B
82

Good Water Quality

Myrtle Beach, SC 29588

Horry County · Population served: 247,592 · Data updated March 2026

Water Systems Serving This Area

🏔
GSW&SA (SC2620004)
Surface water · Pop. 247,550
PWSID: SC2620004
🌊
THOMPKINS MHP (SC2660045)
Groundwater · Pop. 42
PWSID: SC2660045

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
0.6
15 ppb 1 ppb Passed

PFAS / Forever Chemicals

7 detected 2 above EPA limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFPeA11.8 pptNo standardUnregulated
PFOS11.5 ppt4 ppt4 pptExceeded
PFOA11.4 ppt4 ppt4 pptExceeded
PFBA7.2 pptNo standard500 pptUnregulated
PFHxA7.2 pptNo standard400 pptUnregulated
PFBS5.6 ppt2000 ppt100 pptBelow limit
PFHpA4.8 pptNo standardUnregulated

Violation History (Last 5 Years)

3Total (5yr)
0Health-Based
0Major

Water Quality Summary

Understanding Your Water in Myrtle Beach

Tap water quality in Myrtle Beach, South Carolina (29588) receives an overall grade of B (Good) with a score of 82 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is roughly in line with the South Carolina state average of 81. The area is served by 2 water systems providing water to approximately 247,592 people, using surface water and groundwater sources. Notably, 2 PFAS compounds exceed EPA limits — a significant concern given the persistent nature of these chemicals.

Your Score 82/100 B
vs State 1 pts above South Carolina avg (81)
vs National 7 pts above national avg (75)

What a Grade B Means

A score of 82/100 means the water in Myrtle Beach, SC 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

Health Information

What These Contaminants Mean for You

⚠️

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 Myrtle Beach, South Carolina receives a grade of B (Good) with a score of 82/100. 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 29588 is served by 2 water systems using surface water, groundwater sources, providing water to approximately 247,592 people. Multiple source types mean your water may come from a blend of surface and underground sources.

Lead levels in Myrtle Beach, South Carolina are 0.6 ppb, which is at or below the health guideline of 1 ppb. This is a positive result, though periodic testing is still recommended.

Yes — 7 PFAS compounds were detected in water serving Myrtle Beach, South Carolina, and 2 exceed EPA maximum contaminant levels. PFAS are persistent chemicals linked to cancer, immune system effects, and developmental issues. A reverse osmosis or activated carbon filter certified for PFAS removal is recommended.

Water systems serving Myrtle Beach, South Carolina have received 3 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 Myrtle Beach, South Carolina 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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