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Community Water System · PWS SC1610004

Lamar Town of (Sc1610004)

Lamar, South Carolina 29069 - drinking water served from groundwater sources to 1,034 people, tracked in EPA SDWIS and UCMR5.

1,034
People served
89
EPA violations
19
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 89 drinking-water violations at Lamar Town of (Sc1610004), 21% of them health-based - above the South Carolina per-system average.

89
Total EPA violations on record
21%
Health-based (MCL / treatment failure)
1,034
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lamar Town of (Sc1610004)

Lamar Town of (Sc1610004) is a local-owned community water system that delivers drinking water to 1,034 residents in Lamar, South Carolina (Darlington County) through 489 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 89 total violations for this system , of which 19 (21%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 61 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Revised Total Coliform Rule, recorded in 30 violations (MON). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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. Statewide, 107 of 164 UCMR5-tested systems have reported PFAS detections (65.2%).

Lamar Town of (Sc1610004)'s 89 violations sit above the South Carolina average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
1,034
Total Violations
89
Health-Based Violations
19
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
489
County
Darlington
School/Daycare
No
MCL Violations
19
Monitoring Violations
61
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 30 2018
Combined Radium (-226 and -228) MCL 19 2015
Lead and Copper Rule MR 9 2016
Consumer Confidence Rule Other 5 2021
p-Dichlorobenzene MR 1 1991
Ethylbenzene MR 1 1991
Trichloroethylene MR 1 1991
1,2-DIBROMO-3-CHLOROPROPANE MR 1 1991
Tetrachloroethylene MR 1 1991
1,1,2-Trichloroethane MR 1 1991
DICHLOROMETHANE MR 1 1991
cis-1,2-Dichloroethylene MR 1 1991
1,2-Dichloroethane MR 1 1991
Vinyl chloride MR 1 1991
1,1,1-Trichloroethane MR 1 1991
1,1-Dichloroethylene MR 1 1991
Styrene MR 1 1991
1,2,4-Trichlorobenzene MR 1 1991
Carbon tetrachloride MR 1 1991
trans-1,2-Dichloroethylene MR 1 1991
ETHYLENE DIBROMIDE MR 1 1991
Toluene MR 1 1991
1,2-Dichloropropane MR 1 1991
o-Dichlorobenzene MR 1 1991
Benzene MR 1 1991
CHLOROBENZENE MR 1 1991

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFTA 5/16/2023 <8.00 ppt 8.00 ppt Not Detected
PFPeS 5/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFTrDA 5/16/2023 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 5/16/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 5/16/2023 <6.00 ppt 6.00 ppt Not Detected
PFBS 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 5/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 5/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 5/16/2023 <4.00 ppt 4.00 ppt Not Detected
PFDA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 5/16/2023 <2.00 ppt 2.00 ppt Not Detected
NFDHA 5/16/2023 <20.00 ppt 20.00 ppt Not Detected
PFHxA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 5/16/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 5/16/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 5/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 5/16/2023 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 5/16/2023 <5.00 ppt 5.00 ppt Not Detected
ADONA 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 5/16/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 5/16/2023 <2.00 ppt 2.00 ppt Not Detected
4:2 FTS 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 5/16/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 11/27/2023 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 11/27/2023 <6.00 ppt 6.00 ppt Not Detected
PFTrDA 11/27/2023 <7.00 ppt 7.00 ppt Not Detected
PFTA 11/27/2023 <8.00 ppt 8.00 ppt Not Detected
PFHpA 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 1/29/2024 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 1/29/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 1/29/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 1/29/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 1/29/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxA 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 1/29/2024 <4.00 ppt 4.00 ppt Not Detected
PFBS 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
PFOS 1/29/2024 <4.00 ppt 4.00 ppt Not Detected
6:2 FTS 1/29/2024 <5.00 ppt 5.00 ppt Not Detected
PFOA 1/29/2024 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 1/29/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 1/29/2024 <3.00 ppt 3.00 ppt Not 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 Lamar Town of (Sc1610004).

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 SC1610004 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
2021 Consumer Confidence Rule Other 5 SDWIS / SC1610004 / 7000
2018 Revised Total Coliform Rule MON 30 SDWIS / SC1610004 / 8000
2016 Lead and Copper Rule MR 9 SDWIS / SC1610004 / 5000
2015 Combined Radium (-226 and -228) MCL 19 SDWIS / SC1610004 / 4010
1991 p-Dichlorobenzene MR 1 SDWIS / SC1610004 / 2969
1991 Ethylbenzene MR 1 SDWIS / SC1610004 / 2992
1991 Trichloroethylene MR 1 SDWIS / SC1610004 / 2984
1991 1,2-DIBROMO-3-CHLOROPROPANE MR 1 SDWIS / SC1610004 / 2931
1991 Tetrachloroethylene MR 1 SDWIS / SC1610004 / 2987
1991 1,1,2-Trichloroethane MR 1 SDWIS / SC1610004 / 2985
1991 DICHLOROMETHANE MR 1 SDWIS / SC1610004 / 2964
1991 cis-1,2-Dichloroethylene MR 1 SDWIS / SC1610004 / 2380
1991 1,2-Dichloroethane MR 1 SDWIS / SC1610004 / 2980
1991 Vinyl chloride MR 1 SDWIS / SC1610004 / 2976
1991 1,1,1-Trichloroethane MR 1 SDWIS / SC1610004 / 2981

How Lamar Town of (Sc1610004) Compares

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

Metric Lamar Town of (Sc1610004) South Carolina avg Federal benchmark
Total violations 89 27.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 19 7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 65.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,034 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Lamar Town of (Sc1610004) water safe to drink?
Lamar Town of (Sc1610004) (PWS ID: SC1610004) has 89 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,034 people using Groundwater sources.
How many people does Lamar Town of (Sc1610004) serve?
Lamar Town of (Sc1610004) serves 1,034 people in Lamar, South Carolina. It is a Local-owned system using Groundwater water sources with 489 service connections.
What type of violations does Lamar Town of (Sc1610004) have?
Lamar Town of (Sc1610004) has 89 total violations: 19 health-based violations (MCL exceedances or treatment failures), 61 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lamar Town of (Sc1610004) water?
No. Lamar Town of (Sc1610004) was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Lamar Town of (Sc1610004) use?
Lamar Town of (Sc1610004) uses Groundwater 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.
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.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.