TOWN OF MOUNT AIRY
Maryland — Community Water System — PWSID: MD0060007
System Information
| PWSID | MD0060007 |
| System Name | TOWN OF MOUNT AIRY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 21, 1982 |
| Last Reported | Dec 3, 2025 |
Location & Contact
| State | Maryland |
| City | MOUNT AIRY |
| ZIP Code | 21771 |
| Address | 7245 Ridge Rd. |
| Organization | THOMA, MICHAEL |
| Phone | — |
Population & Service
| Population Served | 9,890 |
| Service Connections | 3,326 |
Drinking Water Violations (6)
This water system has 6 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 1999 | Dec 31, 2001 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2001 | Inorganic Chemicals |
| Jan 1, 1999 | Dec 31, 2001 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2001 | Inorganic Chemicals |
| Jan 1, 1999 | Dec 31, 2001 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2001 | Inorganic Chemicals |
| Jan 1, 1996 | Dec 31, 1998 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 1998 | Volatile Organic Chemicals |
| Apr 27, 1992 | Apr 26, 1993 | Nitrate | MCL | Yes | No | 12.5 | 10 mg/L | 10 | Resolved | Jul 16, 1992 | Nitrate Rule |
| Apr 27, 1992 | Apr 26, 1993 | Nitrate | MCL | Yes | No | 12.5 | 10 mg/L | 10 | Resolved | Jul 16, 1992 | Nitrate Rule |
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.