Date:07-03-2025STATE OF CALIFORNIA 
LAST AND NEXT SAMPLE REPORT
SYSTEM NO.:2800625SYSTEM NAME:ADVENTIST HEALTH - ST. HELENA HOSPITALCOUNTY:NAPA 
SOURCE NO.:022SOURCE NAME:HILLCREST WELL 03SOURCE CLASS:CLGASTATUS: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
CA2800625_022_022 SECONDARY/GP 1928 ALKALINITY, BICARBONATE 46.000 1.000 MG/L 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1919 CALCIUM 8.300 1.000 MG/L 12-18-2024 36 2027/12
CA2800625_022_022 SECONDARY/GP 1929 ALKALINITY, CARBONATE < 1.000 MG/L 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1017 CHLORIDE 10.000 0.500 MG/L 500 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1905 COLOR 5.000 5.000 UNITS 15 06-18-2024 36 2027/06
CA2800625_022_022 SECONDARY/GP 1022 COPPER, FREE < 50.000 UG/L 1000 50 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 2905 FOAMING AGENTS (SURFACTANTS) < 0.050 MG/L .5 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1915 HARDNESS, TOTAL (AS CACO3) 45.000 2.000 MG/L 12-18-2024 36 2027/12
CA2800625_022_022 SECONDARY/GP 1021 HYDROXIDE AS CALCIUM CARBONATE < 1.000 MG/L 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1028 IRON 180.000 100.000 UG/L 300 03-06-2025 36 2028/03
CA2800625_022_022 SECONDARY/GP 1031 MAGNESIUM 5.900 1.000 MG/L 12-18-2024 36 2027/12
CA2800625_022_022 SECONDARY/GP 1032 MANGANESE 38.000 20.000 UG/L 50 03-06-2025 36 2028/03
CA2800625_022_022 SECONDARY/GP 1920 ODOR 2.000 1.000 TON 3 1 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1925 PH 6.000 1.000 pH 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1050 SILVER < 10.000 UG/L 100 10 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1052 SODIUM 15.000 1.000 MG/L 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1064 CONDUCTIVITY @ 25 C UMHOS/CM 180.000 10.000 UMHO/CM 1600 12-18-2024 36 2027/12
CA2800625_022_022 SECONDARY/GP 1055 SULFATE 9.400 0.500 MG/L 500 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1930 TDS 150.000 10.000 MG/L 1000 12-18-2024 36 2027/12
CA2800625_022_022 SECONDARY/GP 0100 TURBIDITY 4.000 0.100 NTU 5 .1 05-24-2023 36 2026/05
CA2800625_022_022 SECONDARY/GP 1095 ZINC < 50.000 UG/L 5000 50 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1002 ALUMINUM < 50.000 UG/L 1000 50 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1074 ANTIMONY, TOTAL < 6.000 UG/L 6 6 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1005 ARSENIC < 2.000 UG/L 10 2 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1094 ASBESTOS < 0.200 MFL 7 .2 05-04-2017 108 2026/05
CA2800625_022_022 INORGANIC 1010 BARIUM < 100.000 UG/L 1000 100 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1075 BERYLLIUM, TOTAL < 1.000 UG/L 4 1 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1015 CADMIUM < 1.000 UG/L 5 1 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1020 CHROMIUM < 1.000 UG/L 50 10 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1080 CHROMIUM, HEX 0.210 0.050 UG/L 10 .1 03-27-2025 36 2028/03
CA2800625_022_022 INORGANIC 1025 FLUORIDE 0.120 0.100 MG/L 2 .1 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1035 MERCURY < 1.000 UG/L 2 1 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1036 NICKEL < 10.000 UG/L 100 10 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1039 PERCHLORATE < 2.000 UG/L 6 2 03-24-2022 36 2025/03 DUE NOW
CA2800625_022_022 INORGANIC 1045 SELENIUM < 5.000 UG/L 50 5 05-24-2023 36 2026/05
CA2800625_022_022 INORGANIC 1085 THALLIUM, TOTAL < 1.000 UG/L 2 1 05-24-2023 36 2026/05
CA2800625_022_022 NITRATE/NITRITE 1040 NITRATE 3.900 0.400 MG/L 10 .4 12-18-2024 12 2025/12
CA2800625_022_022 NITRATE/NITRITE 1041 NITRITE < 0.400 MG/L 1 .4 05-24-2023 36 2026/05
CA2800625_022_022 RADIOLOGICAL 4109 GROSS ALPHA PARTICLE ACTIVITY 0.457 +/- 0.808 1.100 PCI/L 15 3 11-20-2018 108 2027/11
CA2800625_022_022 RADIOLOGICAL 4100 GROSS BETA PARTICLE ACTIVITY PCI/L 50 4 0 DUE NOW
CA2800625_022_022 RADIOLOGICAL 4020 RADIUM-226 0.133 +/- 0.138 0.400 PCI/L 1 06-30-2020 108 2029/06
CA2800625_022_022 RADIOLOGICAL 4030 RADIUM-228 < 0.400 PCI/L 1 06-30-2020 108 2029/06
CA2800625_022_022 RADIOLOGICAL 4006 COMBINED URANIUM PCI/L 20 1 0 DUE NOW
