Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

North Skunk River IA 03-NSK-863

from confluence with Sugar Cr. (S20 T78N R16W Poweshiek Co.) to confluence with Snipe Cr. in S22 T81N R19W Jasper Co.

Assessment Cycle
1996
Result Period
1992 - 1994
Designations
Assessment Type
Monitored
Integrated Report
Category 0
Legacy ADBCode
IA 03-NSK-0030_0
Overall Use Support
Partial
Aquatic Life Use Support
Partial
Documentation
Assessment Comments

Stream use assessment in 1992.

Basis for Assessment

Used results of the October 1992 DNR stream use assessment to assess support of the Class B(LR) aquatic life uses as PS due to (1) habitat score (19) worse than the overall median habitat score (22) for DNR stream use assessments and (2) indications on field sheet of no pool/riffle development, extensive channel straightening, and unstable stream banks.  Fish community with moderate diversity and fish score (10) equal to the 75th percentile for stream use assessments made with seines.

Monitoring and Methods
Assessment Key Dates
10/1/1992 DNR Stream Use Assessment
Methods
330 Fish surveys
375 Visual observation-- may not quantify some parameters-- single season-- by prof.
Monitoring Levels
Biological 3
Habitat 3
Physical Chemistry 0
Toxic 0
Pathogen Indicators 0
Other Health Indicators 0
Other Aquatic Life Indicators 0
# of Bio Sites 0
BioIntegrity N/A