Iowa

Total Incidents:
17,762

Contaminants in Your State

Latest Boil Water Advisories

Date Reported Location Affected Number of People Affected Cause Time Lasted
June 25, 2021 Onawa, Iowa 2,800 Loss of Pressure N/A
2021-05-26 Carter Lake, Iowa 3,790 Water System Shut Down N/A
2020-11-16 Moville, Iowa 1,610 Not listed N/A
2020-08-11 Perry, Iowa 4,954 Water Main Break N/A
2020-07-13 Aurelia, Iowa Unknown Water Main Break N/A

Counties

County
Incident Count
ADAIR, IA
40
ADAMS, IA
9
ALLAMAKEE, IA
190
AUDUBON, IA
22
BENTON, IA
71
BLACK HAWK, IA
94
BOONE, IA
22
BREMER, IA
105
BUCHANAN, IA
116
BUENA VISTA, IA
17
BUTLER, IA
61
CALHOUN, IA
5
CAMDEN, IA
18
CARROLL, IA
69
CASS, IA
45
CEDAR, IA
86
CERRO GORDO, IA
136
CHEROKEE, IA
11
CHICKASAW, IA
185
CLARKE, IA
8
CLAY, IA
31
CLAYTON, IA
208
CLINTON, IA
287
CRAWFORD, IA
13
DALLAS, IA
41
DAVIS, IA
300
DECATUR, IA
51
DELAWARE, IA
228
DES MOINES, IA
65
DICKINSON, IA
22
DUBUQUE, IA
346
EMMET, IA
5
FAIRFAX, IA
6
FAYETTE, IA
99
FLOYD, IA
29
FRANKLIN, IA
56
FREEBORN, IA
7
FREMONT, IA
84
GREENE, IA
37
GRUNDY, IA
4
GUTHRIE, IA
13
HALE, IA
5
HALL, IA
2
HAMILTON, IA
36
HANCOCK, IA
30
HARDIN, IA
139
HARRISON, IA
81
HOUSTON, IA
6
HOWARD, IA
175
HUMBOLDT, IA
95
IDA, IA
5
IOWA, IA
84
JACKSON, IA
195
JASPER, IA
7
JEFFERSON, IA
5
JOHNSON, IA
1,372
JONES, IA
325
KEOKUK, IA
32
KOSSUTH, IA
78
LEE, IA
83
LINN, IA
470
LOUISA, IA
93
LUCAS, IA
27
MADISON, IA
5
MAHASKA, IA
13
MARSHALL, IA
5
MILLS, IA
84
MITCHELL, IA
126
MONONA, IA
29
MONTGOMERY, IA
14
MORGAN, IA
21
MOUNTRAIL, IA
4
MUSCATINE, IA
309
O'BRIEN, IA
33
PAGE, IA
89
PALO ALTO, IA
23
PLYMOUTH, IA
54
POCAHONTAS, IA
14
POLK, IA
88
POTTAWATTAMIE, IA
240
RINGGOLD, IA
10
ROCK ISLAND, IA
13
SAC, IA
38
SCOTT, IA
461
SHELBY, IA
5
SIOUX, IA
9
ST. LOUIS, IA
2
STONE, IA
25
STORY, IA
17
TAMA, IA
28
TAYLOR, IA
21
UNION, IA
13
WAPELLO, IA
14
WARREN, IA
1
WASHINGTON, IA
43
WEBSTER, IA
88
WILL, IA
4
WINNEBAGO, IA
60
WINNESHIEK, IA
229
WOODBURY, IA
63
WORTH, IA
31
WRIGHT, IA
48