Ottumwa P-925

General information

Waterway  Des Moines River
Current status   Active license 
Type of facility Conventional Hydro
Mode of hydropower generation Run-of-river
Type of permit FERC License

FERC information

FERC docket # P-925
FERC project name Ottumwa
Permit issued 4/25/08
Permit expiration 4/26/38

Ownership and operation

Owner Ottumwa City of
Owner type Publicly Owned Utility
Year first online (conventional hydro) 1931
Transmission or distribution system owner Interstate Power and Light Co

Power and generating capacity

Number of units 3
Total capacity from hydraulic turbine-generator units within each plant 3.2 MW
Average annual net hydropower generation 9,518.4 MWH

The project is located on the Des Moines River in the City of Ottumwa, Wapello County, Iowa. The original license for the project, which began generating power in 1931, was issued on April 11, 1930.

The Ottumwa Project consists of an 18-foot-high, that impounds a 500-acre reservoir. The powerhouse contains three generating units with a combined installed capacity of 3.2 MW.

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