CA Drinking Water Watch

NAPA VALLEY RESERVE WATER SYSTEM (2800036)

All Sampling Results From To

WELL 002-WEST WELL (CA2800036_002_002)

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
1040 NITRATE 09-13-2023 < 0.1 10 .4 MG/L Y090483002 CALTEST ANALYTICAL LABORATORY 1664 EPA 300.0
1040 NITRATE 09-23-2022 < 0.1 10 .4 MG/L X090876002 CALTEST ANALYTICAL LABORATORY 1664 EPA 300.0
1041 NITRITE 06-13-2022 < 0.4 1 .4 MG/L X060506002 CALTEST ANALYTICAL LABORATORY 1664 SM 4500-NO2-B-00
1040 NITRATE 09-16-2021 < 0.1 10 .4 MG/L W090612002 CALTEST ANALYTICAL LABORATORY 1664 EPA 300.0
1040 NITRATE 09-28-2020 < 0.4 10 .4 MG/L 93040022009281400N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 01-22-2020 < 0.4 10 .4 MG/L 93040022001221215N CALTEST ANALYTICAL LABORATORY 1664
1930 TDS 12-31-2019 92.0000000 1000 MG/L 93040021912311130G CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 12-31-2019 0.1200000 0.4 10 .4 MG/L 93040021912311130N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 09-25-2019 < 0.4 10 .4 MG/L 93040021909251210N CALTEST ANALYTICAL LABORATORY 1664
1041 NITRITE 06-14-2019 < 0.4 1 .4 MG/L 93040021906140930N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 05-03-2019 < 0.4 10 .4 MG/L 93040021905031150N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 04-23-2019 < 0.4 10 .4 MG/L 93040021904231130N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 03-12-2019 < 0.4 10 .4 MG/L 93040021903121130N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 11-28-2018 < 0.4 10 .4 MG/L 93040021811281300N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 06-25-2018 < 0.4 10 .4 MG/L 93040021806250950N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 11-21-2017 < 0.4 10 .4 MG/L 93040021711210950N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 11-21-2017 < 0.4 10 .4 MG/L 93040021711211005N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 06-19-2017 < 0.4 10 .4 MG/L 93040021706190945N CALTEST ANALYTICAL LABORATORY 1664
1040 NITRATE 06-30-2016 < 0.4 10 .4 MG/L 93040021606301105N CALTEST ANALYTICAL LABORATORY 1664
1919 CALCIUM 04-19-2016 20.0000000 MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1928 ALKALINITY, BICARBONATE 04-19-2016 227.0000000 MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1031 MAGNESIUM 04-19-2016 23.0000000 MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1032 MANGANESE 04-19-2016 410.0000000 20 50 20 UG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1929 ALKALINITY, CARBONATE 04-19-2016 < MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1028 IRON 04-19-2016 1000.0000000 100 300 100 UG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1915 HARDNESS, TOTAL (AS CACO3) 04-19-2016 140.0000000 MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1021 HYDROXIDE AS CALCIUM CARBONATE 04-19-2016 < MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1925 PH 04-19-2016 7.0000000 pH 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1927 ALKALINITY, TOTAL 04-19-2016 186.0000000 MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1052 SODIUM 04-19-2016 30.0000000 MG/L 93040021604190955G CALTEST ANALYTICAL LABORATORY 1664
1025 FLUORIDE 04-19-2016 0.1200000 0.1 2 .1 MG/L 93040021604190955I CALTEST ANALYTICAL LABORATORY 1664
1041 NITRITE 06-01-2015 < 400 1000 400 UG/L 93040021506011145N CALTEST ANALYTICAL LABORATORY 1664
C255 NITRATE (AS NO3) 06-01-2015 < 2 45 2 MG/L 93040021506011145N CALTEST ANALYTICAL LABORATORY 1664
C255 NITRATE (AS NO3) 06-02-2014 < 2 45 2 MG/L 93040021406021005N CALTEST ANALYTICAL LABORATORY 1664
C255 NITRATE (AS NO3) 06-04-2013 < 2 45 2 MG/L 93040021306041500N CALTEST ANALYTICAL LABORATORY 1664
1041 NITRITE 06-04-2013 < 400 1000 400 UG/L 93040021306041500N CALTEST ANALYTICAL LABORATORY 1664
C255 NITRATE (AS NO3) 05-19-2011 < 2 45 2 MG/L 93040021105190840N CALTEST ANALYTICAL LABORATORY 1664
1039 PERCHLORATE 08-20-2009 < 4 6 4 UG/L 93040020908201151I CALTEST ANALYTICAL LABORATORY 1664
1039 PERCHLORATE 08-18-2008 < 4 6 4 UG/L 93040020808181611I CALTEST ANALYTICAL LABORATORY 1664
1039 PERCHLORATE 02-08-2008 < 4 6 4 UG/L 93040020802081205I CALTEST ANALYTICAL LABORATORY 1664
4109 GROSS ALPHA PARTICLE ACTIVITY 06-14-2007 < 3 15 3 PCI/L 93040020706140000R FGL ENVIRONMENTAL (SANTA PAULA, CA) 1573
4109 GROSS ALPHA PARTICLE ACTIVITY 03-29-2007 0.6880000 3 15 3 PCI/L 93040020703290000R FGL ENVIRONMENTAL (SANTA PAULA, CA) 1573
4109 GROSS ALPHA PARTICLE ACTIVITY 12-14-2006 0.4780000 3 15 3 PCI/L 93040020612141140R FGL ENVIRONMENTAL (SANTA PAULA, CA) 1573
4030 RADIUM-228 08-31-2006 < 1 2 1 PCI/L 93040020608311327R DAVI LABORATORIES ENVIRONMENTAL ASSOC. 1438
4020 RADIUM-226 08-31-2006 0.4600000 1 3 1 PCI/L 93040020608311327R DAVI LABORATORIES ENVIRONMENTAL ASSOC. 1438
4109 GROSS ALPHA PARTICLE ACTIVITY 08-31-2006 0.6800000 3 15 3 PCI/L 93040020608311327R DAVI LABORATORIES ENVIRONMENTAL ASSOC. 1438

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.