| Name |
Areas served |
Population served |
Contaminant count |
Violation count |
|
Iowa City Water Department
|
Iowa City |
63,265 |
37 |
42 |
|
University Water System
|
Iowa City |
26,684 |
42 |
26 |
|
Coralville Muni Water System
|
Coralville |
18,907 |
6 |
14 |
|
North Liberty Water Supply
|
North Liberty |
18,311 |
0 |
7 |
|
Dot-6 (i-80 Ra 007s Grinnell)
|
County of Johnson |
5,000 |
0 |
0 |
|
Dot-6 (i-80 Ra 008n Grinnell)
|
County of Johnson |
5,000 |
0 |
0 |
|
Solon Water Dept
|
Solon |
2,037 |
0 |
4 |
|
Tiffin Water Supply
|
Tiffin |
1,947 |
0 |
5 |
|
Dot-6 (i-80 Ra 006n Victor)
|
County of Johnson |
1,725 |
0 |
0 |
|
Lake Macbride State Park-south
|
County of Johnson |
1,696 |
0 |
0 |
|
Lone Tree Muni Water System
|
Lone Tree |
1,300 |
0 |
12 |
|
Grace Community Church
|
North Liberty |
1,300 |
0 |
18 |
|
Lake Ridge, Incorporated
|
Iowa City |
1,300 |
0 |
18 |
|
Dot-6 (i-80 Ra 009s Tiffin)
|
County of Johnson |
1,300 |
0 |
0 |
|
F W Kent Park
|
Oxford |
1,169 |
0 |
7 |
|
Iowa Medical & Classification
|
Oakdale |
1,100 |
0 |
0 |
|
Coralville Lake-tailwater E
|
County of Johnson |
1,000 |
0 |
0 |
|
Coralville Lake-tailwater W
|
County of Johnson |
1,000 |
0 |
0 |
|
Hills Bank And Trust Co
|
Hills |
940 |
0 |
0 |
|
Modern Manor, Inc
|
Iowa City |
915 |
0 |
16 |
|
Coralville Lake-west Overlook
|
Iowa City |
861 |
0 |
16 |
|
Swisher W.s.
|
County of Johnson |
813 |
0 |
0 |
|
Oxford Water Supply
|
Oxford |
807 |
0 |
25 |
|
Western Hills (mobile) Estates
|
Coralville |
760 |
0 |
24 |
|
Caseys General Store(closed)
|
Hills |
706 |
0 |
0 |
|
Hills Water Supply
|
Hills |
703 |
0 |
1 |
|
Iowa City Regency Mobile Home Community
|
Iowa City |
700 |
0 |
45 |
|
Dot-6(i-380 Ra 048e Cedar Rapids)
|
County of Johnson |
700 |
0 |
0 |
|
Coralville Lake-sugar Bottom
|
Iowa City |
689 |
0 |
2 |
|
Starlight Mobile Home Park
|
Iowa City |
500 |
0 |
0 |
|
Oakdale Hospital Water System
|
Oakdale |
450 |
0 |
0 |
|
Shueyville United Methodist Church
|
Shueyville |
410 |
0 |
19 |
|
Gateway Development
|
Iowa City |
400 |
0 |
23 |
|
River Heights Property Owners Assoc.
|
Coralville |
390 |
0 |
24 |
|
Rapid Creek Cidery Inc
|
Iowa City |
374 |
0 |
0 |
|
Penn Elementary School
|
County of Johnson |
360 |
0 |
0 |
|
Coralville Lake Terrace
|
North Liberty |
340 |
0 |
70 |
|
Sunrise Village Mobile Home Pk
|
Iowa City |
340 |
0 |
11 |
|
Altanna Corporation
|
County of Johnson |
316 |
0 |
0 |
|
Parkview Mobile Home Court
|
Oxford |
300 |
0 |
12 |
|
Lake Crest Manor Hoa #3
|
Solon |
300 |
0 |
9 |
|
Iowa City Mhp Llc
|
Iowa City |
280 |
0 |
10 |
|
Coralville Lake-ad Bldg
|
Iowa City |
275 |
0 |
7 |
|
Sutliff Store And Tavern
|
Lisbon |
266 |
0 |
14 |
|
Kalona Creamery, Llc
|
Kalona |
262 |
0 |
9 |
|
Guppies On The Go
|
Swisher |
258 |
0 |
11 |
|
Hilltop Mobile Home Park
|
Iowa City |
253 |
0 |
0 |
|
Ramada Inn
|
County of Johnson |
252 |
0 |
0 |
|
Sutliff Store & Tavern
|
Lisbon |
250 |
0 |
0 |
|
Sleepy Hollow
|
County of Johnson |
250 |
0 |
0 |
|
Clear Creek Middle School
|
County of Johnson |
235 |
0 |
0 |
|
High Point City Church
|
Iowa City |
233 |
0 |
1 |
|
Lark Supper Club
|
County of Johnson |
232 |
0 |
0 |
|
Sleepy Hollow Store
|
Oxford |
227 |
0 |
0 |
|
Johnson County Ag Association
|
Iowa City |
218 |
0 |
5 |
|
Cottage Reserve Corporation
|
Iowa City |
198 |
0 |
11 |
|
Sharon Bethel Church/school
|
Kalona |
195 |
0 |
10 |
|
Hills School-ia City Comm Schools
|
Hills |
193 |
0 |
0 |
|
Holiday Mustang Shell Oil Co.
