JOHNS HOPKINS HOSPITAL
Maryland — Non-Transient Non-Community — PWSID: MD1300001
System Information
| PWSID | MD1300001 |
| System Name | JOHNS HOPKINS HOSPITAL |
| System Type | Non-Transient Non-Community |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 20, 2004 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Maryland |
| City | BALTIMORE |
| ZIP Code | 21287-1599 |
| Address | Facilities Engineering |
| Organization | BOVA, GREGORY |
| Phone | 410-502-2770 |
Population & Service
| Population Served | 2,000 |
| Service Connections | 5 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Sep 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| Aug 1, 2008 | Aug 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | — | |
| Aug 1, 2008 | Aug 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | — | |
| Aug 1, 2008 | Aug 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2008 | — |
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.