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Topsfield Water Department

Published drinking-water records and contacts for Topsfield Water Department. System MA3298000. Review sources and dates; not a real-time water assessment.

System ID
MA3298000
State or territory
MA
Published population served
5435
System type (source code)
CWS

Published records and dates

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

EPA UCMR 5 — most recent imported sample per substance
SubstancePublished resultReporting limitSample dateSampling location
11Cl-PF3OUdS< 0.005 µg/L0.005 µg/L2025-07-22NORTH ST. TUB WELL / 20000
4:2 FTS< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
6:2 FTS< 0.005 µg/L0.005 µg/L2025-07-22NORTH ST. TUB WELL / 20000
8:2 FTS< 0.005 µg/L0.005 µg/L2025-07-22NORTH ST. TUB WELL / 20000
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-07-22NORTH ST. TUB WELL / 20000
ADONA< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
HFPO-DA< 0.005 µg/L0.005 µg/L2025-07-22NORTH ST. TUB WELL / 20000
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-07-22NORTH ST. TUB WELL / 20000
NFDHA< 0.02 µg/L0.02 µg/L2025-07-22NORTH ST. TUB WELL / 20000
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFBA< 0.005 µg/L0.005 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFBS0.0038 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFDA< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFDoA< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFEESA< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFHpA< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFHpS< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFHxA0.0034 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFHxS< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFMBA< 0.003 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFMPA< 0.004 µg/L0.004 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFNA< 0.004 µg/L0.004 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFOA0.0086 µg/L0.004 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFOS0.0053 µg/L0.004 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFPeA0.0031 µg/L0.003 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFPeS< 0.004 µg/L0.004 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFTA< 0.008 µg/L0.008 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFTrDA< 0.007 µg/L0.007 µg/L2025-07-22NORTH ST. TUB WELL / 20000
PFUnA< 0.002 µg/L0.002 µg/L2025-07-22NORTH ST. TUB WELL / 20000
lithium< 9 µg/L9 µg/L2025-07-22NORTH ST. TUB WELL / 20000

Download all EPA UCMR 5 records (CSV)

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

Eight most recent imported monitoring summaries
SubstancePublished 90th percentileMonitoring periodSource quarter
Lead (PB90) 0 mg/L2025-01-01 – 2025-12-312026Q3
Lead (PB90) 0.0012 mg/L2024-01-01 – 2024-12-312026Q3
Lead (PB90) 0.0007 mg/L2023-01-01 – 2023-12-312026Q3
Lead (PB90) 0.0014 mg/L2022-01-01 – 2022-12-312026Q3
Lead (PB90) 0 mg/L2021-01-01 – 2021-12-312026Q3
Lead (PB90) 0 mg/L2020-01-01 – 2020-12-312026Q3
Lead (PB90) 0 mg/L2019-07-01 – 2019-12-312026Q3
Lead (PB90) 0 mg/L2019-01-01 – 2019-06-302026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
N-METHYL PERFLUOROOCTANESULFONAMIDOACETIC ACID - NMEFOSAABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
PERFLUOROOCTANESULFONIC ACID-PFOS4.78 ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
4,8-DIOXA-3H-PERFLUORONONANOIC ACID - ADONABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
PERFLUOROUNDECANOIC ACID - PFUNABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
PERFLUOROHEXANOIC ACID - PFHXA2.07 ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
11-CHLOROEICOSAFLUORO-3-OXAUNDECANE-1-SULFONIC ACID-11CL-PF3OUDSBelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
PERFLUORODODECANOIC ACID - PFDOABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
9-CHLOROHEXADECAFLUORO-3-OXANONE-1-SULFONIC ACID-9CL-PF3ONSBelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
PERFLUOROTETRADECANOIC ACID - PFTABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
HEXAFLUOROPROPYLENE OXIDE DIMER ACID - HFPO-DABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
N-ETHYL PERFLUOROOCTANESULFONAMIDOACETIC ACID - NETFOSAABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results
PERFLUORODECANOIC ACID - PFDABelow a limit; numeric threshold unavailable ng/L2026-09-22BOSTON ST. WTP - FINISHED WATER / Massachusetts EEA PFAS monitoring results

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

45 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / recordPeriodRecorded statusHealth-based (EPA classification)Source quarter
Lead and Copper Rule / Lead Consumer Notice2025-01-01 – —AddressedNo2026Q3
Lead and Copper Rule / Lead Consumer Notice2021-01-01 – —AddressedNo2026Q3
Ground Water Rule / Monitoring, Source Water (GWR)2019-06-01 – —AddressedNo2026Q3
Lead and Copper Rule / Lead Consumer Notice2018-06-01 – —AddressedNo2026Q3
Revised Total Coliform Rule / Monitoring, Routine (RTCR)2018-03-01 – 2018-03-31ArchivedNo2026Q3
Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR)2008-08-01 – 2008-08-31ArchivedYes2026Q3
Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR)2006-10-01 – 2006-10-31ArchivedYes2026Q3
Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR)1998-10-01 – 1998-10-31ArchivedYes2026Q3
Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR)1998-01-01 – 1998-01-31ArchivedYes2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3
Synthetic Organic Chemicals / Monitoring, Regular1998-01-01 – 1998-03-31ArchivedNo2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

Administrative contact (EPA filing)

Topsfield Water Department: 9788871517

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records