MIDLAND-LONACONING
Maryland - Community Water System - PWSID: MD0010018
System Information
| PWSID | MD0010018 |
| System Name | MIDLAND-LONACONING |
| 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 | LONACONING |
| ZIP Code | 21539 |
| Address | Town of Lonaconing |
| Organization | RAYNER, TYLER |
| Phone | 301-463-6266 |
Population & Service
| Population Served | 5,000 |
| Service Connections | 1,450 |
Drinking Water Violations (85)
This water system has 85 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | 63 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | 63 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | 63 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | 63 UG/L | 0.060 mg/L | 60 | Resolved | Jun 30, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | TT | Yes | No | 9 NTU | - | - | Resolved | Jan 24, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | TT | Yes | No | 9 NTU | - | - | Resolved | Jan 24, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | TT | Yes | No | 9 NTU | - | - | Resolved | Jan 24, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | TT | Yes | No | 9 NTU | - | - | Resolved | Jan 24, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2018 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | May 27, 2015 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | May 27, 2015 | - | |
| Jul 1, 2008 | - | Other | No | No | - | - | - | Resolved | Aug 6, 2008 | - | |
| Feb 1, 2000 | Feb 29, 2000 | TT | Yes | No | - | - | - | Resolved | Feb 29, 2000 | - | |
| Feb 1, 2000 | Feb 29, 2000 | TT | Yes | No | - | - | - | Resolved | Feb 29, 2000 | - | |
| Feb 1, 2000 | Feb 29, 2000 | TT | Yes | No | - | - | - | Resolved | Feb 29, 2000 | - | |
| Feb 1, 2000 | Feb 29, 2000 | TT | Yes | No | - | - | - | Resolved | Feb 29, 2000 | - | |
| Sep 1, 1999 | Sep 30, 1999 | TT | Yes | No | - | - | - | Resolved | Sep 30, 1999 | - | |
| Sep 1, 1999 | Sep 30, 1999 | TT | Yes | No | - | - | - | Resolved | Sep 30, 1999 | - | |
| Sep 1, 1999 | Sep 30, 1999 | TT | Yes | No | - | - | - | Resolved | Sep 30, 1999 | - | |
| Sep 1, 1999 | Sep 30, 1999 | TT | Yes | No | - | - | - | Resolved | Sep 30, 1999 | - | |
| Sep 1, 1999 | Sep 30, 1999 | TT | Yes | No | - | - | - | Resolved | Sep 30, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1999 | - | |
| Aug 1, 1999 | Aug 31, 1999 | TT | Yes | No | - | - | - | Resolved | Aug 31, 1999 | - | |
| Jul 1, 1997 | May 9, 2000 | MR | No | No | - | TT | - | Archived | May 9, 2000 | - | |
| Sep 1, 1996 | Sep 30, 1996 | TT | Yes | No | - | - | - | Archived | Sep 30, 1996 | - | |
| Sep 1, 1996 | Sep 30, 1996 | TT | Yes | No | - | - | - | Archived | Sep 30, 1996 | - |
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.