Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Don Williams Lake IA 04-UDM-1249

Boone County S5T84NR27W 5 mi. N of Ogden.

Assessment Cycle
1996
Result Period
1992 - 1994
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 04-UDM-01650-L_0
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Fish Consumption
Not assessed
Primary Contact Recreation
Threatened
Documentation
Assessment Comments

Basis for Assessment

Used assessments of support of the Class A (primary contact) uses (=FST) and the Class B(LW) aquatic life uses (=PS) developed for the 1994 report.

Monitoring and Methods
Assessment Key Dates
Methods
340 Primary producer surveys (phytoplankton/periphyton/macrophyton)
120 Surveys of fish and game biologists/other professionals
222 Non-fixed-station monitoring (conventional during key seasons and flows)
260 Fish tissue analysis
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