PlainWater

National ranking · EPA SDWIS

Water Systems With the Most Violations

The 100 U.S. public water systems carrying the most recorded Safe Drinking Water Act violations, ordered by total citations in EPA's compliance database.

100
Systems ranked
11,570
Most at one system
189
Top system serves

The verdict

Seven Estates leads the nation with 11,570 recorded EPA violations - 4% of them health-based, ahead of 99 other systems on this list.

11,570
Violations at Seven Estates
4%
Health-based at the #1 system
3,037
Median across this top-100 list
TX
State of the #1 system

Top 12 systems by total violations

Longer bars = more recorded Safe Drinking Water Act violations

violations

What this shows Seven Estates sits well above the rest of the list, with 11,570 citations on record in EPA SDWIS.

Source EPA Safe Drinking Water Information System (SDWIS) As of Current EPA release

Full ranking, top 100 systems

# System Location Population Total Health
1 Seven Estates Wolfforth, TX 189 11,570 476
2 Pinnacle Water Association Rock, WV 85 11,356 108
3 Coal Mountain Water Coal Mountain, WV 80 10,707 63
4 Congregation Ohr Menachem Canadensis, PA 30 9,908 45
5 Lake Forest Park Water District Lake Forest Park, WA 3,171 9,527 15
6 Timber Creek MHP East & West McLoud, OK 40 9,081 2
7 Eastside MHP Tuttle, OK 32 7,572 32
8 Skyview Estates Momence, IL 56 7,512 33
9 Circle H MHP Aberdeen, NC 68 6,905 172
10 Salem Heights Estate Lake Ariel, PA 62 6,572 120
11 Franklin Water Systems 3 Des Peres, TX 201 6,516 823
12 Hiawatha Water Matoaka, WV 63 5,589 55
13 PA American Audubon Norristown, PA 8,200 5,456 23
14 Satsop Business Park Aberdeen, WA 544 5,255 3
15 27 Maple Drive Monroe, CT 38 5,163 0
16 Windmill Estates Momence, IL 65 5,042 4
17 Valley Estates Shallowater, TX 68 4,987 752
18 Willow Springs MHP Greenfield, IN 25 4,792 65
19 Aqua PA Sun Valley Whitehaven, PA 120 4,752 0
20 Carmel Montessori Academy Warrenville, IL 40 4,386 5
21 Marble Water System Northport, WA 94 4,269 1
22 Prague Prague, OK 2,395 4,153 15
23 Kelley Crest Woodland, WA 45 4,066 8
24 Oak Hill Acres Mobile Home Subdivision Houston, TX 81 3,979 2
25 Frankfort Psd Fort Ashby, WV 6,747 3,932 13
26 Dabob Cove Community Quilcene, WA 24 3,893 5
27 Seneca Trail Christian Academy Ronceverte, WV 100 3,797 12
28 Criswell Court MHP Joliet, IL 94 3,770 56
29 Imagination Station Academy, LLC Wake Forest, NC 35 3,749 23
30 Country View MHP Shallowater, TX 54 3,651 396
31 City of Brady Water System Brady, TX 5,371 3,578 3,349
32 Cobbs Lake Preserve Lake Ariel, PA 200 3,507 93
33 West Jackson Co Utility Dist Ocean Springs, MS 28,544 3,503 4
34 Robinwood Village Saylorsburg, PA 70 3,499 84
35 Vista del Rio Mobile Home Park Vancouver, WA 352 3,450 4
36 Akhiok Akhiok, AK 90 3,426 29
37 Paradise Stream Resor Mount Pocono, PA 774 3,309 20
38 Mount Eagle Water Assoc Howard, PA 130 3,283 3
39 Nottingham Manor M H Court Nottingham, PA 473 3,266 8
40 Lewis River Golf Course Kelso, WA 300 3,259 1
41 Congregation Beth Judea Waukegan, IL 25 3,204 2
