BERWYN, PA · Delaware County

MELMARK HOME Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of September 19, 1989. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Delaware County, PA.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

System facts

System ID (PWSID): PA1230022
System type: Community Water System
Population served: 300
Service connections: 15
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Chromium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Methoxychlor
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Barium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Toxaphene
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Arsenic
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4-D
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Selenium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
2,4,5-TP
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Endrin
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
BHC-GAMMA
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Fluoride
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Mercury
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Nitrate
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Cadmium
June 24, 1982 – June 23, 1985
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 1980 – June 30, 1984
Archived

Archived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
June 24, 1982 – June 23, 1985	Monitoring, Regular	Chromium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Methoxychlor	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Barium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Toxaphene	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Arsenic	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4-D	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Selenium	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	2,4,5-TP	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Endrin	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	BHC-GAMMA	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Fluoride	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Mercury	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Nitrate	—	Archived
June 24, 1982 – June 23, 1985	Monitoring, Regular	Cadmium	—	Archived
July 1, 1980 – June 30, 1984	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

August 10, 1987State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
October 18, 1985State Formal Notice of Violation issued5 linked violations
October 18, 1985State Public Notification requested8 linked violations
March 30, 1984State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 19, 1984State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

Not on record

610-353-1726

BERWYN, PA 19312