Listed below are water quality improvement plans scheduled to be developed in 2008-2012. Draft plans that are open for public comment are available on our public meetings and comments page.
If you have questions regarding specific waterbodies or impairments, please contact Allen Bonini at 515-281-5107 or Allen.Bonini@dnr.iowa.gov.
Waterbodies marked with an asterisk (*) require water quality improvement plans under a consent decree from the U.S. Environmental Protection Agency.
2008
| Waterbody |
Counties |
Impairment |
| Silver Creek |
Clayton |
Biological |
| Blue Lake |
Monona |
Algae, turbidity |
| Des Moines River* |
Polk |
Nitrate |
| Lake Geode |
Henry |
pH, indicator bacteria |
| Lost Island Lake |
Palo Alto |
Turbidity |
| George Wyth Lake |
Black Hawk |
Indicator bacteria |
| Silver Lake |
Delaware |
Algae, pH |
| Silver Lake |
Dickinson |
Turbidity |
| Union Grove Lake |
Tama |
pH, indicator bacteria, algae, turbidity |
| Lower Des Moines River (3 segments)* |
Polk, Marion |
Indicator bacteria |
2009
| Waterbody |
Counties |
Impairment |
| Dry Run Creek |
Black Hawk |
Biological |
| Buttermilk Creek |
Wright |
Organic enrichment/low dissolved oxygen, biological |
| Palmer Creek |
Butler |
Biological |
| Marrowbone Creek |
Carroll |
Biological |
| Black Hawk Lake |
Sac |
Algae, turbidity, indicator bacteria |
| Duck Creek |
Scott |
Indicator bacteria |
| Lake Macbride |
Johnson |
Indicator bacteria |
| Briggs Woods Lake |
Hamilton |
Organic enrichment, low dissolved oxygen |
| Big Creek Lake |
Polk |
Indicator bacteria |
| Lake of Three Fires |
Taylor |
Indicator bacteria |
2010
| Waterbody |
Counties |
Impairment |
| Unnamed Creek (aka Hecker Creek) |
Allamakee |
Biological |
| Yellow River |
Winneshiek |
Biological |
| Long Dick Creek |
Story, Hamilton |
Biological |
| Pecks Creek |
Clayton |
Biological |
| Lime Creek |
Buchanan |
Biological |
| Suttle Creek |
Allamakee |
Low dissolved oxygen |
| Unnamed Creek (aka Bear Creek) |
Allamakee |
Low dissolved oxygen |
| Lake of the Hills |
Scott |
Algae, indicator bacteria |
| Lower Pine Lake |
Hardin |
Indicator bacteria |
| Norfolk Creek |
Allamakee |
Low dissolved oxygen |
Please note:
Plans scheduled for 2011 and 2012 are subject to change due to future impaired waters lists.
2011
| Waterbody |
Counties |
Impairment |
| Lyons Creek |
Hamilton |
Biological |
| Wapsipinicon River |
Mitchell |
Biological |
| Roberts Creek |
Clayton |
Biological |
| Walnut Creek |
Poweshiek |
Biological |
| East Pine Creek |
Winneshiek |
Biological |
| Tetes Des Morts Creek |
Jackson |
Biological |
| Clear Creek |
Johnson, Iowa |
Organic enrichment, low dissolved oxygen |
| Volga Lake |
Fayette |
Algae, pH |
| Lake Keomah |
Mahaska |
Algae, pH, turbidity, indicator bacteria |
| Rock Creek Lake |
Jasper |
Indicator bacteria |
2012
| Waterbody |
Counties |
Impairment |
| Miners Creek |
Clayton |
Biological |
| Walnut Creek |
Story |
Biological |
| Elk River |
Clinton |
Biological |
| Poor Farm Creek |
Buena Vista |
Biological |
| Casey Lake (aka Hickory Hills Lake) |
Tama |
pH |
| Hooper Area Pond |
Warren |
pH |
| Wilson Park Lake |
Taylor |
pH, algae |
| Beaver Creek |
Polk |
Total dissolved solids |
| Lake Iowa |
Iowa |
pH |
DNR Contact
Allen Bonini
(515) 281-5107
Allen.Bonini@dnr.iowa.gov
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