Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:0410002SYSTEM NAME:CAL-WATER SERVICE CO.-CHICOCOUNTY:BUTTE 
SOURCE NO.:146SOURCE NAME:S4 EXTRACTION WELL (CH-W-S-04 -- PCE)SOURCE CLASS:CLGPSTATUS: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
CA0410002_146_146 SECONDARY/GP-203106 1928 ALKALINITY, BICARBONATE 150.000 3.000 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1919 CALCIUM 28.000 0.100 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1929 ALKALINITY, CARBONATE < 3.000 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1017 CHLORIDE 10.000 1.000 MG/L 500 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1905 COLOR 5.000 5.000 UNITS 15 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1022 COPPER, FREE < 5.000 UG/L 1000 50 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1915 HARDNESS, TOTAL (AS CACO3) 140.000 0.410 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1021 HYDROXIDE AS CALCIUM CARBONATE < 3.000 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1028 IRON 160.000 30.000 UG/L 300 100 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1031 MAGNESIUM 17.000 0.100 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1032 MANGANESE < 10.000 UG/L 50 20 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1920 ODOR < 1.000 TON 3 1 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-202706 1925 PH 7.200 pH 06-25-2018 108 2027/06
CA0410002_146_146 SECONDARY/GP-203106 1050 SILVER < 10.000 UG/L 100 10 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1052 SODIUM 16.000 1.000 MG/L 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1064 CONDUCTIVITY @ 25 C UMHOS/CM 330.000 1.000 UMHO/CM 1600 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1055 SULFATE 5.400 1.000 MG/L 500 .5 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1930 TDS 220.000 5.000 MG/L 1000 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 0100 TURBIDITY 0.660 0.100 NTU 5 .1 06-27-2022 108 2031/06
CA0410002_146_146 SECONDARY/GP-203106 1095 ZINC < 50.000 UG/L 5000 50 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1002 ALUMINUM < 50.000 UG/L 1000 50 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1074 ANTIMONY, TOTAL < 2.000 UG/L 6 6 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-202506 1005 ARSENIC < 2.000 UG/L 10 2 06-27-2022 36 2025/06
CA0410002_146_146 INORGANIC-203106 1010 BARIUM < 50.000 UG/L 1000 100 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1015 CADMIUM < 1.000 UG/L 5 1 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1020 CHROMIUM < 10.000 UG/L 50 10 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1025 FLUORIDE < 0.100 MG/L 2 .1 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1035 MERCURY < 0.200 UG/L 2 1 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1036 NICKEL < 10.000 UG/L 100 10 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-202506 1039 PERCHLORATE < 0.500 UG/L 6 2 06-27-2022 36 2025/06
CA0410002_146_146 INORGANIC-203106 1045 SELENIUM < 2.000 UG/L 50 5 06-27-2022 108 2031/06
CA0410002_146_146 INORGANIC-203106 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 06-27-2022 108 2031/06
CA0410002_146_146 NITRATE/NITRITE-202406 1040 NITRATE 0.330 0.230 MG/L 10 .4 06-20-2023 12 2024/06
CA0410002_146_146 NITRATE/NITRITE-202506 1041 NITRITE < 0.050 MG/L 1 .4 06-27-2022 36 2025/06
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2813 11CL-PF3OUDS < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2815 ADONA < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2814 9CL-PF3ONS < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2816 HFPO-DA < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2817 NETFOSAA < 3.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2818 NMEFOSAA < 3.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2801 PERFLUOROBUTANESULFONIC ACID (PFBS) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2807 PERFLUORODECANOIC ACID (PFDA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2808 PERFLUORODODECANOIC ACID (PFDOA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2802 PERFLUOROHEPTANOIC ACID (PFHPA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2803 PERFLUOROHEXANE SULFONIC ACID (PFHXS) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2809 PERFLUOROHEXANOIC ACID (PFHXA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2804 PERFLUORONONANOIC ACID (PFNA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2805 PERFLUOROCTANE SULFONIC ACID (PFOS) 2.100 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2806 PERFLUOROCTANOIC ACID (PFOA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2810 PERFLUOROTETRADECANOIC ACID (PFTA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2811 PERFLUOROTRIDECANOIC ACID (PFTRDA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 PER- AND POLY-FLUOROALKYL SUBSTANCES-202407 2812 PERFLUOROUNDECANOIC ACID (PFUNA) < 2.000 NG/L 04-17-2024 3 2024/07
CA0410002_146_146 RADIOLOGICAL-202311 4109 GROSS ALPHA PARTICLE ACTIVITY < 3.000 PCI/L 15 3 11-17-2014 108 2023/11 DUE NOW
CA0410002_146_146 RADIOLOGICAL-203106 4030 RADIUM-228 < 1.000 PCI/L 1 06-27-2022 108 2031/06
CA0410002_146_146 REGULATED VOC-203003 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2990 BENZENE < 0.500 UG/L 1 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2996 STYRENE < 0.500 UG/L 100 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2987 TETRACHLOROETHYLENE 1.100 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2991 TOLUENE < 0.500 UG/L 150 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 03-07-2024 72 2030/03
CA0410002_146_146 REGULATED VOC-203003 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-07-2024 72 2030/03
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.