Water Quality in SUGAR LAND, TX (77478)

EPA violation data for public water systems serving ZIP code 77478.

276

Total Violations

6

Health-Based

270

Monitoring / Reporting

256

Resolved

What does this mean?

256 of 276 violations have been resolved. 6 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 270 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: 93,668

Violations Detail (276 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Public NoticeMonitoringN/AN/ASep 6, 2025ActiveN/A
Lead and Copper RuleMonitoringN/AN/AJun 30, 2025ActiveN/A
Lead and Copper RuleMonitoringN/AN/AJun 30, 2025ActiveN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ActiveN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ActiveN/A
Public NoticeMonitoringN/AN/AFeb 22, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(10)

Public Notice

75

Sep 6Active

Lead and Copper Rule

52

Jun 30Active

Lead and Copper Rule

52

Jun 30Active

Public Notice

75

Apr 30Active

Public Notice

75

Apr 30Active

Public Notice

75

Feb 22Active

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(37)

Revised Total Coliform Rule

2A

Dec 27Resolved

Revised Total Coliform Rule

2A

Dec 27Resolved

Revised Total Coliform Rule

2A

Dec 27Resolved

E. COLI

34

Nov 26Resolved

E. COLI

34

Nov 26Resolved

E. COLI

34

Nov 26Resolved

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

52

Sep 30Active

Lead and Copper Rule

52

Sep 30Active

Lead and Copper Rule

52

Sep 30Active

Public Notice

75

Sep 30Resolved

Lead and Copper Rule

66

Sep 28Resolved

Lead and Copper Rule

66

Sep 28Resolved

Lead and Copper Rule

66

Sep 28Resolved

Public Notice

75

Sep 27Resolved

Public Notice

75

Sep 27Resolved

Public Notice

75

Aug 31Resolved

Public Notice

75

Aug 31Resolved

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

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

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Public Notice

75

Feb 28Resolved

How Does This Compare?

SUGAR LAND (77478) has 276 recorded violations, including 6 health-based. 20 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

NSF Certified Products → EPA Safe Drinking Water Guide →

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

NSF Certified Products → EPA Safe Drinking Water Guide →

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

Nearby ZIP Codes

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