Water Quality in Houston, TX (77094)

EPA violation data for public water systems serving ZIP code 77094.

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

10,395

Population

15

Water Systems

577

Violations (5yr)

37

Health-Based

Location

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Water Systems Serving This Area (15)

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) ✓

Southfield Health Care Center

Groundwater 300 people served
0 violations

Waller County Line

Groundwater 200 people served
0 violations

Derby Ing

1 health-based
Groundwater 174 people served
104 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓

South Midland County Water System

32 health-based
Groundwater 165 people served
214 violations (5yr) · 32 health-based

Stoneybrook Healthcare Center

Groundwater 141 people served
0 violations

Pecans Grill & Bar

Groundwater 100 people served
0 violations

West Houston Airport

Groundwater 100 people served
0 violations
Lead tested: 4 ppb (limit: 15 ppb) ✓

Oak Hill Acres Mobile Home Subdivision

1 health-based
Groundwater 81 people served
186 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓

Fall Branch Estates

1 health-based
Groundwater 60 people served
25 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓

Solar Village Hoa

1 health-based
Groundwater 40 people served
36 violations (5yr) · 1 health-based
Lead tested: 2 ppb (limit: 15 ppb) ✓

Kingsland Office Park

All resolved
Groundwater 0
8 violations (5yr) · All resolved
Lead tested: 0.4 ppb (limit: 15 ppb) ✓

5 Star Montessori School

Purchased surface water 0
0 violations

Conoco Food Mart

Groundwater 0
0 violations

Contaminants Found

NitrateHealth-Based

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

39 violations
All resolved
ArsenicHealth-Based

A naturally occurring element that can cause cancer and other health effects at high levels.

26 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
10 violations
Has active
Interim Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
142 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

85 violations
All resolved
Lead and Copper RuleMonitoring

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

35 violations
Has active
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

14 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

10 violations
Has active
Xylenes, TotalMonitoring
6 violations
All resolved
1,1,2-TrichloroethaneMonitoring
6 violations
All resolved
StyreneMonitoring
6 violations
All resolved
Carbon tetrachlorideMonitoring
6 violations
All resolved
TolueneMonitoring
6 violations
All resolved
1,1-DichloroethyleneMonitoring
6 violations
All resolved
BenzeneMonitoring
6 violations
All resolved
EthylbenzeneMonitoring
6 violations
All resolved
1,2-DichloropropaneMonitoring
6 violations
All resolved
1,2,4-TrichlorobenzeneMonitoring
6 violations
All resolved
cis-1,2-DichloroethyleneMonitoring
6 violations
All resolved
p-DichlorobenzeneMonitoring
6 violations
All resolved
DICHLOROMETHANEMonitoring
6 violations
All resolved
TrichloroethyleneMonitoring
6 violations
All resolved
1,2-DichloroethaneMonitoring
6 violations
All resolved
o-DichlorobenzeneMonitoring
6 violations
All resolved
CHLOROBENZENEMonitoring
6 violations
All resolved
TetrachloroethyleneMonitoring
6 violations
All resolved
Vinyl chlorideMonitoring
6 violations
All resolved
trans-1,2-DichloroethyleneMonitoring
6 violations
All resolved
1,1,1-TrichloroethaneMonitoring
6 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
3 violations
All resolved
NitriteMonitoring

Similar to nitrate — harmful to infants at high levels.

3 violations
All resolved
TTHMMonitoring
3 violations
All resolved
E. COLIMonitoring
1 violation
All resolved
FluorideMonitoring
1 violation
All resolved
CYANIDEMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0.4 ppb measured Action level: 15 ppb

Sampled: Jul 2024

How Does This Compare?

Houston (77094) has more violations than 100% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 577.

Fewer violations 100th 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

NSF Certified Products → EPA Safe Drinking Water Guide →

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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