Date:05-18-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3700938SYSTEM NAME:YUIMA MUNICIPAL WATER DISTRICT IDACOUNTY:SAN DIEGO 
SOURCE NO.:031SOURCE NAME:WELL 29SOURCE CLASS:CSGMSTATUS: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
CA3700938_031_031 SECONDARY/GP-202510 1994 AGGRESSIVE INDEX 13.000 0.100 AGGR 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202605 1928 ALKALINITY, BICARBONATE 230.000 5.000 MG/L 05-01-2023 36 2026/05
CA3700938_031_031 SECONDARY/GP-202510 1919 CALCIUM 150.000 1.000 MG/L 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202605 1929 ALKALINITY, CARBONATE < 5.000 MG/L 05-01-2023 36 2026/05
CA3700938_031_031 SECONDARY/GP-202510 1017 CHLORIDE 160.000 2.500 MG/L 500 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202601 1905 COLOR < 2.000 UNITS 15 01-09-2023 36 2026/01
CA3700938_031_031 SECONDARY/GP-202605 1022 COPPER, FREE < 5.000 UG/L 1000 50 05-01-2023 36 2026/05
CA3700938_031_031 SECONDARY/GP-202510 2905 FOAMING AGENTS (SURFACTANTS) 0.130 0.100 MG/L .5 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202510 1915 HARDNESS, TOTAL (AS CACO3) 580.000 3.000 MG/L 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202605 1021 HYDROXIDE AS CALCIUM CARBONATE < 5.000 MG/L 05-01-2023 36 2026/05
CA3700938_031_031 SECONDARY/GP-202407 1028 IRON 130.000 50.000 UG/L 300 100 04-01-2024 3 2024/07
CA3700938_031_031 SECONDARY/GP-202510 1031 MAGNESIUM 50.000 0.100 MG/L 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202510 1032 MANGANESE < 2.000 UG/L 50 20 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202605 1920 ODOR < 1.000 TON 3 1 05-01-2023 36 2026/05
CA3700938_031_031 SECONDARY/GP-202512 1925 PH 7.600 0.010 pH 12-19-2022 36 2025/12
CA3700938_031_031 SECONDARY/GP-202510 1050 SILVER < 0.500 UG/L 100 10 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202510 1052 SODIUM 72.000 1.000 MG/L 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202512 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1300.000 2.000 UMHO/CM 1600 12-19-2022 36 2025/12
CA3700938_031_031 SECONDARY/GP-202510 1055 SULFATE 190.000 1.300 MG/L 500 .5 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202510 1930 TDS 850.000 20.000 MG/L 1000 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202510 0100 TURBIDITY 0.200 0.100 NTU 5 .1 10-25-2022 36 2025/10
CA3700938_031_031 SECONDARY/GP-202510 1095 ZINC < 20.000 UG/L 5000 50 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1002 ALUMINUM < 50.000 UG/L 1000 50 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1005 ARSENIC < 2.000 UG/L 10 2 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1010 BARIUM 100.000 100.000 UG/L 1000 100 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1015 CADMIUM < 1.000 UG/L 5 1 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1020 CHROMIUM < 10.000 UG/L 50 10 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202807 1024 CYANIDE < 100.000 UG/L 150 100 07-09-2019 108 2028/07
CA3700938_031_031 INORGANIC-202605 1025 FLUORIDE 0.120 0.100 MG/L 2 .1 05-01-2023 36 2026/05
CA3700938_031_031 INORGANIC-202605 1030 LEAD < 1.000 UG/L 5 05-01-2023 36 2026/05
CA3700938_031_031 INORGANIC-202510 1035 MERCURY < 1.000 UG/L 2 1 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1036 NICKEL < 10.000 UG/L 100 10 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202407 1039 PERCHLORATE 4.500 1.000 UG/L 6 1 04-01-2024 3 2024/07
CA3700938_031_031 INORGANIC-202510 1045 SELENIUM < 5.000 UG/L 50 5 10-25-2022 36 2025/10
CA3700938_031_031 INORGANIC-202510 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 10-25-2022 36 2025/10
CA3700938_031_031 NITRATE/NITRITE-202405 1040 NITRATE 24.000 0.400 MG/L 10 .4 04-01-2024 1 2024/05 DUE NOW
CA3700938_031_031 NITRATE/NITRITE-202510 1041 NITRITE < 0.400 MG/L 1 .4 10-25-2022 36 2025/10
CA3700938_031_031 RADIOLOGICAL-202910 4109 GROSS ALPHA PARTICLE ACTIVITY < 0.200 PCI/L 15 3 10-13-2020 108 2029/10
CA3700938_031_031 REGULATED VOC-202607 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2990 BENZENE < 0.500 UG/L 1 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2996 STYRENE < 0.500 UG/L 100 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2991 TOLUENE < 0.500 UG/L 150 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED VOC-202607 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 07-11-2023 36 2026/07
CA3700938_031_031 REGULATED SOC-202410 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 10-18-2021 36 2024/10
CA3700938_031_031 REGULATED SOC-202902 2110 2,4,5-TP < 1.000 UG/L 50 1 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202902 2105 2,4-D < 10.000 UG/L 70 10 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202904 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 04-14-2020 108 2029/04
CA3700938_031_031 REGULATED SOC-202901 2050 ATRAZINE < 0.500 UG/L 1 .5 01-14-2020 108 2029/01
CA3700938_031_031 REGULATED SOC-202902 2625 BENTAZON < 2.000 UG/L 18 2 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202902 2031 DALAPON < 10.000 UG/L 200 10 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202907 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 07-11-2023 72 2029/07
CA3700938_031_031 REGULATED SOC-202902 2041 DINOSEB < 2.000 UG/L 7 2 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202907 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 07-11-2023 72 2029/07
CA3700938_031_031 REGULATED SOC-202904 2626 MOLINATE < 2.000 UG/L 20 2 04-14-2020 108 2029/04
CA3700938_031_031 REGULATED SOC-202902 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202902 2040 PICLORAM < 1.000 UG/L 500 1 02-11-2020 108 2029/02
CA3700938_031_031 REGULATED SOC-202901 2037 SIMAZINE < 1.000 UG/L 4 1 01-14-2020 108 2029/01
CA3700938_031_031 REGULATED SOC-202901 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 01-14-2020 108 2029/01
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.