B62/100

South Carolina Tap Water Quality Rankings 2026

157 cities · 4,557,074 people served

Top Contaminant Concerns

PFOSPFOACopper (90th percentile)HFPO-DAPFHxS

All Cities in South Carolina

#	City	Score	Population	Violations
1	Greenville	C (46)	396,265	18
2	Charleston	C (46)	327,422	15
3	Conway	B (71)	322,181	49
4	Columbia	D (32)	321,146	39
5	Summerville	B (79)	151,109	20
6	Spartanburg	A (83)	146,348	28
7	Okatie	C (51)	145,634	18
8	Moncks Corner	B (70)	117,234	17
9	Greer	A (87)	94,803	15
10	Lancaster	F (14)	93,181	44
11	Mount Pleasant	A (86)	91,500	4
12	Lyman	A (88)	87,259	4
13	Rock Hill	B (61)	82,846	16
14	Florence	B (77)	79,745	8
15	Lexington	C (46)	73,123	52
16	Anderson	A (92)	72,548	14
17	Myrtle Beach	B (60)	66,072	42
18	Sumter	B (64)	61,464	42
19	Darlington	B (72)	59,430	18
20	York	D (37)	57,198	63
21	West Columbia	B (61)	51,488	31
22	Aiken	B (72)	50,287	26
23	Laurens	B (60)	50,216	25
24	Greenwood	C (57)	49,632	10
25	Pawleys Island	B (78)	49,341	46
26	Orangeburg	B (71)	49,246	23
27	Hilton Head Island	A (89)	47,338	8
28	Belton	B (64)	41,602	40
29	Goose Creek	B (79)	40,628	5
30	North Myrtle Beach	C (51)	40,625	14
31	Gaffney	B (70)	40,398	31
32	Seneca	A (83)	37,478	11
33	Inman	A (92)	36,685	4
34	Easley	A (82)	36,098	14
35	Powdersville	A (87)	34,960	3
36	North Augusta	B (66)	33,185	15
37	Fort Jackson	D (34)	31,000	15
38	Edgefield	C (40)	29,200	21
39	Woodruff	B (63)	28,897	6
40	Johns Island	B (70)	28,531	14
41	Chesterfield	B (64)	27,361	25
42	Fort Mill	A (87)	27,200	18
43	Clemson	A (82)	26,216	13
44	Cassatt	B (67)	25,485	6
45	Pickens	A (81)	25,297	25
46	Westminster	C (49)	25,206	84
47	Dillon	A (91)	24,961	4
48	Chesnee	A (92)	23,466	7
49	Lugoff	F (0)	22,873	33
50	Union	B (60)	22,031	36
51	Sandy Springs	A (93)	21,301	11
52	Walhalla	B (77)	18,511	16
53	Camden	D (36)	18,193	17
54	Graniteville	B (78)	17,822	4
55	Marion	B (74)	17,120	10
56	Georgetown	C (57)	16,583	39
57	Chester	C (53)	15,668	19
58	Winnsboro	B (73)	15,378	26
59	Six Mile	A (88)	14,845	5
60	Bennettsville	C (42)	14,430	74
61	Kingstree	B (77)	13,108	24
62	Liberty	B (79)	12,917	26
63	Dalzell	B (66)	12,545	15
64	Gloverville	A (87)	12,113	7
65	Walterboro	A (85)	11,829	12
66	Starr	A (82)	11,125	3
67	Lake City	A (93)	11,070	8
68	Kiawah Island	B (71)	10,589	16
69	Gaston	B (68)	10,576	62
70	Salem	B (64)	10,552	48
71	Tega Cay	A (94)	10,500	6
72	Mccormick	D (38)	10,318	40
73	Newberry	F (0)	9,941	28
74	Silverstreet	C (59)	9,573	13
75	Isle Of Palms	C (58)	9,530	11
76	Manning	A (87)	9,429	15
77	Clinton	C (48)	8,938	17
78	Beech Island	A (86)	8,935	3
79	Elgin	D (34)	8,933	134
80	Hartsville	A (95)	8,711	2
81	New Ellenton	B (68)	8,514	37
82	Clover	B (77)	8,400	7
83	Gilbert	F (0)	7,795	40
84	Hampton	A (88)	7,534	19
85	Honea Path	A (88)	6,941	13
86	Williamston	D (32)	6,693	21
87	Allendale	B (68)	6,576	30
88	Norris	A (91)	6,517	14
89	Cheraw	F (12)	6,325	29
90	Batesburg-Leesville	D (39)	6,202	21
91	Ridge Spring	D (38)	6,110	33
92	Mcbee	A (82)	5,982	14
93	Edisto Island	B (66)	5,848	15
94	Abbeville	C (52)	5,640	17
95	Pendleton	A (98)	5,597	2
96	Pacolet	B (72)	5,323	4
97	Donalds	A (83)	5,200	5
98	Shaw Afb	F (0)	5,125	54
99	Folly Beach	B (69)	5,086	12
100	Johnsonville	A (82)	5,083	7
101	Barnwell	A (85)	4,693	4
102	Blacksburg	D (35)	4,496	13
103	Jonesville	A (84)	4,381	17
104	Bishopville	B (75)	3,810	14
105	Bamberg	A (87)	3,735	6
106	Chapin	A (85)	3,671	3
107	Jackson	F (0)	3,660	32
108	Wallace	B (65)	3,552	12
109	Fripp Island	B (69)	3,536	4
110	Denmark	B (70)	3,500	11
111	Central	A (82)	3,495	11
112	Pageland	C (48)	3,467	25
113	Andrews	B (75)	3,450	18
114	Loris	A (91)	3,428	6
115	Saluda	F (13)	3,390	16
116	Marietta	A (82)	3,255	6
117	Williston	A (91)	3,251	6
118	Hemingway	D (38)	3,191	15
119	Ware Shoals	A (89)	3,174	0
120	Bethune	B (78)	3,100	7
121	Carlisle	B (65)	3,097	12
122	Ninety Six	A (87)	2,880	5
123	Ridgeland	A (94)	2,678	3
124	Neeses	C (54)	2,660	27
125	St Matthews	A (81)	2,644	16
126	Kershaw	B (64)	2,567	16
127	Jenkinsville	F (15)	2,550	30
128	Sullivans Island	A (85)	2,521	4
129	Calhoun Falls	C (59)	2,473	25
130	Mccoll	B (69)	2,445	16
131	Santee	A (84)	2,388	5
132	Hilton Head	B (79)	2,318	10
133	St George	A (92)	2,300	5
134	Coward	A (95)	2,283	2
135	Whitmire	B (67)	2,256	13
136	Irmo	A (100)	2,200	0
137	Estill	A (83)	2,120	10
138	Summerton	A (94)	2,096	3
139	Latta	A (94)	2,076	3
140	Lincolnville	B (65)	1,980	32
141	Fairfax	B (77)	1,962	16
142	Blackville	A (87)	1,934	10
143	Swansea	D (39)	1,923	22
144	Great Falls	B (71)	1,878	29
145	Iva	C (54)	1,874	14
146	Pamplico	B (60)	1,734	29
147	Holly Hill	A (91)	1,710	6
148	Elloree	A (87)	1,498	10
149	North	C (46)	1,378	11
150	Prosperity	A (89)	1,292	3
151	Bowman	B (67)	1,274	10
152	Branchville	A (87)	1,218	10
153	Wagener	B (77)	1,210	8
154	Monetta	A (85)	1,152	12
155	Scranton	A (95)	1,133	2
156	Bath	C (44)	1,090	24
157	Lamar	C (51)	1,034	34