Elk River IA 01-MAQ-8
mouth (Clinton Co.) to North Branch Elk River (S10 T83N R6E Clinton 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 01-MAQ-0030_1
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Documentation
Assessment Comments
Stream use assessment in Clinton County.
Basis for Assessment
Stream was assessed at one location in B(WW) segment. Habitat quality is below average for B(WW) classification based on poor low flow habitat characteristics. Frequent pasture impacts noted. Fair diversity of fish observed, mostly cyprinid species (8 species from 2 families).
Monitoring and Methods
Assessment Key Dates
Methods
| 330 | Fish surveys |
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 |
Causes and Sources of Impairment
| Causes | Use Support | Cause Magnitude | Sources | Source Magnitude |
|---|---|---|---|---|
| Organic enrichment/Low DO | Overall Use Support | Moderate |
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| Organic enrichment/Low DO | Aquatic Life Support | Moderate |
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| Unionized Ammonia | Overall Use Support | Moderate |
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| Unionized Ammonia | Aquatic Life Support | Moderate |
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