CA Drinking Water Watch

MOUNTAIN MESA WC (1510042)

All Sampling Results From To

ST2S1 -D...* (CA1510042_DST_901)

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 09-27-2023 4.4 2 80 UG/L 2318451-01 BC LABORATORIES 1186 EPA 524.2
2944 DIBROMOCHLOROMETHANE 09-27-2023 1.5 0.5 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 524.2
2943 BROMODICHLOROMETHANE 09-27-2023 0.85 0.5 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 524.2
2942 BROMOFORM 09-27-2023 1.5 0.5 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 524.2
2941 CHLOROFORM 09-27-2023 0.52 0.5 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 09-27-2023 4.7 1 60 UG/L 2318451-01 BC LABORATORIES 1186 EPA 552.3
2454 DIBROMOACETIC ACID 09-27-2023 < 1 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 552.3
2453 MONOBROMOACETIC ACID 09-27-2023 < 1 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 552.3
2452 TRICHLOROACETIC ACID 09-27-2023 4.7 1 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 552.3
2451 DICHLOROACETIC ACID 09-27-2023 < 1 1 UG/L 2318451-01 BC LABORATORIES 1186 EPA 552.3
2450 MONOCHLOROACETIC ACID 09-27-2023 < 1 2 UG/L 2318451-01 BC LABORATORIES 1186 EPA 552.3
2950 TTHM 09-21-2022 2.9 2 80 UG/L 2222572-01 BC LABORATORIES 1186 EPA 524.2
2944 DIBROMOCHLOROMETHANE 09-21-2022 0.76 0.5 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 524.2
2943 BROMODICHLOROMETHANE 09-21-2022 < 0.5 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 524.2
2942 BROMOFORM 09-21-2022 1.6 0.5 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 524.2
2941 CHLOROFORM 09-21-2022 < 0.5 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 09-21-2022 < 1 60 UG/L 2222572-01 BC LABORATORIES 1186 EPA 552.3
2454 DIBROMOACETIC ACID 09-21-2022 < 1 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 552.3
2453 MONOBROMOACETIC ACID 09-21-2022 < 1 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 552.3
2452 TRICHLOROACETIC ACID 09-21-2022 < 1 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 552.3
2451 DICHLOROACETIC ACID 09-21-2022 < 1 1 UG/L 2222572-01 BC LABORATORIES 1186 EPA 552.3
2450 MONOCHLOROACETIC ACID 09-21-2022 < 1 2 UG/L 2222572-01 BC LABORATORIES 1186 EPA 552.3
2950 TTHM 08-31-2022 2.6 2 80 UG/L 2220700-01 BC LABORATORIES 1186 EPA 524.2
2944 DIBROMOCHLOROMETHANE 08-31-2022 0.91 0.5 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 524.2
2943 BROMODICHLOROMETHANE 08-31-2022 0.57 0.5 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 524.2
2942 BROMOFORM 08-31-2022 0.80 0.5 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 524.2
2941 CHLOROFORM 08-31-2022 < 0.5 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-31-2022 < 1 60 UG/L 2220700-01 BC LABORATORIES 1186 EPA 552.3
2454 DIBROMOACETIC ACID 08-31-2022 < 1 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 552.3
2453 MONOBROMOACETIC ACID 08-31-2022 < 1 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 552.3
2452 TRICHLOROACETIC ACID 08-31-2022 < 1 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 552.3
2451 DICHLOROACETIC ACID 08-31-2022 < 1 1 UG/L 2220700-01 BC LABORATORIES 1186 EPA 552.3
2450 MONOCHLOROACETIC ACID 08-31-2022 < 1 2 UG/L 2220700-01 BC LABORATORIES 1186 EPA 552.3
2950 TTHM 08-26-2021 4.3 2 80 UG/L 2127380-04 BC LABORATORIES 1186 EPA 524.2
2944 DIBROMOCHLOROMETHANE 08-26-2021 1.3 0.5 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 524.2
2943 BROMODICHLOROMETHANE 08-26-2021 < 0.5 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 524.2
2942 BROMOFORM 08-26-2021 2.5 0.5 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 524.2
2941 CHLOROFORM 08-26-2021 < 0.5 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 524.2
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-26-2021 < 1 60 UG/L 2127380-04 BC LABORATORIES 1186 EPA 552.3
2454 DIBROMOACETIC ACID 08-26-2021 < 1 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 552.3
2453 MONOBROMOACETIC ACID 08-26-2021 < 1 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 552.3
2452 TRICHLOROACETIC ACID 08-26-2021 < 1 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 552.3
