CA Drinking Water Watch

CSP - ANGEL ISLAND ST PARK (2110302)

All Sampling Results From To

WELL 04 (CA2110302_004_004)

Click to hide / show columns: Analyte Number | Analyte Name | Sampling Date | Detected Level | Less Than | RL | Counting Error (+/-) | MCL | DLR | Unit | Lab Sample ID | Lab | ELAP | Method |

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Analyte Number Analyte Name Sampling Date Results Counting Error (+/-) MCL DLR Unit Lab Sample ID Lab ELAP Method
Detected Level Less Than RL
Analyte Number Analyte Name Sampling Date Detected Level Less Than RL Counting Error (+/-) MCL DLR Unit Lab Sample ID Lab ELAP Method
1041 NITRITE 08-15-2023 0.54 0.4 1 .4 MG/L GFH0775-04 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 08-15-2023 0.80 0.4 10 .4 MG/L GFH0775-04 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1041 NITRITE 01-26-2023 < 0.2 1 .4 MG/L GFA1135-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 08-29-2022 0.62 0.4 10 .4 MG/L GEH1412-03 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 08-03-2021 0.4400000 0.4 10 .4 MG/L 27360042108031149N CRANMER ENGINEERING, INC. 1936
1040 NITRATE 08-25-2020 0.7600000 0.4 10 .4 MG/L 27360042008250910N CRANMER ENGINEERING, INC. 1936
1041 NITRITE 01-14-2020 < 0.4 1 .4 MG/L 27360042001140830N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 07-10-2019 1.3000000 0.4 10 .4 MG/L 27360041907101245N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 07-11-2018 1.1000000 0.4 10 .4 MG/L 27360041807110845N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 04-04-2017 < 0.4 1 .4 MG/L 27360041704040940N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 04-04-2017 1.1000000 0.4 10 .4 MG/L 27360041704040940N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 11-24-2015 0.6900000 0.4 10 .4 MG/L 27360041511241040N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 07-29-2015 4.3000000 2 45 2 MG/L 27360041507290914N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 07-17-2014 < 200 1000 400 UG/L 27360041407170900N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 07-17-2014 4.0000000 2 45 2 MG/L 27360041407170900N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 07-30-2013 3.4000000 2 45 2 MG/L 27360041307300950N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 08-14-2012 5.7000000 2 45 2 MG/L 27360041208140830N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 09-27-2011 < 200 1000 400 UG/L 27360041109270821N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 09-27-2011 5.5000000 2 45 2 MG/L 27360041109270821N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1022 COPPER, FREE 11-07-2006 < 20 1000 50 UG/L 27360040611070850L ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1032 MANGANESE 11-07-2006 < 20 50 20 UG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 11-07-2006 < 5 15 UNITS 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1055 SULFATE 11-07-2006 39.0000000 0.5 500 .5 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1017 CHLORIDE 11-07-2006 41.0000000 500 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1925 PH 11-07-2006 7.5000000 pH 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 11-07-2006 < 100 300 100 UG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
2905 FOAMING AGENTS (SURFACTANTS) 11-07-2006 < 0.1 .5 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1928 ALKALINITY, BICARBONATE 11-07-2006 220.0000000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 11-07-2006 < 1 3 1 TON 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1021 HYDROXIDE AS CALCIUM CARBONATE 11-07-2006 < 1 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1095 ZINC 11-07-2006 23.0000000 50 5000 50 UG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1915 HARDNESS, TOTAL (AS CACO3) 11-07-2006 288.0000000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1927 ALKALINITY, TOTAL 11-07-2006 180.0000000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1930 TDS 11-07-2006 310.0000000 1000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1064 CONDUCTIVITY @ 25 C UMHOS/CM 11-07-2006 540.0000000 1600 UMHO/CM 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1929 ALKALINITY, CARBONATE 11-07-2006 < 5 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1031 MAGNESIUM 11-07-2006 36.0000000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
