No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting January 2018.
Serves about 42,219 people (8,052 connections) with groundwater from its own wells, and buys water from City of Oceanside.
From EPA's record for CA3710702. PurityMap is independent of Camp Pendleton (South).
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2 health-based violations in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jan–Mar 2018 | Total trihalomethanes (TTHM) | 0.081 mg/L | 0.080 mg/L | Resolved |
| From June 2017 | Stage 1 Disinfectants and Disinfection Byproducts Rule | – | – | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from February 2024 to August 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lithium | 36.9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Above the referenced health-based guidance value | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorohexanesulfonic acid (PFHxS) | 5.4 ng/L | 10 ng/L federal MCL (2024) | Within a historical reference; current applicability unverified | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorobutanesulfonic acid (PFBS) | 3.2 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Within the referenced health-based guidance value | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-14 to 2024-08-21 | UCMR5 Analytical Results: CAMP PENDLETON (SOUTH) (CA3710702) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →Camp Pendleton (South)'s phone number on EPA record is 760-214-4553. Its mailing address is AC/S Facilities CRO Fiscal, PO Box 555013, CAMP PENDLETON, CA 92055-5013.
According to EPA's record, Camp Pendleton (South) uses groundwater from its own wells, and buys water from City of Oceanside.
EPA's record shows 2 health-based violations for Camp Pendleton (South) in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting January 2018. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Camp Pendleton (South)'s latest lead and copper round, which ended in December 2025, was 0.51 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Camp Pendleton (South). Its phone number on EPA record is 760-214-4553. Its mailing address on EPA record is AC/S Facilities CRO Fiscal, PO Box 555013, CAMP PENDLETON, CA 92055-5013. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.