CHATWOOD WATER COMPANY
Pennsylvania - Community Water System - PWSID: PA1150099
System Information
| PWSID | PA1150099 |
| System Name | CHATWOOD WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 12, 1979 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Pennsylvania |
| City | WEST CHESTER |
| ZIP Code | 19382 |
| Address | 850 ORCHARD AVENUE |
| Organization | - |
| Phone | 610-296-6740 |
Population & Service
| Population Served | 300 |
| Service Connections | 75 |
Drinking Water Violations (100)
This water system has 100 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 19, 1999 | Mar 31, 2000 | Other | No | Yes | - | - | - | Resolved | Mar 31, 2000 | - | |
| Oct 19, 1999 | Mar 31, 2000 | Other | No | Yes | - | - | - | Resolved | Mar 31, 2000 | - | |
| Jul 1, 1996 | Sep 14, 1998 | TT | Yes | No | - | TT | - | Resolved | Sep 14, 1998 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 1994 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 1994 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 1994 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | Yes | - | 5% of samples | - | Resolved | Jan 31, 1994 | - | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | Yes | - | 5% of samples | - | Resolved | Jan 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Mar 31, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Mar 31, 1994 | - |
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.