Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Louisville Bend IA 06-WEM-1729

Monona County S30T83NR45W 6 mi. W of Onawa.

Assessment Cycle
1994
Result Period
1990 - 1992
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 06-WEM-00446-L_0
Overall Use Support
Not supporting
Aquatic Life Use Support
Not supporting
Fish Consumption
Not assessed
Documentation
Assessment Comments

Assessment based on surveys by IDNR Wildlife Bureau and information from the IDNR Water Quality Bureau.

Basis for Assessment

Support of the Class B(LW) aquatic life uses was assessed as NS due to impacts of siltation from agricultural nonpoint sources and due to habitat alteration (water level instability) related to the hydrological modification (degradation) of the Missouri River channel.

Monitoring and Methods
Assessment Key Dates
Methods
120 Surveys of fish and game biologists/other professionals
Monitoring Levels
Biological 0
Habitat 0
Physical Chemistry 0
Toxic 0
Pathogen Indicators 0
Other Health Indicators 0
Other Aquatic Life Indicators 0
# of Bio Sites 0
BioIntegrity N/A