B
84

Good Water Quality

Nacogdoches, TX 75963

Nacogdoches County · Population served: 50,226 · Data updated March 2026

Water Systems Serving This Area

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CITY OF NACOGDOCHES
Surface water · Pop. 50,226
PWSID: TX1740003

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
2.0
15 ppb 1 ppb Warning

Violation History (Last 5 Years)

22Total (5yr)
0Health-Based
0Major

Water Quality Summary

Understanding Your Water in Nacogdoches

Tap water quality in Nacogdoches, Texas (75963) receives an overall grade of B (Good) with a score of 84 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 16 points above the Texas state average of 68. The area is served by City Of Nacogdoches, a surface water system providing water to approximately 50,226 people. Testing has found elevated levels of Lead that warrant attention. The area has 22 violations over the past 5 years, though none were classified as health-based.

Your Score 84/100 B
vs State 16 pts above Texas avg (68)
vs National 9 pts above national avg (75)

What a Grade B Means

A score of 84/100 means the water in Nacogdoches, 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.

Surface water: sourced from rivers, lakes, or reservoirs

Health Information

What These Contaminants Mean for You

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Lead in Your Water

Lead is a toxic metal that can leach from aging pipes and plumbing fixtures.

Health Effects

Even low levels of lead exposure can cause developmental delays in children, kidney damage, and cardiovascular effects in adults. The EPA action level is 15 ppb, but health experts recommend no safe level of lead in drinking water.

Common Sources

Lead enters water primarily through corrosion of lead service lines, lead solder, and brass fixtures — especially in homes built before 1986.

What You Can Do

If lead is detected above 1 ppb, consider using a certified lead-removal filter (NSF/ANSI 53) for drinking and cooking water. Run cold water for 30 seconds before use if water has been sitting in pipes.

Common Questions

Frequently Asked Questions

Based on EPA data, tap water in Nacogdoches, Texas receives a grade of B (Good) with a score of 84/100. 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 75963 is served by 1 water system using surface water sources, providing water to approximately 50,226 people. Surface water systems are more susceptible to contamination from agricultural runoff, industrial discharge, and weather events, but typically undergo more extensive treatment including filtration and disinfection.

Lead was detected at 2.0 ppb in Nacogdoches, Texas. While this is below the EPA action level of 15 ppb, it exceeds the health guideline of 1 ppb recommended by health organizations. Consider a certified lead filter, especially if you have young children.

No PFAS ("forever chemicals") were detected in water systems serving Nacogdoches, 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 Nacogdoches, Texas have received 22 violations in the last 5 years. 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 (lead), residents in Nacogdoches, Texas should consider: NSF/ANSI 53 certified filter — specifically rated for lead reduction. Pitcher filters (like Brita Longlast or PUR) and under-sink systems both work. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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