Des Moines River IA 04-UDM-1212
from the Interstate 80/35 bridge (S17 T79N R24W Polk Co.) to Saylorville Dam in S30 T80N R24W Polk Co.
This is a Legacy Assessment. Prior to 2004, assessments were developed under a methodology that pre-dated the Integrated Report guidelines.
Assessment Cycle
1994
Result Period
1990 - 1992
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 04-UDM-0010_3
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Fish Consumption
Not assessed
Documentation
Assessment Comments
Basis for Assessment
Assessed as FST due to lifting of the fish consumption advisory in April 1993, presence of only very low levels of fish contams in samples collected in 1992 and 1993 by ISU, lack of violations of Class B WQC (except Hg: 5 of 8 samples with violations), extremely high use for fishing, and due to known threats of agricultural NPS.
Monitoring and Methods
Assessment Key Dates
Methods
| 230 | Fixed station physical/chemical (conventional plus toxic pollutants) |
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 |