2010

2005

2015

Census Data

Violations

TTHM

Violations

TTHM

State

Population

Income

Systems

Total

TTHM

[ppb]

Total

TTHM

[ppb]

% Change

IL

Indiana

12,830,632

$52,972

5761

5077

57

16.1

4305

20

32.0

12.3%

IN

Indiana

6,483,802

$44,613

4221

4079

38

46.0

2039

5

78.0

3.7%

IA

Iowa

3,046355

$52,972

1966

1377

93

46.6

911

5

95.0

4.4%

KS

Kansas

2,853,118

$44,613

1035

738

353

4.3

382

36

16.0

86.5%

MI

Michigan

9,883,927

$47,961

11320

2824

7

18.9

2478

1

78.3

21.9%

MN

Minnesota

5,303,925

$48,257

7128

484

2

26.2

450

37

46.9

6.8%

MO

Missouri

5,988,927

$45,413

2797

2182

112

15.4

1801

58

34.0

14.3%

NE

Nebraska

1,826,341

$55,459

1319

588

1

49.0

516

6

68.0

2.8%

ND

N. Dakota

672,591

$44,301

512

209

49

17.0

375

19

63.0

21.8%

OH

Ohio

11,536,504

$48,408

5392

5020

168

31.6

2340

39

55.0

5.5%

SD

S. Dakota

814,180

$48,670

652

571

14

67.0

466

3

78.0

1.7%

WI

Wisconsin

5,686,698

$45,090

5761

5077

57

16.1

4305

20

32.0

8.0%