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SUMMERVILLE CPW (SC1810003)

PWS ID: SC1810003 · SUMMERVILLE, South Carolina 29484-0817

SUMMERVILLE CPW (SC1810003) serves 81,750 people in SUMMERVILLE, South Carolina using Surface Water water sources. It has 13 recorded EPA violations, including 2 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (6 compounds found).

Water Quality Snapshot: SUMMERVILLE CPW (SC1810003)

SUMMERVILLE CPW (SC1810003) is a local-owned community water system that delivers drinking water to 81,750 residents in SUMMERVILLE, South Carolina (Dorchester County) through 28,305 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 13 total violations for this system , of which 2 (15%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 9 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 6 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 6 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 0.0081 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across South Carolina, EPA tracks 1,390 public water systems serving 4,709,324 people, with 38,355 cumulative violations and 9,705 health-based violations on record. About 65% of systems in the state carry at least one violation, and state-wide the average per system is 27.6 violations. SUMMERVILLE CPW (SC1810003)'s 13 violations sit below the South Carolina average. Statewide, 107 of 164 UCMR5-tested systems have reported PFAS detections (65.2%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

6 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
81,750
Total Violations
13
Health-Based Violations
2
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
28,305
County
Dorchester
School/Daycare
No
MCL Violations
2
Monitoring Violations
9
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 6 2014
Lead and Copper Rule MR 3 1992
TTHM MCL 2 1986
Fluoride Other 1 1989

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 22 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
PFMBA 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/17/2024 0.0066 µg/L 0.003 µg/L Detected
NFDHA 9/17/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHxS 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/17/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFMPA 9/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 9/17/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 9/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/17/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFHpA 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/17/2024 0.0048 µg/L 0.004 µg/L Detected
PFOA 9/17/2024 0.0048 µg/L 0.004 µg/L Detected
PFDA 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/17/2024 0.0037 µg/L 0.003 µg/L Detected
8:2 FTS 9/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 9/17/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFBA 9/17/2024 0.0051 µg/L 0.005 µg/L Detected
6:2 FTS 9/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 9/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/17/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 9/17/2024 <9 µg/L 9 µg/L Not Detected
PFHxA 9/17/2024 0.0059 µg/L 0.003 µg/L Detected
PFTrDA 6/17/2025 <0.007 µg/L 0.007 µg/L Not Detected
6:2 FTS 6/17/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 6/17/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 6/17/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 6/17/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 6/17/2025 0.0056 µg/L 0.003 µg/L Detected
PFHpS 6/17/2025 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 6/17/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 6/17/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/17/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFEESA 6/17/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/17/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 6/17/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 6/17/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 6/17/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 6/17/2025 <9 µg/L 9 µg/L Not Detected
9Cl-PF3ONS 6/17/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 6/17/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 6/17/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 6/17/2025 0.0053 µg/L 0.003 µg/L Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for SUMMERVILLE CPW (SC1810003).

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID SC1810003 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

South Carolina Drinking Water Authority

South Carolina's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find SC regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2014 Coliform (TCR) MR 6 SDWIS / SC1810003 / 3100
1992 Lead and Copper Rule MR 3 SDWIS / SC1810003 / 5000
1989 Fluoride Other 1 SDWIS / SC1810003 / 1025
1986 TTHM MCL 2 SDWIS / SC1810003 / 2950

How SUMMERVILLE CPW (SC1810003) Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric SUMMERVILLE CPW (SC1810003) South Carolina avg Federal benchmark
Total violations 13 27.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 7 Indicates a contaminant exceeded a federal MCL
PFAS detection 6 compounds 65.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 81,750 3,388 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,390 regulated public water systems in South Carolina.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is SUMMERVILLE CPW (SC1810003) water safe to drink? ▼
SUMMERVILLE CPW (SC1810003) (PWS ID: SC1810003) has 13 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 6 PFAS compounds found. This system serves 81,750 people using Surface Water sources.
How many people does SUMMERVILLE CPW (SC1810003) serve? ▼
SUMMERVILLE CPW (SC1810003) serves 81,750 people in SUMMERVILLE, South Carolina. It is a Local-owned system using Surface Water water sources with 28,305 service connections.
What type of violations does SUMMERVILLE CPW (SC1810003) have? ▼
SUMMERVILLE CPW (SC1810003) has 13 total violations: 2 health-based violations (MCL exceedances or treatment failures), 9 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SUMMERVILLE CPW (SC1810003) water? ▼
Yes. UCMR5 testing detected 6 PFAS compounds in SUMMERVILLE CPW (SC1810003)'s water supply: PFPeA, PFOS, PFOA, PFBS, PFBA, and others. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does SUMMERVILLE CPW (SC1810003) use? ▼
SUMMERVILLE CPW (SC1810003) uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial