State

2020

2019-2020

2016-2017

Census Data

Violations Chlorine

TTHM

Chlorine

TTHM

Population

Income

Systems

Total

[ppm]

[ppb]

[ppm]

[ppb]

% Change

CT

Connecticut

2,880,001

$64,032

14,516

57,345

0.52

33.4

0.55

37.5

12%

DE

Delaware

974,687

$55,847

3471

3140

2.20

58.0

2.10

68.0

17%

ME

Maine

929,625

$45,815

11,721

33,484

1.76

27.0

1.77

27.0

0

MD

Maryland

5,915,557

$68,854

17,806

19,480

2.21

27.5

2.20

42.0

53%

MA

Massachusetts

9,802,316

$62,072

13,329

43,124

2.10

25.2

2.24

27.6

10%

NH

New Hampshire

1,201,963

$61,042

6476

39,843

1.22

29.6

1.34

34.9

18%

NJ

New Jersey

9,614,776

$67,681

17,734

81,449

0.44

51.0

0.38

44.0

16%

NY

New York

21,306,094

$54,148

53,656

145,200

0.63

50.0

0.70

50.0

0

PA

Pennsylvania

12,695,604

$49,288

38,483

337,248

1.15

55.0

1.77

56.3

2%

RI

Rhode Island

1,128,572

$52,254

3000

4248

0.57

64.0

0.67

73.0

14%

VT

Vermont

613,979

$49,406

8287

31,709

1.94

58.9

1.84

57.6

2%