Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Prairie Creek IA 01-MAQ-32

mouth (S17 T84N R3E Jackson Co.) to unnamed tributary in S2T83NR2E Clinton Co.

Assessment Cycle
1996
Result Period
1992 - 1994
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 01-MAQ-0130_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Documentation
Assessment Comments

Stream use assessment in Jackson County.

Basis for Assessment

Made assessment consistent with guidelines that use habitat scores of >= 22 and fish scores of >= 10 (seining) as indicating FST.   Thus, changes assessment of aquatic life uses from PS to FST.

Causes and Sources of Impairment
Causes Use Support Cause Magnitude Sources Source Magnitude
Organic enrichment/Low DO Overall Use Support Slight
  • Agriculture
  • Intensive Animal Feeding Operations
  • Upstream Impoundment
  • Slight
  • Slight
  • Slight
Organic enrichment/Low DO Aquatic Life Support Slight
  • Agriculture
  • Intensive Animal Feeding Operations
  • Upstream Impoundment
  • Slight
  • Slight
  • Slight
Unionized Ammonia Overall Use Support Slight
  • Intensive Animal Feeding Operations
  • Slight
Unionized Ammonia Aquatic Life Support Slight
  • Intensive Animal Feeding Operations
  • Slight