Date:05-15-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3910006SYSTEM NAME:STOCKTON EAST WATER DISTRICTCOUNTY:SAN JOAQUIN 
SOURCE NO.:011SOURCE NAME:EXTRACTION WELL NO. 1 - RAWSOURCE CLASS:CLGASTATUS: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
CA3910006_011_011 SECONDARY/GP-202504 1928 ALKALINITY, BICARBONATE 110.000 10.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1919 CALCIUM 8.000 1.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1929 ALKALINITY, CARBONATE < 10.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1017 CHLORIDE 6.000 1.000 MG/L 500 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1905 COLOR < 5.000 UNITS 15 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1022 COPPER, FREE < 50.000 UG/L 1000 50 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1915 HARDNESS, TOTAL (AS CACO3) 36.400 1.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202406 1028 IRON 340.000 30.000 UG/L 300 100 03-12-2024 3 2024/06
CA3910006_011_011 SECONDARY/GP-202504 1031 MAGNESIUM 4.000 1.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202406 1032 MANGANESE 111.000 0.500 UG/L 50 20 03-12-2024 3 2024/06
CA3910006_011_011 SECONDARY/GP-202504 1920 ODOR 8.000 1.000 TON 3 1 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202506 1925 PH 7.900 pH 06-30-2022 36 2025/06
CA3910006_011_011 SECONDARY/GP-202504 1050 SILVER < 10.000 UG/L 100 10 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1052 SODIUM 26.000 1.000 MG/L 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1064 CONDUCTIVITY @ 25 C UMHOS/CM 204.000 UMHO/CM 1600 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1055 SULFATE 1.400 0.500 MG/L 500 .5 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1930 TDS 160.000 40.000 MG/L 1000 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 0100 TURBIDITY 0.600 0.100 NTU 5 .1 04-13-2022 36 2025/04
CA3910006_011_011 SECONDARY/GP-202504 1095 ZINC < 50.000 UG/L 5000 50 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1002 ALUMINUM 270.000 50.000 UG/L 1000 50 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202406 1005 ARSENIC 6.000 2.000 UG/L 10 2 03-12-2024 3 2024/06
CA3910006_011_011 INORGANIC-202504 1010 BARIUM < 100.000 UG/L 1000 100 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1015 CADMIUM < 1.000 UG/L 5 1 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1020 CHROMIUM < 10.000 UG/L 50 10 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1025 FLUORIDE < 0.100 MG/L 2 .1 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1035 MERCURY < 1.000 UG/L 2 1 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1036 NICKEL < 10.000 UG/L 100 10 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202506 1039 PERCHLORATE < 2.000 UG/L 6 2 06-02-2022 36 2025/06
CA3910006_011_011 INORGANIC-202504 1045 SELENIUM < 5.000 UG/L 50 5 04-13-2022 36 2025/04
CA3910006_011_011 INORGANIC-202504 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 04-13-2022 36 2025/04
CA3910006_011_011 NITRATE/NITRITE-202409 1040 NITRATE < 0.400 MG/L 10 .4 09-12-2023 12 2024/09
CA3910006_011_011 NITRATE/NITRITE-202504 1041 NITRITE < 0.400 MG/L 1 .4 04-13-2022 36 2025/04
CA3910006_011_011 RADIOLOGICAL-203104 4109 GROSS ALPHA PARTICLE ACTIVITY 1.040 +/- 0.558 0.668 PCI/L 15 3 04-13-2022 108 2031/04
CA3910006_011_011 REGULATED VOC-202504 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2990 BENZENE < 0.500 UG/L 1 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2996 STYRENE < 0.500 UG/L 100 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2991 TOLUENE < 0.500 UG/L 150 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED VOC-202504 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED SOC-202406 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 03-12-2024 3 2024/06
CA3910006_011_011 REGULATED SOC-203104 2050 ATRAZINE < 0.500 UG/L 1 .5 04-13-2022 108 2031/04
CA3910006_011_011 REGULATED SOC-202504 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED SOC-202504 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 04-13-2022 36 2025/04
CA3910006_011_011 REGULATED SOC-203104 2037 SIMAZINE < 1.000 UG/L 4 1 04-13-2022 108 2031/04
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.