CA Drinking Water Watch

LA PUENTE VALLEY CWD (1910060)

All Sampling Results From To

SITE 1-5...* (CA1910060_DST_800)

Click to hide / show columns: Analyte Number | Analyte Name | Sampling Date | Detected Level | Less Than | RL | Counting Error (+/-) | MCL | DLR | Unit | Lab Sample ID | Lab | ELAP | Method |

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Analyte Number Analyte Name Sampling Date Results Counting Error (+/-) MCL DLR Unit Lab Sample ID Lab ELAP Method
Detected Level Less Than RL
Analyte Number Analyte Name Sampling Date Detected Level Less Than RL Counting Error (+/-) MCL DLR Unit Lab Sample ID Lab ELAP Method
2950 TTHM 07-25-2023 6.5 4 80 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 524.2
2944 DIBROMOCHLOROMETHANE 07-25-2023 2.6 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 524.2
2943 BROMODICHLOROMETHANE 07-25-2023 1.4 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 524.2
2942 BROMOFORM 07-25-2023 1.9 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 524.2
2941 CHLOROFORM 07-25-2023 < 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-25-2023 < 6 60 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 552.3
2454 DIBROMOACETIC ACID 07-25-2023 1.2 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 552.3
2453 MONOBROMOACETIC ACID 07-25-2023 < 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 552.3
2452 TRICHLOROACETIC ACID 07-25-2023 < 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 552.3
2451 DICHLOROACETIC ACID 07-25-2023 < 1 1 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 552.3
2450 MONOCHLOROACETIC ACID 07-25-2023 < 2 2 UG/L 3G26018-01 WECK LABORATORIES 1132 EPA 552.3
2950 TTHM 07-28-2022 < 4 80 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 524.2
2944 DIBROMOCHLOROMETHANE 07-28-2022 1.4 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 524.2
2943 BROMODICHLOROMETHANE 07-28-2022 < 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 524.2
2942 BROMOFORM 07-28-2022 1.6 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 524.2
2941 CHLOROFORM 07-28-2022 < 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-28-2022 < 6 60 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 552.3
2454 DIBROMOACETIC ACID 07-28-2022 1.2 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 552.3
2453 MONOBROMOACETIC ACID 07-28-2022 < 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 552.3
2452 TRICHLOROACETIC ACID 07-28-2022 < 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 552.3
2451 DICHLOROACETIC ACID 07-28-2022 < 1 1 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 552.3
2450 MONOCHLOROACETIC ACID 07-28-2022 < 2 2 UG/L 2G28101-01 WECK LABORATORIES 1132 EPA 552.3
2950 TTHM 07-29-2021 < 4 80 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 524.2
2944 DIBROMOCHLOROMETHANE 07-29-2021 1.4 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 524.2
2943 BROMODICHLOROMETHANE 07-29-2021 < 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 524.2
2942 BROMOFORM 07-29-2021 1.7 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 524.2
2941 CHLOROFORM 07-29-2021 < 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-29-2021 < 6 60 UG/L 1G29075-01 WECK LABORATORIES 1132 CALC
2454 DIBROMOACETIC ACID 07-29-2021 < 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 552.3
2453 MONOBROMOACETIC ACID 07-29-2021 < 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 552.3
2452 TRICHLOROACETIC ACID 07-29-2021 < 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 552.3
2451 DICHLOROACETIC ACID 07-29-2021 < 1 1 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 552.3
2450 MONOCHLOROACETIC ACID 07-29-2021 < 2 2 UG/L 1G29075-01 WECK LABORATORIES 1132 EPA 552.3
2452 TRICHLOROACETIC ACID 07-30-2020 < 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-30-2020 < 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-30-2020 < 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-30-2020 2.7000000 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-30-2020 < 1 60 UG/L 25378002007300945D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-30-2020 < 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2950 TTHM 07-30-2020 7.2000000 80 UG/L 25378002007300945D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-30-2020 < 2 2 UG/L 25378002007300945D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-30-2020 1.4000000 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2942 BROMOFORM 07-30-2020 2.5000000 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2941 CHLOROFORM 07-30-2020 < 1 1 UG/L 25378002007300945D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-30-2019 < 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2950 TTHM 07-30-2019 3.0000000 80 UG/L 25378001907301045D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-30-2019 1.3000000 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-30-2019 < 2 2 UG/L 25378001907301045D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-30-2019 < 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-30-2019 < 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-30-2019 < 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-30-2019 1.1000000 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-30-2019 1.1000000 60 UG/L 25378001907301045D WECK LABORATORIES 1132
2941 CHLOROFORM 07-30-2019 < 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2942 BROMOFORM 07-30-2019 < 1 1 UG/L 25378001907301045D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-31-2018 1.2000000 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-31-2018 < 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-31-2018 < 2 2 UG/L 25378001807311100D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-31-2018 < 60 UG/L 25378001807311100D WECK LABORATORIES 1132
2941 CHLOROFORM 07-31-2018 < 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-31-2018 < 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-31-2018 2.1000000 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2950 TTHM 07-31-2018 < 80 UG/L 25378001807311100D WECK LABORATORIES 1132
