Date:05-21-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:4400528SYSTEM NAME:LAUREL COMMUNITY LEAGUECOUNTY:SANTA CRUZ 
SOURCE NO.:001SOURCE NAME:LAUREL TUNNEL SPRING - GWUDISOURCE CLASS:CTSDSTATUS: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
CA4400528_001_001 SECONDARY/GP-202503 1994 AGGRESSIVE INDEX 12.500 AGGR 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1928 ALKALINITY, BICARBONATE 283.000 10.000 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1919 CALCIUM 177.000 1.000 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1929 ALKALINITY, CARBONATE < 10.000 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1017 CHLORIDE 12.000 1.000 MG/L 500 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202406 1905 COLOR 50.000 6.000 UNITS 15 03-15-2024 3 2024/06
CA4400528_001_001 SECONDARY/GP-202503 1022 COPPER, FREE < 20.000 UG/L 1000 50 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 2905 FOAMING AGENTS (SURFACTANTS) 0.140 0.050 MG/L .5 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1915 HARDNESS, TOTAL (AS CACO3) 615.000 5.000 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1021 HYDROXIDE AS CALCIUM CARBONATE < 10.000 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202407 1028 IRON 1020.000 30.000 UG/L 300 100 04-12-2024 3 2024/07
CA4400528_001_001 SECONDARY/GP-202503 1031 MAGNESIUM 41.900 0.500 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202407 1032 MANGANESE 403.000 15.000 UG/L 50 20 04-12-2024 3 2024/07
CA4400528_001_001 SECONDARY/GP-202503 1920 ODOR 1.000 1.000 TON 3 1 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1925 PH 7.500 1.000 pH 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1050 SILVER < 1.500 UG/L 100 10 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1052 SODIUM 50.000 1.000 MG/L 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1229.000 10.000 UMHO/CM 1600 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1055 SULFATE 428.000 2.000 MG/L 500 .5 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1930 TDS 934.000 10.000 MG/L 1000 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 0100 TURBIDITY 33.000 0.100 NTU 5 .1 03-15-2024 12 2025/03
CA4400528_001_001 SECONDARY/GP-202503 1095 ZINC < 30.000 UG/L 5000 50 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202406 1002 ALUMINUM 43.000 15.000 UG/L 1000 50 03-15-2024 3 2024/06
CA4400528_001_001 INORGANIC-202503 1074 ANTIMONY, TOTAL < 0.500 UG/L 6 6 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1005 ARSENIC 1.900 1.000 UG/L 10 2 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202703 1094 ASBESTOS < 0.200 MFL 7 .2 03-07-2018 108 2027/03
CA4400528_001_001 INORGANIC-202503 1010 BARIUM 54.400 5.000 UG/L 1000 100 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1075 BERYLLIUM, TOTAL < 0.500 UG/L 4 1 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1015 CADMIUM < 0.250 UG/L 5 1 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1020 CHROMIUM < 3.000 UG/L 50 10 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1024 CYANIDE < 4.000 UG/L 150 100 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1025 FLUORIDE 0.700 0.100 MG/L 2 .1 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1030 LEAD < 1.000 UG/L 5 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1035 MERCURY < 0.300 UG/L 2 1 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1036 NICKEL 10.900 5.000 UG/L 100 10 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202409 1039 PERCHLORATE < 2.000 UG/L 6 2 09-22-2023 12 2024/09
CA4400528_001_001 INORGANIC-202503 1045 SELENIUM < 1.000 UG/L 50 5 03-15-2024 12 2025/03
CA4400528_001_001 INORGANIC-202503 1085 THALLIUM, TOTAL < 0.500 UG/L 2 1 03-15-2024 12 2025/03
CA4400528_001_001 NITRATE/NITRITE-202503 1040 NITRATE < 0.100 MG/L 10 .4 03-15-2024 12 2025/03
CA4400528_001_001 NITRATE/NITRITE-202503 1038 NITRATE-NITRITE < 0.100 MG/L 10 .4 03-15-2024 12 2025/03
CA4400528_001_001 NITRATE/NITRITE-202703 1041 NITRITE < 0.100 MG/L 1 .4 03-15-2024 36 2027/03
CA4400528_001_001 RADIOLOGICAL-202805 4109 GROSS ALPHA PARTICLE ACTIVITY 1.020 +/- 1.190 1.500 PCI/L 15 3 05-07-2019 108 2028/05
CA4400528_001_001 RADIOLOGICAL-202708 4020 RADIUM-226 0.051 +/- 0.088 0.300 PCI/L 1 08-06-2018 108 2027/08
CA4400528_001_001 RADIOLOGICAL-202708 4030 RADIUM-228 < 0.400 PCI/L 1 08-06-2018 108 2027/08
CA4400528_001_001 RADIOLOGICAL-202405 4006 COMBINED URANIUM < 0.300 PCI/L 20 1 02-15-2024 3 2024/05 DUE NOW
CA4400528_001_001 REGULATED VOC-202503 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2990 BENZENE < 0.500 UG/L 1 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2251 METHYL TERT-BUTYL ETHER < 0.500 UG/L 13 3 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2996 STYRENE < 0.500 UG/L 100 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2991 TOLUENE < 0.500 UG/L 150 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED VOC-202503 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 03-15-2024 12 2025/03
CA4400528_001_001 REGULATED SOC-202609 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 09-22-2023 36 2026/09
CA4400528_001_001 REGULATED SOC-202411 2105 2,4-D < 10.000 UG/L 70 10 11-01-2021 36 2024/11
CA4400528_001_001 REGULATED SOC-202411 2050 ATRAZINE < 0.500 UG/L 1 .5 11-01-2021 36 2024/11
CA4400528_001_001 REGULATED SOC-202411 2032 DIQUAT < 4.000 UG/L 20 4 11-01-2021 36 2024/11
CA4400528_001_001 REGULATED SOC-202411 2037 SIMAZINE < 1.000 UG/L 4 1 11-01-2021 36 2024/11
CA4400528_001_001 GENERAL NON CHAP 15-202503 1927 ALKALINITY, TOTAL 232.000 10.000 MG/L 03-15-2024 12 2025/03
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.