4100 HOLDINGS LLC
Massachusetts — Transient Non-Community — PWSID: MA4086001
System Information
| PWSID | MA4086001 |
| System Name | 4100 HOLDINGS LLC |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 29, 1980 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | EASTHAM |
| ZIP Code | 02642 |
| Address | 4100 STATE HIGHWAY |
| Organization | 4100 HOLDINGS LLC; C/O JOE RUGO |
| Phone | 7745736529 |
Population & Service
| Population Served | 750 |
| Service Connections | 1 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | — | — | — | Archived | Aug 31, 2018 | — | |
| Jul 1, 2018 | Jul 31, 2018 | MON | No | Yes | — | — | — | Archived | Jul 31, 2018 | — | |
| Jun 1, 2018 | Jun 30, 2018 | MON | No | Yes | — | — | — | Archived | Jun 30, 2018 | — | |
| May 1, 2018 | May 31, 2018 | MON | No | Yes | — | — | — | Archived | May 31, 2018 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2008 | — | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | No | — | 10 mg/L | — | Archived | Jun 30, 2008 | — | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | No | — | 1 mg/L | — | Archived | Jun 30, 2008 | — | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 2008 | — | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 2008 | — | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2007 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2007 | — | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 2007 | — | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2006 | — | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2006 | — | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | No | — | 10 mg/L | — | Archived | Jun 30, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 2006 | — | |
| — | — | — | 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.