Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Iowa River IA 02-IOW-634

from Highway 149 near Amana (S35 T81N R9W Iowa Co.) to confluence with Bear Cr. near Marengo (S24 T81N R11W Iowa Co.).

Details
Type
River
Segment ID
634
Segment Size
19.1 Miles
07080208
HUC12
  • 070802081003
Legacy ADBCode
IA 02-IOW-0050_2
Designated Uses
  • Class A1
  • Class BWW1
  • Class HH
Segment Memos 1
Prior to the 2008 IR cycle, this segment had Class A primary contact recreation and Class B(WW) warmwater aquatic life (including fish consumption) designated uses. Due to changes in Iowa’s surface water classification approved by U.S. EPA in 2008, this segment now has Class A1 primary contact recreation, Class BWW1 warmwater aquatic life, and Class HH (human health/fish consumption) designated uses.
6/17/2020
Map
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Water Monitoring Network
Fish Kills
Recreation and Water Quality
BioNet Biological Assessment Sites
AQuIA Monitoring Sites