Vehicle Safety
Recalls Search 320,000+ NHTSA safety recalls Complaints 2.1M+ consumer safety complaints TSBs 4.7M technical service bulletins VIN Lookup Decode any vehicle VIN instantly OBD Codes 12,000+ diagnostic trouble codes Fuel Economy EPA MPG data for all vehicles Safety Ratings 11,700+ NHTSA crash test ratings Investigations 5,300+ NHTSA defect investigations Statistics Recall trends & safety analysis
Consumer Safety
Product Safety 9,700+ CPSC product recalls Food Safety 28,600+ FDA food recalls Pet Safety 1.3M FDA animal adverse events Drug Safety 17,500+ FDA drug recalls Device Safety 38,400+ FDA device recalls Workplace Safety 102,900+ OSHA injury reports Brand History Cross-category recall lookup by company
Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
Public Health
Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases

NWWA OLDE COLONIAL GREENE

Pennsylvania — Community Water System — PWSID: PA1090097

System Information

PWSIDPA1090097
System NameNWWA OLDE COLONIAL GREENE
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedMar 29, 1980
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityNORTH WALES
ZIP Code19454
Address200 W WALNUT ST
OrganizationNWWA OLDE COLONIAL GREENE
Phone215-699-4836

Population & Service

Population Served900
Service Connections309

Drinking Water Violations (249)

This water system has 249 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, 2016 — Consumer Confidence Rule Other No No — — — Resolved Nov 22, 2016 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Nov 22, 2016 Consumer Confidence Rule
Dec 1, 2014 Dec 31, 2014 Groundwater Rule MR No Yes — — — Resolved Dec 31, 2014 Ground Water Rule
Dec 1, 2014 Dec 31, 2014 Groundwater Rule MR No Yes — — — Resolved Dec 31, 2014 Ground Water Rule
Dec 1, 2014 Dec 31, 2014 Groundwater Rule MR No Yes — — — Resolved Dec 31, 2014 Ground Water Rule
Nov 1, 2014 Nov 30, 2014 Groundwater Rule MR No Yes — — — Resolved Nov 30, 2014 Ground Water Rule
Nov 1, 2014 Nov 30, 2014 Groundwater Rule MR No Yes — — — Resolved Nov 30, 2014 Ground Water Rule
Nov 1, 2014 Nov 30, 2014 Groundwater Rule MR No Yes — — — Resolved Nov 30, 2014 Ground Water Rule
Nov 1, 2014 Nov 30, 2014 Groundwater Rule MR No Yes — — — Resolved Nov 30, 2014 Ground Water Rule
Oct 1, 2014 Oct 31, 2014 Groundwater Rule MR No Yes — — — Resolved Oct 31, 2014 Ground Water Rule
Oct 1, 2014 Oct 31, 2014 Groundwater Rule MR No Yes — — — Resolved Oct 31, 2014 Ground Water Rule
Oct 1, 2014 Oct 31, 2014 Groundwater Rule MR No Yes — — — Resolved Oct 31, 2014 Ground Water Rule
Oct 1, 2014 Oct 31, 2014 Groundwater Rule MR No Yes — — — Resolved Oct 31, 2014 Ground Water Rule
Jul 1, 2014 Sep 30, 2014 Endrin MR No Yes — 0.002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Toxaphene MR No Yes — 0.003 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Endrin MR No Yes — 0.002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Toxaphene MR No Yes — 0.003 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Endrin MR No Yes — 0.002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Endrin MR No Yes — 0.002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Toxaphene MR No Yes — 0.003 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Toxaphene MR No Yes — 0.003 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Diquat MR No Yes — 0.02 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Diquat MR No Yes — 0.02 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 OXAMYL MR No Yes — 0.2 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Atrazine MR No Yes — 0.003 mg/L — Resolved Sep 30, 2014 Synthetic Organic Chemicals
Jul 1, 2014 Sep 30, 2014 Atrazine MR No Yes — 0.003 mg/L — Resolved Sep 30, 2014 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.

Browse All Water Systems Water Safety Stats Water Safety Home
Browse All Water Systems Water Systems in Pennsylvania