Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Old Mans Creek IA 02-IOW-686

from confluence with unnamed tributary (N line S1 T78N R7W Johnson Co.) to confluence with unnamed tributary in NE 1/4 S4 T78N R8W Johnson Co.

Assessments
Cycle
IR Category
4
4
5
5
5
Legacy Assessments
Cycle
Overall
Not supporting
Not supporting
Not supporting
Not supporting
Partial
Threatened
Threatened
Threatened
Threatened
Threatened
Details
Type
River
Segment ID
686
Segment Size
12.41 Miles
07080209
Legacy ADBCode
IA 02-IOW-0150_2
Designated Uses
  • Class A1 P
  • Class BWW2
Segment Memos 1
Prior to the 2008 IR cycle, this segment had only the Class B(LR) warmwater aquatic life designated use. Due to changes in Iowa’s surface water classification approved by U.S. EPA in 2008, this segment now has the presumptive Class A1 primary contact recreation designated use and the warmwater aquatic life designated use is now Class BWW2.
6/9/2020
Map Map Legend
Water Monitoring Network
BioNet Biological Assessment Sites
AQuIA Monitoring Sites
Segments
Non-River Segments
River segments
Selected river segment
20 mi
Esri, USGS | County of Story, Iowa DNR, Esri, TomTom, Garmin, FAO, NOAA, USGS, EPA, NPS, USFWS | Iowa Department of Natural Resources
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Water Monitoring Network
Fish Kills
  • No events on this segment
  • Total Maximum Daily Load (TMDL)
    USGS NWIS