Date:05-16-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4110013SYSTEM NAME:CITY OF DALY CITYCOUNTY:SAN MATEO 
SOURCE NO.:004SOURCE NAME:WELL 04SOURCE CLASS:CLGSSTATUS: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
CA4110013_004_004 SECONDARY/GP-201901 1928 ALKALINITY, BICARBONATE 150.000 MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1919 CALCIUM 29.000 MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1929 ALKALINITY, CARBONATE < MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1017 CHLORIDE 60.000 MG/L 500 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1905 COLOR < UNITS 15 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1022 COPPER, FREE < 50.000 UG/L 1000 50 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 2905 FOAMING AGENTS (SURFACTANTS) < MG/L .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1915 HARDNESS, TOTAL (AS CACO3) 186.000 MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1021 HYDROXIDE AS CALCIUM CARBONATE < MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1028 IRON < 100.000 UG/L 300 100 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1031 MAGNESIUM 28.000 MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1032 MANGANESE < 20.000 UG/L 50 20 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1920 ODOR < 1.000 TON 3 1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1925 PH 7.480 pH 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1050 SILVER < 10.000 UG/L 100 10 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1052 SODIUM 35.000 MG/L 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1064 CONDUCTIVITY @ 25 C UMHOS/CM 540.000 UMHO/CM 1600 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1055 SULFATE 34.000 0.500 MG/L 500 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1930 TDS 350.000 MG/L 1000 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 0100 TURBIDITY 0.180 0.100 NTU 5 .1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 SECONDARY/GP-201901 1095 ZINC < 50.000 UG/L 5000 50 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1002 ALUMINUM < 50.000 UG/L 1000 50 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1005 ARSENIC < 2.000 UG/L 10 2 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-202501 1094 ASBESTOS < 0.200 MFL 7 .2 01-20-2016 108 2025/01
CA4110013_004_004 INORGANIC-201901 1010 BARIUM < 100.000 UG/L 1000 100 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1015 CADMIUM < 1.000 UG/L 5 1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201903 1020 CHROMIUM 18.000 10.000 UG/L 50 10 03-09-2016 36 2019/03 DUE NOW
CA4110013_004_004 INORGANIC-201901 1024 CYANIDE < 100.000 UG/L 150 100 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1025 FLUORIDE < 0.100 MG/L 2 .1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1035 MERCURY < 1.000 UG/L 2 1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1036 NICKEL < 10.000 UG/L 100 10 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1039 PERCHLORATE < 4.000 UG/L 6 4 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1045 SELENIUM < 5.000 UG/L 50 5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 INORGANIC-201901 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 NITRATE/NITRITE-201703 1040 NITRATE 14.000 0.400 MG/L 10 .4 03-09-2016 12 2017/03 DUE NOW
CA4110013_004_004 NITRATE/NITRITE-201901 1041 NITRITE < 0.400 MG/L 1 .4 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 RADIOLOGICAL-202501 4109 GROSS ALPHA PARTICLE ACTIVITY 0.521 +/- 1.180 1.600 PCI/L 15 3 01-20-2016 108 2025/01
CA4110013_004_004 REGULATED VOC-201901 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2990 BENZENE < 0.500 UG/L 1 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2996 STYRENE < 0.500 UG/L 100 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2991 TOLUENE < 0.500 UG/L 150 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED VOC-201901 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 01-20-2016 36 2019/01 DUE NOW
CA4110013_004_004 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2063 2,3,7,8-TCDD < NG/L 0.03 0.005 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2110 2,4,5-TP < 1.000 UG/L 50 1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2105 2,4-D < 10.000 UG/L 70 10 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2050 ATRAZINE < 0.500 UG/L 1 .5 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2625 BENTAZON < 2.000 UG/L 18 2 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201812 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 03-09-2016 33 2018/12 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2046 CARBOFURAN < 5.000 UG/L 18 5 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2959 CHLORDANE < 0.100 UG/L .1 .1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2031 DALAPON < 10.000 UG/L 200 10 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201812 2035 DI(2-ETHYLHEXYL) ADIPATE < 5.000 UG/L 400 5 03-09-2016 33 2018/12 DUE NOW
CA4110013_004_004 REGULATED SOC-201812 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 03-09-2016 33 2018/12 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2931 1,2-DIBROMO-3-CHLOROPROPANE < UG/L .2 .01 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2041 DINOSEB < 2.000 UG/L 7 2 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2032 DIQUAT < 4.000 UG/L 20 4 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201812 2033 ENDOTHALL < 40.000 UG/L 100 45 03-09-2016 33 2018/12 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2005 ENDRIN < 0.100 UG/L 2 .1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2034 GLYPHOSATE < 25.000 UG/L 700 25 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2065 HEPTACHLOR < UG/L .01 .01 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2274 HEXACHLOROBENZENE < 0.500 UG/L 1 .5 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2042 HEXACHLOROCYCLOPENTADIENE < 1.000 UG/L 50 1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2010 BHC-GAMMA < 0.200 UG/L .2 .2 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2015 METHOXYCHLOR < 10.000 UG/L 30 10 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2626 MOLINATE < 2.000 UG/L 20 2 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2036 OXAMYL < 20.000 UG/L 50 20 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2040 PICLORAM < 1.000 UG/L 500 1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) < 0.500 UG/L .5 .5 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2037 SIMAZINE < 1.000 UG/L 4 1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 01-20-2016 33 2018/10 DUE NOW
CA4110013_004_004 REGULATED SOC-201810 2020 TOXAPHENE < 1.000 UG/L 3 1 01-20-2016 33 2018/10 DUE NOW
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.