Date:05-12-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3810001SYSTEM NAME:SAN FRANCISCO REGIONAL WATER SYSTEMCOUNTY:SAN FRANCISCO 
SOURCE NO.:028SOURCE NAME:POND F3 EASTSOURCE CLASS:CLSSSTATUS: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
CA3810001_028_028 SECONDARY/GP-202303 1928 ALKALINITY, BICARBONATE 66.200 3.000 MG/L 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-202203 1919 CALCIUM 17.800 1.000 MG/L 03-03-2021 12 2022/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-202303 1929 ALKALINITY, CARBONATE < 3.000 MG/L 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 1017 CHLORIDE 24.800 MG/L 500 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 1905 COLOR 13.000 UNITS 15 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-201906 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-18-2018 12 2019/06 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-202303 1915 HARDNESS, TOTAL (AS CACO3) 59.600 3.000 MG/L 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-202107 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 07-01-2020 12 2021/07 DUE NOW
CA3810001_028_028 SECONDARY/GP-201906 1028 IRON 342.000 100.000 UG/L 300 100 06-18-2018 12 2019/06 DUE NOW
CA3810001_028_028 SECONDARY/GP-202203 1031 MAGNESIUM 5.460 0.200 MG/L 03-03-2021 12 2022/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-201906 1032 MANGANESE < 20.000 UG/L 50 20 06-18-2018 12 2019/06 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 1920 ODOR 2.240 1.000 TON 3 1 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-202303 1925 PH 8.210 1.000 pH 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-201906 1050 SILVER < 10.000 UG/L 100 10 06-18-2018 12 2019/06 DUE NOW
CA3810001_028_028 SECONDARY/GP-202203 1052 SODIUM 27.700 1.000 MG/L 03-03-2021 12 2022/03 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 1064 CONDUCTIVITY @ 25 C UMHOS/CM 323.000 UMHO/CM 1600 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 1055 SULFATE 40.600 0.500 MG/L 500 .5 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 1930 TDS 134.000 MG/L 1000 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-201605 0100 TURBIDITY 0.950 0.100 NTU 5 .1 05-27-2015 12 2016/05 DUE NOW
CA3810001_028_028 SECONDARY/GP-201906 1095 ZINC < 50.000 UG/L 5000 50 06-18-2018 12 2019/06 DUE NOW
CA3810001_028_028 INORGANIC-202303 1002 ALUMINUM 1290.000 50.000 UG/L 1000 50 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1005 ARSENIC < 2.000 UG/L 10 2 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202907 1094 ASBESTOS < 0.200 MFL 7 .2 07-01-2020 108 2029/07
CA3810001_028_028 INORGANIC-202303 1010 BARIUM < 100.000 UG/L 1000 100 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1015 CADMIUM < 1.000 UG/L 5 1 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1020 CHROMIUM < 10.000 UG/L 50 10 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1025 FLUORIDE 0.814 0.100 MG/L 2 .1 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202404 1035 MERCURY < 1.000 UG/L 2 1 04-20-2023 12 2024/04 DUE NOW
CA3810001_028_028 INORGANIC-202303 1036 NICKEL < 10.000 UG/L 100 10 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1045 SELENIUM < 5.000 UG/L 50 5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 INORGANIC-202303 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 NITRATE/NITRITE-202206 1040 NITRATE < 0.400 MG/L 10 .4 03-10-2022 3 2022/06 DUE NOW
CA3810001_028_028 NITRATE/NITRITE-202503 1041 NITRITE < 0.400 MG/L 1 .4 03-10-2022 36 2025/03
CA3810001_028_028 RADIOLOGICAL-202704 4109 GROSS ALPHA PARTICLE ACTIVITY 4.720 +/- 2.160 2.910 PCI/L 15 3 04-20-2023 48 2027/04
CA3810001_028_028 REGULATED VOC-202303 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2990 BENZENE < 0.500 UG/L 1 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2996 STYRENE < 0.500 UG/L 100 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2991 TOLUENE < 0.500 UG/L 150 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2976 VINYL CHLORIDE < 0.300 UG/L .5 .5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED VOC-202303 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-10-2022 12 2023/03 DUE NOW
CA3810001_028_028 REGULATED SOC-202307 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 07-01-2020 36 2023/07 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.