Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Mississippi River IA 01-NEM-61

from Iowa R. (Louisa Co.) to Lock & Dam 15 at Davenport Scott Co.

Assessment Cycle
1998
Result Period
1994 - 1996
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 01-NEM-0010_1
Overall Use Support
Fully
Aquatic Life Use Support
Not assessed
Fish Consumption
Fully
Primary Contact Recreation
Not assessed
Documentation
Assessment Comments

008247 (1117MBR/ US EPA) downstream from Muscatine, 006664 (1117MBR/US EPA) downstream from Linwood.

Basis for Assessment

Used assessment of the fish consumption uses developed for the 1996 report (=FS).   RAFT trend sampling (whole fish, carp) at Linwood in 1994 and 1996 showed levels of all contaminants less than 1/2 of FDA action levels.   No other information available for assessing support of either aquaic life or primary contact uses.

Monitoring and Methods
Assessment Key Dates
9/18/2001 Fixed Monitoring End Date
8/24/1998 Fixed Monitoring Start Date
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