CA2800625_022_022 REGULATED VOC 2981 1,1,1-TRICHLOROETHANE < 0.500 UG/L 200 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2988 1,1,2,2-TETRACHLOROETHANE < 0.500 UG/L 1 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2985 1,1,2-TRICHLOROETHANE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2978 1,1-DICHLOROETHANE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2977 1,1-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2378 1,2,4-TRICHLOROBENZENE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2968 O-DICHLOROBENZENE < 0.500 UG/L 600 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2980 1,2-DICHLOROETHANE < 0.500 UG/L .5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2983 1,2-DICHLOROPROPANE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2413 1,3-DICHLOROPROPENE < 0.500 UG/L .5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2969 P-DICHLOROBENZENE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2990 BENZENE < 0.500 UG/L 1 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2982 CARBON TETRACHLORIDE < 0.500 UG/L .5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2380 CIS-1,2-DICHLOROETHYLENE < 0.500 UG/L 6 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2964 DICHLOROMETHANE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2992 ETHYLBENZENE < 0.500 UG/L 300 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2251 METHYL TERT-BUTYL ETHER < 3.000 UG/L 13 3 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED VOC 2989 CHLOROBENZENE < 0.500 UG/L 70 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2996 STYRENE < 0.500 UG/L 100 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2987 TETRACHLOROETHYLENE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2991 TOLUENE < 0.500 UG/L 150 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2979 TRANS-1,2-DICHLOROETHYLENE < 0.500 UG/L 10 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2984 TRICHLOROETHYLENE < 0.500 UG/L 5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2218 TRICHLOROFLUOROMETHANE < 0.500 UG/L 150 5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2904 TRICHLOROTRIFLUOROETHANE < 0.500 UG/L 1200 10 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2976 VINYL CHLORIDE < 0.500 UG/L .5 .5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED VOC 2955 XYLENES, TOTAL < 0.500 UG/L 1750 0.5 05-24-2023 72 2029/05
CA2800625_022_022 REGULATED SOC 2110 2,4,5-TP < 1.000 UG/L 50 1 05-24-2023 108 2032/05
CA2800625_022_022 REGULATED SOC 2105 2,4-D < 10.000 UG/L 70 10 05-24-2023 108 2032/05
CA2800625_022_022 REGULATED SOC 2050 ATRAZINE < 0.250 UG/L 1 .5 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2046 CARBOFURAN < 5.000 UG/L 18 5 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2031 DALAPON < 10.000 UG/L 200 10 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2041 DINOSEB < 2.000 UG/L 7 2 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2032 DIQUAT < 0.400 UG/L 20 4 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2033 ENDOTHALL < 45.000 UG/L 100 45 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2946 ETHYLENE DIBROMIDE < UG/L .05 .02 05-04-2017 108 2026/05
CA2800625_022_022 REGULATED SOC 2065 HEPTACHLOR < UG/L .01 .01 05-04-2017 108 2026/05
CA2800625_022_022 REGULATED SOC 2067 HEPTACHLOR EPOXIDE < UG/L .01 .01 05-04-2017 108 2026/05
CA2800625_022_022 REGULATED SOC 2010 BHC-GAMMA < 0.200 UG/L .2 .2 05-04-2017 108 2026/05
CA2800625_022_022 REGULATED SOC 2015 METHOXYCHLOR < 10.000 UG/L 30 10 05-04-2017 108 2026/05
CA2800625_022_022 REGULATED SOC 2036 OXAMYL < 5.000 UG/L 50 20 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2326 PENTACHLOROPHENOL < 0.200 UG/L 1 .2 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2040 PICLORAM < 1.000 UG/L 500 1 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2037 SIMAZINE < 0.250 UG/L 4 1 05-24-2023 36 2026/05
CA2800625_022_022 REGULATED SOC 2020 TOXAPHENE < 1.000 UG/L 3 1 05-04-2017 108 2026/05
CA2800625_022_022 GENERAL NON CHAP 15 1927 ALKALINITY, TOTAL 38.000 20.000 MG/L 05-24-2023 36 2026/05
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.