Date:05-14-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:5601139SYSTEM NAME:THOMAS AQUINAS COLLEGECOUNTY:VENTURA 
SOURCE NO.:006SOURCE NAME:WELL 04SOURCE CLASS:LARGSTATUS: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
CA5601139_006_006 SECONDARY/GP-202510 1928 ALKALINITY, BICARBONATE 260.000 10.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1919 CALCIUM 120.000 1.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1929 ALKALINITY, CARBONATE < 10.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1017 CHLORIDE 14.000 1.000 MG/L 500 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1905 COLOR 10.000 5.000 UNITS 15 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1022 COPPER, FREE < 50.000 UG/L 1000 50 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1915 HARDNESS, TOTAL (AS CACO3) 423.000 1.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1028 IRON 270.000 100.000 UG/L 300 100 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1031 MAGNESIUM 30.000 1.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202408 1032 MANGANESE 100.000 10.000 UG/L 50 20 05-07-2024 3 2024/08
CA5601139_006_006 SECONDARY/GP-202510 1920 ODOR < 1.000 TON 3 1 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202209 1925 PH 6.800 pH 09-04-2019 36 2022/09 DUE NOW
CA5601139_006_006 SECONDARY/GP-202510 1050 SILVER < 10.000 UG/L 100 10 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1052 SODIUM 37.000 1.000 MG/L 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1064 CONDUCTIVITY @ 25 C UMHOS/CM 842.000 UMHO/CM 1600 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1055 SULFATE 214.000 0.500 MG/L 500 .5 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202510 1930 TDS 570.000 40.000 MG/L 1000 10-19-2022 36 2025/10
CA5601139_006_006 SECONDARY/GP-202505 0100 TURBIDITY 1.400 0.100 NTU 5 .1 05-07-2024 12 2025/05
CA5601139_006_006 SECONDARY/GP-202510 1095 ZINC < 50.000 UG/L 5000 50 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1002 ALUMINUM 110.000 50.000 UG/L 1000 50 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1005 ARSENIC < 2.000 UG/L 10 2 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1010 BARIUM < 100.000 UG/L 1000 100 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1015 CADMIUM < 1.000 UG/L 5 1 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202609 1020 CHROMIUM < 10.000 UG/L 50 10 09-21-2023 36 2026/09
CA5601139_006_006 INORGANIC-202510 1025 FLUORIDE 0.300 0.100 MG/L 2 .1 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1030 LEAD < 5.000 UG/L 5 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1035 MERCURY < 1.000 UG/L 2 1 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202609 1036 NICKEL < 10.000 UG/L 100 10 09-21-2023 36 2026/09
CA5601139_006_006 INORGANIC-202403 1039 PERCHLORATE < 4.000 UG/L 6 4 03-31-2021 36 2024/03 DUE NOW
CA5601139_006_006 INORGANIC-202510 1045 SELENIUM < 5.000 UG/L 50 5 10-19-2022 36 2025/10
CA5601139_006_006 INORGANIC-202510 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 10-19-2022 36 2025/10
CA5601139_006_006 NITRATE/NITRITE-202505 1040 NITRATE 0.500 0.400 MG/L 10 .4 05-07-2024 12 2025/05
CA5601139_006_006 NITRATE/NITRITE-202510 1041 NITRITE < 0.400 MG/L 1 .4 10-19-2022 36 2025/10
CA5601139_006_006 RADIOLOGICAL-202810 4109 GROSS ALPHA PARTICLE ACTIVITY 2.490 +/- 1.400 1.370 PCI/L 15 3 10-19-2022 72 2028/10
CA5601139_006_006 REGULATED VOC-202510 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2990 BENZENE < 0.500 UG/L 1 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2996 STYRENE < 0.500 UG/L 100 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2991 TOLUENE < 0.500 UG/L 150 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED VOC-202510 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 10-19-2022 36 2025/10
CA5601139_006_006 REGULATED SOC-202409 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 09-22-2021 36 2024/09
CA5601139_006_006 REGULATED SOC-202509 2050 ATRAZINE < 0.500 UG/L 1 .5 09-22-2016 108 2025/09
CA5601139_006_006 REGULATED SOC-202509 2037 SIMAZINE < 1.000 UG/L 4 1 09-22-2016 108 2025/09
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.