|
County of Johnson |
190 |
0 |
0 |
|
Billion Auto
|
Iowa City |
185 |
0 |
0 |
|
North Twin View Heights
|
Solon |
180 |
0 |
19 |
|
Ramada Westfield Inn
|
Coralville |
180 |
0 |
0 |
|
Coralville Lake Manor
|
Solon |
170 |
0 |
13 |
|
O'rear Properties # 1
|
County of Johnson |
170 |
0 |
0 |
|
Eldon C Stutsman Inc
|
Hills |
165 |
0 |
0 |
|
Royal Oaks Subdivision
|
Solon |
163 |
0 |
6 |
|
Spring Valley Homeowners Assn.
|
Iowa City |
163 |
0 |
10 |
|
Cedar Ridge Vineyards
|
Swisher |
161 |
0 |
14 |
|
Iowa City Landfill & Recycling
|
Iowa City |
161 |
0 |
0 |
|
Prairie View Estates Assoc Johnson Cnty
|
Iowa City |
155 |
0 |
57 |
|
Twin View Heights
|
Solon |
155 |
0 |
25 |
|
Dakota Inn Kampground
|
County of Johnson |
155 |
0 |
0 |
|
Hi Point Golf Course
|
Iowa City |
153 |
0 |
14 |
|
City Of Hills #1
|
Hills |
152 |
0 |
0 |
|
Country Side Inn
|
Hills |
150 |
0 |
0 |
|
Clear Creek Mhp
|
Tiffin |
150 |
0 |
0 |
|
Knollridge Garden Apartments
|
County of Johnson |
150 |
0 |
0 |
|
Purple Cow
|
County of Johnson |
150 |
0 |
0 |
|
Coralville Lake-sandy Beach
|
Iowa City |
147 |
0 |
4 |
|
Forestgate Subdivision
|
Iowa City |
140 |
0 |
3 |
|
Lake Vista Subdivision
|
Swisher |
134 |
0 |
8 |
|
Pleasant Valley Golf Course
|
Iowa City |
130 |
0 |
3 |
|
Iowa City Rehabilitation & Health Care C
|
Iowa City |
128 |
0 |
0 |
|
Lakeview Knolls Homeowners Assn.
