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Water quality measurement data

Last update date January 10, 2019

Water reproduction center water quality test annual report

In water reproduction center of the city 11, we carry out water quality test of sewage, river flowing into water reproduction center and water to discharge into sea area. Effluent standard is established in water to discharge from water reproduction center and confirms in particular whether you can work to meet the standard.
We make water quality test annual report that settled water quality test result every year in the sewer quality of the water section.

Water quality test annual report

We release water quality test annual report of after 2004 and 1970, 55, 1990, 7, 12.
Please inquire for other annual report.

Photograph of water quality test annual report cover



Position of each water reproduction center

Map is separated by color for each water reproduction center processing ward.

Illustration of the city map separated by color for each water reproduction center processing ward

The sewer of Yokohama judging from the quality of the water

We introduce structure cleaning role of the sewer in water regime and dirty water and explain dirty water gakireiniyomigaerumadeo using the quality of the water data of sewage clearly.

Photograph of cover of the sewer of Yokohama judging from the quality of the water



The sewer Q&A of Yokohama judging from the quality of the water

We introduce structure cleaning role of the sewer in water regime and dirty water and explain dirty water gakireiniyomigaerumadeo using the quality of the water data of sewage clearly.

pdfThe sewer Q&A (2016 version) of Yokohama judging from the quality of the water (PDF: 1,597KB)

Photograph of cover of the sewer Q&A of Yokohama judging from the quality of the water



Research

We publish the point of research about the sewer which the sewer quality of the water section (the old water reproduction quality of the water section, water quality management section) announced in the national sewer meeting for presenting research papers, the staff duties presentation in station. (we prohibit use of the published point without permission of reproduction, second)

We read the point of research

kabanodaichanno illustration


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Inquiry to this page

The Environmental Planning Bureau sewer Facilities Department sewer quality of the water section

Telephone: 045-621-4343

Telephone: 045-621-4343

Fax: 045-621-4256

E-Mail address ks-suishitsu@city.yokohama.jp

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