Date:05-19-2024STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:3010092SYSTEM NAME:IRVINE RANCH WATER DISTRICTCOUNTY:ORANGE 
SOURCE NO.:066SOURCE NAME:WELL 21SOURCE CLASS:OCWDSTATUS: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
CA3010092_066_066 SECONDARY/GP-202612 1928 ALKALINITY, BICARBONATE 276.000 1.200 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1919 CALCIUM 130.000 0.500 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1929 ALKALINITY, CARBONATE < 0.600 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1017 CHLORIDE 122.000 0.500 MG/L 500 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1905 COLOR < 3.000 UNITS 15 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1022 COPPER, FREE 1.100 1.000 UG/L 1000 50 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 2905 FOAMING AGENTS (SURFACTANTS) < 0.020 MG/L .5 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1915 HARDNESS, TOTAL (AS CACO3) 477.000 1.000 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202701 1028 IRON < 5.000 UG/L 300 100 01-31-2024 36 2027/01
CA3010092_066_066 SECONDARY/GP-202612 1031 MAGNESIUM 36.700 0.500 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202701 1032 MANGANESE < 1.000 UG/L 50 20 01-31-2024 36 2027/01
CA3010092_066_066 SECONDARY/GP-202609 1920 ODOR < TON 3 1 09-14-2023 36 2026/09
CA3010092_066_066 SECONDARY/GP-202612 1925 PH 7.800 1.000 pH 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1050 SILVER < 1.000 UG/L 100 10 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1052 SODIUM 59.200 0.500 MG/L 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1064 CONDUCTIVITY @ 25 C UMHOS/CM 1150.000 1.000 UMHO/CM 1600 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202612 1055 SULFATE 177.000 2.000 MG/L 500 .5 12-12-2023 36 2026/12
CA3010092_066_066 SECONDARY/GP-202407 1930 TDS 652.000 50.000 MG/L 1000 04-09-2024 3 2024/07
CA3010092_066_066 SECONDARY/GP-202701 0100 TURBIDITY < 0.100 NTU 5 .1 01-17-2024 36 2027/01
CA3010092_066_066 SECONDARY/GP-202612 1095 ZINC < 5.000 UG/L 5000 50 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1002 ALUMINUM 9.200 5.000 UG/L 1000 50 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1074 ANTIMONY, TOTAL < 1.000 UG/L 6 6 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1005 ARSENIC < 1.000 UG/L 10 2 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1010 BARIUM 48.700 1.000 UG/L 1000 100 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1015 CADMIUM < 1.000 UG/L 5 1 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1020 CHROMIUM 1.500 1.000 UG/L 50 10 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1025 FLUORIDE 0.210 0.100 MG/L 2 .1 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1035 MERCURY < 1.000 UG/L 2 1 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1036 NICKEL 2.600 1.000 UG/L 100 10 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202407 1039 PERCHLORATE 3.300 2.000 UG/L 6 1 04-29-2024 3 2024/07
CA3010092_066_066 INORGANIC-202612 1045 SELENIUM 2.900 1.000 UG/L 50 5 12-12-2023 36 2026/12
CA3010092_066_066 INORGANIC-202612 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 12-12-2023 36 2026/12
CA3010092_066_066 NITRATE/NITRITE-202407 1040 NITRATE 9.200 0.400 MG/L 10 .4 04-09-2024 3 2024/07
CA3010092_066_066 NITRATE/NITRITE-202704 1041 NITRITE < 0.400 MG/L 1 .4 04-09-2024 36 2027/04
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2813 11CL-PF3OUDS < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2815 ADONA < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2814 9CL-PF3ONS < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2819 PERFLUOROBUTANOIC ACID (PFBA) 2.700 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2820 PERFLUOROOCTANE SULFONIC ACID 6:2 FTS < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2821 PERFLUOROHEXANE SULFONIC ACID 4:2 FTS < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2822 PERFLUORODECANE SULFONIC ACID 8:2 FTS < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2823 PERFLUORO PFMPA < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2824 PERFLUOROPENTANOIC ACID (PFPEA) 5.200 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2825 PERFLUORO PFMBA < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2826 PERFLUORO PFEESA < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2827 NONAFLUORO NFDHA < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2828 PERFLUOROPENTANESULFONIC ACID (PFPES) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2829 PERFLUOROHEPTANESULFONIC ACID (PFHPS) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2816 HFPO-DA < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2801 PERFLUOROBUTANESULFONIC ACID (PFBS) 3.400 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2807 PERFLUORODECANOIC ACID (PFDA) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2808 PERFLUORODODECANOIC ACID (PFDOA) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2802 PERFLUOROHEPTANOIC ACID (PFHPA) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2803 PERFLUOROHEXANE SULFONIC ACID (PFHXS) 4.200 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2809 PERFLUOROHEXANOIC ACID (PFHXA) 4.000 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2804 PERFLUORONONANOIC ACID (PFNA) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2805 PERFLUOROCTANE SULFONIC ACID (PFOS) 3.300 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2806 PERFLUOROCTANOIC ACID (PFOA) 5.400 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 PER- AND POLY-FLUOROALKYL SUBSTANCES-202404 2812 PERFLUOROUNDECANOIC ACID (PFUNA) < 2.000 NG/L 01-31-2024 3 2024/04 DUE NOW
CA3010092_066_066 RADIOLOGICAL-202903 4109 GROSS ALPHA PARTICLE ACTIVITY 2.830 +/- 1.160 1.080 PCI/L 15 3 03-20-2023 72 2029/03
CA3010092_066_066 RADIOLOGICAL-203203 4020 RADIUM-226 < 0.410 PCI/L 1 03-20-2023 108 2032/03
CA3010092_066_066 RADIOLOGICAL-203203 4030 RADIUM-228 < 0.624 PCI/L 1 03-20-2023 108 2032/03
CA3010092_066_066 RADIOLOGICAL-203203 4006 COMBINED URANIUM 1.030 +/- 0.000 1.000 PCI/L 20 1 03-20-2023 108 2032/03
CA3010092_066_066 REGULATED VOC-202501 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2990 BENZENE < 0.500 UG/L 1 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2251 METHYL TERT-BUTYL ETHER < 0.200 UG/L 13 3 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2996 STYRENE < 0.500 UG/L 100 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2991 TOLUENE < 0.500 UG/L 150 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED VOC-202501 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 01-17-2024 12 2025/01
CA3010092_066_066 REGULATED SOC-202701 2727 THIOBENCARB (BOLERO) < 0.100 UG/L 70 1 01-17-2024 36 2027/01
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.