BIG WALNUT WATER COMPANY
Indiana - Community Water System - PWSID: IN5267002
System Information
| PWSID | IN5267002 |
| System Name | BIG WALNUT WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 21, 1981 |
| Last Reported | Feb 12, 2026 |
Location & Contact
| State | Indiana |
| City | GREENCASTLE |
| ZIP Code | 46135 |
| Address | 121 South County Road 300 West |
| Organization | MACE, JEFF |
| Phone | 765-721-1989 |
Population & Service
| Population Served | 500 |
| Service Connections | 213 |
Drinking Water Violations (63)
This water system has 63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jul 2, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Apr 11, 2019 | - | |
| Jan 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Apr 11, 2019 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Nov 28, 2018 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Nov 28, 2018 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Nov 28, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Sep 1, 2017 | Aug 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2018 | - | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2017 | - | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2017 | - | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2017 | - | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Oct 29, 2015 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Oct 29, 2015 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2012 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2012 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2012 | - | |
| Oct 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 21, 2011 | - | |
| Oct 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 21, 2011 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 21, 2011 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 21, 2011 | - | |
| Oct 1, 2009 | - | Other | No | No | - | - | - | Resolved | Dec 18, 2009 | - | |
| Oct 1, 2009 | - | Other | No | No | - | - | - | Resolved | Dec 18, 2009 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Nov 8, 2010 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Nov 8, 2010 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Nov 8, 2010 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - |
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.