TWIN VALLEY MIDDLE SCHOOL
Pennsylvania - Non-Transient Non-Community - PWSID: PA3061021
System Information
| PWSID | PA3061021 |
| System Name | TWIN VALLEY MIDDLE SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Mixed |
| EPA Region | 03 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Feb 14, 1992 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Pennsylvania |
| City | ELVERSON |
| ZIP Code | 19520 |
| Address | 4851 N TWIN VALLEY RD |
| Organization | TWIN VALLEY MIDDLE SCHOOL |
| Phone | 610-286-8679 |
Population & Service
| Population Served | 1,140 |
| Service Connections | 1 |
Drinking Water Violations (164)
This water system has 164 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, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | No | - | 4.0 mg/L | - | Resolved | Jun 13, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | No | - | 4.0 mg/L | - | Resolved | Jun 13, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | No | - | 4.0 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | No | - | 4.0 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2017 | - | RPT | No | No | - | - | - | Resolved | Mar 23, 2017 | - | |
| Jan 1, 2017 | - | RPT | No | No | - | - | - | Resolved | Mar 23, 2017 | - | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2013 | - | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2013 | - | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2012 | - | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Oct 1, 2012 | Oct 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 10, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 10, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2012 | - | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2012 | - | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2012 | - | |
| Oct 1, 2011 | Dec 31, 2011 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 21, 2011 | - | |
| Oct 1, 2011 | Dec 31, 2011 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 21, 2011 | - | |
| Jul 1, 2011 | Sep 30, 2011 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2011 | - | |
| Jul 1, 2011 | Sep 30, 2011 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2011 | - | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2010 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2005 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2004 | - |
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.