0100 TURBIDITY 11-07-2006 0.9800000 0.1 5 .1 NTU 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1919 CALCIUM 11-07-2006 56.0000000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1052 SODIUM 11-07-2006 26.0000000 MG/L 27360040611070850G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1064 CONDUCTIVITY @ 25 C UMHOS/CM 09-20-2005 600.0000000 1600 UMHO/CM 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1925 PH 09-20-2005 7.4700000 pH 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1930 TDS 09-20-2005 370.0000000 1000 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
0100 TURBIDITY 09-20-2005 0.2000000 0.1 5 .1 NTU 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1905 COLOR 09-20-2005 < 15 UNITS 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1055 SULFATE 09-20-2005 44.0000000 0.5 500 .5 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1927 ALKALINITY, TOTAL 09-20-2005 190.0000000 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
2905 FOAMING AGENTS (SURFACTANTS) 09-20-2005 < .5 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1028 IRON 09-20-2005 < 100 300 100 UG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1052 SODIUM 09-20-2005 26.0000000 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1031 MAGNESIUM 09-20-2005 23.0000000 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1017 CHLORIDE 09-20-2005 59.0000000 500 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1920 ODOR 09-20-2005 < 1 3 1 TON 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1919 CALCIUM 09-20-2005 56.0000000 MG/L 27360040509200922G TESTAMERICA - MORGAN HILL (WAS SEQUOIA) 1210
1038 NITRATE-NITRITE 03-15-2005 2100.0000000 400 10000 400 UG/L 27360040503150000N NACHTMANN ANALYTICAL LAB 1419
1022 COPPER, FREE 10-25-2000 < 50 1000 50 UG/L 27360040010251034L CALTEST ANALYTICAL LABORATORY 1664
1030 LEAD 10-25-2000 < 5 5 UG/L 27360040010251034L CALTEST ANALYTICAL LABORATORY 1664
1002 ALUMINUM 10-25-2000 < 50 1000 50 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1015 CADMIUM 10-25-2000 < 1 5 1 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1020 CHROMIUM 10-25-2000 < 10 50 10 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1036 NICKEL 10-25-2000 < 10 100 10 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1010 BARIUM 10-25-2000 < 100 1000 100 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1045 SELENIUM 10-25-2000 < 5 50 5 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1035 MERCURY 10-25-2000 < 1 2 1 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1075 BERYLLIUM, TOTAL 10-25-2000 < 1 4 1 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1025 FLUORIDE 10-25-2000 0.2000000 0.1 1.7 .1 MG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1005 ARSENIC 10-25-2000 < 2 50 2 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1085 THALLIUM, TOTAL 10-25-2000 < 1 2 1 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1074 ANTIMONY, TOTAL 10-25-2000 < 6 6 6 UG/L 27360040010251034I CALTEST ANALYTICAL LABORATORY 1664
1032 MANGANESE 10-25-2000 < 20 50 20 UG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1927 ALKALINITY, TOTAL 10-25-2000 190.0000000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1930 TDS 10-25-2000 340.0000000 1000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1050 SILVER 10-25-2000 < 10 100 10 UG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1064 CONDUCTIVITY @ 25 C UMHOS/CM 10-25-2000 560.0000000 1600 UMHO/CM 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1052 SODIUM 10-25-2000 35.0000000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1095 ZINC 10-25-2000 60.0000000 50 5000 50 UG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
