Date:05-13-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3810001SYSTEM NAME:SAN FRANCISCO REGIONAL WATER SYSTEMCOUNTY:SAN FRANCISCO 
SOURCE NO.:006SOURCE NAME:LOWER CRYSTAL SPRINGS RESERVOIRSOURCE CLASS:CLSPSTATUS: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_006_006 SECONDARY/GP-202406 1928 ALKALINITY, BICARBONATE 51.000 3.000 MG/L 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1919 CALCIUM 13.500 1.000 MG/L 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1929 ALKALINITY, CARBONATE < 3.000 MG/L 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1017 CHLORIDE 12.100 3.000 MG/L 500 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1905 COLOR 10.000 5.000 UNITS 15 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1022 COPPER, FREE < 50.000 UG/L 1000 50 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1915 HARDNESS, TOTAL (AS CACO3) 55.000 3.000 MG/L 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202107 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 07-28-2020 12 2021/07 DUE NOW
CA3810001_006_006 SECONDARY/GP-202406 1028 IRON < 100.000 UG/L 300 100 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1031 MAGNESIUM 6.930 0.200 MG/L 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1032 MANGANESE < 20.000 UG/L 50 20 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1920 ODOR 8.000 1.000 TON 3 1 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1925 PH 8.520 1.000 pH 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1050 SILVER < 10.000 UG/L 100 10 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1052 SODIUM 12.200 1.000 MG/L 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1064 CONDUCTIVITY @ 25 C UMHOS/CM 186.000 1.000 UMHO/CM 1600 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202306 1055 SULFATE 16.100 0.500 MG/L 500 .5 06-13-2022 12 2023/06 DUE NOW
CA3810001_006_006 SECONDARY/GP-202406 1930 TDS 92.000 20.000 MG/L 1000 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 0100 TURBIDITY 1.100 0.050 NTU 5 .1 06-26-2023 12 2024/06
CA3810001_006_006 SECONDARY/GP-202406 1095 ZINC < 50.000 UG/L 5000 50 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1002 ALUMINUM < 50.000 UG/L 1000 50 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1005 ARSENIC < 2.000 UG/L 10 2 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202907 1094 ASBESTOS < 0.200 MFL 7 .2 07-28-2020 108 2029/07
CA3810001_006_006 INORGANIC-202406 1010 BARIUM < 100.000 UG/L 1000 100 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1015 CADMIUM < 1.000 UG/L 5 1 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1020 CHROMIUM < 10.000 UG/L 50 10 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1025 FLUORIDE 0.399 0.100 MG/L 2 .1 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1035 MERCURY < 1.000 UG/L 2 1 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1036 NICKEL < 10.000 UG/L 100 10 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1045 SELENIUM < 5.000 UG/L 50 5 06-26-2023 12 2024/06
CA3810001_006_006 INORGANIC-202406 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-26-2023 12 2024/06
CA3810001_006_006 NITRATE/NITRITE-202406 1040 NITRATE < 0.400 MG/L 10 .4 06-26-2023 12 2024/06
CA3810001_006_006 NITRATE/NITRITE-202606 1041 NITRITE < 0.400 MG/L 1 .4 06-26-2023 36 2026/06
CA3810001_006_006 RADIOLOGICAL-202407 4109 GROSS ALPHA PARTICLE ACTIVITY < 2.000 PCI/L 15 3 07-28-2020 48 2024/07
CA3810001_006_006 REGULATED VOC-202406 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2990 BENZENE < 0.500 UG/L 1 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2996 STYRENE < 0.500 UG/L 100 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2991 TOLUENE < 0.500 UG/L 150 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED VOC-202406 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 06-26-2023 12 2024/06
CA3810001_006_006 REGULATED SOC-202307 2414 1,2,3-TRICHLOROPROPANE < UG/L 0.005 07-28-2020 36 2023/07 DUE NOW
CA3810001_006_006 REGULATED SOC-202107 2105 2,4-D < 10.000 UG/L 70 10 07-28-2020 12 2021/07 DUE NOW
CA3810001_006_006 REGULATED SOC-202110 2050 ATRAZINE < 0.500 UG/L 1 .5 10-20-2020 12 2021/10 DUE NOW
CA3810001_006_006 REGULATED SOC-202107 2034 GLYPHOSATE < 25.000 UG/L 700 25 07-28-2020 12 2021/07 DUE NOW
CA3810001_006_006 REGULATED SOC-202110 2037 SIMAZINE < 1.000 UG/L 4 1 10-20-2020 12 2021/10 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.