Duncan Mhp (SC4660093)
Published drinking-water records and contacts for Duncan Mhp (SC4660093). System SC4660093. Review sources and dates; not a real-time water assessment.
- System ID
- SC4660093
- State or territory
- SC
- Published population served
- 60
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 13 — 1993-07-01 – 2024-12-31
- South Carolina PFAS groundwater well samples: 18 — 2022-11-02 – 2022-11-02
Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.
Published testing results
Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.
“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example
Lead and copper: 90th-percentile summaries
These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile
| Substance | Published 90th percentile | Monitoring period | Source quarter |
|---|---|---|---|
| Lead (PB90) | 0.003 mg/L | 2022-01-01 – 2024-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2019-01-01 – 2021-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2016-01-01 – 2018-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2013-01-01 – 2015-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2007-01-01 – 2009-12-31 | 2026Q3 |
| Lead (PB90) | 0.00345 mg/L | 2001-01-01 – 2003-12-31 | 2026Q3 |
| Lead (PB90) | 0.00165 mg/L | 1998-01-01 – 2000-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 1997-01-01 – 1997-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| PFHxA | 8.1 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFDoA | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFHpA | 2.8 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFOS | 5.4 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFBS | 6.1 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFTA | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFTrDA | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| PFUnA | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| 9Cl-PF3ONS (F53B Minor) | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| HFPO-DA | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| 11Cl-PF3OUdS (F53B Major) | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
| N-EtFOSAA | < 2.0 ng/L | 2022-11-02 | WELL 1/BACK OF MHP (G46355) / South Carolina PFAS groundwater well samples |
State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.
Download state records with source notes (CSV)
Published compliance history
4 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.
| Rule / record | Period | Recorded status | Health-based (EPA classification) | Source quarter |
|---|---|---|---|---|
| Lead and Copper Rule Revisions / LSL Inventory | 2024-10-17 – — | Resolved | Yes | 2026Q3 |
| Lead and Copper Rule Revisions / LSL Reporting | 2024-10-17 – — | Resolved | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2000-09-01 – 2000-09-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Major (TCR) | 2000-05-01 – 2000-05-31 | Archived | No | 2026Q3 |
Source dates and refresh checks
A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.
- EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
- EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
- EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17
- South Carolina PFAS groundwater well samples — last successful check: 2026-10-14
Administrative contact (EPA filing)
Duncan, Alice: 803-487-8090
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.