CA Drinking Water Watch

NORTH GUALALA WATER COMPANY (2310007)

All Sampling Results From To

TREATMENT PLANT-BIG GULCH/ROBINSON GULCH (CA2310007_009_009)

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
1920 ODOR 10-09-2023 13 1 3 1 TON 23J1499-02 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 10-09-2023 < 5 15 UNITS 23J1499-02 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 10-09-2023 < 100 300 100 UG/L 23J1499-02 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 07-12-2023 2.2 1 3 1 TON 23G1814-02 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 07-12-2023 5.0 5 15 UNITS 23G1814-02 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 07-12-2023 < 100 300 100 UG/L 23G1814-02 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 01-30-2023 < 1 3 1 TON 23A4515-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 01-30-2023 < 5 15 UNITS 23A4515-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 01-30-2023 < 100 300 100 UG/L 23A4515-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 11-30-2022 < 1 3 1 TON 22K4583-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 11-30-2022 7.0 5 15 UNITS 22K4583-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 11-30-2022 < 100 300 100 UG/L 22K4583-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 09-20-2022 4.3 1 3 1 TON 22I2637-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 09-20-2022 < 5 15 UNITS 22I2637-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 09-20-2022 < 100 300 100 UG/L 22I2637-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 06-14-2022 14 1 3 1 TON 22F1972-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 06-14-2022 7.0 5 15 UNITS 22F1972-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 06-14-2022 < 100 300 100 UG/L 22F1972-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 04-27-2022 1.4 1 3 1 TON 22D3923-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 04-27-2022 5.0 5 15 UNITS 22D3923-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 04-27-2022 < 100 300 100 UG/L 22D3923-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 03-23-2022 7.1 1 3 1 TON 22C3057-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 03-23-2022 < 5 15 UNITS 22C3057-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 03-23-2022 < 100 300 100 UG/L 22C3057-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1920 ODOR 09-28-2021 4.1 1 3 1 TON 21I3370-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 140.1
1905 COLOR 09-28-2021 < 5 15 UNITS 21I3370-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 SM 2120 B
1028 IRON 09-28-2021 < 100 300 100 UG/L 21I3370-01 ALPHA ANALYTICAL LABORATORIES UKIAH 1551 EPA 200.7
1905 COLOR 05-17-2021 < 15 UNITS 30160092105170638G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 05-17-2021 4.1000000 1 3 1 TON 30160092105170638G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 05-17-2021 < 100 300 100 UG/L 30160092105170638G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 05-17-2021 < 15 UNITS 30160092105170718G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 05-17-2021 6.7000000 1 3 1 TON 30160092105170718G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 05-17-2021 < 100 300 100 UG/L 30160092105170718G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 10-29-2020 1.7000000 1 3 1 TON 30160092010290610G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 10-29-2020 < 15 UNITS 30160092010290610G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 10-29-2020 < 100 300 100 UG/L 30160092010290610G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 06-16-2020 1.8000000 1 3 1 TON 30160092006161619G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 06-16-2020 < 15 UNITS 30160092006161619G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 06-16-2020 < 100 300 100 UG/L 30160092006161619G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 03-09-2020 6.0000000 15 UNITS 30160092003090700G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 03-09-2020 < 1 3 1 TON 30160092003090700G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 03-09-2020 < 100 300 100 UG/L 30160092003090700G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 11-27-2019 4.0000000 1 3 1 TON 30160091911270703G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 11-27-2019 < 15 UNITS 30160091911270703G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 11-27-2019 < 100 300 100 UG/L 30160091911270703G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 09-11-2018 < 15 UNITS 30160091809110620G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 09-11-2018 1.0000000 1 3 1 TON 30160091809110620G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 09-11-2018 < 100 300 100 UG/L 30160091809110620G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1094 ASBESTOS 07-19-2017 < 0.2 7 .2 MFL 30160091707190655I ASBESTOS TEM LABORATORIES 1866
