Water Quality in Summerville, SC (29448)

EPA violation data for public water systems serving ZIP code 29448.

No Health-Based Violations

None of the 10 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are6 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 57% of US ZIP codes.

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

1,997

Population

10

Water Systems

6

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (10)

Summerville Cpw (Sc1810003)

Purchased surface water 81,750 people served
0 violations

Dcwa Knightsville (1820001)

Purchased surface water 40,141 people served
0 violations

Dcws Ashley Phosphate (Sc1820008)

All resolved
Purchased surface water 26,076 people served
2 violations (5yr) · All resolved
Lead tested: 0.5 ppb (limit: 15 ppb)

Harleyville Town Of (Sc1810002)

Groundwater 946 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Hm Southeast Cement Harleyville 1830001

Groundwater 180 people served
0 violations
Lead tested: 9 ppb (limit: 15 ppb)

Quikrete Construction Material (1830005)

All resolved
Groundwater 105 people served
4 violations (5yr) · All resolved
Lead tested: 4.2 ppb (limit: 15 ppb)

Ronnies Station (1870200)

Groundwater 26 people served
0 violations

Boykins Hideout (Sc0870813)

Groundwater 26 people served
0 violations

Francis Beidler Forest (Sc1870901)

Groundwater 26 people served
0 violations

Hm Grr - Harleyville (Sc1830024)

Groundwater 25 people served
0 violations
Lead tested: 4.3 ppb (limit: 15 ppb)

Contaminants Found

E. COLIMonitoring
2 violations
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
4.3 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Summerville (29448) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6, most of which are monitoring/reporting issues.

Fewer violations 57th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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