SAGAMORE HILL NATIONAL SITE
New York — Transient Non-Community — PWSID: NY2917059
System Information
| PWSID | NY2917059 |
| System Name | SAGAMORE HILL NATIONAL SITE |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Federal |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 29, 1981 |
| Last Reported | Mar 27, 2026 |
Location & Contact
| State | New York |
| City | OYSTER BAY |
| ZIP Code | 11771 |
| Address | NATIONAL PARK SERVICE |
| Organization | — |
| Phone | 516-922-4788 |
Population & Service
| Population Served | 362 |
| Service Connections | 6 |
Drinking Water Violations (21)
This water system has 21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 19, 1999 | Mar 1, 2001 | Other | No | Yes | — | — | — | Archived | Mar 1, 2001 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.075 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 1 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jun 30, 1994 | — |
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.