1920 ODOR 07-13-2017 6.3000000 1 3 1 TON 30160091707130430G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 07-13-2017 < 100 300 100 UG/L 30160091707130430G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 07-13-2017 < 15 UNITS 30160091707130430G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 08-11-2016 6.3000000 1 3 1 TON 30160091608110640G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 08-11-2016 < 15 UNITS 30160091608110640G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 08-11-2016 < 100 300 100 UG/L 30160091608110640G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 10-28-2015 < 100 300 100 UG/L 30160091510280720G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 10-28-2015 7.1000000 1 3 1 TON 30160091510280720G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 10-28-2015 < 15 UNITS 30160091510280720G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 08-18-2015 < 15 UNITS 30160091508180715G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 08-18-2015 < 1 3 1 TON 30160091508180715G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 08-18-2015 < 100 300 100 UG/L 30160091508180715G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 04-21-2015 < 5 15 UNITS 30160091504210700G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 04-21-2015 < 100 300 100 UG/L 30160091504210700G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 04-21-2015 4.5000000 1 3 1 TON 30160091504210700G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 01-13-2015 < 5 15 UNITS 30160091501130705G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 01-13-2015 5.8000000 1 3 1 TON 30160091501130705G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 01-13-2015 < 100 300 100 UG/L 30160091501130705G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 11-06-2014 4.5000000 1 3 1 TON 30160091411060720G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 11-06-2014 < 5 15 UNITS 30160091411060720G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 11-06-2014 < 100 300 100 UG/L 30160091411060720G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 08-11-2014 4.5000000 1 3 1 TON 30160091408110650G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 08-11-2014 < 100 300 100 UG/L 30160091408110650G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 08-11-2014 < 5 15 UNITS 30160091408110650G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 01-22-2014 < 5 15 UNITS 30160091401220615G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 01-22-2014 < 100 300 100 UG/L 30160091401220615G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 01-22-2014 < 1 3 1 TON 30160091401220615G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 10-15-2013 < 5 15 UNITS 30160091310150630G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 10-15-2013 < 100 300 100 UG/L 30160091310150630G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 10-15-2013 4.5000000 1 3 1 TON 30160091310150630G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 06-24-2013 < 5 15 UNITS 30160091306240645G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 06-24-2013 < 1 3 1 TON 30160091306240645G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 06-24-2013 < 100 300 100 UG/L 30160091306240645G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1022 COPPER, FREE 04-29-2013 < 50 1000 50 UG/L 30160091304291300L ALPHA ANALYTICAL LABORATORIES UKIAH 1551
0100 TURBIDITY 04-29-2013 < 0.1 5 .1 NTU 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1064 CONDUCTIVITY @ 25 C UMHOS/CM 04-29-2013 260.0000000 1600 UMHO/CM 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 04-29-2013 < 5 15 UNITS 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1055 SULFATE 04-29-2013 16.0000000 0.5 500 .5 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1050 SILVER 04-29-2013 < 10 100 10 UG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1052 SODIUM 04-29-2013 16.0000000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1915 HARDNESS, TOTAL (AS CACO3) 04-29-2013 97.0000000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1928 ALKALINITY, BICARBONATE 04-29-2013 120.0000000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1930 TDS 04-29-2013 170.0000000 1000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1925 PH 04-29-2013 7.9100000 pH 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1095 ZINC 04-29-2013 < 50 5000 50 UG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1032 MANGANESE 04-29-2013 < 20 50 20 UG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1031 MAGNESIUM 04-29-2013 10.0000000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 04-29-2013 < 1 3 1 TON 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1919 CALCIUM 04-29-2013 22.0000000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1021 HYDROXIDE AS CALCIUM CARBONATE 04-29-2013 < 1 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1994 AGGRESSIVE INDEX 04-29-2013 11.6300000 AGGR 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1017 CHLORIDE 04-29-2013 21.0000000 500 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
2905 FOAMING AGENTS (SURFACTANTS) 04-29-2013 < 0.1 .5 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1927 ALKALINITY, TOTAL 04-29-2013 96.0000000 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 04-29-2013 < 100 300 100 UG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1929 ALKALINITY, CARBONATE 04-29-2013 < 5 MG/L 30160091304291300G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 09-24-2012 < 5 15 UNITS 30160091209240710G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 09-24-2012 7.1000000 1 3 1 TON 30160091209240710G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 09-24-2012 < 100 300 100 UG/L 30160091209240710G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1905 COLOR 07-12-2012 < 5 15 UNITS 30160091207121605G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1920 ODOR 07-12-2012 < 1 3 1 TON 30160091207121605G ALPHA ANALYTICAL LABORATORIES UKIAH 1551
1028 IRON 07-12-2012 < 100 300 100 UG/L 30160091207121605G ALPHA ANALYTICAL LABORATORIES UKIAH 1551

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.