N.S. MAYPORT
Florida - Community Water System - PWSID: FL2160734
System Information
| PWSID | FL2160734 |
| System Name | N.S. MAYPORT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 04 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 10, 1979 |
| Last Reported | Feb 24, 2026 |
Location & Contact
| State | Florida |
| City | JACKSONVILLE |
| ZIP Code | 32228 |
| Address | BLDG 1966 |
| Organization | CDR BRIAN MACK |
| Phone | 904-472-7308 |
Population & Service
| Population Served | 20,500 |
| Service Connections | 901 |
Drinking Water Violations (31)
This water system has 31 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2025 | - | MR | No | Yes | - | - | - | Resolved | Oct 3, 2025 | - | |
| Nov 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Feb 9, 2022 | - | |
| Dec 1, 2017 | - | MR | No | Yes | - | - | - | Resolved | Feb 7, 2018 | - | |
| Dec 1, 2017 | - | MR | No | Yes | - | - | - | Resolved | Feb 7, 2018 | - | |
| Dec 1, 2017 | - | MR | No | Yes | - | - | - | Resolved | Feb 7, 2018 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 82.03 UG/L | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 82.03 UG/L | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 82.03 UG/L | 0.080 mg/L | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2008 | Jul 31, 2008 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Archived | Apr 30, 2008 | - | |
| Apr 1, 2008 | Apr 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Archived | Apr 30, 2008 | - | |
| Oct 1, 1994 | Oct 31, 1994 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 1994 | - | |
| Apr 1, 1992 | Mar 31, 1996 | MCL | Yes | No | 10.4 | 15 pCi/L | 5 | Archived | Mar 31, 1996 | - | |
| Apr 1, 1992 | Mar 31, 1996 | MCL | Yes | No | 10.4 | 15 pCi/L | 5 | Archived | Mar 31, 1996 | - | |
| Apr 1, 1992 | Mar 31, 1996 | MCL | Yes | No | 10.4 | 15 pCi/L | 5 | Archived | Mar 31, 1996 | - | |
| Apr 1, 1992 | Mar 31, 1996 | MCL | Yes | No | 10.4 | 15 pCi/L | 5 | Archived | Mar 31, 1996 | - | |
| Apr 1, 1992 | Mar 31, 1996 | MCL | Yes | No | 10.4 | 15 pCi/L | 5 | Archived | Mar 31, 1996 | - | |
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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.