This database is built to show the mercury distribution in various environments and related products in Japan. The information of sampling media, mercury type, sampling region, and sampling time are contained. In this database, you can search and browse by categories, and also enjoy on-demand mercury maps in Japan.

Sampling Media
Mercury Type
Sampling Region
Sampling Time

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Search Results

Sample Media Mercury Type Principal agent Reference Number Institute Reference Year Sampling Region Sampling Area Sample Type Unit Minmum Maximum Average
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 35 2019 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) ppm 0.04 0.12 0.066666667
Aquatic water and products Me-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 35 2019 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) ppm 0.03 0.11 0.06
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 35 2019 Chubu Niigata Prefecture Fish 9 species μg/g 0.02 0.27 0.09
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 35 2019 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) μg/g .o02 0.29 0.1
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 35 2019 Chubu Niigata Prefecture Fish 9 species μg/g 0.02 0.27 0.09
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 35 2019 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) μg/g 0.02 0.29 0.1
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 36 2020 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) ppm 0.04 0.14 0.076666667
Aquatic water and products Me-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 36 2020 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) ppm 0.04 0.12 0.066666667
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 36 2020 Chubu Niigata Prefecture Fish 10 species μg/g 0.04 0.27 0.1
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 36 2020 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) μg/g 0.04 0.29 0.09
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 37 2021 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) ppm 0.03 0.5 0.146666667
Aquatic water and products Me-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 37 2021 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) ppm 0.03 0.39 0.12
Aquatic water and products T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 37 2021 Chubu Niigata Prefecture Japanese dace (Tribolodon hakonensis) μg/g 0.05 0.09 0.07
Waste T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 1 1985 Chubu Niigata Prefecture Discharge water in working places mg/L < 0.0005 0.0007 n/a
Waste T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 1 1985 Chubu Niigata Prefecture Drifted snow around the cement plants ppm 4 310 103
Waste T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 1 1985 Chubu Niigata Prefecture Drifted snow around the chlorine-alkali electrolysis plants ppm 2 55 16.33333333
Waste T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 1 1985 Chubu Niigata Prefecture Drifted snow around the chlorine-alkali electrolysis plants ppm 3 12 6.222222222
Waste T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 1 1985 Chubu Niigata Prefecture Leachate in the landfill areas ppm < 0.5 < 0.5 < 0.5
Limnetic and Soil T-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 2 1986 Chubu Niigata Prefecture River sediment μg/g (dry-wt.j 0.053 0.262 0.11725
Limnetic and Soil Me-Hg Local government R33 Niigata Prefectural Environmental Science and Public Health Annual Report of Niigata Prefectural Environmental Science and Public Health No. 2 1986 Chubu Niigata Prefecture River sediment μg/g (dry-wt.j < 0.001 < 0.001 < 0.001