Somerset Water Service

Published drinking-water records and contacts for Somerset Water Service. System KY1000403. Review sources and dates; not a real-time water assessment.

System ID: KY1000403
State or territory: KY
Published population served: 29700
System type (source code): CWS

Published records and dates

PFAS / lithium (EPA UCMR 5): 120 — 2023-01-12 – 2023-10-26
Lead and copper monitoring summaries: 15 — 1992-07-01 – 2025-12-31
Kentucky 2023 finished-water PFAS study: 12 — 2023-05-02 – 2023-05-02

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

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	2023-10-26	Lake Cumberland WTP / 229
4:2 FTS	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
6:2 FTS	< 0.005 µg/L	0.005 µg/L	2023-10-26	Lake Cumberland WTP / 229
8:2 FTS	< 0.005 µg/L	0.005 µg/L	2023-10-26	Lake Cumberland WTP / 229
9Cl-PF3ONS	< 0.002 µg/L	0.002 µg/L	2023-10-26	Lake Cumberland WTP / 229
ADONA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
HFPO-DA	< 0.005 µg/L	0.005 µg/L	2023-10-26	Lake Cumberland WTP / 229
NEtFOSAA	< 0.005 µg/L	0.005 µg/L	2023-10-26	Lake Cumberland WTP / 229
NFDHA	< 0.02 µg/L	0.02 µg/L	2023-10-26	Lake Cumberland WTP / 229
NMeFOSAA	< 0.006 µg/L	0.006 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFBA	< 0.005 µg/L	0.005 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFBS	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFDA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFDoA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFEESA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFHpA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFHpS	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFHxA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFHxS	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFMBA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFMPA	< 0.004 µg/L	0.004 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFNA	< 0.004 µg/L	0.004 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFOA	< 0.004 µg/L	0.004 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFOS	< 0.004 µg/L	0.004 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFPeA	< 0.003 µg/L	0.003 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFPeS	< 0.004 µg/L	0.004 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFTA	< 0.008 µg/L	0.008 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFTrDA	< 0.007 µg/L	0.007 µg/L	2023-10-26	Lake Cumberland WTP / 229
PFUnA	< 0.002 µg/L	0.002 µg/L	2023-10-26	Lake Cumberland WTP / 229
lithium	< 9 µg/L	9 µg/L	2023-10-26	Lake Cumberland WTP / 229

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 mg/L	2023-01-01 – 2025-12-31	2026Q3
Lead (PB90)	0 mg/L	2020-01-01 – 2022-12-31	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)	0.004 mg/L	2010-01-01 – 2012-12-31	2026Q3
Lead (PB90)	0.001 mg/L	2007-01-01 – 2009-12-31	2026Q3
Lead (PB90)	0.002 mg/L	2004-01-01 – 2006-12-31	2026Q3

Twelve most recent imported state laboratory records
Substance	Published result	Sample date	Location / source
6:2 FTS	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
HFPO-DA	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFBA	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFBS	1.1 ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFHpA	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFHxA	1.6 ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFHxS	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFNA	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFOA	0.8 J ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFOS	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFPeA	1.0 J ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study
PFPeS	Below a limit; numeric threshold unavailable U ng/L	2023-05-02	LAKE CUMBERLAND WTP / Kentucky 2023 finished-water PFAS study

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

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

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
Kentucky 2023 finished-water PFAS study — last successful check: 2026-10-16

Administrative contact (EPA filing)

Hammond, Jonathan: 606-305-2675

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