Date:05-18-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3700938SYSTEM NAME:YUIMA MUNICIPAL WATER DISTRICT IDACOUNTY:SAN DIEGO 
SOURCE NO.:048SOURCE NAME:WELL 20ASOURCE 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_048_048 SECONDARY/GP-202503 1994 AGGRESSIVE INDEX 12.000 0.100 AGGR 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202512 1928 ALKALINITY, BICARBONATE 140.000 2.000 MG/L 12-19-2022 36 2025/12
CA3700938_048_048 SECONDARY/GP-202503 1919 CALCIUM 61.000 1.000 MG/L 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1929 ALKALINITY, CARBONATE < 2.000 MG/L 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1017 CHLORIDE 78.000 1.000 MG/L 500 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202504 1905 COLOR < 1.000 UNITS 15 04-04-2022 36 2025/04
CA3700938_048_048 SECONDARY/GP-202503 1022 COPPER, FREE < 2.000 UG/L 1000 50 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 2905 FOAMING AGENTS (SURFACTANTS) < 0.100 MG/L .5 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1915 HARDNESS, TOTAL (AS CACO3) 250.000 3.000 MG/L 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202512 1021 HYDROXIDE AS CALCIUM CARBONATE < 2.000 MG/L 12-19-2022 36 2025/12
CA3700938_048_048 SECONDARY/GP-202503 1028 IRON 32.000 10.000 UG/L 300 100 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1031 MAGNESIUM 23.000 0.100 MG/L 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1032 MANGANESE < 2.000 UG/L 50 20 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202512 1920 ODOR < 1.000 TON 3 1 12-19-2022 36 2025/12
CA3700938_048_048 SECONDARY/GP-202503 1925 PH 7.600 0.100 pH 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1050 SILVER < 0.500 UG/L 100 10 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1052 SODIUM 55.000 1.000 MG/L 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1064 CONDUCTIVITY @ 25 C UMHOS/CM 740.000 10.000 UMHO/CM 1600 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1055 SULFATE 120.000 1.000 MG/L 500 .5 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1930 TDS 440.000 10.000 MG/L 1000 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 0100 TURBIDITY 0.260 0.100 NTU 5 .1 03-09-2022 36 2025/03
CA3700938_048_048 SECONDARY/GP-202503 1095 ZINC < 20.000 UG/L 5000 50 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1002 ALUMINUM < 20.000 UG/L 1000 50 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1074 ANTIMONY, TOTAL < 1.000 UG/L 6 6 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1005 ARSENIC < 1.000 UG/L 10 2 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1010 BARIUM 68.000 2.000 UG/L 1000 100 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1015 CADMIUM < 0.500 UG/L 5 1 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1020 CHROMIUM 1.400 1.000 UG/L 50 10 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-203103 1024 CYANIDE < 25.000 UG/L 150 100 03-09-2022 108 2031/03
CA3700938_048_048 INORGANIC-202503 1025 FLUORIDE 0.170 0.050 MG/L 2 .1 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1030 LEAD < 0.500 UG/L 5 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1035 MERCURY < 0.200 UG/L 2 1 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1036 NICKEL < 5.000 UG/L 100 10 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202403 1039 PERCHLORATE < 2.000 UG/L 6 2 03-16-2023 12 2024/03 DUE NOW
CA3700938_048_048 INORGANIC-202503 1045 SELENIUM 6.300 5.000 UG/L 50 5 03-09-2022 36 2025/03
CA3700938_048_048 INORGANIC-202503 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 03-09-2022 36 2025/03
CA3700938_048_048 NITRATE/NITRITE-202407 1040 NITRATE 1.700 0.400 MG/L 10 .4 04-01-2024 3 2024/07
CA3700938_048_048 NITRATE/NITRITE-202604 1041 NITRITE < 0.400 MG/L 1 .4 04-11-2023 36 2026/04
CA3700938_048_048 RADIOLOGICAL-202609 4109 GROSS ALPHA PARTICLE ACTIVITY 4.480 +/- 1.710 1.600 PCI/L 15 3 09-12-2017 108 2026/09
CA3700938_048_048 RADIOLOGICAL-null 4030 RADIUM-228 PCI/L 1 3 DUE NOW
CA3700938_048_048 REGULATED VOC-202910 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202910 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202910 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202910 2990 BENZENE < 0.500 UG/L 1 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202910 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202910 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202910 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202910 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2996 STYRENE < 0.500 UG/L 100 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202910 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202910 2991 TOLUENE < 0.500 UG/L 150 .5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202910 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 10-02-2023 72 2029/10
CA3700938_048_048 REGULATED VOC-202610 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED VOC-202610 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 10-02-2023 36 2026/10
CA3700938_048_048 REGULATED SOC-202412 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 12-20-2021 36 2024/12
CA3700938_048_048 REGULATED SOC-202607 2110 2,4,5-TP < 1.000 UG/L 50 1 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2105 2,4-D < 10.000 UG/L 70 10 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2050 ATRAZINE < 0.500 UG/L 1 .5 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2625 BENTAZON < 2.000 UG/L 18 2 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2031 DALAPON < 10.000 UG/L 200 10 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202907 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 07-11-2023 72 2029/07
CA3700938_048_048 REGULATED SOC-202607 2041 DINOSEB < 2.000 UG/L 7 2 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202907 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 07-11-2023 72 2029/07
CA3700938_048_048 REGULATED SOC-202607 2626 MOLINATE < 2.000 UG/L 20 2 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2040 PICLORAM < 1.000 UG/L 500 1 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2037 SIMAZINE < 1.000 UG/L 4 1 07-11-2017 108 2026/07
CA3700938_048_048 REGULATED SOC-202607 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 07-11-2017 108 2026/07
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.