Date:05-15-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:2310009SYSTEM NAME:BROOKTRAILS TOWNSHIP CSDCOUNTY:MENDOCINO 
SOURCE NO.:001SOURCE NAME:LAKE ADA ROSESOURCE 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
CA2310009_001_001 SECONDARY/GP-202504 1928 ALKALINITY, BICARBONATE 32.000 5.000 MG/L 04-09-2024 12 2025/04
CA2310009_001_001 SECONDARY/GP-202408 1919 CALCIUM 11.000 1.000 MG/L 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202504 1929 ALKALINITY, CARBONATE < 5.000 MG/L 04-09-2024 12 2025/04
CA2310009_001_001 SECONDARY/GP-202408 1017 CHLORIDE 4.300 0.500 MG/L 500 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1905 COLOR < 5.000 UNITS 15 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1022 COPPER, FREE 210.000 50.000 UG/L 1000 50 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1915 HARDNESS, TOTAL (AS CACO3) 43.000 5.000 MG/L 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202504 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 04-09-2024 12 2025/04
CA2310009_001_001 SECONDARY/GP-202408 1028 IRON 1500.000 100.000 UG/L 300 100 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1031 MAGNESIUM 3.800 1.000 MG/L 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1032 MANGANESE 1100.000 20.000 UG/L 50 20 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1920 ODOR 40.000 1.000 TON 3 1 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1925 PH 7.210 1.680 pH 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1050 SILVER < 10.000 UG/L 100 10 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1052 SODIUM 7.300 1.000 MG/L 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1064 CONDUCTIVITY @ 25 C UMHOS/CM 110.000 20.000 UMHO/CM 1600 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1055 SULFATE 1.500 0.500 MG/L 500 .5 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1930 TDS 64.000 10.000 MG/L 1000 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 0100 TURBIDITY 4.300 0.100 NTU 5 .1 08-21-2023 12 2024/08
CA2310009_001_001 SECONDARY/GP-202408 1095 ZINC < 50.000 UG/L 5000 50 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1002 ALUMINUM < 50.000 UG/L 1000 50 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1005 ARSENIC 3.000 2.000 UG/L 10 2 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202710 1094 ASBESTOS < 0.200 MFL 7 .2 10-18-2018 108 2027/10
CA2310009_001_001 INORGANIC-202408 1010 BARIUM < 100.000 UG/L 1000 100 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1015 CADMIUM < 1.000 UG/L 5 1 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1020 CHROMIUM < 10.000 UG/L 50 10 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1025 FLUORIDE < 0.100 MG/L 2 .1 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1035 MERCURY < 1.000 UG/L 2 1 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1036 NICKEL < 10.000 UG/L 100 10 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1039 PERCHLORATE < 2.000 UG/L 6 2 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1045 SELENIUM < 5.000 UG/L 50 5 08-21-2023 12 2024/08
CA2310009_001_001 INORGANIC-202408 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 08-21-2023 12 2024/08
CA2310009_001_001 NITRATE/NITRITE-202408 1040 NITRATE < 0.400 MG/L 10 .4 08-21-2023 12 2024/08
CA2310009_001_001 NITRATE/NITRITE-202608 1041 NITRITE < 0.400 MG/L 1 .4 08-21-2023 36 2026/08
CA2310009_001_001 RADIOLOGICAL-202606 4109 GROSS ALPHA PARTICLE ACTIVITY 0.207 +/- 0.819 1.200 PCI/L 15 3 06-21-2017 108 2026/06
CA2310009_001_001 REGULATED VOC-202608 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2990 BENZENE < 0.500 UG/L 1 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2996 STYRENE < 0.500 UG/L 100 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2991 TOLUENE < 0.500 UG/L 150 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED VOC-202608 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 08-21-2023 36 2026/08
CA2310009_001_001 REGULATED SOC-203009 2110 2,4,5-TP < 1.000 UG/L 50 1 09-27-2021 108 2030/09
CA2310009_001_001 REGULATED SOC-203009 2105 2,4-D < 10.000 UG/L 70 10 09-27-2021 108 2030/09
CA2310009_001_001 REGULATED SOC-202508 2050 ATRAZINE < 0.500 UG/L 1 .5 08-11-2022 36 2025/08
CA2310009_001_001 REGULATED SOC-203009 2031 DALAPON < 10.000 UG/L 200 10 09-27-2021 108 2030/09
CA2310009_001_001 REGULATED SOC-202508 2037 SIMAZINE < 1.000 UG/L 4 1 08-11-2022 36 2025/08
CA2310009_001_001 GENERAL NON CHAP 15-202504 1927 ALKALINITY, TOTAL 32.000 5.000 MG/L 04-09-2024 12 2025/04
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.