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Environmental Planning Bureau environment Maintenance Division Environment Administration Division
Telephone: 045-671-3507
Telephone: 045-671-3507
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The official announcement situation (2020) of photochemical smog alarm
In this page, we show about the situation of day when photochemical smog alarm was announced in Yokohama-shi in 2020 (Raiwa 2).
Last update date November 6, 2020
The official announcement situation
One time of warning was announced, but we did not have report of health hazard in 2020.
The official announcement number of times |
Official announcement day | Measures type | The official announcement time | The city high of photochemical oxidant density and the measurement station and the time | The city report toll | The official announcement situation local other than the Kanagawa prefecture |
|---|---|---|---|---|---|---|
| 1 | Wednesday, August 19 | Warning | 13:20~14:20 | 0.128 ppm (Tsuzuki Ward synthesis government building, 13:00) | 0 people | Kawasaki |
