B
78

Good Water Quality

Melvin, TX 76858

Mcculloch County · Population served: 300 · Data updated March 2026

Water Systems Serving This Area

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CITY OF MELVIN
Groundwater · Pop. 300
PWSID: TX1540003

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Copper
1700.0
1300 ppb 300 ppb Exceeded

Violation History (Last 5 Years)

13Total (5yr)
1Health-Based
2Major

Water Quality Summary

Understanding Your Water in Melvin

Tap water quality in Melvin, Texas (76858) receives an overall grade of B (Good) with a score of 78 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 10 points above the Texas state average of 68. The area is served by City Of Melvin, a groundwater system providing water to approximately 300 people. Testing has found elevated levels of Copper that warrant attention. Over the past 5 years, water systems here have accumulated 13 violations, including 1 health-based violations.

Your Score 78/100 B
vs State 10 pts above Texas avg (68)
vs National 3 pts above national avg (75)

What a Grade B Means

A score of 78/100 means the water in Melvin, TX is generally good and meets EPA standards, with only minor areas of concern. There may be low levels of detectable contaminants or a small number of non-critical violations. Most residents can feel comfortable with their tap water quality, though basic filtration can provide an extra layer of protection.

Groundwater: drawn from underground aquifers via wells

Health Information

What These Contaminants Mean for You

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Copper in Your Water

Copper can leach into water from copper plumbing, especially in newer homes or when water is acidic.

Health Effects

Short-term exposure above 1,300 ppb can cause gastrointestinal distress. Long-term exposure may cause liver or kidney damage. People with Wilson's disease are especially vulnerable.

Common Sources

Copper pipes, fittings, and faucets are the most common source. Corrosive (low-pH) water accelerates copper leaching.

What You Can Do

If copper levels are elevated, flush pipes by running water for 15–30 seconds before use. Reverse osmosis and distillation systems effectively remove copper.

Common Questions

Frequently Asked Questions

Based on EPA data, tap water in Melvin, Texas receives a grade of B (Good) with a score of 78/100. This indicates the water meets federal standards and has relatively few concerns. However, individual homes may still have localized issues such as lead from old plumbing.

ZIP code 76858 is served by 1 water system using groundwater sources, providing water to approximately 300 people. Groundwater is naturally filtered through rock and soil, often requiring less treatment. However, it can be vulnerable to contamination from underground sources like naturally occurring arsenic, nitrates from agriculture, or PFAS from industrial sites.

No lead data is currently available for ZIP code 76858. This may mean lead testing results haven't been reported recently, or the serving water system uses monitoring waivers. You can request a free lead test kit from most water utilities or purchase a certified home testing kit.

No PFAS ("forever chemicals") were detected in water systems serving Melvin, Texas during the most recent EPA monitoring period (UCMR5). However, not all water systems have been tested for all PFAS compounds, and new contamination can occur over time.

Water systems serving Melvin, Texas have received 13 violations in the last 5 years, including 1 health-based violation. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.

Based on detected contaminants (copper), residents in Melvin, Texas should consider: Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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