Angus Anson — Plant Summary
- EIA Plant ID
- 7237
- Capacity
- 405.7 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combustion Turbine
- Status
- Operating
- Location
- Minnehaha, SD
- Operating Since
- 1994
- Generators
- 3
- Operator
- Northern States Power Co - Minnesota
- Parent Company
- —
- Annual Generation
- 237,297.02 MWh
- Capacity Factor
- 6.6%
- Balancing Authority
- Midcontinent Independent Transmission System Operator, Inc..
- ISO/RTO
- MISO
- NERC Region
- MRO
Angus Anson
OperatingNatural Gas
Ranked #1 of 11 Natural Gas plants in SD#543 of 2009 nationally
405.7 MW Natural Gas operating in Minnehaha, SD — Midcontinent Independent Transmission System Operator, Inc..
EIAWD
405.7 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combustion Turbine
Technology
1994
Operating Since
Location
Coordinates
43.6035, -96.6356
County
Minnehaha, SD
Nearby Plants
- Walleye WindWind110 MW · 20.7 km
- MinwindWind3.8 MW · 26.8 km
- Rock County Wind Fuel, LLCWind5 MW · 29.6 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Northern States Power Co - Minnesota | — | — |
| Owner(s) | Northern States Power Co - Minnesota | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Angus Anson is a 405.7 MW natural gas-fired power plant located in Minnehaha County, South Dakota. The plant, which began operating in 1994, is owned and operated by Northern States Power Co - Minnesota. It consists of three natural gas-fired combustion turbine generators. Angus Anson is the largest of six power plants in South Dakota, and ranks 545th out of 945 plants nationally.
The plant operates within the Midcontinent Independent Transmission System Operator (MISO) balancing authority. In the most recent year with available data, Angus Anson generated 237,297 MWh of electricity, achieving a capacity factor of 6.6%. Financial data indicates an installed cost of $305.56 per kW, based on FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
MRO
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc..
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
9.6K MWh
Latest Month
237.3K MWh
Annual Generation
6.6%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$392/kW
Installed Cost
$44.7/MWh
Operating Cost
Northern States Power Company (Minnesota)
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
MISO
LMP Node
NSP ANSON ANSON_4_UNIT
Pricing Hub
MINN.HUB
Node Source
EIA-860 direct report
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