County

Setting

pH

EC (µS/cm)

TDS (ppm)

Canon

Rural

7.95

323.67

162.33

Coffee

Rural

7.54

112.20

56.13

Warren

Rural

7.90

286.00

142.00

Rutherford

Urbanizing

7.14

177.90

89.20

Williamson

Urbanizing

7.76

181.80

90.43

Davidson

Urban

7.61

175.23

87.63

EPA MCL

6.5 - 8

-

500