Iowa DNR
Iowa DNR
ADBNet
Water Quality Assessments
Impaired Waters List

Cedar River IA 02-CED-456

from confluence with McCloud Run (SW 1/4 S16 T83N R7W Linn Co.) to confluence with Bear Cr. in NE 1/4 S21 T84N R8W Linn Co. (includes East West Seminole and Northwest well fields for city of Cedar Rapids water supply).

Assessments
Cycle
IR Category
5
5
4
5
5
Legacy Assessments
Cycle
Overall
Partial
Not supporting
Partial
Partial
Partial
Threatened
Partial
Details
Type
River
Segment ID
456
Segment Size
12.59 Miles
07080205
Legacy ADBCode
IA 02-CED-0030_2
Designated Uses
  • Class A1
  • Class BWW1
  • Class C
  • Class HH
Segment Memos 1
Prior to the 2008 IR cycle, this segment had Class A (primary contact recreation), Class B(WW) warmwater aquatic life (including fish consumption), and Class C (drinking water) 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, Class C (drinking water), and Class HH (human health/fish consumption) designated uses.
6/17/2020
Map Map Legend
Water Monitoring Network
AQuIA Monitoring Sites
BioNet Biological Assessment Sites
Fish Kill Origin Points
Segments
Non-River Segments
River segments
Selected river segment
5,000 ft
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