2942 BROMOFORM 07-31-2018 1.7000000 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-31-2018 < 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-31-2018 < 1 1 UG/L 25378001807311100D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-27-2017 1.1000000 60 UG/L 25378001707270845D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-27-2017 1.1000000 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-27-2017 < 2 2 UG/L 25378001707270845D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-27-2017 2.9000000 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-27-2017 < 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-27-2017 < 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-27-2017 < 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2941 CHLOROFORM 07-27-2017 1.2000000 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2950 TTHM 07-27-2017 14.0000000 80 UG/L 25378001707270845D WECK LABORATORIES 1132
2942 BROMOFORM 07-27-2017 4.1000000 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-27-2017 5.3000000 1 1 UG/L 25378001707270845D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-26-2016 < 2 2 UG/L 25378001607261225D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-26-2016 < 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-26-2016 < 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-26-2016 < 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-26-2016 < 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-26-2016 < 60 UG/L 25378001607261225D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-26-2016 1.9000000 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2941 CHLOROFORM 07-26-2016 < 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-26-2016 < 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2950 TTHM 07-26-2016 4.2000000 80 UG/L 25378001607261225D WECK LABORATORIES 1132
2942 BROMOFORM 07-26-2016 1.4000000 1 1 UG/L 25378001607261225D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-31-2015 1.3000000 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-31-2015 1.4000000 60 UG/L 25378001507311215D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-31-2015 2.9000000 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-31-2015 1.4000000 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2950 TTHM 07-31-2015 8.2000000 80 UG/L 25378001507311215D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-31-2015 < 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-31-2015 < 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-31-2015 < 2 2 UG/L 25378001507311215D WECK LABORATORIES 1132
2942 BROMOFORM 07-31-2015 3.5000000 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-31-2015 < 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2941 CHLOROFORM 07-31-2015 < 1 1 UG/L 25378001507311215D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-25-2014 < 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-25-2014 5.0000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2941 CHLOROFORM 07-25-2014 13.0000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-25-2014 16.0000000 60 UG/L 25378001407251410D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-25-2014 8.3000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-25-2014 < 2 2 UG/L 25378001407251410D WECK LABORATORIES 1132
2942 BROMOFORM 07-25-2014 2.2000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-25-2014 10.0000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-25-2014 2.6000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-25-2014 9.4000000 1 1 UG/L 25378001407251410D WECK LABORATORIES 1132
2950 TTHM 07-25-2014 35.0000000 80 UG/L 25378001407251410D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-25-2013 17.0000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-25-2013 18.0000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-25-2013 22.0000000 60 UG/L 25378001307251440D WECK LABORATORIES 1132
2942 BROMOFORM 07-25-2013 3.3000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-25-2013 < 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-25-2013 3.4000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-25-2013 < 2 2 UG/L 25378001307251440D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-25-2013 12.0000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-25-2013 6.4000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2941 CHLOROFORM 07-25-2013 20.0000000 1 1 UG/L 25378001307251440D WECK LABORATORIES 1132
2950 TTHM 07-25-2013 58.0000000 80 UG/L 25378001307251440D WECK LABORATORIES 1132
2943 BROMODICHLOROMETHANE 07-25-2012 < 1 80 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2452 TRICHLOROACETIC ACID 07-25-2012 < 1 60 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2941 CHLOROFORM 07-25-2012 < 1 80 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2453 MONOBROMOACETIC ACID 07-25-2012 < 1 60 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2950 TTHM 07-25-2012 5.0000000 80 UG/L 25378001207251325D WECK LABORATORIES 1132
2450 MONOCHLOROACETIC ACID 07-25-2012 < 2 60 2 UG/L 25378001207251325D WECK LABORATORIES 1132
2944 DIBROMOCHLOROMETHANE 07-25-2012 2.0000000 1 80 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2942 BROMOFORM 07-25-2012 3.0000000 1 80 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2454 DIBROMOACETIC ACID 07-25-2012 < 1 60 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2451 DICHLOROACETIC ACID 07-25-2012 < 1 60 1 UG/L 25378001207251325D WECK LABORATORIES 1132
2456 TOTAL HALOACETIC ACIDS (HAA5) 07-25-2012 < 60 UG/L 25378001207251325D WECK LABORATORIES 1132

*Please refer to the Stage 2 DBP Monitoring Plan Approval Letter for full sample point names.
RL – Reporting Level means the level to which the laboratory reported the presence of an analyte. For radionuclides, Reporting Level is the MDA95.

DLR – Detection Limit for purposes of Reporting (DLR) means the designated minimum level at or above which any analytical finding of a contaminant in drinking water resulting from monitoring required under Chapter 15 of Title 22 shall be reported to the State Board (California Code of Regulations Section § 64400.34)

For addtional definitions, please refer to our data dictionary.