Water Quality in Houston, TX (77098)

EPA violation data for public water systems serving ZIP code 77098.

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

17,210

Population

28

Water Systems

101

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (28)

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)

Cnp Utility District

Purchased surface water 14,718 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Harris County Wcid 119

Purchased surface water 9,150 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

West Park Mud

All resolved
Groundwater 8,106 people served
5 violations (5yr) · All resolved
Lead tested: 1.66 ppb (limit: 15 ppb)

Harris County Ud 16

Groundwater 6,063 people served
0 violations

Harris County Mud 5

Purchased surface water 5,487 people served
0 violations
Lead tested: 0.96 ppb (limit: 15 ppb)

Harris County Mud 401

Groundwater 3,813 people served
2 violations (5yr)
Lead tested: 1.52 ppb (limit: 15 ppb)

Postwood Mud

Groundwater 3,747 people served
0 violations
Lead tested: 0.74 ppb (limit: 15 ppb)

Encanto Real Utility District

Groundwater 3,717 people served
1 violation (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

East Montgomery County Mud 3

All resolved
Groundwater 2,250 people served
3 violations (5yr) · All resolved

Harris County Mud 61

Groundwater 2,016 people served
0 violations
Lead tested: 3.64 ppb (limit: 15 ppb)

East Montgomery County Mud 4

Groundwater 1,500 people served
0 violations
Lead tested: 0.74 ppb (limit: 15 ppb)

Harris County Mud 286

All resolved
Purchased surface water 879 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Harris County Mud 211

Purchased groundwater 405 people served
0 violations
Lead tested: 1.66 ppb (limit: 15 ppb)

Harris County Mud 233

Purchased surface water 390 people served
0 violations
Lead tested: 4.43 ppb (limit: 15 ppb)

Champions Masjid

Groundwater 350 people served
0 violations

Myra S Pryor Girl Scout Camp

Groundwater 300 people served
14 violations (5yr)

Bareback Bar And Icehouse

Groundwater 175 people served
8 violations (5yr)

Maryam Islamic Center At New Territory

Groundwater 120 people served
0 violations
Lead tested: 6 ppb (limit: 15 ppb)

Stglh Alice

All resolved
Groundwater 74 people served
4 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

River Point S.C.

Groundwater 60 people served
0 violations

Masjid Al-Ansaar

Groundwater 50 people served
0 violations

Crump, R L Water System

Groundwater 30 people served
0 violations

Hollister Business Park

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

Masjid Aqsa Cinco Ranch Islamic Center

All resolved
Groundwater 0
4 violations (5yr) · All resolved

Pilot Flying J 734

Groundwater 0
0 violations

Camp Camwood

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
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

27 violations
All resolved
Public NoticeMonitoring
9 violations
Has active
Lead and Copper RuleMonitoring

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

8 violations
Has active
E. COLIMonitoring
3 violations
Has active
NitrateMonitoring

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

3 violations
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
Combined UraniumMonitoring
1 violation
All resolved
Combined Radium (-226 and -228)Monitoring
1 violation
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
ArsenicMonitoring

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

1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3.64 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Houston (77098) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 101.

Fewer violations 96th 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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