LYON MOUNTAIN LOW WD
New York - Community Water System - PWSID: NY0900227
System Information
| PWSID | NY0900227 |
| System Name | LYON MOUNTAIN LOW WD |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Inactive |
| Owner Type | Local |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 29, 1981 |
| Last Reported | Jun 13, 2025 |
Location & Contact
| State | New York |
| City | DANNEMORA |
| ZIP Code | 12929 |
| Address | TOWN OF DANNEMORA |
| Organization | - |
| Phone | 518-492-7541 |
Population & Service
| Population Served | 350 |
| Service Connections | 149 |
Drinking Water Violations (45)
This water system has 45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 1, 1999 | Nov 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Oct 21, 1999 | - | |
| Nov 1, 1999 | Nov 30, 1999 | MR | No | No | - | 5% of samples | - | Archived | Oct 21, 1999 | - | |
| Jan 1, 1998 | Dec 31, 1998 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 1998 | - | |
| Oct 1, 1995 | Dec 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 1995 | - | |
| Jan 1, 1995 | Mar 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Archived | Mar 31, 1995 | - | |
| Jan 1, 1995 | Dec 31, 1995 | MR | No | Yes | - | 7 MFL | - | Archived | Dec 31, 1995 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | Yes | - | 10 mg/L | - | Archived | Jun 30, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | Yes | - | 10 mg/L | - | Archived | Mar 31, 1994 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Archived | Oct 21, 1999 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Archived | Oct 21, 1999 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Archived | Oct 21, 1999 | - | |
| Dec 1, 1993 | Dec 31, 1993 | TT | Yes | No | - | - | - | Archived | Dec 31, 1993 | - | |
| Dec 1, 1993 | Dec 31, 1993 | TT | Yes | No | - | - | - | Archived | Dec 31, 1993 | - | |
| Nov 1, 1993 | Nov 30, 1993 | TT | Yes | No | - | - | - | Archived | Nov 30, 1993 | - | |
| Nov 1, 1993 | Nov 30, 1993 | TT | Yes | No | - | - | - | Archived | Nov 30, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 7 MFL | - | Archived | Dec 31, 1993 | - | |
| Jan 1, 1992 | Aug 1, 2001 | TT | Yes | No | - | - | - | Resolved | Oct 21, 1999 | - | |
| Jan 1, 1992 | Aug 1, 2001 | TT | Yes | No | - | - | - | Resolved | Oct 21, 1999 | - | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | - | 0.05 mg/L | - | Archived | Mar 31, 1991 | - | |
| Mar 1, 1990 | Feb 28, 1991 | MR | No | Yes | - | 0.05 mg/L | - | Archived | Feb 28, 1991 | - | |
| Feb 1, 1990 | Jan 31, 1991 | MR | No | Yes | - | 0.05 mg/L | - | Archived | Jan 31, 1991 | - | |
| Apr 1, 1988 | Mar 31, 1991 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Mar 31, 1991 | - | |
| Apr 1, 1988 | Mar 31, 1991 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Mar 31, 1991 | - | |
| Apr 1, 1988 | Mar 31, 1991 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Mar 31, 1991 | - | |
| Apr 1, 1988 | Mar 31, 1991 | MR | No | Yes | - | 0.003 mg/L | - | Archived | Mar 31, 1991 | - | |
| Apr 1, 1988 | Mar 31, 1991 | MR | No | Yes | - | 0.04 mg/L | - | Archived | Mar 31, 1991 | - | |
| Mar 1, 1988 | Feb 28, 1991 | MR | No | Yes | - | 0.003 mg/L | - | Archived | Feb 28, 1991 | - | |
| Mar 1, 1988 | Feb 28, 1991 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Feb 28, 1991 | - | |
| Mar 1, 1988 | Feb 28, 1991 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Feb 28, 1991 | - | |
| Mar 1, 1988 | Feb 28, 1991 | MR | No | Yes | - | 0.04 mg/L | - | Archived | Feb 28, 1991 | - | |
| Mar 1, 1988 | Feb 28, 1991 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Feb 28, 1991 | - | |
| Feb 1, 1988 | Jan 31, 1991 | MR | No | Yes | - | 0.003 mg/L | - | Archived | Jan 31, 1991 | - | |
| Feb 1, 1988 | Jan 31, 1991 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Jan 31, 1991 | - | |
| Feb 1, 1988 | Jan 31, 1991 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Jan 31, 1991 | - | |
| Feb 1, 1988 | Jan 31, 1991 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Jan 31, 1991 | - | |
| Feb 1, 1988 | Jan 31, 1991 | MR | No | Yes | - | 0.04 mg/L | - | Archived | Jan 31, 1991 | - | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | - | 0.0002 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | - | 0.003 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | - | 0.07 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | - | 0.04 mg/L | - | Archived | Dec 31, 1985 | - | |
| Jan 1, 1983 | Dec 31, 1985 | MR | No | Yes | - | 0.05 mg/L | - | Archived | Dec 31, 1985 | - | |
| - | - | - | 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.