Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Christopherson Slough IA 04-UDM-1745

Dickinson County S14 and S13T100NR35W 3 mi N of Superior.

Assessment Cycle
1998
Result Period
1994 - 1996
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 04-UDM-01090-L_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Fish Consumption
Not assessed
Documentation
Assessment Comments

Assessment based on reports by IDNR Wildlife Bureau.

Basis for Assessment

Comments of DNR Wildlife Biologist indicate the wetland is impacted by siltation from agricultural nonpoint sources.   The wetland use suport status would be FST if it was designated as B(LW).   For purposes of Section 305(b) reporting, consider the aquatic life uses of this wetland to be fully supported/threatened.

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