CA Drinking Water Watch

CDPR FOUR RIVERS DISTRICT-SAN LUIS CREEK (2410304)

All Sampling Results From To

OPNEILL FOREBAY - RAW (CA2410304_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 < 0.2 1 .4 MG/L GFH0790-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 08-15-2023 < 0.4 10 .4 MG/L GFH0790-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 11-15-2022 < 0.4 10 .4 MG/L GEK0684-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1041 NITRITE 12-07-2021 < 0.1 1 .4 MG/L GDL0349-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 12-07-2021 < 0.4 10 .4 MG/L GDL0349-01 CRANMER ENGINEERING, INC. 1936 EPA 300.0
1040 NITRATE 02-09-2021 < 0.4 10 .4 MG/L 30600012102091200N CRANMER ENGINEERING, INC. 1936
1041 NITRITE 02-09-2021 < 0.4 1 .4 MG/L 30600012102091200N CRANMER ENGINEERING, INC. 1936
1040 NITRATE 11-14-2019 < 0.4 10 .4 MG/L 30600011911141355N MOORE TWINING ASSOCIATES, INC. 1371
1064 CONDUCTIVITY @ 25 C UMHOS/CM 09-18-2018 400.0000000 1600 UMHO/CM 30600011809181050G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 09-04-2018 < 0.4 10 .4 MG/L 30600011809040950N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 08-07-2018 < 0.4 1 .4 MG/L 30600011808071025N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1040 NITRATE 12-06-2017 0.5600000 0.4 10 .4 MG/L 30600011712060730N MOORE TWINING ASSOCIATES, INC. 1371
1040 NITRATE 03-08-2016 < 0.4 10 .4 MG/L 30600011603080800N MOORE TWINING ASSOCIATES, INC. 1371
1040 NITRATE 11-18-2015 < 0.4 10 .4 MG/L 30600011511180747N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 05-22-2014 < 2 45 2 MG/L 30600011405221144N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1041 NITRITE 05-15-2013 < 400 1000 400 UG/L 30600011305151105N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
C255 NITRATE (AS NO3) 05-15-2013 < 2 45 2 MG/L 30600011305151105N ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1025 FLUORIDE 10-18-2004 < 0.1 2 .1 MG/L 30600010410180000I JL ANALYTICAL SERVICES, INC. 2776
1929 ALKALINITY, CARBONATE 10-18-2004 < 1 MG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1032 MANGANESE 10-18-2004 210.0000000 20 50 20 UG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1052 SODIUM 10-18-2004 62.0000000 MG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1928 ALKALINITY, BICARBONATE 10-18-2004 61.0000000 MG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1028 IRON 10-18-2004 590.0000000 100 300 100 UG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1919 CALCIUM 10-18-2004 18.0000000 MG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1021 HYDROXIDE AS CALCIUM CARBONATE 10-18-2004 < 1 MG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1915 HARDNESS, TOTAL (AS CACO3) 10-18-2004 100.0000000 MG/L 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1925 PH 10-18-2004 7.7000000 pH 30600010410180000G JL ANALYTICAL SERVICES, INC. 2776
1031 MAGNESIUM 10-18-2004 14.0000000 MG/L 30600010410180000G 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.