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Currently Monitored Lakes
Monitored Lake
All monitored lakes are listed below in alphabetical order. Click a lake name to view watershed and landuse characteristics:

Arbor Lake  Poweshiek County Lake Orient  Adair County
Arrowhead Lake  Sac County Lake Pahoja  Lyon County
Arrowhead Lake  Pottawattamie County Lake Smith  Kossuth County
Avenue of the Saints Lake  Bremer County Lake Sugema  Van Buren County
Badger Creek Lake  Madison County Lake Wapello  Davis County
Badger Lake  Webster County Little River Lake  Decatur County
Beaver Lake  Dallas County Little Sioux Park Lake  Woodbury County
Beeds Lake  Franklin County Little Spirit Lake  Dickinson County
Big Creek Lake  Polk County Little Wall Lake  Hamilton County
Big Spirit Lake  Dickinson County Littlefield Lake  Audubon County
Lizard Lake  Pocahontas County
Black Hawk Lake  Sac County Lost Island Lake  Palo Alto County
Blue Lake  Monona County Lower Gar Lake  Dickinson County
Bob White Lake  Wayne County Lower Pine Lake  Hardin County
Briggs Woods Lake  Hamilton County Manteno Lake  Shelby County
Browns Lake  Woodbury County Mariposa Lake  Jasper County
Brushy Creek Lake  Webster County Meadow Lake  Adair County
Carter Lake  Pottawattamie County Meyers Lake  Black Hawk County
Casey Lake  (Hickory Hills Lake)  Tama County Mill Creek  Lake  O'Brien County
Center Lake  Dickinson County Mitchell Lake  Black Hawk County
Central Park Lake  Jones County Moorehead Lake  Ida County
Clear Lake  Cerro Gordo County Mormon Trail Lake  Adair County
Cold Springs Lake  Cass County Nelson Park Lake  Crawford County
Coralville Lake  Johnson County Nine Eagles Lake  Decatur County
Crawford Creek Impoundment  Ida County North Twin Lake  Calhoun County
Crystal Lake  Hancock County Oldham Lake  Monona County
Dale Maffitt Lake  Polk County Otter Creek Lake  Tama County
Ottumwa Lagoon  Wapello County
DeSoto Bend Lake  Harrison County Pierce Creek Lake  Page County
Diamond Lake  Poweshiek County Pleasant Creek Lake  Linn County
Dog Creek  Lake  O'Brien County Pollmiller Park Lake  Lee County
Don Williams Lake  Boone County Prairie Rose Lake  Shelby County
East Lake, Osceola  Clarke County Rathbun Lake  Appanoose County
East Okoboji Lake  Dickinson County Red Haw Lake  Lucas County
Easter Lake  Polk County Red Rock Lake  Marion County
Eldred Sherwood Lake  Hancock County Roberts Creek Lake  Marion County
Five Island Lake  Palo Alto County Rock Creek Lake  Jasper County
Fogle Lake  Ringgold County Rodgers Park Lake  Benton County
George Wyth Lake  Black Hawk County Saylorville Lake  Polk County
Green Belt Lake  Black Hawk County Silver Lake  Worth County
Green Castle Lake  Marshall County Silver Lake  Dickinson County
Green Valley Lake  Union County Silver Lake  Palo Alto County
Greenfield Lake  Adair County Silver Lake  Delaware County
Hannen Lake  Benton County Slip Bluff Lake  Decatur County
Hawthorn Lake  (Barnes City Lake)  Mahaska County South Prairie Lake  Black Hawk County
Hickory Grove Lake  Story County Spring Lake  Greene County
Hooper Area Pond  Warren County Springbrook Lake  Guthrie County
Indian Lake  Van Buren County Storm Lake  Buena Vista County
Summit Lake  Union County
Ingham Lake  Emmet County Swan Lake  Carroll County
Kent Park Lake  Johnson County Thayer Lake  Union County
Lacey Keosauqua Lake  Van Buren County Three Mile Lake  Union County
Lake Ahquabi  Warren County Trumbull Lake  Clay County
Lake Anita  Cass County Tuttle Lake  Emmet County
Lake Cornelia  Wright County Twelve Mile Creek Lake  Union County
Lake Darling  Washington County Union Grove Lake  Tama County
Lake Geode  Henry County Upper Gar Lake  Dickinson County
Lake Hendricks  Howard County Upper Pine Lake  Hardin County
Lake Icaria  Adams County Viking Lake  Montgomery County
Lake Iowa  Iowa County Volga Lake  Fayette County
Lake Keomah  Mahaska County West Okoboji Lake  Dickinson County
Lake Macbride  Johnson County West Osceola Lake  Clarke County
Lake Manawa  Pottawattamie County White Oak Lake  Mahaska County
Lake Meyer  Winneshiek County Williamson Pond  Lucas County
Lake Miami  Monroe County Willow Lake  Harrison County
Lake Minnewashta  Dickinson County Wilson Park Lake  Taylor County
Lake of the Hills  Scott County Windmill Lake  Taylor County
Lake of Three Fires  Taylor County Yellow Smoke Park Lake  Crawford County