NORTH WALES, PA · Montgomery County
MARK TWAIN APARTMENTS Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of December 28, 2006. 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 Montgomery 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)
- PA1460065
- System type
- Community Water System
- Population served
- 85
- Service connections
- 51
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 2006 – April 30, 2006
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2006 – June 30, 2006
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Nitrate
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—DICHLOROMETHANE
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Carbon tetrachloride
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—CHLOROBENZENE
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Benzene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Toluene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Styrene
January 1, 2006 – March 31, 2006
ResolvedMonitoring, Regular
—Nitrate
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Ethylbenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Styrene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Xylenes, Total
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—DICHLOROMETHANE
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—o-Dichlorobenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—p-Dichlorobenzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloroethane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1,1-Trichloroethane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Carbon tetrachloride
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,2-Dichloropropane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Trichloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Tetrachloroethylene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—CHLOROBENZENE
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Benzene
October 1, 2005 – December 31, 2005
ResolvedMonitoring, Regular
—Toluene
October 1, 2005 – December 31, 2005
ResolvedMonitoring and Reporting (DBP)
—Chlorine
April 1, 2005 – June 30, 2005
ResolvedMonitoring, Regular
—Nitrate
January 1, 1995 – December 31, 1995
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2006 – April 30, 2006 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 2006 – June 30, 2006 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Nitrate | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2006 – March 31, 2006 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Nitrate | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Styrene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1,1-Trichloroethane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Carbon tetrachloride | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | CHLOROBENZENE | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Benzene | — | Resolved |
| October 1, 2005 – December 31, 2005 | Monitoring, Regular | Toluene | — | Resolved |
| April 1, 2005 – June 30, 2005 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| January 1, 1995 – December 31, 1995 | Monitoring, Regular | Nitrate | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- August 15, 2006State Compliance achieved2 linked violations
- July 6, 2006State Compliance achieved2 linked violations
- May 1, 2006State Violation/Reminder Notice2 linked violations
- May 1, 2006State Compliance achieved40 linked violations
- November 23, 2005State Consent Decree/Judgement1 linked violation
- November 23, 2005State Compliance achieved1 linked violation
- September 20, 1990State Public Notification received11 linked violations
- September 30, 1982Federal issued Formal Notice of Violationgeneral compliance action — not tied to a specific violation on record
- March 19, 1982State Unresolvedgeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
MARK TWAIN APARTMENTS
215-256-8489
NORTH WALES, PA 19454