Iowa DNR
ADBNet

Water Quality Assessments

Impaired Waters List

Maquoketa River IA 01-MAQ-14

from N. Fk. Maquoketa R. to confluence with Farm Cr. in S10 T85N R1W Jones Co.

Assessment Cycle
1992
Result Period
1988 - 1990
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 01-MAQ-0060_1
Overall Use Support
Partial
Aquatic Life Use Support
Not assessed
Fish Consumption
Not assessed
Primary Contact Recreation
Partial
Documentation
Assessment Comments

Basis for Assessment

Not assessed with WQ monitoring data for the 1992 report.

Causes and Sources of Impairment
Causes Use Support Cause Magnitude Sources Source Magnitude
Siltation Overall Use Support Moderate
  • Agriculture
  • High
Nutrients Overall Use Support Slight
  • Agriculture
  • High
Pesticides Overall Use Support Slight
  • Agriculture
  • High