HOLLISTER CITY OF
Idaho — Community Water System — PWSID: ID5420030
System Information
| PWSID | ID5420030 |
| System Name | HOLLISTER CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 13, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Idaho |
| City | HOLLISTER |
| ZIP Code | 83301 |
| Address | 2392 MAIN |
| Organization | CITY OF HOLLISTER |
| Phone | 208-655-4220 |
Population & Service
| Population Served | 220 |
| Service Connections | 120 |
Drinking Water Violations (108)
This water system has 108 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Archived | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Archived | Jun 30, 2025 | — | |
| Jan 1, 2024 | Mar 5, 2026 | MR | No | Yes | — | 0.010 mg/L | — | Unaddressed | — | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Sep 30, 2023 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2015 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2015 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2015 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2014 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2014 | — | |
| Aug 1, 2014 | Aug 31, 2014 | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Oct 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2013 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2013 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2012 | — | |
| Oct 1, 2012 | Dec 31, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | — | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Jun 30, 2012 | — |
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.