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
  • 2025
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020

Lead Service Line Documents

Return Links

Water System Search

County Map

Glossary

Contact Info

 

 

All Lead Sampling Results Tips on using table


Water System No. : CA5610016 Federal Type : C
Water System Name : CALIFORNIA WATER SERVICE CO - WESTLAKE State Type : C
Principal County Served : VENTURA Primary Source : SWP
Status : A Activity Date : 03-22-1979
Distribution System Classification : D4 Max Treatment Plant Classification : There are no treatment plants

Click to hide / show columns: Sample No. | Site | Date | Result | Units | Analyte | Location | Laboratory|

Sample No. Site Date Result Units Analyte Location Laboratory
Sample No. Site Date Result Units Analyte Location Laboratory
180913-0115-R LCR 09-21-2018 7.4 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0116-R LCR 09-21-2018 6.1 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0117-R LCR 09-24-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0118-R LCR 09-21-2018 12 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0119-R LCR 09-25-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0120-R LCR 09-25-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0121-R LCR 09-25-2018 9.6 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0122-R LCR 09-23-2018 5.3 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0123-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0126-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0127-R LCR 09-25-2018 10 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0128-R LCR 09-26-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0129-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0130-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0131-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0132-R LCR 09-25-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0133-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0134-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0135-R LCR 09-22-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0137-R LCR 09-22-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0141-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0143-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0144-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0145-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0146-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180913-0190-R LCR 09-24-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180927-0038-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180927-0039-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180927-0040-R LCR 09-25-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
180927-0042-R LCR 09-21-2018 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
AEG1984-01 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-02 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-03 LCR 07-08-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-11 LCR 07-08-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-04 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-05 LCR 07-08-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-06 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-07 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-08 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-09 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-10 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-12 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-13 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-14 LCR 07-08-2021 5.4 UG/L LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-15 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-16 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-17 LCR 07-08-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG1984-18 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
240821-0026 LCR 08-24-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240821-0027 LCR 08-26-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240821-0028 LCR 08-24-2024 1.1 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240828-0067 LCR 09-02-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240828-0068 LCR 09-04-2024 2.4 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240828-0069 LCR 08-31-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
AEG2393-01 LCR 07-09-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-02 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-04 LCR 07-08-2021 18 UG/L LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-03 LCR 07-13-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-05 LCR 07-14-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-06 LCR 07-12-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-07 LCR 07-10-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-08 LCR 07-07-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-09 LCR 07-13-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-10 LCR 07-13-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-11 LCR 07-13-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
AEG2393-12 LCR 07-14-2021 0 LEAD LCR BSK ANALYTICAL LABORATORIES
240605-0005 LCR 06-20-2024 1.3 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0006 LCR 07-15-2024 3 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0007 LCR 06-19-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0008 LCR 06-21-2024 1.6 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0010 LCR 06-20-2024 1.4 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0011 LCR 06-24-2024 19.5 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0015 LCR 06-28-2024 1.5 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0018 LCR 06-20-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0019 LCR 06-27-2024 1.9 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0022 LCR 07-12-2024 1.9 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240627-0087 LCR 07-12-2024 14.4 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240627-0088 LCR 07-15-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240711-0519 LCR 07-18-2024 1.6 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0003 LCR 06-19-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0004 LCR 06-18-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0009 LCR 06-18-2024 1.9 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0021 LCR 06-19-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0017 LCR 06-18-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0020 LCR 06-19-2024 1.8 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240805-0020 LCR 08-18-2024 1.5 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0012 LCR 08-09-2024 3 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240605-0014 LCR 07-30-2024 1.3 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.
240724-0063 LCR 07-30-2024 0 LEAD LCR CALIFORNIA WATER SERVICE CO.
240724-0064 LCR 07-29-2024 2.7 UG/L LEAD LCR CALIFORNIA WATER SERVICE CO.