CA Drinking Water Watch

CDPR FOUR RIVERS DISTRICT-BASALT (2410303)

All Sampling Results From To

SAN LUIS RESERVOIR - RAW (CA2410303_001_001)

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 0.23 0.2 1 .4 MG/L GFH0789-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 08-15-2023 < 0.4 10 .4 MG/L GFH0789-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 11-15-2022 < 0.4 10 .4 MG/L GEK0683-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1041 NITRITE 12-07-2021 < 0.1 1 .4 MG/L GDL0348-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 12-07-2021 < 0.4 10 .4 MG/L GDL0348-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 11-14-2019 < 0.4 10 .4 MG/L 30590011911141305N MOORE TWINING ASSOCIATES, INC. 1371
1064 CONDUCTIVITY @ 25 C UMHOS/CM 10-02-2018 500.0000000 1600 UMHO/CM 30590011810021125G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 10-02-2018 < 0.4 10 .4 MG/L 30590011810021125N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 09-04-2018 < 0.4 10 .4 MG/L 30590011809041045N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 08-07-2018 < 0.4 1 .4 MG/L 30590011808070952N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 12-06-2017 < 0.4 10 .4 MG/L 30590011712060600N MOORE TWINING ASSOCIATES, INC. 1371
1040 NITRATE 03-08-2016 < 0.4 10 .4 MG/L 30590011603080900N MOORE TWINING ASSOCIATES, INC. 1371
1040 NITRATE 11-18-2015 < 0.4 10 .4 MG/L 30590011511180847N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 05-22-2014 2.3000000 2 45 2 MG/L 30590011405221120N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 05-15-2013 < 400 1000 400 UG/L 30590011305151045N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 05-15-2013 2.6000000 2 45 2 MG/L 30590011305151045N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
2251 METHYL TERT-BUTYL ETHER 10-19-2004 < 3 13 3 UG/L 30590010410190836V NORTH COAST LABS 1247
1025 FLUORIDE 10-18-2004 < 0.1 2 .1 MG/L 30590010410180000I JL ANALYTICAL SERVICES, INC. 2776
1028 IRON 10-18-2004 150.0000000 100 300 100 UG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1928 ALKALINITY, BICARBONATE 10-18-2004 82.0000000 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1929 ALKALINITY, CARBONATE 10-18-2004 < 1 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1032 MANGANESE 10-18-2004 70.0000000 20 50 20 UG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1031 MAGNESIUM 10-18-2004 13.0000000 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1021 HYDROXIDE AS CALCIUM CARBONATE 10-18-2004 < 1 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1919 CALCIUM 10-18-2004 21.0000000 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1915 HARDNESS, TOTAL (AS CACO3) 10-18-2004 110.0000000 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1925 PH 10-18-2004 7.8000000 pH 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776
1052 SODIUM 10-18-2004 52.0000000 MG/L 30590010410180000G JL ANALYTICAL SERVICES, INC. 2776

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.