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- Results of dioxins survey in soil (FY2021)
Last updated on April 2, 2024.
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Results of dioxins survey in soil (FY2021)
This page is a document describing the results of a survey of dioxin concentrations in soil conducted in FY2021 (Reiwa 3).
Overview of the Survey
In Yokohama City, the entire city was divided into 10 districts this year for dioxins in the soil, and one point was selected from each district and surveyed. We are pleased to inform you that the results of the survey have been compiled.
Survey points and methods
The survey points were selected for parks with bare land with a certain area suitable for sampling, and were collected and analyzed in accordance with the "Soil Survey and Measurement Manual for Dioxins (Ministry of the Environment: March 2009)" .
Date of Survey
From July 26 to 30, 2021
Results of the survey
The concentration of dioxins in the soil at 10 locations in the city conformed to the soil environmental standard of 1,000 pg-TEQ / g at all locations.
The survey results of each point are as follows.
Point number | Survey points | Location | Dioxin concentration |
|---|---|---|---|
| 1 | Asahi Elementary School | 4-25-1, Kitaterao, Tsurumi-ku | 0.14 |
| 2 | Nitani Elementary School | 11-1, Hirakawacho, Kanagawa-ku | 0.077 |
| 3 | Bessho Elementary School | 6-3-1, Bessho, Minami-ku | 0.52 |
| 4 | Taipei, Konan Park | 1-3, Kounandai, Kounan-ku | 0.20 |
| 5 | Zenbucho South Park | 114-8, Zenbucho, Asahi-ku | 0.31 |
| 6 | Sannoudai Elementary School | 5-2-1, Isogo, Isogo-ku | 0.032 |
| 7 | Takada Elementary School | 1774, Takatacho, Kouhoku-ku | 0.024 |
| 8 | Fuji Park Kawawa | 20, Fujimigaoka, Tsuzuki-ku | 2.0 |
| 9 | Naka Wada Minami Elementary School | 987, Izumicho, Izumi-ku | 0.12 |
| 10 | Kurata Elementary School | 1426-6, Kamikuratacho, Totsuka-ku | 0.060 |
※Environmental standards for soil contamination: 1,000pg-TEQ/g or less
Inquiries to this page
Water and Soil Environment Division, Green Environment Bureau Environmental Conservation Department, Yokohama City
Phone: 045-671-2494
Phone: 045-671-2494
Fax: 045-671-2809
E-Mail address mk-dojo@city.yokohama.lg.jp
Page ID: 402-312-757
