Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Big Woods Lake IA 02-CED-466

Black Hawk County S1 T89N R14W N edge of Cedar Falls.

Assessment Cycle
1998
Result Period
1994 - 1996
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Trophic
Eutrophic
Trend
Unknown
Legacy ADBCode
IA 02-CED-00487-L_0
Overall Use Support
Fully
Aquatic Life Use Support
Not assessed
Fish Consumption
Fully
Documentation
Assessment Comments

Assessment is based on results of fish tissue (RAFT) monitoring in 1996. Not part of ISU statewide lakes surveys.

Basis for Assessment

New lake.   Sampled for the 1996 RAFT at suggest of DNR Fisheries biologist.   Used results of the 1996 fish tissue sampling conducted for the U.S.  EPA/DNR Regional Ambient Fish Tissue (RAFT) monitoring program to assess support of fish consumption uses as FS.   Levels of contaminant in both the composite fillet samples of largemouth bass and channel catfish were well below 1/2 of respective FDA action levels.

Monitoring and Methods
Assessment Key Dates
9/1/1996 Biological Monitoring
Methods
260 Fish tissue analysis
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