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644 MW Natural Gas operating in Ramsey, MN — Midcontinent Independent Transmission System Operator, Inc..
644 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2008
Operating Since
Coordinates
44.9314, -93.1117
County
Ramsey, MN
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Northern States Power Co - Minnesota | — | — |
| Owner(s) | Northern States Power Co - Minnesota | — | — |
| Status | Operating | — | — |
The High Bridge power plant is a 644 MW natural gas-fired combined cycle facility located in Ramsey County, Minnesota. It began operating in 2008 and is owned and operated by Northern States Power Co - Minnesota. The plant consists of 3 generators and is the second-largest of 14 power plants in the state, and ranks 366th out of 945 plants nationally.
High Bridge operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority and the MRO NERC region. In its most recent year of operation, the plant generated 2,978,159 MWh, achieving a capacity factor of 52.6%. The installed cost of the plant was $617.81 per kW.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
251.9K MWh
Latest Month
3.0M MWh
Annual Generation
52.6%
Capacity Factor
CO₂ Intensity
894 lb/MWh
NOx
0.100 lb/MWh
SO₂
0.005 lb/MWh
CH₄
0.014 lb/MWh
N₂O
0.001 lb/MWh
Capacity Factor
43.2%
Annual Net Gen
2440 GWh
CO₂eq
895 lb/MWh
Subregion
MRO West
Combined cycle · Northern States Power Company (Minnesota) · Data from 2015–2024
$710/kW
Installed Cost
$42/kW
Annual CapEx
$23.4/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
ISO/RTO Market
MISO
LMP Node
NSP HIBRDGE HIBRD9_1_UNIT
Pricing Hub
MINN.HUB
Node Source
EIA-860 direct report
Last updated 2026-04-09
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