NATIONAL AIRPORT
Washington D.C. — Non-Transient Non-Community — PWSID: VA6013080
System Information
| PWSID | VA6013080 |
| System Name | NATIONAL AIRPORT |
| 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 | Feb 10, 1979 |
| Last Reported | Dec 3, 2025 |
Location & Contact
| State | Washington D.C. |
| City | WASHINGTON |
| ZIP Code | 20001 |
| Address | METROPOLITAN WASHINGTON AIRPORTS AUTHORI |
| Organization | MCISAAC, JOHN |
| Phone | — |
Population & Service
| Population Served | 28,055 |
| Service Connections | 42 |
Drinking Water Violations (5)
This water system has 5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 1994 | Jun 30, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jun 30, 1994 | Total Coliform Rule |
| Mar 1, 1991 | Mar 31, 1991 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Mar 31, 1991 | Total Coliform Rule |
| Mar 1, 1991 | Mar 31, 1991 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Mar 31, 1991 | Total Coliform Rule |
| Jun 1, 1977 | May 31, 1981 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Archived | May 31, 1981 | Radionuclides and Revised Rad Rule |
| Jun 1, 1977 | May 31, 1981 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Archived | May 31, 1981 | Radionuclides and Revised Rad 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.