Iowa DNR

Water Quality Assessments

Impaired Waters List

South Raccoon River IA 04-RAC-1181

mouth (S21, T78, R27W, Dallas Co.) to confluence with Middle Raccoon R. in S9, T78N, R29W near Redfield in Dallas Co

Assessment Cycle
Release Status
Result Period
1994 - 1996
Assessment Type
Integrated Report
Category 0
Legacy ADBCode
IA 04-RAC-0170_0
Overall Use Support
Aquatic Life Use Support
Fish Consumption
Not assessed
Assessment Comments

Assessment is based on results of IDNR monthy ambient monitoring near Redfield.

Basis for Assessment

Continue to use the assessment of support of the Class B(WW) aquatic life uses developed for the 1994 report (=FST).   This assessment, however was (1) developed without information on aquatic communities and habitats of this reach of river and (2) based on monitoring data that are now approaching 5 years old.   Monitoring is needed to determine the status of the aquatic communities and habitats of this river.

Monitoring and Methods
Assessment Key Dates
230 Fixed station physical/chemical (conventional plus toxic pollutants)
Monitoring Levels
Biological 0
Habitat 0
Physical Chemistry 3
Toxic 0
Pathogen Indicators 0
Other Health Indicators 0
Other Aquatic Life Indicators 0
# of Bio Sites 0
BioIntegrity N/A
Causes and Sources of Impairment
Causes Use Support Cause Magnitude Sources Source Magnitude