TOWN OF OAKLAND
Maryland — Community Water System — PWSID: MD0110008
System Information
| PWSID | MD0110008 |
| System Name | TOWN OF OAKLAND |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 21, 1982 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Maryland |
| City | OAKLAND |
| ZIP Code | 21550 |
| Address | OAKLAND WATER DEPARTMENT |
| Organization | KEEFER, DEAN |
| Phone | 301-334-3836 |
Population & Service
| Population Served | 1,850 |
| Service Connections | 1,150 |
Drinking Water Violations (188)
This water system has 188 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 2, 2025 | — | RPT | No | No | — | — | — | Resolved | Nov 14, 2025 | — | |
| Feb 1, 2019 | Feb 28, 2019 | MR | No | No | — | — | — | Resolved | Feb 28, 2019 | — | |
| Feb 1, 2019 | Feb 28, 2019 | MR | No | No | — | — | — | Resolved | Feb 28, 2019 | — | |
| Feb 1, 2019 | Feb 28, 2019 | MR | No | No | — | — | — | Resolved | Feb 28, 2019 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | TT | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | TT | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | TT | — | Resolved | Dec 31, 2016 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 93.3 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 93.3 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | 86.97 UG/L | 0.060 mg/L | 60 | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | 86.97 UG/L | 0.060 mg/L | 60 | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | 125 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | 125 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2013 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 122.5 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 122.5 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 87.33 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 87.33 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 87.33 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 87.33 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 122.5 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 122.5 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | 120.61 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | 91.58 UG/L | 0.060 mg/L | 60 | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | 120.61 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | 120.61 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | 91.58 UG/L | 0.060 mg/L | 60 | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | 91.58 UG/L | 0.060 mg/L | 60 | Resolved | Sep 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 84.05 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 153.77 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 153.77 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 84.05 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 84.05 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 153.77 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 153.77 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | 84.05 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 66.5 UG/L | 0.060 mg/L | 60 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 66.5 UG/L | 0.060 mg/L | 60 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 66.5 UG/L | 0.060 mg/L | 60 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 133 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 133 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 133 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 133 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | 66.5 UG/L | 0.060 mg/L | 60 | Resolved | Mar 31, 2012 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 64.04 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 64.04 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 64.04 UG/L | 0.060 mg/L | 60 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 132.54 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 132.54 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 132.54 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | 132.54 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2011 | — |
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.