Decatur Lake IA 06-WEM-1727
Monona County S17T83NR46W 6 mi. WSW of Onawa.
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
Evaluated
Integrated Report
Category 0
Legacy ADBCode
IA 06-WEM-00430-L_0
Overall Use Support
Not supporting
Aquatic Life Use Support
Not supporting
Fish Consumption
Not assessed
Primary Contact Recreation
Not supporting
Documentation
Assessment Comments
Assessment based on surveys by IDNR Wildlife Bureau.
Basis for Assessment
Support of the Class B(LW) and Class A uses was assessed as NS due to impacts from habitat alterations (water level instability) due to hydrologic modification (degradataion) of the Missouri River channel.
Monitoring and Methods
Assessment Key Dates
Methods
| 120 | Surveys of fish and game biologists/other professionals |
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 |