0100 TURBIDITY 10-25-2000 0.1300000 0.1 5 .1 NTU 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1031 MAGNESIUM 10-25-2000 21.0000000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1055 SULFATE 10-25-2000 36.0000000 0.5 600 .5 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1915 HARDNESS, TOTAL (AS CACO3) 10-25-2000 210.0000000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1928 ALKALINITY, BICARBONATE 10-25-2000 230.0000000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1925 PH 10-25-2000 7.6000000 pH 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1017 CHLORIDE 10-25-2000 40.0000000 500 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1028 IRON 10-25-2000 < 100 300 100 UG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1994 AGGRESSIVE INDEX 10-25-2000 12.0000000 AGGR 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1919 CALCIUM 10-25-2000 50.0000000 MG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1905 COLOR 10-25-2000 < 15 UNITS 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
2905 FOAMING AGENTS (SURFACTANTS) 10-25-2000 < 500 UG/L 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1920 ODOR 10-25-2000 < 1 3 1 TON 27360040010251034G CALTEST ANALYTICAL LABORATORY 1664
1038 NITRATE-NITRITE 11-18-1997 1600.0000000 400 10000 400 UG/L 27360049711181612N SEQUOIA ANALYTICAL (REDWOOD CITY, CA) 5113
1022 COPPER, FREE 02-29-1996 50.0000000 50 1000 50 UG/L 27360049602291130L SCOTT LABORATORIES 2041
1030 LEAD 02-29-1996 5.0000000 5 5 UG/L 27360049602291130L SCOTT LABORATORIES 2041
1020 CHROMIUM 02-29-1996 10.0000000 10 50 10 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1010 BARIUM 02-29-1996 100.0000000 100 1000 100 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1074 ANTIMONY, TOTAL 02-29-1996 < 6 6 6 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1002 ALUMINUM 02-29-1996 50.0000000 50 1000 50 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1075 BERYLLIUM, TOTAL 02-29-1996 1.0000000 1 4 1 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1085 THALLIUM, TOTAL 02-29-1996 1.0000000 1 2 1 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1015 CADMIUM 02-29-1996 1.0000000 1 5 1 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1025 FLUORIDE 02-29-1996 0.2500000 0.1 1.4 .1 MG/L 27360049602291130I SCOTT LABORATORIES 2041
1035 MERCURY 02-29-1996 1.0000000 1 2 1 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1045 SELENIUM 02-29-1996 5.0000000 5 50 5 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1005 ARSENIC 02-29-1996 2.0000000 2 50 2 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1036 NICKEL 02-29-1996 10.0000000 10 100 10 UG/L 27360049602291130I SCOTT LABORATORIES 2041
1021 HYDROXIDE AS CALCIUM CARBONATE 02-29-1996 < MG/L 27360049602291130G SCOTT LABORATORIES 2041
1919 CALCIUM 02-29-1996 36.0000000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1032 MANGANESE 02-29-1996 30.0000000 10 50 10 UG/L 27360049602291130G SCOTT LABORATORIES 2041
1052 SODIUM 02-29-1996 30.0000000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1028 IRON 02-29-1996 100.0000000 100 300 100 UG/L 27360049602291130G SCOTT LABORATORIES 2041
2905 FOAMING AGENTS (SURFACTANTS) 02-29-1996 < 0.1 500 UG/L 27360049602291130G SCOTT LABORATORIES 2041
1095 ZINC 02-29-1996 360.0000000 50 5000 50 UG/L 27360049602291130G SCOTT LABORATORIES 2041
1031 MAGNESIUM 02-29-1996 18.0000000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1920 ODOR 02-29-1996 1.0000000 3 TON 27360049602291130G SCOTT LABORATORIES 2041
1055 SULFATE 02-29-1996 42.0000000 0.5 600 .5 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1915 HARDNESS, TOTAL (AS CACO3) 02-29-1996 203.0000000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1017 CHLORIDE 02-29-1996 42.0000000 500 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1064 CONDUCTIVITY @ 25 C UMHOS/CM 02-29-1996 550.0000000 1600 UMHO/CM 27360049602291130G SCOTT LABORATORIES 2041
1905 COLOR 02-29-1996 < 1 15 UNITS 27360049602291130G SCOTT LABORATORIES 2041
0100 TURBIDITY 02-29-1996 0.8600000 0.1 5 .1 NTU 27360049602291130G SCOTT LABORATORIES 2041
1930 TDS 02-29-1996 230.0000000 1000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1928 ALKALINITY, BICARBONATE 02-29-1996 163.0000000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1927 ALKALINITY, TOTAL 02-29-1996 163.0000000 MG/L 27360049602291130G SCOTT LABORATORIES 2041
1929 ALKALINITY, CARBONATE 02-29-1996 < MG/L 27360049602291130G SCOTT LABORATORIES 2041
1925 PH 02-29-1996 7.5400000 pH 27360049602291130G SCOTT LABORATORIES 2041
1050 SILVER 02-29-1996 10.0000000 10 100 10 UG/L 27360049602291130G SCOTT LABORATORIES 2041

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.