Date:05-16-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4110027SYSTEM NAME:WESTBOROUGH WATER DISTRICTCOUNTY:SAN MATEO 
SOURCE NO.:All SourcesSOURCE NAME:N/ASOURCE CLASS:N/ASTATUS:N/A



Click to hide / show columns: PS Codes | Group Name | Analyte Number | Analyte Name | Detected Level |Less Than | RL | Unit | MCL | DLR | Last Sampled | Frequency | Next Due | Notes

PS Codes Group Name Analyte Number Analyte Name Results Unit MCL DLR Last Sampled Frequency Next Due Notes
Detected Level Less Than RL
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2943 BROMODICHLOROMETHANE 5.260 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2942 BROMOFORM < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2941 CHLOROFORM 9.930 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2944 DIBROMOCHLOROMETHANE 2.830 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2451 DICHLOROACETIC ACID 11.000 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2456 TOTAL HALOACETIC ACIDS (HAA5) 12.000 6.000 UG/L 60 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2950 TTHM 18.000 4.000 UG/L 80 03-04-2024 3 2024/06
CA4110027_DST_900 DISINFECTION BYPRODUCTS-202406 2452 TRICHLOROACETIC ACID 1.400 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2943 BROMODICHLOROMETHANE 5.160 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2942 BROMOFORM < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2941 CHLOROFORM 9.640 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2944 DIBROMOCHLOROMETHANE 2.620 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2451 DICHLOROACETIC ACID 11.000 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2456 TOTAL HALOACETIC ACIDS (HAA5) 13.000 6.000 UG/L 60 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2950 TTHM 17.400 4.000 UG/L 80 03-04-2024 3 2024/06
CA4110027_DST_901 DISINFECTION BYPRODUCTS-202406 2452 TRICHLOROACETIC ACID 1.500 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2943 BROMODICHLOROMETHANE 4.590 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2942 BROMOFORM < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2941 CHLOROFORM 8.530 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2944 DIBROMOCHLOROMETHANE 2.600 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2451 DICHLOROACETIC ACID 11.000 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2456 TOTAL HALOACETIC ACIDS (HAA5) 12.000 6.000 UG/L 60 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2950 TTHM 15.700 4.000 UG/L 80 03-04-2024 3 2024/06
CA4110027_DST_902 DISINFECTION BYPRODUCTS-202406 2452 TRICHLOROACETIC ACID 1.400 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2943 BROMODICHLOROMETHANE 5.030 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2942 BROMOFORM < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2941 CHLOROFORM 7.920 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2944 DIBROMOCHLOROMETHANE 2.600 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2451 DICHLOROACETIC ACID 8.100 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2456 TOTAL HALOACETIC ACIDS (HAA5) 9.600 6.000 UG/L 60 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2950 TTHM 15.600 4.000 UG/L 80 03-04-2024 3 2024/06
CA4110027_DST_903 DISINFECTION BYPRODUCTS-202406 2452 TRICHLOROACETIC ACID 1.500 1.000 UG/L 1 03-04-2024 3 2024/06
PS Codes Group Name Analyte Number Analyte Name Detected Level Less Than RL Unit MCL DLR Last Sampled Frequency Next Due Notes

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.