Flat Ridge 5 — Plant Summary
- EIA Plant ID
- 68590
- Capacity
- 153 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Harper, KS
- Operating Since
- 2025
- Generators
- 1
- Operator
- Invenergy Services LLC
- Parent Company
- American Electric Power Company
- Balancing Authority
- Southwest Power Pool
- ISO/RTO
- SPP
- NERC Region
- WECC
Flat Ridge 5
OperatingWind
Ranked #33 of 53 Wind plants in KS#471 of 1442 nationally
153 MW Wind operating in Harper, KS — Southwest Power Pool
EIAGEM
153 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2025
Operating Since
Location
Coordinates
37.2026, -98.0457
County
Harper, KS
Nearby Plants
- Flat Ridge 4Wind134 MW · 15.7 km
- Flat Ridge 2 Wind Energy LLCWind470.4 MW · 25.5 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Invenergy Services LLC | Public Service Company of Oklahoma | — |
| Owner(s) | Invenergy Services LLC | American Electric Power Company | — |
| Status | Operating | operating | — |
Ownership Chain
About
Flat Ridge 5 is a 153 MW wind power plant located in Harper County, Kansas. The facility, which commenced operations in 2025, utilizes onshore wind turbine technology and is owned by American Electric Power Company. Invenergy Services LLC serves as the operator. The plant is interconnected to the Southwest Power Pool (SPP) balancing authority and resides within the Western Electricity Coordinating Council (WECC) NERC region.
Flat Ridge 5 is the 33rd largest power plant in Kansas out of 44 total plants in the state. Nationally, it ranks as the 465th largest out of 734 plants. The plant has been the subject of 7 news articles, with coverage focusing on industry trends, deals, and regulatory matters.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Southwest Power Pool
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
49.3K MWh
Latest Month
—
Annual Generation
—
Capacity Factor
Financial Data
No financial data available for this plant.
Pricing & Market Data
LOW confidenceMarket Position
ISO/RTO Market
SPP
LMP Node
—
Pricing Hub
SPP North Hub
Node Source
OSM spatial match
Harper SubstationSubstation
News & Articles (10)Beta
Hazards·wildfire
Red Flag Warning: Russell; Lincoln; Barton; Ellsworth; Saline; Rice; McPherson; Marion; Chase; Reno; Harvey; Butler; G
Red Flag Warning issued March 21 at 12:25PM CDT until March 22 at 8:00PM CDT by NWS Wichita KS
NWS Wichita KS (other)
NWS Wichita KS·5 days ago
Hazards·wildfire
Red Flag Warning: Russell; Lincoln; Barton; Ellsworth; Saline; Rice; McPherson; Marion; Chase; Reno; Harvey; Butler; G
Red Flag Warning issued March 21 at 12:25PM CDT until March 21 at 10:00PM CDT by NWS Wichita KS
NWS Wichita KS (other)
NWS Wichita KS·5 days ago
Hazards·high wind
Wind Advisory: Russell; Lincoln; Barton; Ellsworth; Saline; Rice; McPherson; Marion; Chase; Reno; Harvey; Butler; G
Wind Advisory issued March 21 at 11:54AM CDT until March 22 at 8:00PM CDT by NWS Wichita KS
NWS Wichita KS (other)
NWS Wichita KS·5 days ago
Deals·project finance
Invenergy secures USD 1.27bn for renewables in Kansas, Texas
US clean energy developer Invenergy has secured USD 1.27 billion (EUR 1.17bn) in construction financing led by Natixis Corporate and Investment Banking (...
Invenergy (developer)Natixis Corporate and Investment Banking (lender)
Renewables Now·2 years ago
Last updated 2026-03-21
View all 10 articles