Iowa DNR
Iowa DNR

ADBNet

Water Quality Assessments
Impaired Waters List

West Nishnabotna River IA 05-NSH-1445

from confluence with West Fork West Nishnabotna R. (NW 1/4 S18 T79N R39W Shelby Co) to confluence with Elk Cr. in S36 T81N R38W Shelby Co.

Assessment Cycle
1994
Result Period
1990 - 1992
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 05-NSH-0090_2
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Documentation
Assessment Comments

Stream use assessment.

Basis for Assessment

Stream assessment form indicates substantial channeliz.  impacts and monotypic habitat and substrate.   Relatively few fish dominated by pollution tolerant species.

Monitoring and Methods
Assessment Key Dates
Methods
330 Fish surveys
375 Visual observation-- may not quantify some parameters-- single season-- by prof.
Monitoring Levels
Biological 3
Habitat 3
Physical Chemistry 0
Toxic 0
Pathogen Indicators 0
Other Health Indicators 0
Other Aquatic Life Indicators 0
# of Bio Sites 0
BioIntegrity N/A