiredCounty
Bridgeport Stationcoal582 MW2021-10-01Fairfield
Devon Stationoil207 MW2007-11-01New Haven
Waterside Power, LLCoil70 MW2006-02-01Fairfield
Middletownoil69 MW1998-10-01Middlesex
Shepaugoil49 MW—New Haven
Gallup's Quarrysuperfund38 MW——
A L Pierceoil23 MW2000-07-01New Haven
North Main Streetoil19 MW2023-05-01New London
Subase Microgrid Projectgas13 MW—New London
John Street 1, 3, 4 & 5oil7 MW2018-02-01New Haven
Pfizer Groton Plantgas5 MW2015-06-01New London
Bozrah Landfill Solarlandfill3 MW——
New Milford Gas Recoverygas3 MW2007-09-01Litchfield
Rogers Road Landfilllandfill3 MW——
Colebrook Hydroelectrichydro3 MW2019-05-01Litchfield
Norwalk Hospital Plantgas3 MW2020-03-01Fairfield
Bridgeport Landfilllandfill2 MW——
Barkhamsted-New Hartford Landfillsuperfund2 MW——
Fairfield Landfilllandfill1 MW——
East Haven Landfill Solarlandfill1 MW——
Evansville Avenue Landfilllandfill1 MW——
IBM Southburygas1 MW2023-12-01New Haven
Wintergreen Ave. Landfilllandfill1 MW——
Hartford CT Landfill (solar)landfill1 MW——
Woodstock (CT) Landfill Solarlandfill1 MW——
Newtown Landfill Solarlandfill1 MW——
Cheshire Landfill Solarlandfill1 MW——
Bethel Town Landfill Solarlandfill1 MW——
Stafford Landfill (CT)landfill1 MW——
Derby Landfill Solarlandfill1 MW——
Putnam Landfilllandfill1 MW——
North Haven Landfilllandfill0 MW——
Solvents Recovery Service of New Englandsuperfund0 MW——
Ecology Park (AKA Branford Landfill Solar)landfill———
Middletown Landfill - Westonlandfill———
Middletown Landfill - Wiltonlandfill———

See all datacenter candidate sites in Connecticut →

Dataset updated . Screening estimates derived from public data sources.

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This page shows a public slice of the GridCensus dataset for brownfield sites in Connecticut. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.

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