AQUA PA WILLOWDALE

Pennsylvania — Community Water System — PWSID: PA1150205

System Information

PWSID	PA1150205
System Name	AQUA PA WILLOWDALE
System Type	Community Water System
Water Source	Surface Water Purchased
Activity Status	Inactive
Owner Type	Local
EPA Region	03
Serves School	No
Wholesaler	No
First Reported	Dec 1, 1994
Last Reported	Dec 17, 2025

Location & Contact

State	Pennsylvania
City	BRYN MAWR
ZIP Code	19010
Address	762 W LANCASTER AVE
Organization	AQUA PA WILLOWDALE
Phone	610-645-1122

Population & Service

Population Served	1,300
Service Connections	779

Drinking Water Violations (43)

This water system has 43 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
Jul 1, 2012	Sep 30, 2012	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Sep 30, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Sep 30, 2012	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Sep 30, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Sep 30, 2012	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Sep 30, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012	Sep 30, 2012	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Sep 30, 2012	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011	Sep 30, 2011	2,4,5-TP	MR	No	Yes	—	0.05 mg/L	—	Resolved	Sep 30, 2011	Synthetic Organic Chemicals
Jul 1, 2011	Sep 30, 2011	2,4,5-TP	MR	No	Yes	—	0.05 mg/L	—	Resolved	Sep 30, 2011	Synthetic Organic Chemicals
Jan 1, 2000	Dec 31, 2000	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2000	Arsenic Rule
Jan 1, 2000	Dec 31, 2000	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	CYANIDE	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	CYANIDE	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Antimony, Total	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Antimony, Total	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2000	Arsenic Rule
Jan 1, 2000	Dec 31, 2000	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Nickel	MR	No	Yes	—	—	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Nickel	MR	No	Yes	—	—	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Jan 1, 2000	Dec 31, 2000	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2000	Inorganic Chemicals
Apr 1, 1998	Apr 30, 1998	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 2, 1998	Total Coliform Rule
Apr 1, 1998	Apr 30, 1998	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 2, 1998	Total Coliform Rule
Apr 1, 1998	Apr 30, 1998	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 2, 1998	Total Coliform Rule
Apr 1, 1998	Apr 30, 1998	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 2, 1998	Total Coliform Rule
Oct 1, 1995	Dec 31, 1995	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	2,4-D	MR	No	Yes	—	0.07 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	2,4-D	MR	No	Yes	—	0.07 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	2,4-D	MR	No	Yes	—	0.07 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	Picloram	MR	No	Yes	—	0.5 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	Picloram	MR	No	Yes	—	0.5 mg/L	—	Resolved	Dec 31, 1995	Synthetic Organic Chemicals
Oct 1, 1995	Dec 31, 1995	Picloram	MR	No	Yes	—	0.5 mg/L	—	Resolved	Dec 31, 1995	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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