Date:05-17-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:0600005SYSTEM NAME:COLUSA CO. SERVICE AREA #2-STONYFORDCOUNTY:COLUSA 
SOURCE NO.:All SourcesSOURCE NAME:N/ASOURCE CLASS:N/ASTATUS:N/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
CA0600005_001_001 SECONDARY/GP-202807 1928 ALKALINITY, BICARBONATE 190.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1919 CALCIUM 37.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1929 ALKALINITY, CARBONATE < 10.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1017 CHLORIDE 15.000 MG/L 500 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1905 COLOR < 5.000 UNITS 15 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1022 COPPER, FREE < 50.000 UG/L 1000 50 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1915 HARDNESS, TOTAL (AS CACO3) 138.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1028 IRON < 100.000 UG/L 300 100 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1031 MAGNESIUM 11.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1032 MANGANESE < 20.000 UG/L 50 20 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1920 ODOR < 1.000 TON 3 1 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1925 PH 6.800 pH 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1050 SILVER < 10.000 UG/L 100 10 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1052 SODIUM 28.000 MG/L 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1064 CONDUCTIVITY @ 25 C UMHOS/CM 408.000 UMHO/CM 1600 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1055 SULFATE 8.300 0.500 MG/L 500 .5 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1930 TDS 240.000 MG/L 1000 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 0100 TURBIDITY < 0.100 NTU 5 .1 07-18-2019 108 2028/07
CA0600005_001_001 SECONDARY/GP-202807 1095 ZINC < 50.000 UG/L 5000 50 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1002 ALUMINUM < 50.000 UG/L 1000 50 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202507 1005 ARSENIC < 2.000 UG/L 10 2 07-21-2022 36 2025/07
CA0600005_001_001 INORGANIC-202807 1010 BARIUM < 100.000 UG/L 1000 100 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1015 CADMIUM < 1.000 UG/L 5 1 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1020 CHROMIUM < 10.000 UG/L 50 10 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1025 FLUORIDE < 0.100 MG/L 2 .1 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1035 MERCURY < 1.000 UG/L 2 1 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1036 NICKEL < 10.000 UG/L 100 10 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202408 1039 PERCHLORATE < 2.000 UG/L 6 2 08-26-2021 36 2024/08
CA0600005_001_001 INORGANIC-202807 1045 SELENIUM < 5.000 UG/L 50 5 07-18-2019 108 2028/07
CA0600005_001_001 INORGANIC-202807 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 07-18-2019 108 2028/07
CA0600005_001_001 NITRATE/NITRITE-202407 1040 NITRATE < 0.400 MG/L 10 .4 07-20-2023 12 2024/07
CA0600005_001_001 NITRATE/NITRITE-202507 1041 NITRITE < 0.400 MG/L 1 .4 07-21-2022 36 2025/07
CA0600005_001_001 RADIOLOGICAL-202707 4109 GROSS ALPHA PARTICLE ACTIVITY < 1.500 PCI/L 15 3 07-05-2018 108 2027/07
CA0600005_001_001 RADIOLOGICAL-202707 4030 RADIUM-228 < 0.400 PCI/L 1 07-05-2018 108 2027/07
CA0600005_001_001 REGULATED VOC-202407 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2990 BENZENE < 0.500 UG/L 1 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2996 STYRENE < 0.500 UG/L 100 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2991 TOLUENE < 0.500 UG/L 150 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED VOC-202407 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 07-05-2018 72 2024/07
CA0600005_001_001 REGULATED SOC-202503 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 03-17-2022 36 2025/03
CA0600005_001_001 REGULATED SOC-202507 2105 2,4-D < 10.000 UG/L 70 10 07-21-2022 36 2025/07
CA0600005_001_001 REGULATED SOC-202609 2050 ATRAZINE < 0.500 UG/L 1 .5 09-28-2023 36 2026/09
CA0600005_001_001 REGULATED SOC-202406 2625 BENTAZON < 2.000 UG/L 18 2 06-17-2021 36 2024/06
CA0600005_001_001 REGULATED SOC-202406 2032 DIQUAT < 4.000 UG/L 20 4 06-17-2021 36 2024/06
CA0600005_001_001 REGULATED SOC-202406 2033 ENDOTHALL < 45.000 UG/L 100 45 06-17-2021 36 2024/06
CA0600005_001_001 REGULATED SOC-202507 2034 GLYPHOSATE < 25.000 UG/L 700 25 07-21-2022 36 2025/07
CA0600005_001_001 REGULATED SOC-202609 2037 SIMAZINE < 1.000 UG/L 4 1 09-28-2023 36 2026/09
CA0600005_001_001 REGULATED SOC-202609 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 09-28-2023 36 2026/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2943 BROMODICHLOROMETHANE 1.000 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2942 BROMOFORM 3.000 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2941 CHLOROFORM < 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2454 DIBROMOACETIC ACID 3.000 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2944 DIBROMOCHLOROMETHANE 2.000 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2451 DICHLOROACETIC ACID < 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2456 TOTAL HALOACETIC ACIDS (HAA5) < 6.000 UG/L 60 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2950 TTHM 6.000 4.000 UG/L 80 09-07-2023 12 2024/09
CA0600005_DST_007 DISINFECTION BYPRODUCTS-202409 2452 TRICHLOROACETIC ACID 1.000 1.000 UG/L 1 09-07-2023 12 2024/09
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.