Date:02-07-2026STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4600012SYSTEM NAME:ALLEGHANY COUNTY W.D.COUNTY:SIERRA 
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
CA4600012_002_002 SECONDARY/GP 1928 ALKALINITY, BICARBONATE 85.100 1.000 MG/L 05-24-2023 108 2032/05
CA4600012_002_002 SECONDARY/GP 1919 CALCIUM 15.300 MG/L 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1929 ALKALINITY, CARBONATE < 1.000 MG/L 05-24-2023 108 2032/05
CA4600012_002_002 SECONDARY/GP 1017 CHLORIDE 0.430 MG/L 500 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1905 COLOR 4.000 3.000 UNITS 15 10-09-2023 108 2032/10
CA4600012_002_002 SECONDARY/GP 1022 COPPER, FREE < 50.000 UG/L 1000 50 10-04-2023 108 2032/10
CA4600012_002_002 SECONDARY/GP 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 05-08-2025 108 2034/05
CA4600012_002_002 SECONDARY/GP 1915 HARDNESS, TOTAL (AS CACO3) 79.100 MG/L 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 05-24-2023 108 2032/05
CA4600012_002_002 SECONDARY/GP 1028 IRON < 100.000 UG/L 300 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1031 MAGNESIUM 9.930 MG/L 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1032 MANGANESE < 20.000 UG/L 50 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1920 ODOR < 1.000 TON 3 10-09-2023 108 2032/10
CA4600012_002_002 SECONDARY/GP 1925 PH 6.540 pH 10-18-2017 108 2026/10
CA4600012_002_002 SECONDARY/GP 1050 SILVER < 10.000 UG/L 100 11-09-2023 108 2032/11
CA4600012_002_002 SECONDARY/GP 1052 SODIUM 4.700 2.000 MG/L 05-24-2023 108 2032/05
CA4600012_002_002 SECONDARY/GP 1064 CONDUCTIVITY @ 25 C UMHOS/CM 178.300 UMHO/CM 1600 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1055 SULFATE 9.700 0.500 MG/L 500 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 1930 TDS 110.000 MG/L 1000 09-20-2019 108 2028/09
CA4600012_002_002 SECONDARY/GP 0100 TURBIDITY 0.250 0.100 NTU 5 10-04-2023 108 2032/10
CA4600012_002_002 SECONDARY/GP 1095 ZINC < 50.000 UG/L 5000 10-04-2023 108 2032/10
CA4600012_002_002 INORGANIC 1002 ALUMINUM < 50.000 UG/L 1000 50 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1005 ARSENIC < 2.000 UG/L 10 2 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1010 BARIUM 44.650 100.000 UG/L 1000 100 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1015 CADMIUM < 1.000 UG/L 5 1 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1020 CHROMIUM < 10.000 UG/L 50 10 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1080 CHROMIUM, HEX < 0.100 UG/L 10 .1 04-22-2025 36 2028/04
CA4600012_002_002 INORGANIC 1025 FLUORIDE < 0.100 MG/L 2 .1 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1035 MERCURY < 1.000 UG/L 2 1 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1036 NICKEL < 10.000 UG/L 100 10 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1039 PERCHLORATE < 2.000 UG/L 6 2 09-06-2023 36 2026/09
CA4600012_002_002 INORGANIC 1045 SELENIUM < 5.000 UG/L 50 5 09-20-2019 108 2028/09
CA4600012_002_002 INORGANIC 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 09-20-2019 108 2028/09
CA4600012_002_002 NITRATE/NITRITE 1040 NITRATE < 0.400 MG/L 10 .4 09-10-2025 12 2026/09
CA4600012_002_002 NITRATE/NITRITE 1041 NITRITE 0.200 0.200 MG/L 1 .4 09-10-2025 36 2028/09
CA4600012_002_002 RADIOLOGICAL 4109 GROSS ALPHA PARTICLE ACTIVITY 1.700 +/- 1.030 0.800 PCI/L 15 3 03-21-2016 108 2025/03 DUE NOW
CA4600012_002_002 RADIOLOGICAL 4030 RADIUM-228 0.555 +/- 0.926 0.049 PCI/L 1 05-08-2025 108 2034/05
CA4600012_002_002 REGULATED VOC 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2990 BENZENE < 0.500 UG/L 1 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2996 STYRENE < 0.500 UG/L 100 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2991 TOLUENE < 0.500 UG/L 150 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 05-17-2022 72 2028/05
CA4600012_002_002 REGULATED VOC 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 05-17-2022 72 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2943 BROMODICHLOROMETHANE < 0.500 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2942 BROMOFORM < 0.500 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2941 CHLOROFORM 3.200 0.500 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2944 DIBROMOCHLOROMETHANE < 0.500 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2451 DICHLOROACETIC ACID 1.100 1.000 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2456 TOTAL HALOACETIC ACIDS (HAA5) 2.600 1.000 UG/L 60 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2950 TTHM 3.500 0.500 UG/L 80 05-08-2025 36 2028/05
CA4600012_DST_801 DISINFECTION BYPRODUCTS 2452 TRICHLOROACETIC ACID 1.500 1.000 UG/L 1 05-08-2025 36 2028/05
CA4600012_DST_802 INORGANIC 1094 ASBESTOS < 0.200 MFL 7 .2 10-30-2024 108 2033/10
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.