Saylorville Reservoir IA 04-UDM-1213
Polk County Saylorville Dam to Polk-Dallas county line.
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
Trophic
Eutrophic
Trend
Stable
Legacy ADBCode
IA 04-UDM-0020-L_0
Overall Use Support
Threatened
Aquatic Life Use Support
Threatened
Fish Consumption
Fully
Primary Contact Recreation
Fully
Documentation
Assessment Comments
Basis for Assessment
Had no violations of Class B(WW) WQC (metals not sampled). All fish contams in fillet samples < 1/2 FDA levels (=FS). Only 1 of 100 samples contained fecal coliforms > Class A WQC (=FS). Support of uses at reservoir continue to be treatened by silation from agricultural NPS (=FST).
Monitoring and Methods
Assessment Key Dates
Methods
| 420 | Water column surveys (e.g. fecal coliform) |
| 230 | Fixed station physical/chemical (conventional plus toxic pollutants) |
| 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 |