Water Quality in THE WOODLANDS, TX (77381)

EPA violation data for public water systems serving ZIP code 77381.

238

Total Violations

14

Health-Based

224

Monitoring / Reporting

223

Resolved

What does this mean?

223 of 238 violations have been resolved. 14 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 224 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: 33 Population served: 11,936

Violations Detail (238 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Lead and Copper RuleMonitoringN/AN/ASep 28, 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
NitrateMonitoringN/AN/AJun 30, 2025ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/AJun 30, 2025ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/AJun 30, 2025ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
NitrateMonitoringN/AN/AJun 30, 2025ResolvedInfants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Revised Total Coliform RuleMonitoringN/AN/AMay 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AMay 31, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(28)

Lead and Copper Rule

66

Sep 28Active

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Nitrate

03

Jun 30Resolved

Nitrate

03

Jun 30Resolved

Nitrate

03

Jun 30Resolved

Nitrate

03

Jun 30Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Active

Public Notice

75

Apr 30Active

Public Notice

75

Apr 27Resolved

Public Notice

75

Apr 27Resolved

Public Notice

75

Apr 27Active

Public Notice

75

Apr 27Active

Public Notice

75

Apr 27Resolved

Public Notice

75

Apr 27Resolved

Lead and Copper Rule

66

Mar 31Resolved

Lead and Copper Rule

66

Mar 31Resolved

Public Notice

75

Mar 9Resolved

Public Notice

75

Mar 9Resolved

Public Notice

75

Mar 9Resolved

Public Notice

75

Mar 9Resolved

2024(47)

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

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 16Resolved

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

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Public Notice

75

Aug 17Resolved

Public Notice

75

Aug 17Resolved

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

E. COLI

34

Jun 20Resolved

E. COLI

34

Jun 20Resolved

E. COLI

34

Jun 20Resolved

E. COLI

34

Jun 20Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

How Does This Compare?

THE WOODLANDS (77381) has 238 recorded violations, including 14 health-based. 15 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.

Nearby ZIP Codes

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