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MERCK AND CO INC

Pennsylvania — Non-Transient Non-Community — PWSID: PA1461065

System Information

PWSIDPA1461065
System NameMERCK AND CO INC
System TypeNon-Transient Non-Community
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedJan 22, 1987
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityWEST POINT
ZIP Code19486
AddressPO BOX 4
OrganizationMERCK AND CO INC
Phone215-652-3084

Population & Service

Population Served8,550
Service Connections1

Drinking Water Violations (70)

This water system has 70 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Mar 1, 2025 Mar 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2025 Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2025 Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2022 Dec 31, 2022 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2022 Dec 31, 2022 Dalapon MR No Yes — 0.2 mg/L — Resolved Dec 31, 2022 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Toxaphene MR No No — 0.003 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Carbofuran MR No No — 0.04 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 HEXACHLOROBENZENE MR No No — 0.001 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 HEXACHLOROBENZENE MR No No — 0.001 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 OXAMYL MR No No — 0.2 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 OXAMYL MR No No — 0.2 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Toxaphene MR No No — 0.003 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 ETHYLENE DIBROMIDE MR No No — 0.00005 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Atrazine MR No No — 0.003 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Dinoseb MR No No — 0.007 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Dinoseb MR No No — 0.007 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Carbofuran MR No No — 0.04 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 ETHYLENE DIBROMIDE MR No No — 0.00005 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Di(2-ethylhexyl) phthalate MR No No — 0.006 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 2,4,5-TP MR No No — 0.05 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 2,4,5-TP MR No No — 0.05 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Hexachlorocyclopentadiene MR No No — 0.05 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Hexachlorocyclopentadiene MR No No — 0.05 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Heptachlor epoxide MR No No — 0.0002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Heptachlor epoxide MR No No — 0.0002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 1,2-DIBROMO-3-CHLOROPROPANE MR No No — 0.0002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 1,2-DIBROMO-3-CHLOROPROPANE MR No No — 0.0002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Di(2-ethylhexyl) adipate MR No No — 0.4 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 2,3,7,8-TCDD MR No No — 0.00000003 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Picloram MR No No — 0.5 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Endrin MR No No — 0.002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Endrin MR No No — 0.002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 BHC-GAMMA MR No No — 0.0002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 BHC-GAMMA MR No No — 0.0002 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Methoxychlor MR No No — 0.04 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Methoxychlor MR No No — 0.04 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Diquat MR No No — 0.02 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Diquat MR No No — 0.02 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 LASSO MR No No — — — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 LASSO MR No No — — — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 2,3,7,8-TCDD MR No No — 0.00000003 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Simazine MR No No — 0.004 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Heptachlor MR No No — 0.0004 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 Heptachlor MR No No — 0.0004 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals
Jan 1, 2020 Dec 31, 2020 2,4-D MR No No — 0.07 mg/L — Resolved Dec 31, 2020 Synthetic Organic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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