HORN POINT LAB. - CTR. FOR ENV. SCIENCE
Maryland - Non-Transient Non-Community - PWSID: MD1090018
System Information
| PWSID | MD1090018 |
| System Name | HORN POINT LAB. - CTR. FOR ENV. SCIENCE |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 15, 1988 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Maryland |
| City | CAMBRIDGE |
| ZIP Code | 21613 |
| Address | Horn Point Lab |
| Organization | MILEY, JEFFERY |
| Phone | 410-221-8464 |
Population & Service
| Population Served | 125 |
| Service Connections | 1 |
Drinking Water Violations (53)
This water system has 53 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, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Archived | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Archived | Sep 30, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MON | No | Yes | - | - | - | Archived | Mar 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, 2022 | Dec 31, 2022 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2022 | - | |
| Oct 1, 2022 | Dec 31, 2022 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2022 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 18, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 18, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 18, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 18, 2013 | - | |
| Oct 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Oct 31, 2012 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jun 1, 1999 | Jun 30, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 1999 | - | |
| Jun 1, 1999 | Jun 30, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 1999 | - | |
| Jun 1, 1999 | Jun 30, 1999 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 1999 | - | |
| Jan 1, 1998 | - | MR | No | No | - | TT | - | Resolved | Aug 11, 1999 | - | |
| Jan 1, 1998 | - | MR | No | No | - | TT | - | Resolved | Aug 11, 1999 | - | |
| Jan 1, 1998 | - | MR | No | No | - | TT | - | Resolved | Aug 11, 1999 | - | |
| Jan 1, 1998 | - | MR | No | No | - | TT | - | Resolved | Aug 11, 1999 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 5% of samples | - | Resolved | Jun 30, 1994 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 5% of samples | - | Resolved | Jun 30, 1994 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 5% of samples | - | Resolved | Jun 30, 1994 | - | |
| Jan 1, 1994 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jan 1, 1994 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jan 1, 1994 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jul 1, 1993 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jul 1, 1993 | Sep 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1993 | - | |
| Jul 1, 1993 | Sep 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1993 | - | |
| Jul 1, 1993 | Sep 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 1993 | - | |
| Jul 1, 1993 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jul 1, 1993 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jul 1, 1993 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jul 1, 1993 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| Jul 1, 1993 | Aug 3, 1994 | MR | No | No | - | TT | - | Resolved | Aug 3, 1994 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.