Hampstead Area Water

Published drinking-water records and contacts for Hampstead Area Water. System NH1031010. Review sources and dates; not a real-time water assessment.

System ID: NH1031010
State or territory: NH
Published population served: 7153
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 720 — 2024-02-12 – 2024-08-14
Lead and copper monitoring summaries: 11 — 1995-07-01 – 2024-12-31

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
Substance	Published result	Reporting limit	Sample date	Sampling location
11Cl-PF3OUdS	< 0.005 µg/L	0.005 µg/L	2024-08-14	CRANBERRY MEADOWS /PUMP CONTROL BLDG / 502
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2024-08-14	CRANBERRY MEADOWS /PUMP CONTROL BLDG / 502
ADONA	< 0.003 µg/L	0.003 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
NFDHA	< 0.02 µg/L	0.02 µg/L	2024-08-14	ANGLE POND PH / 515
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2024-08-14	ANGLE POND PH / 515
PFBA	< 0.005 µg/L	0.005 µg/L	2024-08-14	CRANBERRY MEADOWS /PUMP CONTROL BLDG / 502
PFBS	< 0.003 µg/L	0.003 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
PFDA	< 0.003 µg/L	0.003 µg/L	2024-08-14	ANGLE POND PH / 515
PFDoA	< 0.003 µg/L	0.003 µg/L	2024-08-14	KENT FARM PH AND TREATMENT / 522
PFEESA	< 0.003 µg/L	0.003 µg/L	2024-08-14	KENT FARM PH AND TREATMENT / 522
PFHpA	< 0.003 µg/L	0.003 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
PFHpS	< 0.003 µg/L	0.003 µg/L	2024-08-14	KENT FARM PH AND TREATMENT / 522
PFHxA	< 0.003 µg/L	0.003 µg/L	2024-08-14	KENT FARM PH AND TREATMENT / 522
PFHxS	< 0.003 µg/L	0.003 µg/L	2024-08-14	ANGLE POND PH / 515
PFMBA	< 0.003 µg/L	0.003 µg/L	2024-08-14	BARTLETT BROOK /PUMPHOUSE / 510
PFMPA	< 0.004 µg/L	0.004 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
PFNA	< 0.004 µg/L	0.004 µg/L	2024-08-14	ANGLE POND PH / 515
PFOA	0.0053 µg/L	0.004 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
PFOS	< 0.004 µg/L	0.004 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
PFPeA	< 0.003 µg/L	0.003 µg/L	2024-08-14	TANGLEWOOD PUMPHOUSE / 504
PFPeS	< 0.004 µg/L	0.004 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
PFTA	< 0.008 µg/L	0.008 µg/L	2024-08-14	ANGLE POND PH / 515
PFTrDA	< 0.007 µg/L	0.007 µg/L	2024-08-14	KENT FARM PH AND TREATMENT / 522
PFUnA	< 0.002 µg/L	0.002 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512
lithium	21.4 µg/L	9 µg/L	2024-08-14	VILLAGE GREEN/PUMPHOUSE / 512

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
Substance	Published 90th percentile	Monitoring period	Source quarter
Lead (PB90)	0.002 mg/L	2024-01-01 – 2024-12-31	2026Q3
Lead (PB90)	0.002 mg/L	2023-01-01 – 2023-12-31	2026Q3
Lead (PB90)	0.003 mg/L	2022-01-01 – 2022-12-31	2026Q3
Lead (PB90)	0.004 mg/L	2021-01-01 – 2021-06-30	2026Q3
Lead (PB90)	0.005 mg/L	2020-07-01 – 2020-12-31	2026Q3
Lead (PB90)	0.006 mg/L	2019-01-01 – 2019-12-31	2026Q3
Lead (PB90)	0.002 mg/L	2018-01-01 – 2018-06-30	2026Q3
Lead (PB90)	0.001 mg/L	2017-07-01 – 2017-12-31	2026Q3

Published compliance history

11 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 / record	Period	Recorded status	Health-based (EPA classification)	Source quarter
Arsenic Rule / Monitoring, Regular	2023-01-01 – 2023-03-31	Resolved	No	2026Q3
Revised Total Coliform Rule / Treatment Technique, Level 2 Assessment (RTCR)	2020-11-01 – —	Resolved	Yes	2026Q3
Revised Total Coliform Rule / Reporting, Assessment Forms (RTCR)	2020-11-01 – —	Resolved	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2020-10-01 – 2021-01-01	Resolved	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2020-10-01 – 2021-01-01	Resolved	No	2026Q3
Radionuclides and Revised Rad Rule / Maximum Contaminant Level Violation, Average	2020-07-01 – 2020-09-30	Resolved	Yes	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2020-07-01 – 2020-10-01	Resolved	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2020-07-01 – 2020-10-01	Resolved	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2020-04-01 – 2020-07-01	Resolved	No	2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)	2020-04-01 – 2020-07-01	Resolved	No	2026Q3
Arsenic Rule / Maximum Contaminant Level Violation, Average	2018-07-01 – 2018-09-30	Resolved	Yes	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

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