Water Quality in KERRVILLE, TX (78028)

EPA violation data for public water systems serving ZIP code 78028.

616

Total Violations

206

Health-Based

410

Monitoring / Reporting

598

Resolved

What does this mean?

598 of 616 violations have been resolved. 206 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 410 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 57 Population served: 30,395

Violations Detail (616 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleMonitoringN/AN/AAug 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AAug 31, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AJul 26, 2025ActiveN/A
Public NoticeMonitoringN/AN/AJul 26, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AJun 3, 2025ActiveN/A
Public NoticeMonitoringN/AN/AMay 14, 2025ActiveN/A
Public NoticeMonitoringN/AN/AMay 14, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(26)

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Public Notice

75

Jul 26Active

Public Notice

75

Jul 26Active

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Public Notice

75

Jun 3Active

Public Notice

75

May 14Active

Public Notice

75

May 14Resolved

Public Notice

75

May 14Resolved

Public Notice

75

May 14Resolved

Public Notice

75

May 14Active

Public Notice

75

May 14Active

Public Notice

75

May 14Active

Public Notice

75

May 11Resolved

Public Notice

75

May 11Resolved

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Resolved

Total Haloacetic Acids (HAA5)

27

Mar 31Resolved

TTHM

27

Mar 31Resolved

Public Notice

75

Feb 12Active

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

2024(141)

Public Notice

75

Dec 6Resolved

Public Notice

75

Dec 6Resolved

TTHM

35

Nov 5Resolved

TTHM

35

Nov 5Resolved

TTHM

35

Nov 5Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

Combined Radium (-226 and -228)

02

Sep 30Resolved

TTHM

02

Sep 30Resolved

TTHM

02

Sep 30Resolved

TTHM

02

Sep 30Resolved

Public Notice

75

Sep 2Resolved

Public Notice

75

Sep 2Resolved

Public Notice

75

Sep 2Resolved

Public Notice

75

Sep 2Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Public Notice

75

Aug 17Resolved

Public Notice

75

Aug 17Resolved

Public Notice

75

Jul 31Resolved

Public Notice

75

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

TTHM

35

Jul 8Resolved

TTHM

35

Jul 8Resolved

TTHM

35

Jul 8Resolved

Consumer Confidence Rule

72

Jul 1Resolved

Consumer Confidence Rule

72

Jul 1Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Gross Alpha, Excl. Radon and U

02

Jun 30Resolved

Gross Alpha, Excl. Radon and U

02

Jun 30Resolved

Gross Alpha, Excl. Radon and U

02

Jun 30Resolved

Combined Radium (-226 and -228)

02

Jun 30Resolved

Combined Radium (-226 and -228)

02

Jun 30Resolved

Combined Radium (-226 and -228)

02

Jun 30Resolved

Gross Alpha, Excl. Radon and U

03

Jun 30Resolved

Gross Alpha, Excl. Radon and U

03

Jun 30Resolved

Combined Uranium

03

Jun 30Resolved

Combined Uranium

03

Jun 30Resolved

Combined Uranium

03

Jun 30Resolved

Gross Alpha, Excl. Radon and U

03

Jun 30Resolved

Combined Radium (-226 and -228)

03

Jun 30Resolved

Combined Radium (-226 and -228)

03

Jun 30Resolved

Combined Radium (-226 and -228)

03

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

TTHM

02

Jun 30Resolved

TTHM

02

Jun 30Resolved

TTHM

02

Jun 30Resolved

TTHM

02

Jun 30Resolved

TTHM

02

Jun 30Resolved

Public Notice

75

Jun 13Resolved

TTHM

35

Jun 5Resolved

TTHM

35

Jun 5Resolved

TTHM

35

Jun 5Resolved

Public Notice

75

May 1Resolved

Public Notice

75

May 1Resolved

TTHM

35

Apr 29Resolved

TTHM

35

Apr 29Resolved

TTHM

35

Apr 29Resolved

TTHM

35

Apr 29Resolved

E. COLI

34

Apr 1Resolved

E. COLI

34

Apr 1Resolved

E. COLI

34

Apr 1Resolved

E. COLI

34

Apr 1Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

Gross Alpha, Excl. Radon and U

02

Mar 31Resolved

Combined Radium (-226 and -228)

02

Mar 31Resolved

Combined Radium (-226 and -228)

02

Mar 31Resolved

Combined Radium (-226 and -228)

02

Mar 31Resolved

Combined Radium (-226 and -228)

02

Mar 31Resolved

Gross Alpha, Excl. Radon and U

02

Mar 31Resolved

Gross Alpha, Excl. Radon and U

02

Mar 31Resolved

Gross Alpha, Excl. Radon and U

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Public Notice

75

Mar 30Resolved

Public Notice

75

Mar 30Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Public Notice

75

Jan 31Resolved

Public Notice

75

Jan 31Resolved

Public Notice

75

Jan 31Resolved

Public Notice

75

Jan 31Resolved

How Does This Compare?

KERRVILLE (78028) has 616 recorded violations, including 206 health-based. 18 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove.

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