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Results of dioxin survey in soil (FY2016)

Last updated on April 2, 2024.

This page is a document describing the results of a survey of dioxin concentrations in soil conducted in FY2016 (Heisei 28).

Overview of the Survey

Yokohama City has been investigating dioxins in the soil since 1998, and this year, the entire city was divided into 10 districts, 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 August 23, 2016 to August 29, 2016

Results of the survey

  1. 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.
  2. Results of dioxin survey in soil
Results of dioxin survey in soil in FY2016
Point numberSurvey pointsLocation

Dioxin concentration
(Unit: pg-TEQ/g)

Shishigaya Elementary School1-19-1, Shishigaya, Tsurumi-ku0.95
Mitsuzawa Park3-1, Mitsuzawanishimachi, Kanagawa-ku0.59
Honmoku Sancho Park1-5, Wadayama, Naka-ku8.8
Hongo Elementary School16-1, Nakanocho, Sakae-ku0.052
Hodogaya Elementary School129-4, Godocho, Hodogaya-ku0.044
Hakkei Elementary School1-21-2, Deiki, Kanazawa-ku0.28
Shinohara Elementary School3-27-1, Shinoharahigashi, Kouhoku-ku1.0
Susukino Elementary School3-4-1, Susukino, Aoba-ku1.3
Daimon Elementary School3-47-5, Hongo, Seya-ku1.7
10Maioka Park1764, Maiokacho, Totsuka-ku2.3

※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 [email protected]

Return to the previous page

Page ID: 246-716-411

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