Date:05-06-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:1901000SYSTEM NAME:GENERAL ATOMICS AERONAUTICAL - GRAY BUTTCOUNTY:LOS ANGELES 
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
CA1901000_001_001 INORGANIC-202602 1002 ALUMINUM < 50.000 UG/L 1000 50 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1005 ARSENIC < 2.000 UG/L 10 2 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1010 BARIUM < 100.000 UG/L 1000 100 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1015 CADMIUM < 1.000 UG/L 5 1 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1020 CHROMIUM < 10.000 UG/L 50 10 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1024 CYANIDE < 100.000 UG/L 150 100 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1025 FLUORIDE 0.310 0.100 MG/L 2 .1 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1035 MERCURY < 1.000 UG/L 2 1 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1036 NICKEL < 10.000 UG/L 100 10 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1039 PERCHLORATE < 2.000 UG/L 6 2 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1045 SELENIUM < 5.000 UG/L 50 5 02-28-2023 36 2026/02
CA1901000_001_001 INORGANIC-202602 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 02-28-2023 36 2026/02
CA1901000_001_001 NITRATE/NITRITE-202402 1040 NITRATE < 0.400 MG/L 10 .4 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 NITRATE/NITRITE-202602 1041 NITRITE < 0.400 MG/L 1 .4 02-28-2023 36 2026/02
CA1901000_001_001 RADIOLOGICAL-203204 4109 GROSS ALPHA PARTICLE ACTIVITY < 3.000 PCI/L 15 3 01-17-2024 108 2032/04
CA1901000_001_001 RADIOLOGICAL-202509 4020 RADIUM-226 < 0.500 PCI/L 1 09-26-2016 108 2025/09
CA1901000_001_001 RADIOLOGICAL-202911 4030 RADIUM-228 0.980 +/- 0.230 0.200 PCI/L 1 11-23-2020 108 2029/11
CA1901000_001_001 RADIOLOGICAL-203202 4006 COMBINED URANIUM < 1.000 PCI/L 20 1 02-28-2023 108 2032/02
CA1901000_001_001 REGULATED VOC-202402 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2990 BENZENE < 0.500 UG/L 1 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2996 STYRENE < 0.500 UG/L 100 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2991 TOLUENE < 0.500 UG/L 150 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2218 TRICHLOROFLUOROMETHANE < 5.000 UG/L 150 5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2904 TRICHLOROTRIFLUOROETHANE < 10.000 UG/L 1200 10 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED VOC-202402 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 02-28-2023 12 2024/02 DUE NOW
CA1901000_001_001 REGULATED SOC-202606 2414 1,2,3-TRICHLOROPROPANE < 0.005 UG/L 0.005 06-21-2023 36 2026/06
CA1901000_001_001 REGULATED SOC-202602 2063 2,3,7,8-TCDD < 0.005 NG/L 0.03 0.005 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2110 2,4,5-TP < 1.000 UG/L 50 1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2105 2,4-D < 10.000 UG/L 70 10 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2051 LASSO (ALACHLOR) < 1.000 UG/L 2 1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2050 ATRAZINE < 0.500 UG/L 1 .5 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2625 BENTAZON < 2.000 UG/L 18 2 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2306 BENZO(A)PYRENE < 0.100 UG/L .2 .1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2046 CARBOFURAN < 5.000 UG/L 18 5 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2959 CHLORDANE < 0.100 UG/L .1 .1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2031 DALAPON < 10.000 UG/L 200 10 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2035 DI(2-ETHYLHEXYL) ADIPATE < 5.000 UG/L 400 5 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2039 DI(2-ETHYLHEXYL) PHTHALATE < 3.000 UG/L 4 3 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2931 1,2-DIBROMO-3-CHLOROPROPANE < 0.010 UG/L .2 .01 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2041 DINOSEB < 2.000 UG/L 7 2 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2032 DIQUAT < 4.000 UG/L 20 4 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2033 ENDOTHALL < 45.000 UG/L 100 45 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2005 ENDRIN < 0.100 UG/L 2 .1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2946 ETHYLENE DIBROMIDE < 0.020 UG/L .05 .02 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2034 GLYPHOSATE < 25.000 UG/L 700 25 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2065 HEPTACHLOR < 0.010 UG/L .01 .01 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2067 HEPTACHLOR EPOXIDE < 0.010 UG/L .01 .01 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2274 HEXACHLOROBENZENE < 0.500 UG/L 1 .5 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2042 HEXACHLOROCYCLOPENTADIENE < 1.000 UG/L 50 1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2010 BHC-GAMMA < 0.200 UG/L .2 .2 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2015 METHOXYCHLOR < 10.000 UG/L 30 10 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2626 MOLINATE < 2.000 UG/L 20 2 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2036 OXAMYL < 20.000 UG/L 50 20 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2040 PICLORAM < 1.000 UG/L 500 1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2383 TOTAL POLYCHLORINATED BIPHENYLS (PCB) < 0.500 UG/L .5 .5 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2037 SIMAZINE < 1.000 UG/L 4 1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2727 THIOBENCARB (BOLERO) < 1.000 UG/L 70 1 02-28-2023 36 2026/02
CA1901000_001_001 REGULATED SOC-202602 2020 TOXAPHENE < 1.000 UG/L 3 1 02-28-2023 36 2026/02
CA1901000_101_101 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1901000_201_201 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1901000_202_202 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1901000_203_203 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1901000_301_301 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1901000_302_302 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2943 BROMODICHLOROMETHANE < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2942 BROMOFORM < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2941 CHLOROFORM < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2454 DIBROMOACETIC ACID < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2944 DIBROMOCHLOROMETHANE < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2451 DICHLOROACETIC ACID < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2456 TOTAL HALOACETIC ACIDS (HAA5) < 1.000 UG/L 60 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2453 MONOBROMOACETIC ACID < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2450 MONOCHLOROACETIC ACID < 2.000 UG/L 2 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2950 TTHM < 1.000 UG/L 80 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 DISINFECTION BYPRODUCTS-202306 2452 TRICHLOROACETIC ACID < 1.000 UG/L 1 06-30-2022 12 2023/06 DUE NOW
CA1901000_DST_801 REGULATED SOC-null 2414 1,2,3-TRICHLOROPROPANE UG/L 0.005 3 DUE NOW
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.