|
Iowa City |
122 |
0 |
0 |
|
Westcott Heights Hoa Part Three
|
Iowa City |
120 |
0 |
0 |
|
Lakewood Hills Apartments
|
County of Johnson |
120 |
0 |
0 |
|
Fairview Golf Course
|
Iowa City |
111 |
0 |
0 |
|
Dans Overhead Doors
|
North Liberty |
110 |
0 |
0 |
|
Creative Care Centers Incorporated
|
County of Johnson |
110 |
0 |
0 |
|
Hill Top
|
Hills |
110 |
0 |
0 |
|
Lakewood Village Apts
|
County of Johnson |
110 |
0 |
0 |
|
Forest Oak Properties
|
Swisher |
109 |
0 |
0 |
|
Longview Estates Hoa (north Liberty)
|
North Liberty |
108 |
0 |
0 |
|
Riverview Estates
|
Iowa City |
108 |
0 |
0 |
|
Corridor Ridge Subdivision
|
Shueyville |
108 |
0 |
0 |
|
Twin Valley Lakes Improvement Assn
|
Solon |
100 |
0 |
0 |
|
American Legion - Swisher Post #671
|
Swisher |
100 |
0 |
0 |
|
Saddleback Ridge Golf Course
|
Solon |
100 |
0 |
0 |
|
J-j's Tap
|
Hills |
100 |
0 |
0 |
|
Sandy Beach East Well
|
County of Johnson |
100 |
0 |
0 |
|
West Overlook Upper Well
|
County of Johnson |
100 |
0 |
0 |
|
Sandy Beach West Well
|
County of Johnson |
100 |
0 |
0 |
|
West Overlook Lower Well
|
County of Johnson |
100 |
0 |
0 |
|
Johnson County Care Fac
|
County of Johnson |
100 |
0 |
0 |
|
Indian Hills Subdivision
|
County of Johnson |
95 |
0 |
0 |
|
Community Country Store
|
Kalona |
91 |
0 |
0 |
|
Hidden Acres Subdivision
|
Solon |
90 |
0 |
0 |
|
Oak Ridge Lake Estates
|
Swisher |
88 |
0 |
0 |
|
Frytown Water Coop
|
Williamstown |
87 |
0 |
0 |
|
Grace Fellowship Church
|
Iowa City |
84 |
0 |
0 |
|
Lyn-den Heights Homeowners Assoc.
|
Iowa City |
84 |
0 |
0 |
|
Quail Creek Golf Course
|
North Liberty |
83 |
0 |
0 |
|
Timber Trail Homeowners Association
|
Iowa City |
80 |
0 |
0 |
|
Far Horizons Subdivision
|
Iowa City |
80 |
0 |
0 |
|
Valley Church
|
Swisher |
80 |
0 |
0 |
|
Orchard View Estates
|
Iowa City |
78 |
0 |
0 |
|
Orchard Heights Subdivision
|
Swisher |
78 |
0 |
0 |
|
Makada Homeowners Association
|
Iowa City |
75 |
0 |
0 |
|
Atrium Village Retirement
|
Hills |
75 |
0 |
0 |
|
Linder Point
|
County of Johnson |
75 |
0 |
0 |
|
Colony Country Campground
|
Iowa City |
75 |
0 |
0 |
|
University Mcbride Field Campu
|
County of Johnson |
75 |
0 |
0 |
|
Herman's Bar
|
County of Johnson |
75 |
0 |
0 |
|
Express Way Motel
|
Coralville |
75 |
0 |
0 |
|
Scales Pointe
|
North Liberty |
71 |
0 |
0 |
|
Rapid Creek Ridge
|
Iowa City |
70 |
0 |
0 |
|
Sleepy Hollow Campground & Rv Park
|
Oxford |
70 |
0 |
0 |
|
Lake Macbride Heights Hoa
|
Solon |
69 |
0 |
0 |
|
Wendram Bluff Homes Water System
|
Iowa City |
68 |
0 |
0 |
|
Winchester Heights Subdivision
|
Swisher |
67 |
0 |
0 |
|
Morning Glory Bakery/inspirations
|
Hills |
67 |
0 |
0 |
|
Kesslers Homeowners Assn
|
Iowa City |
65 |
0 |
0 |
|
Little Angels Child Care Center
|
Swisher |
65 |
0 |
0 |
|
Turkey Creek Development
|
Iowa City |
65 |
0 |
0 |
|
Woodland Valley Estates Subdivision
|
Iowa City |
65 |
0 |
0 |
|
North Coralville Lake Manor
|
Coralville |
64 |
0 |
0 |
|
Westcott Heights Parts 1 & 2
|
Iowa City |
63 |
0 |
0 |
|
Indian Hills Home Owners Association
|
Solon |
62 |
0 |
0 |
|
Dairy Delights
|
Swisher |
61 |
0 |
0 |
|
Lake Woods Hoa
|
Shueyville |
60 |
0 |
0 |
|
Lake Macbride State Park-beach
|
Solon |
60 |
0 |
0 |
|
