CSP - BIG BASIN STATE PARK
California — Community Water System — PWSID: CA4410301
System Information
| PWSID | CA4410301 |
| System Name | CSP - BIG BASIN STATE PARK |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Inactive |
| Owner Type | State |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 6, 1987 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | FELTON |
| ZIP Code | 95018 |
| Address | 303 Big Trees Park Road |
| Organization | BENTLEY, JACOB |
| Phone | 831-251-2884 |
Population & Service
| Population Served | 3,029 |
| Service Connections | 170 |
Drinking Water Violations (57)
This water system has 57 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .112 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .166 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2019 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .178 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .185 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .153 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .153 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2018 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .153 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .153 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .153 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2018 | — | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .153 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2018 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .186 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .186 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MCL | Yes | No | .186 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .194 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .194 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .19 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .19 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MCL | Yes | No | .18 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MCL | Yes | No | .18 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2017 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MCL | Yes | No | .18 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MCL | Yes | No | .18 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | .199 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | .199 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | .222 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | .222 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .229 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | .229 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2016 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | .215 MG/L | 0.080 mg/L | .06 | Archived | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | .215 MG/L | 0.080 mg/L | .06 | Archived | Dec 31, 2015 | — | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | .187 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2015 | — | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | .187 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2015 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | .167 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2015 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | .167 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2015 | — | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | .158 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2015 | — | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | .158 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2015 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | .145 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | .145 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .139 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | .139 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | .138 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2014 | — | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | .138 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2014 | — | |
| Mar 1, 2014 | Mar 31, 2014 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2014 | — | |
| Mar 1, 2014 | Mar 31, 2014 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2014 | — | |
| Jan 1, 2012 | Jan 31, 2012 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2012 | — | |
| Jan 1, 2012 | Jan 31, 2012 | MR | No | Yes | — | — | — | Resolved | Jan 31, 2012 | — | |
| Jan 1, 2012 | Jan 31, 2012 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2012 | — | |
| Jan 1, 2012 | Jan 31, 2012 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2012 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2011 | — | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2011 | — | |
| May 1, 2005 | May 31, 2005 | TT | Yes | No | — | — | — | Resolved | May 31, 2005 | — |
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.