2451 DICHLOROACETIC ACID 08-26-2021 < 1 1 UG/L 2127380-04 BC LABORATORIES 1186 EPA 552.3
2450 MONOCHLOROACETIC ACID 08-26-2021 < 1 2 UG/L 2127380-04 BC LABORATORIES 1186 EPA 552.3
2450 MONOCHLOROACETIC ACID 09-09-2020 < 1 2 UG/L 17729012009091320D BC LABORATORIES 1186
2950 TTHM 09-09-2020 5.0000000 80 UG/L 17729012009091320D BC LABORATORIES 1186
2452 TRICHLOROACETIC ACID 09-09-2020 < 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2943 BROMODICHLOROMETHANE 09-09-2020 0.6000000 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2941 CHLOROFORM 09-09-2020 0.5000000 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2453 MONOBROMOACETIC ACID 09-09-2020 < 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2454 DIBROMOACETIC ACID 09-09-2020 < 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2942 BROMOFORM 09-09-2020 3.2000000 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2456 TOTAL HALOACETIC ACIDS (HAA5) 09-09-2020 < 1 60 UG/L 17729012009091320D BC LABORATORIES 1186
2944 DIBROMOCHLOROMETHANE 09-09-2020 0.7600000 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
2451 DICHLOROACETIC ACID 09-09-2020 < 1 1 UG/L 17729012009091320D BC LABORATORIES 1186
1094 ASBESTOS 08-14-2018 < 0.2 7 .2 MFL 17729011808141031I EUROFINS EATON ANALYTICAL (MONROVIA) 2813
2941 CHLOROFORM 08-07-2018 < 1 1 UG/L 17729011808070923D CALIFORNIA WATER SERVICE CO. 1621
2944 DIBROMOCHLOROMETHANE 08-07-2018 1.2000000 1 1 UG/L 17729011808070923D CALIFORNIA WATER SERVICE CO. 1621
2950 TTHM 08-07-2018 3.1000000 80 UG/L 17729011808070923D CALIFORNIA WATER SERVICE CO. 1621
2942 BROMOFORM 08-07-2018 0.9200000 1 1 UG/L 17729011808070923D CALIFORNIA WATER SERVICE CO. 1621
2943 BROMODICHLOROMETHANE 08-07-2018 0.6900000 1 1 UG/L 17729011808070923D CALIFORNIA WATER SERVICE CO. 1621
2451 DICHLOROACETIC ACID 08-07-2018 < 1 1 UG/L 17729011808071050D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-07-2018 < 1 1 UG/L 17729011808071050D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-07-2018 < 1 1 UG/L 17729011808071050D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-07-2018 < 1 1 UG/L 17729011808071050D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-07-2018 < 2 2 UG/L 17729011808071050D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-07-2018 < 60 UG/L 17729011808071050D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2942 BROMOFORM 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2941 CHLOROFORM 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2950 TTHM 08-08-2017 1.5000000 80 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-08-2017 < 2 2 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-08-2017 < 60 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-08-2017 < 1 1 UG/L 17729011708081348D BSK ANALYTICAL LABORATORIES 1180
2943 BROMODICHLOROMETHANE 08-15-2016 0.5000000 1 1 UG/L 17729011608151102D CALIFORNIA WATER SERVICE CO. 1621
2944 DIBROMOCHLOROMETHANE 08-15-2016 0.9200000 1 1 UG/L 17729011608151102D CALIFORNIA WATER SERVICE CO. 1621
2950 TTHM 08-15-2016 2.4000000 80 UG/L 17729011608151102D CALIFORNIA WATER SERVICE CO. 1621
2942 BROMOFORM 08-15-2016 0.7100000 1 1 UG/L 17729011608151102D CALIFORNIA WATER SERVICE CO. 1621
2941 CHLOROFORM 08-15-2016 < 1 1 UG/L 17729011608151102D CALIFORNIA WATER SERVICE CO. 1621
2454 DIBROMOACETIC ACID 08-15-2016 < 1 1 UG/L 17729011608151439D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-15-2016 < 2 2 UG/L 17729011608151439D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-15-2016 < 1 1 UG/L 17729011608151439D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-15-2016 < 1 1 UG/L 17729011608151439D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-15-2016 < 1 1 UG/L 17729011608151439D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-15-2016 < 60 UG/L 17729011608151439D BSK ANALYTICAL LABORATORIES 1180
2944 DIBROMOCHLOROMETHANE 08-18-2015 1.3800000 1 1 UG/L 17729011508180845D CALIFORNIA WATER SERVICE CO. 1621
2941 CHLOROFORM 08-18-2015 < 1 1 UG/L 17729011508180845D CALIFORNIA WATER SERVICE CO. 1621
