Water Quality in Roma, TX (78582)

EPA violation data for public water systems serving ZIP code 78582.

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

44,741

Population

8

Water Systems

47

Violations (5yr)

7

Health-Based

Location

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Water Systems Serving This Area (8)

City Of Roma

4 health-based
Surface water 19,464 people served
31 violations (5yr) · 4 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

City Of Rio Grande City

2 health-based
Surface water 18,912 people served
3 violations (5yr) · 2 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Rio Wsc

1 health-based
Surface water 6,639 people served
13 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb)

El Tanque Wsc

Purchased surface water 3,000 people served
0 violations

Starr County Memorial Hospital

Purchased surface water 160 people served
0 violations

Lockheed Martin Usaf Aerostat Site

Purchased surface water 29 people served
0 violations

Continental Oil Co Gas Plt-Rincon

Groundwater 10 people served
0 violations

Starr County Memorial Hospital

Purchased surface water 0
0 violations
Lead tested: 7.1 ppb (limit: 15 ppb) Copper tested: 4490 ppb (limit: 1300 ppb)

Contaminants Found

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

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

7 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

4 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

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

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jul 2025

Copper (Cu)

Exceeds limit
4490 ppb measured Action level: 1300 ppb

Sampled: Jul 2023

How Does This Compare?

Roma (78582) has more violations than 90% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 47.

Fewer violations 90th 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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