countyscore

Best Water Quality Counties in Virginia

EPA drinking water health violations and safety grades Compare rankings across all 133 counties.

Average Water Quality Score
58/100
Top County
Albemarle County
Counties Ranked
95

Top 10

#1
Albemarle County
VA
86/100
#2
Amelia County
VA
86/100
#3
Appomattox County
VA
86/100
#4
Arlington County
VA
86/100
#5
Augusta County
VA
86/100
#6
Bath County
VA
86/100
#7
Bedford County
VA
86/100
#8
Bland County
VA
86/100
#9
Carroll County
VA
86/100
#10
Chesterfield County
VA
86/100

All Virginia Counties Ranked

#CountyWater Quality ScoreOverall Score
1Albemarle County, VA
86
44.7
2Amelia County, VA
86
54.9
3Appomattox County, VA
86
62.4
4Arlington County, VA
86
44.8
5Augusta County, VA
86
58.8
6Bath County, VA
86
74.4
7Bedford County, VA
86
58.6
8Bland County, VA
86
72.8
9Carroll County, VA
86
63.4
10Chesterfield County, VA
86
43.3
11Cumberland County, VA
86
51.6
12Essex County, VA
86
51.1
13Fairfax County, VA
86
44.4
14Fluvanna County, VA
86
59.6
15Frederick County, VA
86
54.8
16Goochland County, VA
86
64
17Greensville County, VA
86
56.9
18Halifax County, VA
86
55.6
19Hanover County, VA
86
55.4
20Henrico County, VA
86
39.1
21Henry County, VA
86
51.7
22Highland County, VA
86
62.1
23James City County, VA
86
56.3
24King and Queen County, VA
86
63.7
25King William County, VA
86
57
26Lancaster County, VA
86
57.1
27Lunenburg County, VA
86
59.4
28New Kent County, VA
86
55.6
29Patrick County, VA
86
58.1
30Powhatan County, VA
86
54.7
31Prince Edward County, VA
86
56.6
32Prince George County, VA
86
49.4
33Richmond County, VA
86
62.9
34Roanoke County, VA
86
49.4
35Rockbridge County, VA
86
53.6
36Russell County, VA
86
61.3
37Smyth County, VA
86
56.8
38Stafford County, VA
86
53.6
39Surry County, VA
86
67.1
40Sussex County, VA
86
49.8
41Tazewell County, VA
86
50
42Washington County, VA
86
58.3
43Westmoreland County, VA
86
55.4
44York County, VA
86
52.5
45Prince William County, VA
70.6
39.6
46Montgomery County, VA
69
49.3
47Loudoun County, VA
68.6
57
48Spotsylvania County, VA
66
54.4
49Campbell County, VA
65.6
57.1
50Culpeper County, VA
64.8
50.1
51Fauquier County, VA
61.3
57.9
52Amherst County, VA
61
58.4
53Mecklenburg County, VA
60.4
51.1
54Wise County, VA
58.4
54
55Botetourt County, VA
58.3
65
56Lee County, VA
54.6
52.2
57Rockingham County, VA
54.4
58.3
58Northampton County, VA
49.7
54.7
59Northumberland County, VA
49.3
66.8
60Warren County, VA
46.2
50.8
61Alleghany County, VA
45.6
53.4
62Franklin County, VA
44.6
60.1
63Page County, VA
44.2
52.4
64Gloucester County, VA
42.9
53.6
65King George County, VA
40
54.7
66Giles County, VA
36.9
57.4
67Greene County, VA
32.8
50.6
68Grayson County, VA
31.3
65.7
69Scott County, VA
30.8
53.8
70Louisa County, VA
29.6
51.9
71Southampton County, VA
29.5
54.7
72Floyd County, VA
26.6
71.5
73Buchanan County, VA
24
51.4
74Middlesex County, VA
23.2
53.2
75Dinwiddie County, VA
23.1
44.1
76Wythe County, VA
22.8
57.6
77Pittsylvania County, VA
19.4
54
78Charlotte County, VA
18.9
58.3
79Caroline County, VA
17
47.9
80Pulaski County, VA
16.4
45.7
81Orange County, VA
16.1
52.9
82Accomack County, VA
15.1
47
83Nottoway County, VA
12.9
43.7
84Charles City County, VA
12.8
50.3
85Craig County, VA
12.8
61.3
86Shenandoah County, VA
12.7
53.4
87Dickenson County, VA
12.3
64.1
88Nelson County, VA
11.7
51.8
89Buckingham County, VA
9.1
56.4
90Madison County, VA
7.9
59.1
91Clarke County, VA
5.8
63.6
92Brunswick County, VA
3.8
55.5
93Isle of Wight County, VA
3
48.1
94Mathews County, VA
2.2
63.4
95Rappahannock County, VA
0.8
59.7

Data Source

Water Quality data from WaterByCounty. See full details at WaterByCounty. Data updated February 2026.