Essex Junction 19 — renewablesinfo.org

Essex Junction 19 — Plant Summary

EIA Plant ID: 3737
Capacity: 16 MW
Primary Fuel: Oil
Technology: Conventional Hydroelectric, Petroleum Liquids
Status: Operating
Location: Chittenden, VT
Operating Since: 1917
Generators: 9
Operator: Green Mountain Power Corp
Parent Company: small shareholder(s)
Annual Generation: 33,199 MWh
Capacity Factor: 23.7%
Balancing Authority: ISO New England Inc.
ISO/RTO: ISONE
NERC Region: NPCC

Search ExploreEssex Junction 19

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Essex Junction 19

OperatingDistillate OilHydroHybrid

Ranked #4 of 5 Distillate Oil plants in VT#195 of 827 nationally

16 MW Conventional Hydroelectric (8 MW) + Petroleum Liquids (8 MW) operating in Chittenden, VT — ISO New England Inc.

EIAWD

16 MW

Nameplate Capacity

Generators

units

Hybrid (2)

Technology

Conventional Hydroelectric + Petroleum Liquids

1917

Operating Since

Location

Coordinates

44.4821, -73.1164

County

Chittenden, VT

Nearby Plants

GMP Solar - Williston
Solar4.7 MW · 2.1 km
Gorge 18
Hydro3 MW · 4.3 km
Colchester 16
Distillate Oil18 MW · 4.4 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

Essex Junction 19 is a 16 MW hybrid power plant located in Chittenden County, Vermont. The plant, which began operating in 1917, utilizes both conventional hydroelectric and petroleum liquids technologies. It consists of 9 generators and is operated by Green Mountain Power Corp, though ownership is attributed to small shareholder(s). The plant's primary fuel source is water (WAT).

In the most recent year of reported data, Essex Junction 19 generated 33,199 MWh, achieving a capacity factor of 23.7%. The plant operates within the ISO New England Inc. balancing authority and the NPCC NERC region. According to available data, the installed cost per kW was $240.24, with financial information sourced from FERC filings. Essex Junction 19 is ranked 6th out of 46 power plants in Vermont and 540th out of 1464 plants nationally.

Generated from EIA, GEM, and public data sources

EIA Plant Profile Wikidata

Engineering & Generators

Grid Context

NERC Region

NPCC

Balancing Authority

ISO New England Inc.

Grid Voltage

34.5 kV

Regulatory Status

Entity Type

Investor-Owned Utility

Sector

Electric Utility

Generation

3.1K MWh

Latest Month

33.2K MWh

Annual Generation

23.7%

Capacity Factor

Jan 2023 – Dec 2025

Financial DataBeta

Source: FERC Form 1HIGH

Green Mountain Power Corp

Reporting Utility

Cumulative Installed Cost

Per-Unit Cost Trends

Pricing & Market Data

MEDIUM confidence

Point of Interconnection

Nearest Substation

Essex Hilltop-19 Substation · 35 kV

Substation Distance

< 10 km

Operator

Green Mountain Power

Coord Source

OSM spatial

Market Position

ISO/RTO Market

ISO-NE

LMP Node

—

Pricing Hub

.Z.VERMONT

Node Source

Shared substation inference

Substation identified. Node ID not yet resolved against ISO roster.

VermontNearby ISO Node

Essex SubstationSubstation

IBM SubstationSubstation

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