CA Drinking Water Watch

CENTRAL WATER DISTRICT (4410018)

All Sampling Results From To

ROB ROY/...* (CA4410018_DST_801)

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 08-29-2023 5.5 0.5 80 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2944 DIBROMOCHLOROMETHANE 08-29-2023 1.3 0.5 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2943 BROMODICHLOROMETHANE 08-29-2023 < 0.5 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2942 BROMOFORM 08-29-2023 4.2 0.5 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2941 CHLOROFORM 08-29-2023 < 0.5 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-29-2023 < 2 60 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2454 DIBROMOACETIC ACID 08-29-2023 1.9 1 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2453 MONOBROMOACETIC ACID 08-29-2023 < 1 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2452 TRICHLOROACETIC ACID 08-29-2023 < 1 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2451 DICHLOROACETIC ACID 08-29-2023 < 1 1 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2450 MONOCHLOROACETIC ACID 08-29-2023 < 2 2 UG/L AGH4096-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2950 TTHM 08-10-2022 7.7 0.5 80 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2944 DIBROMOCHLOROMETHANE 08-10-2022 < 0.5 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2943 BROMODICHLOROMETHANE 08-10-2022 < 0.5 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2942 BROMOFORM 08-10-2022 0.65 0.5 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2941 CHLOROFORM 08-10-2022 7.0 0.5 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-10-2022 < 2 60 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2454 DIBROMOACETIC ACID 08-10-2022 < 1 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2453 MONOBROMOACETIC ACID 08-10-2022 < 1 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2452 TRICHLOROACETIC ACID 08-10-2022 < 1 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2451 DICHLOROACETIC ACID 08-10-2022 < 1 1 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2450 MONOCHLOROACETIC ACID 08-10-2022 < 2 2 UG/L AFH1530-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2950 TTHM 08-17-2021 0.96 0.5 80 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2944 DIBROMOCHLOROMETHANE 08-17-2021 < 0.5 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2943 BROMODICHLOROMETHANE 08-17-2021 < 0.5 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2942 BROMOFORM 08-17-2021 0.96 0.5 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2941 CHLOROFORM 08-17-2021 < 0.5 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-17-2021 < 2 60 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2454 DIBROMOACETIC ACID 08-17-2021 < 1 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2453 MONOBROMOACETIC ACID 08-17-2021 < 1 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2452 TRICHLOROACETIC ACID 08-17-2021 < 1 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2451 DICHLOROACETIC ACID 08-17-2021 < 1 1 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2450 MONOCHLOROACETIC ACID 08-17-2021 < 2 2 UG/L AEH2327-01 BSK ANALYTICAL LABORATORIES 1180 EPA 552.3
2453 MONOBROMOACETIC ACID 08-12-2020 < 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-12-2020 1.1000000 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-12-2020 < 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-12-2020 < 60 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2950 TTHM 08-12-2020 5.3000000 80 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 08-12-2020 < 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2941 CHLOROFORM 08-12-2020 1.3000000 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-12-2020 < 2 2 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 08-12-2020 1.4000000 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2942 BROMOFORM 08-12-2020 2.5000000 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-12-2020 < 1 1 UG/L 43958012008121020D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 08-13-2019 < 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 08-13-2019 < 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2950 TTHM 08-13-2019 3.4000000 80 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-13-2019 < 2 2 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-13-2019 < 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-13-2019 < 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-13-2019 1.3000000 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-13-2019 < 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-13-2019 < 60 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2941 CHLOROFORM 08-13-2019 < 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2942 BROMOFORM 08-13-2019 2.8000000 1 1 UG/L 43958011908131053D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 09-12-2017 < 2 2 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 09-12-2017 < 60 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2941 CHLOROFORM 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2942 BROMOFORM 09-12-2017 2.5000000 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2950 TTHM 09-12-2017 3.3000000 80 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 09-12-2017 < 1 1 UG/L 43958011709120957D BSK ANALYTICAL LABORATORIES 1180
2942 BROMOFORM 08-17-2016 4.7000000 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-17-2016 < 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-17-2016 < 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-17-2016 < 2 2 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 08-17-2016 < 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-17-2016 < 60 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-17-2016 1.9000000 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-17-2016 < 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2950 TTHM 08-17-2016 6.1000000 80 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 08-17-2016 1.4000000 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2941 CHLOROFORM 08-17-2016 < 1 1 UG/L 43958011608171119D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-20-2014 < 60 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2950 TTHM 08-20-2014 < 80 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2942 BROMOFORM 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2941 CHLOROFORM 08-20-2014 < 1 1 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-20-2014 < 2 2 UG/L 43958011408201045D BSK ANALYTICAL LABORATORIES 1180

*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.