42 Plymouth Community Church Plymouth, IN 90 3,151 8
43 Blue Ridge Mobile Home Park Hunt, TX 75 3,136 233
44 Diomede Joint Utilities Diomide, AK 83 3,125 259
45 Christ Mission Lutheran Church Manhattan, IL 150 3,123 5
46 Turkey Pen MHP Cary, NC 229 3,092 22
47 Malta City Of Malta, MT 1,800 3,072 0
48 Warren Road Subdivision Water Supply Barker, TX 195 3,063 90
49 Tower Springs LLC Malvern,, PA 25 3,062 0
50 Tempo Lake Water Co Port Orchard, WA 246 3,044 23
51 Neshaminy Manor Center Warrington, PA 2,100 3,037 4
52 Patton Village West Water System Splendora, TX 1,457 3,017 3
53 Lee Limas Mobile Home Park Canutillo, TX 39 3,001 2
54 Sunrise Lakes Sec 12 Moscow, PA 125 2,993 0
55 Walnut Cove, Town Of Walnut Cove, NC 2,210 2,973 33
56 Waukesha Water Utility Waukesha, WI 70,718 2,969 2,447
57 Save a Pet Waukegan, IL 50 2,953 0
58 Newport Boro Water Auth Newport, PA 3,200 2,935 33
59 T L Water Jones Acres Newark, TX 120 2,913 5
60 Ambler Boro Water Dept Ambler, PA 20,000 2,896 14
61 American Precision Elctronics Carol Stream, IL 60 2,881 0
62 Pine Country Living MHP McLoud, OK 100 2,879 22
63 Happy Camper RV Park Pagosa Springs, CO 40 2,875 10
64 Walnut Park Estates Prue, OK 42 2,854 27
65 South Midland County Water System Houston, TX 165 2,848 337
66 Creekside South Estates Metro District Windsor, CO 160 2,820 25
67 Helena RV and Mobile Home Park Hailey, MT 250 2,806 0
68 Estates at Bromley Hudson, CO 150 2,787 0
69 Derby Ing Houston, TX 174 2,768 2
70 Los Botines WSC Laredo, TX 54 2,755 0
71 Rock Creek Edmond, OK 33 2,734 4
72 McConnellsburg Boro Muni Auth Mc Connellsburg, PA 2,000 2,725 0
73 Brooksville Tecumseh, OK 90 2,724 255
74 Pueblo del Sol Water Company Sierra Vista, AZ 12,804 2,721 28
75 Town of Aberdeen Aberdeen, MS 7,783 2,703 2
76 Genesee Twp Water Authority Genesee, PA 450 2,701 29
77 Bullhead City Mohave Bullhead City, AZ 36,330 2,669 9
78 Rha Health Services, LLC Charlotte, NC 363 2,659 0
79 Tel Company 3 Freeland, WA 75 2,633 4
80 Key Road Subdivision Water System Bloomington, TX 54 2,592 6
81 Keesler Air Force Base Biloxi, MS 8,006 2,534 13
82 West Roosevelt Mobile Home Park Lubbock, TX 95 2,524 20
83 Forming America Ltd West Chicago, IL 40 2,507 4
84 Native Village of Sleetmute Anchorage, AK 82 2,494 46
85 Forest River - Rance Aluminum, Div. 46 Mishawaka, IN 40 2,489 11
86 English Acres Leander, TX 90 2,485 9
87 Oilton Oilton, OK 1,435 2,466 4
88 Peoria City Of Peoria, AZ 187,676 2,461 15
89 Taggares Fruit Co Burbank, WA 152 2,455 7
90 Barnsdall Barnsdall, OK 1,243 2,431 1,929
91 Ridgecrest Stroudsburg, PA 55 2,429 8
92 Sellers Estates Mobile Home Comm Pearland, TX 85 2,408 2
93 Loma Linda Water Supply Collinsville, TX 216 2,398 8
94 Country Glen Townhomes Effort, PA 50 2,397 0
95 Mother Teresa Catholic Academy Crete, IL 220 2,381 4
96 Lewis Co Water Dist #2 Onalaska, WA 1,983 2,344 2
97 Alakanuk Water System Alakanuk, AK 570 2,344 130
98 Roulette Twp Water Authority Roulette, PA 1,300 2,343 16
99 Kensington Place S/D Birmingham, NC 61 2,343 27
100 City of Wolfforth Wolfforth, TX 9,600 2,333 1,995