No health-based violations on EPA record since 2016.
Serves about 2,200 people (12 connections) with groundwater from its own wells, and buys water from Norfolk Water Division.
From EPA's record for MA2208001. PurityMap is independent of MCI Norfolk/Cedar Junction/Walpole.
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No health-based violations in the last 10 years, from EPA's SDWIS compliance database.
EPA required this system to test for 30 unregulated and emerging contaminants, from April 2024 to October 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| 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 | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| 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 | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| 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 | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| 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 | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| 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 | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-04-09 to 2024-10-08 | UCMR5 Analytical Results: MCI NORFOLK/CEDAR JUNCTION/WALPOLE (MA2208001) |
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 →MCI Norfolk/Cedar Junction/Walpole's phone number on EPA record is 5084223661. Its mailing address is ATTN: JEFFREY QUICK, 50 MAPLE STREET, MILFORD, MA 01757.
According to EPA's record, MCI Norfolk/Cedar Junction/Walpole uses groundwater from its own wells, and buys water from Norfolk Water Division.
No health-based violations on EPA record since 2016. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in MCI Norfolk/Cedar Junction/Walpole's latest lead and copper round, which ended in December 2025, was 1 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for MCI Norfolk/Cedar Junction/Walpole. Its phone number on EPA record is 5084223661. Its mailing address on EPA record is ATTN: JEFFREY QUICK, 50 MAPLE STREET, MILFORD, MA 01757. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.