Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Hannen Lake IA 02-IOW-704

Benton County S34T82NR11W 4 mi SW of Blairstown.

Assessment Cycle
1996
Result Period
1992 - 1994
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Trophic
Eutrophic
Trend
Improving
Legacy ADBCode
IA 02-IOW-01810-L_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Fish Consumption
Not assessed
Primary Contact Recreation
Threatened
Documentation
Assessment Comments

Assessment is based on results of UHL Iowa Lakes Study in 1990.

Basis for Assessment

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