Kamihongō, Matsudo-shi, Chiba-ken Air Pollution:
Real-time Air Quality Index (AQI)

Kamihongō, Matsudo-shi, Chiba-ken松戸上本郷（車）松戸市
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Kamihongō, Matsudo-shi, Chiba-ken AQI: Kamihongō, Matsudo-shi, Chiba-ken Real-time Air Quality Index (AQI).
9
Good
Updated on Monday 5:00
temperature: 8°C
currentpast 2 daysminmax
PM2.5 AQI
9Kamihongō, Matsudo-shi, Chiba-ken, Japan PM25 (fine particulate matter) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Chiba Prefecture EPA (千葉県ホームページ). Values are converted to the US EPA AQI standard.542
PM10 AQI
8Kamihongō, Matsudo-shi, Chiba-ken, Japan PM10 (respirable particulate matter) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Chiba Prefecture EPA (千葉県ホームページ). Values are converted to the US EPA AQI standard.116
O3 AQI
18Kamihongō, Matsudo-shi, Chiba-ken, Japan O3 (ozone) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Chiba Prefecture EPA (千葉県ホームページ). Values are converted to the US EPA AQI standard.1831
NO2 AQI
13Kamihongō, Matsudo-shi, Chiba-ken, Japan NO2 (nitrogen dioxide) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Chiba Prefecture EPA (千葉県ホームページ). Values are converted to the US EPA AQI standard.423
SO2 AQI
2Kamihongō, Matsudo-shi, Chiba-ken, Japan SO2 (sulfur dioxide) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Chiba Prefecture EPA (千葉県ホームページ). Values are converted to the US EPA AQI standard.22
CO AQI
2Kamihongō, Matsudo-shi, Chiba-ken, Japan CO (carbon monoxide) measured by : • Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) • Chiba Prefecture EPA (千葉県ホームページ). Values are converted to the US EPA AQI standard.23
Temp.
8Kamihongō, Matsudo-shi, Chiba-ken, Japan t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).512
Pressure
983Kamihongō, Matsudo-shi, Chiba-ken, Japan p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).9831017
Humidity
84Kamihongō, Matsudo-shi, Chiba-ken, Japan h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).2585
Wind
1Kamihongō, Matsudo-shi, Chiba-ken, Japan w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).13
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Air Quality Forecast
MON 17
15°C
8°C
TUE 18
8°C
6°C
WED 19
11°C
4°C
THU 20
11°C
4°C
FRI 21
14°C
7°C
SAT 22
21°C
9°C
SUN 23
15°C
11°C
PM2.5
O3
Monday 17Tuesday 18Wednesday 19Thursday 20Friday 21Saturday 22Sunday 23
hour
0369121518210369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
333391411976534566476611131110865336531331243012234762377781412























































Temp.
8°10°9°12°15°13°10°8°8°7°6°7°7°8°7°8°8°4°4°4°11°11°8°6°5°4°5°8°10°11°10°9°8°7°7°10°13°14°13°12°12°11°9°12°18°21°20°17°15°14°11°12°11°13°11°
relative humidity
84828148262532333543424461686164709587923532323136383928343646535958524233343541425152412525283639495448281824
barometric pressure
9949919949969981003100710101012101310151016101510141014101310081005100510061006101010141017101810191021102110201019102010201019101810181017101410131013101310121010101010091006100210021002100199910011004100610061010
total precipitation
0.40.10.30.10.10.10.10.30.80.10.68.59.10.60.80.20.4
UVI:
6


5:50 ~ 17:50
UVI:
5


5:48 ~ 17:50
UVI:
5


5:47 ~ 17:51
UVI:
5


5:45 ~ 17:52
UVI:
2


5:44 ~ 17:53


5:43 ~ 17:54


5:41 ~ 17:55
Forecast plotted using timezone +09:00
Latest forecast updates:
Wind: 4 hours ago [Mar 16, 2025 4:44 PM]
fine particulate matter: 2 hours ago [Mar 16, 2025 6:12 PM]
ozone: a day ago [Mar 15, 2025 8:48 PM]
click to view the detailed forecast

Air Quality Data provided by: the Japan Atmospheric Environmental Regional Observation System (環境省大気汚染物質広域監視システム) (soramame.env.go.jp) and the Chiba Prefecture EPA (千葉県ホームページ) (air.taiki.pref.chiba.lg.jp)

Note that the measurements for SO2 (sulfur dioxide) and O3 (ozone) are taken from the station: Nemoto, Matsudo, Chiba
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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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