2950 TTHM 08-18-2015 4.1000000 80 UG/L 17729011508180845D CALIFORNIA WATER SERVICE CO. 1621
2943 BROMODICHLOROMETHANE 08-18-2015 0.8700000 1 1 UG/L 17729011508180845D CALIFORNIA WATER SERVICE CO. 1621
2942 BROMOFORM 08-18-2015 1.2900000 1 1 UG/L 17729011508180845D CALIFORNIA WATER SERVICE CO. 1621
2454 DIBROMOACETIC ACID 08-18-2015 < 1 1 UG/L 17729011508181413D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-18-2015 < 1 1 UG/L 17729011508181413D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-18-2015 < 1 1 UG/L 17729011508181413D BSK ANALYTICAL LABORATORIES 1180
2450 MONOCHLOROACETIC ACID 08-18-2015 < 2 2 UG/L 17729011508181413D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-18-2015 < 60 UG/L 17729011508181413D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-18-2015 < 1 1 UG/L 17729011508181413D BSK ANALYTICAL LABORATORIES 1180
1996 TEMPERATURE (CENTIGRADE) 07-20-2015 30.6000000 C 17729011507201433W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 07-20-2015 6.9000000 pH 17729011507201433W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 06-16-2015 7.0000000 pH 17729011506161047W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 06-16-2015 28.8000000 C 17729011506161047W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 05-18-2015 7.0000000 pH 17729011505181115W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 05-18-2015 21.2000000 C 17729011505181115W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 04-21-2015 6.9000000 pH 17729011504211125W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 04-21-2015 21.4000000 C 17729011504211125W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 03-16-2015 18.7000000 C 17729011503161448W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 03-16-2015 6.8000000 pH 17729011503161448W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 02-17-2015 17.9000000 C 17729011502171426W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 02-17-2015 6.8000000 pH 17729011502171426W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 01-20-2015 11.1000000 C 17729011501200949W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 01-20-2015 7.1000000 pH 17729011501200949W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 12-16-2014 13.8000000 C 17729011412161455W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 12-16-2014 7.2000000 pH 17729011412161455W CALIFORNIA WATER SERVICE CO. 1621
1996 TEMPERATURE (CENTIGRADE) 10-21-2014 22.8000000 C 17729011410211417W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 10-21-2014 7.2000000 pH 17729011410211417W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 09-16-2014 7.1000000 pH 17729011409161112W CALIFORNIA WATER SERVICE CO. 1621
C253 PH, FIELD 08-20-2014 6.9000000 pH 17729011408201410W CALIFORNIA WATER SERVICE CO. 1621
2944 DIBROMOCHLOROMETHANE 08-20-2014 1.1100000 1 1 UG/L 17729011408201411D CALIFORNIA WATER SERVICE CO. 1621
2950 TTHM 08-20-2014 3.1000000 80 UG/L 17729011408201411D CALIFORNIA WATER SERVICE CO. 1621
2941 CHLOROFORM 08-20-2014 0.6400000 1 1 UG/L 17729011408201411D CALIFORNIA WATER SERVICE CO. 1621
2943 BROMODICHLOROMETHANE 08-20-2014 0.6500000 1 1 UG/L 17729011408201411D CALIFORNIA WATER SERVICE CO. 1621
2942 BROMOFORM 08-20-2014 0.7200000 1 1 UG/L 17729011408201411D CALIFORNIA WATER SERVICE CO. 1621
2450 MONOCHLOROACETIC ACID 08-20-2014 < 2 2 UG/L 17729011408201411D BSK ANALYTICAL LABORATORIES 1180
2454 DIBROMOACETIC ACID 08-20-2014 < 1 1 UG/L 17729011408201411D BSK ANALYTICAL LABORATORIES 1180
2456 TOTAL HALOACETIC ACIDS (HAA5) 08-20-2014 < 60 UG/L 17729011408201411D BSK ANALYTICAL LABORATORIES 1180
2453 MONOBROMOACETIC ACID 08-20-2014 < 1 1 UG/L 17729011408201411D BSK ANALYTICAL LABORATORIES 1180
2451 DICHLOROACETIC ACID 08-20-2014 < 1 1 UG/L 17729011408201411D BSK ANALYTICAL LABORATORIES 1180
2452 TRICHLOROACETIC ACID 08-20-2014 < 1 1 UG/L 17729011408201411D BSK ANALYTICAL LABORATORIES 1180
C253 PH, FIELD 07-15-2014 6.7000000 pH 17729011407151452W CALIFORNIA WATER SERVICE CO. 1621

*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.