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.
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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Limnetic and Soil | Mercury and its compounds | The public utility foundation | R53 | JWWA (Japan Water Works Association) | Database of Water Quality of Aqueduct (http://www.jwwa.or.jp/mizu/index.html) | 2019 | Others | Others | Purified water (Tap water, etc.) | mg/L | < 0.00005 | < 0.0005 | |
| Limnetic and Soil | Mercury and its compounds | The public utility foundation | R53 | JWWA (Japan Water Works Association) | Database of Water Quality of Aqueduct (http://www.jwwa.or.jp/mizu/index.html) | 2018 | Others | Others | Emitted water from the water purification facilities | mg/L | < 0.00005 | < 0.00005 | |
| Limnetic and Soil | Mercury and its compounds | The public utility foundation | R53 | JWWA (Japan Water Works Association) | Database of Water Quality of Aqueduct (http://www.jwwa.or.jp/mizu/index.html) | 2020 | Others | Others | Tap water | mg/L | < 0.00005 | < 0.0005 | |
| Limnetic and Soil | Mercury and its compounds | The public utility foundation | R53 | JWWA (Japan Water Works Association) | Database of Water Quality of Aqueduct (http://www.jwwa.or.jp/mizu/index.html) | 2020 | Others | Others | Raw water | mg/L | < 0.00005 | < 0.0005 | |
| Limnetic and Soil | Mercury and its compounds | The public utility foundation | R53 | JWWA (Japan Water Works Association) | Database of Water Quality of Aqueduct (http://www.jwwa.or.jp/mizu/index.html) | 2020 | Others | Others | Purified water (Tap water, etc.) | mg/L | < 0.00005 | < 0.0005 | |
| Limnetic and Soil | Mercury and its compounds | The public utility foundation | R53 | JWWA (Japan Water Works Association) | Database of Water Quality of Aqueduct (http://www.jwwa.or.jp/mizu/index.html) | 2020 | Others | Others | Emitted water from the water purification facilities | mg/L | < 0.00005 | < 0.0005 | |
| Limnetic and Soil | Eluted mercury and its compounds | The central government | R54 | MOEJ (Ministry of the Environment, Japan) | The investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 | Tohoku | Iwate, Miyagi and Fukushima Prefectures | Soil | mg/L | ・・0.0005 | ・・0.0005 | ・・0.0005 |
| Limnetic and Soil | Alkyl-Hg | The central government | R54 | MOEJ (Ministry of the Environment, Japan) | The investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 | Tohoku | Iwate, Miyagi and Fukushima Prefectures | Soil | mg/L | ・・0.0005 | ・・0.0005 | ・・0.0005 |
| Limnetic and Soil | Mercury and its compounds | The central government | R54 | MOEJ (Ministry of the Environment, Japan) | The investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 | Tohoku | Iwate, Miyagi and Fukushima Prefectures | Soil | mg/kg | ・・1.0 | ・・1.0 | ・・1.0 |
| Limnetic and Soil | Eluted mercury and its compounds | The central government | R54 | MOEJ (Ministry of the Environment, Japan) | The investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 | Tohoku | Iwate, Miyagi and Fukushima Prefectures | Soil | mg/L | 0.0005 | 0.0005 | 0.0005 |
| Limnetic and Soil | Alkyl-Hg | The central government | R54 | MOEJ (Ministry of the Environment, Japan) | The investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 | Tohoku | Iwate, Miyagi and Fukushima Prefectures | Soil | mg/L | 0.0005 | 0.0005 | 0.0005 |
| Limnetic and Soil | Mercury and its compounds | The central government | R54 | MOEJ (Ministry of the Environment, Japan) | The investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 | Tohoku | Iwate, Miyagi and Fukushima Prefectures | Soil | mg/kg | 1.0 | 1.0 | 1.0 |
| Limnetic and Soil | Gaseous elemental mercury | The central government | R55 | MOEJ (Ministry of the Environment, Japan) | The second investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 2012 | Tohoku | Iwate, Miyagi, Fukushima, Ibaraki and Chiba Prefectures | Soil | mg/L | 0.0005 | 0.0005 | 0.0005 |
| Limnetic and Soil | Gaseous elemental mercury | The central government | R55 | MOEJ (Ministry of the Environment, Japan) | The second investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 2012 | Tohoku | Iwate, Miyagi, Fukushima, Ibaraki and Chiba Prefectures | Soil | mg/L | 0.0005 | 0.0005 | 0.0005 |
| Limnetic and Soil | Gaseous elemental mercury | The central government | R55 | MOEJ (Ministry of the Environment, Japan) | The second investigation of soil environment monitoring in the damaged areas derived from the Great East Japan Earthquake | 2011 2012 | Tohoku | Iwate, Miyagi, Fukushima, Ibaraki and Chiba Prefectures | Soil | mg/kg | 1.0 | 1.0 | 1.0 |
| Atmosphere | Gaseous elemental mercury | MOEJ (Ministry of the Environment, Japan) | R56 | MOEJ (Ministry of the Environment, Japan) | The monitoring surveys on atmospheric background mercury concentration | 2007 | Okinawa | Hedo Misaki, Okinawa | Air | ng/m3 | 1.5 | 0.4 | 1.4 |
| Atmosphere | Gaseous elemental mercury | MOEJ (Ministry of the Environment, Japan) | R56 | MOEJ (Ministry of the Environment, Japan) | The monitoring surveys on atmospheric background mercury concentration | 2008 | Okinawa | Hedo Misaki, Okinawa | Air | ng/m3 | 1.8 | 0.4 | 1.8 |
| Atmosphere | Gaseous elemental mercury | MOEJ (Ministry of the Environment, Japan) | R56 | MOEJ (Ministry of the Environment, Japan) | The monitoring surveys on atmospheric background mercury concentration | 2009 | Okinawa | Hedo Misaki, Okinawa | Air | ng/m3 | 2.2 | 0.4 | 2 |
| Atmosphere | Gaseous elemental mercury | MOEJ (Ministry of the Environment, Japan) | R56 | MOEJ (Ministry of the Environment, Japan) | The monitoring surveys on atmospheric background mercury concentration | 2010 | Okinawa | Hedo Misaki, Okinawa | Air | ng/m3 | 1.9 | 0.5 | 1.8 |
| Atmosphere | Gaseous elemental mercury | MOEJ (Ministry of the Environment, Japan) | R56 | MOEJ (Ministry of the Environment, Japan) | The monitoring surveys on atmospheric background mercury concentration | 2011 | Okinawa | Hedo Misaki, Okinawa | Air | ng/m3 | 2.1 | 0.5 | 2 |
