Iowa DNR
ADBNet

Water Quality Assessments

Impaired Waters List

Backbone Lake IA 01-MAQ-20

Backbone Lake Dam to S Fk Maquoketa R. (S16 T90N R6W Delaware Co.)

Assessments
Cycle
IR Category
2022
5
2020
5
2018
5
2016
5
Legacy Assessments
2014
2012
2010
2008
2006
2004
2002
Details
Type
Lake
Segment ID
20
Segment Size
2.5 Acres
HUC8
07060006
Is SPOL?
False
Legacy ADBCode
IA 01-MAQ-0090-L_0
Designated Uses
  • Class A1
  • Class BWW1
  • Class HH
Segment Memos 0
No memos recorded.
Map Map Legend
  • Selected lake segment map icon Selected lake segment
  • Nearby segment line map icon Nearby river segment
  • Nearby lake segment line map icon Nearby lake segment
  • Biological monitoring map icon BioNet Monitoring Sites
  • Fish kill map icon Fish Kill Origin Point
  • AQuIA monitoring map icon AQuIA Monitoring Sites
Click on a map element for more information.
Water Monitoring Network
Fish Kills
AQuIA Monitoring Sites