Table 2 Drinking Water Sampling results for 8 PFAS of hot-spot areas in Kentucky by KDEP in 2019 and 2021.

From: Identifying and sharing per-and polyfluoroalkyl substances hot-spot areas and exposures in drinking water

Sampling Year

County

sampling location

Sample type

PFAS concentration (ng/L)

PFBS

HFDO-DA

PFHpA

PFHxS

ADONA

PFOA

PFOS

PFNA

Total PFAS

2019

Henderson

Henderson Water-North

DW

ND

12.6

ND

ND

ND

1.43

0

0

14.03

McCracken

Paducah water works

DW

2.73

4.89

1.12

ND

ND

4.07

4.54

0

17.35

Greenup

Russell Water company

DW

ND

13.5

1.2

ND

ND

5.62

2.01

0

22.33

Boyd

Ashland Water works

DW

ND

18.3

ND

ND

ND

4.74

1.96

0

25

Mason

Maysville Utility Commission

DW

ND

29.7

ND

ND

ND

5.09

1.94

0

36.73

Greenup

South Shore

DW

8.55

ND

5.02

11

ND

23.2

18.9

0

66.67

2020

Christian

Quarles Spring Branch

DW

13.7

ND

12

135

ND

13.4

249

1.29

424.4

Christian

Quarles Spring Branch

NP

ND

ND

ND

100

ND

ND

206

ND

306

Fayette

UT to North Elkhorn Creek

DW

14.3

ND

20.4

14

ND

31.2

6.34

2.4

88.64

Henderson

Canoe Creek-Downstream

DW

3.83

ND

47.1

1.1

ND

36.6

5.32

29

123

Jefferson

Duck Spring Branch

DW

6.35

ND

17.6

46

ND

13.8

95.1

2.85

182

Union

Casey Creek

DW

11.8

ND

5.41

4.8

ND

8.36

21.8

2.56

54.72

Marshall

Cypress Creek

DW

1.88

ND

ND

2.9

ND

5.45

5.41

37.6

53.25

  1. Note-Not Detected (ND), Drinking Water (DW), NP (Non-Portable), Perfluorobutane sulfonate (PFBS), Hexafluoropropylene oxide-dimer (HFDO-DA or Gen-X), perfluoroheptanoic acid (PFHpA), Perfluorohexane sulfonate (PFHxS), Ammonium 4,8-dioxa-3H-perfluorononanoate (ADONA), PFOA, PFOS, and Perfluorononanoic acid (PFNA). Source: 28.