Water Quality in Pearland, TX (77531)

EPA violation data for public water systems serving ZIP code 77531.

No Health-Based Violations

None of the 17 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are15 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 74% of US ZIP codes.

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

16,406

Population

17

Water Systems

15

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (17)

City Of Pearland

Surface water 125,828 people served
1 violation (5yr)
Lead tested: 1.6 ppb (limit: 15 ppb)

Brazoria County Mud 18

Groundwater 46,000 people served
0 violations

City Of Angleton

All resolved
Purchased surface water 27,333 people served
7 violations (5yr) · All resolved
Lead tested: 2.04 ppb (limit: 15 ppb)

City Of Lake Jackson

Purchased surface water 27,314 people served
0 violations
Lead tested: 0.9 ppb (limit: 15 ppb) Copper tested: 1360 ppb (limit: 1300 ppb)

City Of Alvin

All resolved
Groundwater 26,244 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

City Of Clute

All resolved
Purchased surface water 10,604 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

City Of Richwood

All resolved
Purchased surface water 7,605 people served
4 violations (5yr) · All resolved
Lead tested: 2.26 ppb (limit: 15 ppb)

Glenwood Bayou Subdivision

Purchased groundwater 687 people served
0 violations

A-Frame Club

Groundwater 40 people served
0 violations

Oasis Mhp

Groundwater 27 people served
0 violations

J&S Water

Groundwater 26 people served
0 violations

The House Water Supply

Groundwater 26 people served
0 violations

Mother Teresa Cuisine Inc

Groundwater 25 people served
0 violations

Vernor Materials & Equip Co Inc

Groundwater 25 people served
0 violations

Bayou Oaks Rv Park

Purchased surface water 0
0 violations

Anchor Road Mobile Home Park

Groundwater 0
0 violations

Jackson Oak Water System

Groundwater 0
0 violations

Contaminants Found

Public NoticeMonitoring
5 violations
All resolved
Lead and Copper RuleMonitoring

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

4 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
E. COLIMonitoring
2 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1.6 ppb measured Action level: 15 ppb

Sampled: Jul 2025

Copper (Cu)

Exceeds limit
1360 ppb measured Action level: 1300 ppb

Sampled: Jan 2025

How Does This Compare?

Pearland (77531) 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, most of which are monitoring/reporting issues.

Fewer violations 74th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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