MAMMOTH SPRING WATERWORKS
Arkansas — Community Water System — PWSID: AR0000206
System Information
| PWSID | AR0000206 |
| System Name | MAMMOTH SPRING WATERWORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 29, 1979 |
| Last Reported | Feb 18, 2026 |
Location & Contact
| State | Arkansas |
| City | MAMMOTH SPRING |
| ZIP Code | 72554 |
| Address | 160 NORTH FIRST STREET |
| Organization | SMITH, ALEC |
| Phone | 870-625-3518 |
Population & Service
| Population Served | 1,777 |
| Service Connections | 711 |
Drinking Water Violations (44)
This water system has 44 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| May 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Aug 15, 2022 | — | |
| May 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Aug 15, 2022 | — | |
| Aug 1, 2015 | Aug 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2015 | — | |
| Aug 1, 2015 | Aug 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2015 | — | |
| Aug 1, 2015 | Aug 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2015 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jan 1, 2011 | Mar 31, 2011 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2011 | — | |
| Jul 1, 2007 | Jul 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2007 | — | |
| Jul 1, 2007 | Jul 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2007 | — | |
| May 1, 2002 | May 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2002 | — | |
| Aug 1, 1994 | Aug 31, 1994 | Other | No | No | — | 5% of samples | — | Archived | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1994 | — | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1994 | — | |
| Jun 1, 1991 | Jun 30, 1991 | Other | No | No | — | 5% of samples | — | Archived | Jun 30, 1991 | — | |
| Jun 1, 1991 | Jun 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1991 | — | |
| Jun 1, 1991 | Jun 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1991 | — | |
| Mar 1, 1991 | Mar 31, 1991 | Other | No | No | — | 5% of samples | — | Archived | Mar 31, 1991 | — | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1991 | — | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1991 | — | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | Other | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
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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.