Lake View Ridge Association
|
County of Johnson |
60 |
0 |
0 |
|
Cherry Hills Subdivision
|
Iowa City |
59 |
0 |
0 |
|
Woodland Estates Improvement Association
|
Shueyville |
59 |
0 |
0 |
|
Lacina Meadows Residential Subdivision
|
Iowa City |
58 |
0 |
0 |
|
Syngenta Seeds Llc
|
Lone Tree |
58 |
0 |
0 |
|
Lindsey Estates
|
Swisher |
58 |
0 |
0 |
|
Cumberland Ridge First Addition
|
North Liberty |
55 |
0 |
0 |
|
Country View Subdivision Hoa
|
Kalona |
55 |
0 |
0 |
|
Hills Bar & Grill
|
Hills |
55 |
0 |
0 |
|
Rocks Roadhouse
|
Iowa City |
55 |
0 |
0 |
|
Twin Valley Lakes South
|
County of Johnson |
55 |
0 |
0 |
|
Club 76 Inc
|
North Liberty |
53 |
0 |
0 |
|
4161 Naples Ave Sw
|
Iowa City |
53 |
0 |
0 |
|
Windham Bar And Grill
|
Oxford |
52 |
0 |
0 |
|
Timberlake
|
Swisher |
52 |
0 |
0 |
|
Northwood Estates
|
Iowa City |
52 |
0 |
0 |
|
Kinderfarm Preschool
|
Iowa City |
50 |
0 |
0 |
|
Woodland Ridge Subdivision
|
Iowa City |
50 |
0 |
0 |
|
Coralville Lake Marina
|
Iowa City |
50 |
0 |
0 |
|
WOODS AT HUNTER CREEK (PART 1)
|
Shueyville |
50 |
0 |
0 |
|
Sycamore Apartments
|
Iowa City |
50 |
0 |
0 |
|
Quarry Heights
|
North Liberty |
50 |
0 |
0 |
|
Quail Creek Condominium
|
County of Johnson |
50 |
0 |
0 |
|
John L Hershberger Home
|
Kalona |
49 |
0 |
0 |
|
Redwing Estates Hoa
|
Iowa City |
48 |
0 |
0 |
|
Jacobs Landing
|
Shueyville |
48 |
0 |
0 |
|
Salina Boutrager Home
|
Kalona |
48 |
0 |
0 |
|
Pine Forest Estates
|
Iowa City |
48 |
0 |
0 |
|
Macbride Estates Development
|
Solon |
45 |
0 |
0 |
|
Lake Macbride Golf Course
|
Solon |
45 |
0 |
0 |
|
Terrace Park Mobile Home Court
|
Iowa City |
45 |
0 |
0 |
|
Woodland Heights Homeowners Assoc.
|
Iowa City |
43 |
0 |
0 |
|
Gallery Acres West
|
Solon |
43 |
0 |
0 |
|
Fairview Mennonite Church
|
Kalona |
41 |
0 |
0 |
|
Consumers Cooperative Society
|
Iowa City |
40 |
0 |
0 |
|
Coral Marina
|
County of Johnson |
40 |
0 |
0 |
|
Thatcher Mobile Home Park
|
County of Johnson |
40 |
0 |
0 |
|
Stringtown Grocery
|
Kalona |
39 |
0 |
0 |
|
Siesta Motel
|
County of Johnson |
39 |
0 |
0 |
|
Hubbard Feeds Inc. (coralville)
|
Coralville |
37 |
0 |
0 |
|
Swisher Trust & Savings Bank
|
Swisher |
36 |
0 |
0 |
|
Lower Deer Creek Mennonite Church
|
Kalona |
36 |
0 |
0 |
|
Community Country Store Annex
|
Kalona |
36 |
0 |
0 |
|
The Meadows
|
Iowa City |
35 |
0 |
0 |
|
Iowa Poultry
|
Kalona |
35 |
0 |
0 |
|
Mcbride Heights Assoc
|
County of Johnson |
35 |
0 |
0 |
|
Izaak Walton League-iowa City
|
Iowa City |
34 |
0 |
0 |
|
Lake Crest Manor Hoa #2
|
Solon |
34 |
0 |
0 |
|
Old 218 Tap
|
Hills |
32 |
0 |
0 |
|
Liberty Doors
|
North Liberty |
32 |
0 |
0 |
|
Dakota Mhp
|
Iowa City |
32 |
0 |
0 |
|
Mid River Marina
|
North Liberty |
31 |
0 |
0 |
|
Martin Subdivision
|
County of Johnson |
31 |
0 |
0 |
|
Country Air Daycare
|
North Liberty |
31 |
0 |
0 |
|
Fishers 5th Addition
|
Swisher |
30 |
0 |
0 |
|
Mcbride Field Campus
|
Iowa City |
30 |
0 |
0 |
|
Lake Macbride State Park-north
|
Solon |
30 |
0 |
0 |
|
Caseys Store 2512 - Hills
|
Hills |
30 |
0 |
0 |
|
Hill's Motel And Truck Stop
|
County of Johnson |
30 |
0 |
0 |
|
Scott Church Park (inactive)
|
County of Johnson |
30 |
0 |
0 |
|
Windwood Farms Hoa
|
Swisher |
30 |
0 |
0 |
|
Holiday Mobile Homes Inc.
