CA Drinking Water Watch

Links

PS Code Transition

Water System Details

Water System Facilities  

Monitoring Schedules

Monitoring Results

Monitoring Results By Analyte

Lead And Copper Sampling

Violations/Enforcement Actions

Site Visits

Consumer Confidence Reports

  • Templates
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020
  • 2019

Lead Service Line Documents

Return Links

Water System Search

County Map

Glossary

Contact Info

 

 

Lead and Copper Sample Summary Results Tips on using table


Water System No. : CA4900549 Federal Type : C
Water System Name : SONOMA COUNTY CSA 41-FREESTONE State Type : C
Principal County Served : SONOMA Primary Source : SW
Status : A Activity Date : 03-22-1979
Distribution System Classification : D1 Max Treatment Plant Classification : T2

Click to hide / show columns: MP | MP Begin | MP End | Type | # Samples | Measure | Units | Analyte Code/Name | Begin Sampling| End Sampling

MP * MP Begin MP End Type # Samples Measure Units Analyte Code/Name Begin Sampling End Sampling
MP * MP Begin MP End Type # Samples Measure Units Analyte Code/Name Begin Sampling End Sampling
3Y2020-2022 01-01-2020 12-31-2022 90 5 0 MG/L PB90 - LEAD SUMMARY 08-29-2022 08-31-2022
3Y2020-2022 01-01-2020 12-31-2022 90 5 0.068 MG/L CU90 - COPPER SUMMARY 08-29-2022 08-31-2022
3Y2017-2019 01-01-2017 12-31-2019 90 7 0 MG/L PB90 - LEAD SUMMARY 06-26-2019 07-01-2019
3Y2017-2019 01-01-2017 12-31-2019 90 7 0.01950 MG/L CU90 - COPPER SUMMARY 06-26-2019 07-01-2019
YR2016 01-01-2016 12-31-2016 90 7 0.05 MG/L CU90 - COPPER SUMMARY 09-21-2016 09-21-2016
YR2016 01-01-2016 12-31-2016 90 7 MG/L PB90 - LEAD SUMMARY 09-21-2016 09-21-2016
3Y2014-2016 01-01-2014 12-31-2016 90 7 MG/L CU90 - COPPER SUMMARY 09-21-2016 09-21-2016
3Y2014-2016 01-01-2014 12-31-2016 90 7 MG/L PB90 - LEAD SUMMARY 09-21-2016 09-21-2016
3Y2011-2013 01-01-2011 12-31-2013 90 7 0 MG/L PB90 - LEAD SUMMARY 09-24-2013 09-25-2013
3Y2011-2013 01-01-2011 12-31-2013 90 7 0.17 MG/L CU90 - COPPER SUMMARY 09-24-2013 09-25-2013
3Y2010-2012 01-01-2010 12-31-2012 90 7 0.0146 MG/L PB90 - LEAD SUMMARY 07-13-2010 07-13-2010
3Y2010-2012 01-01-2010 12-31-2012 AL 1 exceeding Action Level --- --- PB90 - LEAD SUMMARY 07-13-2010 07-13-2010
3Y2010-2012 01-01-2010 12-31-2012 90 7 0.265 MG/L CU90 - COPPER SUMMARY 07-13-2010 07-13-2010
3Y2008-2010 01-01-2008 12-31-2010 90 7 0.265 MG/L CU90 - COPPER SUMMARY 07-13-2010 07-13-2010
3Y2008-2010 01-01-2008 12-31-2010 90 7 0.0146 MG/L PB90 - LEAD SUMMARY 07-13-2010 07-13-2010
3Y2008-2010 01-01-2008 12-31-2010 AL 1 exceeding Action Level --- --- PB90 - LEAD SUMMARY 07-13-2010 07-13-2010
YR2007 01-01-2007 12-31-2007 90 5 0.0066 MG/L PB90 - LEAD SUMMARY 08-15-2007 08-15-2007
YR2007 01-01-2007 12-31-2007 90 5 0.142 MG/L CU90 - COPPER SUMMARY 08-15-2007 08-15-2007
3Y2005-2007 01-01-2005 12-31-2007 90 5 0.142 MG/L CU90 - COPPER SUMMARY 08-15-2007 08-15-2007
3Y2005-2007 01-01-2005 12-31-2007 90 5 0.0066 MG/L PB90 - LEAD SUMMARY 08-15-2007 08-15-2007
YR2002 01-01-2002 12-31-2002 90 5 0.245 MG/L CU90 - COPPER SUMMARY 08-14-2002 08-14-2002
YR2002 01-01-2002 12-31-2002 90 5 0.012 MG/L PB90 - LEAD SUMMARY 08-14-2002 08-14-2002
YR2000 01-01-2000 12-31-2000 90 6 0.24 MG/L CU90 - COPPER SUMMARY 01-12-2000 01-12-2000
YR2000 01-01-2000 12-31-2000 90 6 0 MG/L PB90 - LEAD SUMMARY 01-12-2000 01-12-2000
6M2ND-1999 07-01-1999 12-31-1999 90 5 0 MG/L PB90 - LEAD SUMMARY 06-23-1999 06-23-1999
6M2ND-1999 07-01-1999 12-31-1999 90 5 0.18 MG/L CU90 - COPPER SUMMARY 06-23-1999 06-23-1999
6M1ST-1996 01-01-1996 06-30-1996 90 4 0 MG/L PB90 - LEAD SUMMARY 06-27-1996 06-27-1996
6M1ST-1996 01-01-1996 06-30-1996 90 4 0.18 MG/L CU90 - COPPER SUMMARY 06-27-1996 06-27-1996

* MP is monitoring period which can be triennial (3Y), annual (YR), 1st six months (6M1ST), or 2nd six months (6M2ND)