Colchester 16 — Plant Summary
- EIA Plant ID
- 3735
- Capacity
- 18 MW
- Primary Fuel
- Oil
- Technology
- Petroleum Liquids
- Status
- Operating
- Location
- Chittenden, VT
- Operating Since
- 1965
- Generators
- 1
- Operator
- Green Mountain Power Corp
- Parent Company
- small shareholder(s)
- Annual Generation
- 279 MWh
- Capacity Factor
- 0.2%
- Balancing Authority
- ISO New England Inc.
- ISO/RTO
- ISONE
- NERC Region
- NPCC
Colchester 16
OperatingDistillate Oil
Ranked #3 of 5 Distillate Oil plants in VT#171 of 827 nationally
18 MW Distillate Oil operating in Chittenden, VT — ISO New England Inc.
EIAWD
18 MW
Nameplate Capacity
1
Generators
unit
Petroleum Liquids
Technology
1965
Operating Since
Location
Coordinates
44.4906, -73.1703
County
Chittenden, VT
Nearby Plants
- Gorge 18Hydro3 MW · 0.1 km
- Eubank Landfill Solar ArraySolar2 MW · 1.2 km
- Chace Mill Winooski OneHydro7.5 MW · 1.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Green Mountain Power Corp | Green Mountain Power | — |
| Owner(s) | Green Mountain Power Corp | small shareholder(s) | — |
| Status | Operating | — | — |
Ownership Chain
About
Colchester 16 is a petroleum-fueled power plant located in Chittenden County, Vermont. The plant has a total capacity of 18 MW across one generator utilizing petroleum liquids technology. It began operating in 1965 and is operated by Green Mountain Power Corp. The plant is connected to the ISO New England Inc. balancing authority and is within the NPCC NERC region. Colchester 16 ranks as the 3rd largest of 4 power plants in Vermont, and 216th out of 886 plants nationally.
The plant's latest annual generation was 279 MWh, resulting in a capacity factor of 0.2%. Financial data indicates an installed cost of $283.26 per kW, based on FERC filings. Ownership is attributed to small shareholder(s).
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
NPCC
Balancing Authority
ISO New England Inc.
Grid Voltage
34.5 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
107 MWh
Latest Month
279 MWh
Annual Generation
0.2%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$304/kW
Installed Cost
$1620.0/MWh
Operating Cost
Green Mountain Power Corp
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
ISO-NE
LMP Node
LD.LIMEKILN34.5
Pricing Hub
.Z.VERMONT
Node Source
Curated node match
News & Articles (10)Beta
Regulatory·permitting
Green Mountain Power Corporation; Notice of Application Ready for Environmental Analysis and Soliciting Comments, Recommendations, Terms and Conditions, and Prescriptions
Green Mountain Power Corporation (other)
Federal Register (FERC)·1 weeks ago
Industry·technology
Vermonters reimagine solar farms with sheep and pollinators
As solar grows, so does Vermont's capacity for agrivoltaics – the dual use of land on solar farms for agriculture.
Vermont (other)
The Valley Reporter·4 weeks ago
General
Driver crashes into Colchester home
COLCHESTER, Vt. (WCAX) - Police are investigating what caused a driver to crash into a Colchester home on Tuesday.
WCAX·6 months ago
General
Phase 2 of ‘diverging diamond’ project begins at I-89 Exit 16 in Colchester
COLCHESTER, Vt. (WCAX) - Construction on the “diverging diamond” project at Interstate 89 Exit 16 in Colchester is now entering phase 2,...
WCAX·6 months ago
Last updated 2026-03-25
View all 10 articles