B
71

Good Water Quality

Coopersburg, PA 18036

Lehigh County · Population served: 9,870 · Data updated March 2026

Water Systems Serving This Area

🌊
COOPERSBURG MUN WATER AUTH
Groundwater · Pop. 2,570
PWSID: PA3390046
🏔
UPPER SAUCON TWP WATER SUPPLY
Surface water · Pop. 7,300
PWSID: PA3390077

PFAS / Forever Chemicals

1 detected All below limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFBA6.7 pptNo standard500 pptUnregulated

Violation History (Last 5 Years)

16Total (5yr)
0Health-Based
8Major

Water Quality Summary

Understanding Your Water in Coopersburg

Tap water quality in Coopersburg, Pennsylvania (18036) receives an overall grade of B (Good) with a score of 71 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 8 points above the Pennsylvania state average of 63. The area is served by 2 water systems providing water to approximately 9,870 people, using surface water and groundwater sources. PFAS testing detected 1 compound, all currently below EPA limits. The area has 16 violations over the past 5 years, though none were classified as health-based.

Your Score 71/100 B
vs State 8 pts above Pennsylvania avg (63)
vs National 4 pts below national avg (75)

What a Grade B Means

A score of 71/100 means the water in Coopersburg, PA 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
Groundwater: drawn from underground aquifers via wells

Common Questions

Frequently Asked Questions

Based on EPA data, tap water in Coopersburg, Pennsylvania receives a grade of B (Good) with a score of 71/100. 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 18036 is served by 2 water systems using surface water, groundwater sources, providing water to approximately 9,870 people. Multiple source types mean your water may come from a blend of surface and underground sources.

No lead data is currently available for ZIP code 18036. 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.

1 PFAS compound were detected in water serving Coopersburg, Pennsylvania, but all are currently below EPA limits. While levels are within regulatory standards, some health organizations recommend minimizing any PFAS exposure. Activated carbon or reverse osmosis filters can reduce PFAS levels.

Water systems serving Coopersburg, Pennsylvania have received 16 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 (PFAS), residents in Coopersburg, Pennsylvania should consider: Reverse osmosis (RO) system — most effective for PFAS, lead, and other contaminants. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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