Water Quality in Houston, TX (77034)

EPA violation data for public water systems serving ZIP code 77034.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

36,456

Population

17

Water Systems

15

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (17)

City Of Houston

1 health-based
Surface water 2,970,543 people served
1 violation (5yr) · 1 health-based · All resolved
Lead tested: 5 ppb (limit: 15 ppb)

City Of Pasadena

Purchased surface water 152,000 people served
3 violations (5yr)
Lead tested: 3.72 ppb (limit: 15 ppb)

147th T A N G

1 health-based
Purchased surface water 450 people served
11 violations (5yr) · 1 health-based
Lead tested: 2.9 ppb (limit: 15 ppb)

Riviera Subd

Groundwater 150 people served
0 violations

Gregory And Cook Incorporated

Groundwater 130 people served
0 violations

Rosharon Service Center

Groundwater 105 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Tel Ton Lounge

Groundwater 100 people served
0 violations

Fiesta Estates

Groundwater 100 people served
0 violations

Pe-Te'S Cajun Bar-B-Que

Groundwater 100 people served
0 violations

Airway Mobile Est-William Smit

Groundwater 63 people served
0 violations

Southwestern Bell Telephone Co

Groundwater 60 people served
0 violations

Blue Bird Drive Inn

Groundwater 50 people served
0 violations

Archem Company

Groundwater 40 people served
0 violations

Back Road Lounge

Groundwater 40 people served
0 violations

Franks Lounge

Groundwater 30 people served
0 violations

W W Ranch Lounge

Groundwater 30 people served
0 violations

Sealy Farms

Groundwater 0
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
All resolved
Interim Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
4 violations
Has active
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

2 violations
All resolved
E. COLIMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Houston (77034) has more violations than 74% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 15.

Fewer violations 74th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

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

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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