|
North Liberty |
30 |
0 |
0 |
|
Heartland Express Inc
|
Coralville |
30 |
0 |
0 |
|
Shueys
|
Shueyville |
29 |
0 |
0 |
|
Lake Crest Manor Hoa # 1
|
Solon |
28 |
0 |
0 |
|
Whispering Oaks
|
Solon |
28 |
0 |
0 |
|
Stoney Pointe Subdivision
|
Iowa City |
27 |
0 |
0 |
|
Lake Macbride State Park-east
|
Solon |
27 |
0 |
0 |
|
Sharpless Auctions
|
Iowa City |
27 |
0 |
0 |
|
Farmers All Natural Creamery
|
Wellman |
27 |
0 |
0 |
|
Hills Ball Park
|
Hills |
27 |
0 |
0 |
|
Saint Joseph Church
|
Hills |
27 |
0 |
0 |
|
Hills Community Building
|
Hills |
27 |
0 |
0 |
|
South High Point Well Association
|
Iowa City |
26 |
0 |
0 |
|
Country Estates
|
North Liberty |
26 |
0 |
0 |
|
Maraks Commercial Property
|
Swisher |
25 |
0 |
0 |
|
Camp Iodiseca
|
Solon |
25 |
0 |
0 |
|
Chain Ridge Subdivision
|
Solon |
25 |
0 |
0 |
|
The Celebration Farm Llc
|
Iowa City |
25 |
0 |
0 |
|
Funcrest
|
Iowa City |
25 |
0 |
0 |
|
Black Squirrel Tap
|
Swisher |
25 |
0 |
0 |
|
Macbride Pointe Second Addition
|
Solon |
25 |
0 |
0 |
|
Woodland Ridge Estates
|
Iowa City |
25 |
0 |
0 |
|
Clausen Subdivision
|
County of Johnson |
25 |
0 |
0 |
|
Windsor Ridge Subdivision
|
County of Johnson |
25 |
0 |
0 |
|
Coralville Lake-midriver Rec.
|
County of Johnson |
25 |
0 |
0 |
|
Christ The King Lutheran Church
|
Iowa City |
25 |
0 |
0 |
|
Dot-6(scott Church Corner Ra)
|
County of Johnson |
25 |
0 |
0 |
|
Dot-6(swisher Rest Area 218n)
|
County of Johnson |
25 |
0 |
0 |
|
Grace Fellowship Church(inactive)
|
Iowa City |
25 |
0 |
0 |
|
Elks Country Club
|
Iowa City |
25 |
0 |
0 |
|
Transport Corporation Of America, Inc.
|
North Liberty |
25 |
0 |
0 |
|
Scott Church Park
|
County of Johnson |
25 |
0 |
0 |
|
Walker Pk-johnson Conservation
|
County of Johnson |
25 |
0 |
0 |
|
River Jct Acc-johnson Conserva
|
County of Johnson |
25 |
0 |
0 |
|
Hills Acc-johnson Conservation
|
County of Johnson |
25 |
0 |
0 |
|
Shueyville Umc Well #2
|
Shueyville |
25 |
0 |
0 |
|
Kiracofe Station
|
Swisher |
25 |
0 |
0 |
|
Dance Mor
|
County of Johnson |
25 |
0 |
0 |
|
Dot-6 (williamsburg Maint Gar)
|
County of Johnson |
25 |
0 |
0 |
|
Park Motel And Mobile Home Pk
|
Coralville |
25 |
0 |
0 |
|
Knollwood Mobile Home Court
|
County of Johnson |
25 |
0 |
0 |
|
Lake Crest Manor Homeowners Association
|
County of Johnson |
25 |
0 |
0 |
|
Plum Grove State Park
|
County of Johnson |
25 |
0 |
0 |
|
Montessori School Of Iowa City, Inc.
|
County of Johnson |
25 |
0 |
0 |
|
South High Point Well Assn 2
|
Iowa City |
23 |
0 |
0 |