Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Virgin Lake IA 06-LSR-1630

Palo Alto County S30T96NR34W 2 mi S of Ruthven.

Assessment Cycle
1998
Result Period
1994 - 1996
Designations
Assessment Type
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 06-LSR-02330-L_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Fish Consumption
Not assessed
Documentation
Assessment Comments

Assessment based on surveys by IDNR Wildlife Bureau.

Basis for Assessment

Comments of DNR Wildlife Biologist indicate siltation and nutrients from agricultural nonpoint sources are the primary threats to continued full attainment of B(LW) uses.

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