空气污染在 Thiruvallur ：实时空气质量指数和烟雾警报。

最新数据 过去 7 天 Thiruvallur 污染 2016年3月 - 2020年5月
来自工作站的当前数据： Manali Village, Chennai - TNPCB Manali, Chennai - CPCB
地点： « Tamil Nadu Thiruvallur Manali » Chinnasekkadu »
城市污染和空气质量 Thiruvallur 。 今天是 2024年5月18日星期六 。 已记录下列空气污染值 Thiruvallur ：
  1. 尘埃 - 65 (不良)
  2. 颗粒物(PM10)悬浮尘埃 - 29 (温和)
  3. 二氧化氮（NO2） - 12 (好)
  4. 二氧化硫 （SO2） - 12 (好)
  5. 一氧化碳 （CO） - 515 (好)
  6. 臭氧 （O3） - 14 (好)
10 月 1 日，美国 Thiruvallur 实时空气质量指数 （AQI 2022年10月14日星期五 ： 4 。

air quality index: 3
AQI 4 不良

今天，美国 Thiruvallur 。 空气中的空气是否 Thiruvallur ？有烟雾吗？

今天（ 2022年10月14日星期五 ）空气质量差 Thiruvallur 。 空气中 Thiruvallur 可能会引起呼吸不适，使心脏病患者感到不适。 患有呼吸系统或心脏病的儿童、老年人和个人应避免在儿童和心脏疾病中进行持续和高强度的 Thiruvallur 。 其他居民应适度减少在 Thiruvallur 。


目前 PM2.5 的当前 Thiruvallur ？ (尘埃)
今天的 PM2.5 级别是： 65 (不良) 相比之下，过去 7 天内 PM2.5 Thiruvallur 的最高水平是： 138 (2022年10月9日星期日) 和最低： 10 (2022年10月13日星期四) 。 记录的最高 PM2.5 值： 116 (2018年3月) 。 颗粒物PM2.5污染的最低水平发生在月份： 五月 (12) 。

今天下午的 PM10 Thiruvallur ？ (颗粒物(PM10)悬浮尘埃)
目前颗粒物PM10的 Thiruvallur ： 29 (温和) 最高 PM10 值通常以月份为 73 (2019年11月) 。 颗粒物PM10污染的最低值 Thiruvallur 记录为： 八月 (29) 。

NO2 水平有多高？ (二氧化氮（NO2）)
12 (好)

SO2 污染程度如何？ (二氧化硫 （SO2）)
12 (好)

CO 级别有多高？ (一氧化碳 （CO）)
515 (好)

今天 O3 级别在 Thiruvallur ？ (臭氧 （O3）)
14 (好)



当前数据 2022年10月14日星期五 上午6:00

PM2,5 65 (不良)

PM10 29 (温和)

NO2 12 (好)

SO2 12 (好)

CO 515 (好)

O3 14 (好)

最近几天的空气污染数据 Thiruvallur

index 2022-10-31 2022-10-07 2022-10-08 2022-10-09 2022-10-10 2022-10-11 2022-10-12 2022-10-13 2022-10-14
pm25 120
Very bad Hazardous		 28
Moderate		 75
Very Unhealthy		 138
Very bad Hazardous		 54
Unhealthy for Sensitive Groups		 24
Moderate		 124
Very bad Hazardous		 10
Good		 14
Moderate
pm10 27
Moderate		 54
Unhealthy for Sensitive Groups		 57
Unhealthy for Sensitive Groups		 19
Good		 23
Moderate		 38
Moderate		 41
Moderate		 37
Moderate		 36
Moderate
no2 8
Good		 17
Good		 17
Good		 17
Good		 17
Good		 17
Good		 17
Good		 17
Good		 17
Good
so2 9
Good		 18
Good		 18
Good		 7
Good		 7
Good		 8
Good		 10
Good		 12
Good		 15
Good
co 470
Good		 1695
Good		 1453
Good		 2125
Moderate		 2153
Moderate		 1724
Good		 1217
Good		 1535
Good		 1088
Good
o3 24
Good		 4
Good		 4
Good		 4
Good		 4
Good		 4
Good		 4
Good		 4
Good		 4
Good
data source »
空气污染在 Thiruvallur 从 2016年3月 2020年5月
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-02 2018-11 2018-10 2018-09 2018-08 2018-05 2018-04 2018-03 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03
pm25 12 (Good) 17 (Moderate) 30 (Moderate) 38 (Unhealthy for Sensitive Groups) 59 (Unhealthy) 47 (Unhealthy for Sensitive Groups) 36 (Unhealthy for Sensitive Groups) 33 (Moderate) 38 (Unhealthy for Sensitive Groups) 32 (Moderate) 36 (Unhealthy for Sensitive Groups) 27 (Moderate) 12 (Good) 23 (Moderate) 76 (Very Unhealthy) 64 (Unhealthy) 56 (Unhealthy) 65 (Unhealthy) 57 (Unhealthy) 39 (Unhealthy for Sensitive Groups) 59 (Unhealthy) 116 (Very bad Hazardous) 80 (Very Unhealthy) 102 (Very Unhealthy) 54 (Unhealthy for Sensitive Groups) 39 (Unhealthy for Sensitive Groups) 51 (Unhealthy for Sensitive Groups) 34 (Moderate) 28 (Moderate) 100 (Very Unhealthy) 86 (Very Unhealthy) 88 (Very Unhealthy) 84 (Very Unhealthy) 66 (Unhealthy) 64 (Unhealthy) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good)
no2 6.3 (Good) 10 (Good) 10 (Good) 15 (Good) 19 (Good) 18 (Good) 19 (Good) 16 (Good) 12 (Good) 22 (Good) 17 (Good) 7.5 (Good) 30 (Good) 21 (Good) 11 (Good) 15 (Good) 13 (Good) 16 (Good) 21 (Good) 51 (Moderate) 17 (Good) 21 (Good) 22 (Good) 17 (Good) 22 (Good) 22 (Good) 23 (Good) 17 (Good) 18 (Good) 24 (Good) 23 (Good) 25 (Good) 24 (Good) 22 (Good) 34 (Good) 37 (Good) 38 (Good) 40 (Good) 43 (Moderate) 24 (Good) 19 (Good) 14 (Good) 12 (Good) 17 (Good) 11 (Good) 7.5 (Good)
so2 4.8 (Good) 4.8 (Good) 11 (Good) 22 (Good) 24 (Good) 12 (Good) 8.2 (Good) 7.6 (Good) 8.3 (Good) 10 (Good) 9.1 (Good) 8.1 (Good) 7.8 (Good) 9.6 (Good) 14 (Good) 14 (Good) 6 (Good) 9.6 (Good) 20 (Good) 9.7 (Good) 9.4 (Good) 18 (Good) 11 (Good) 30 (Good) 13 (Good) 8.3 (Good) 9.3 (Good) 13 (Good) 10 (Good) 9.5 (Good) 7.3 (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good)
co 847 (Good) 658 (Good) 151 (Good) 245 (Good) 275 (Good) 154 (Good) 408 (Good) 709 (Good) 769 (Good) 326 (Good) 362 (Good) 528 (Good) - (Good) 1 (Good) 1 (Good) 1 (Good) 968 (Good) 948 (Good) 982 (Good) 1 (Good) 14 (Good) 37 (Good) 666 (Good) 551 (Good) 517 (Good) 674 (Good) 678 (Good) 517 (Good) 542 (Good) 537 (Good) 610 (Good) 552 (Good) 558 (Good) 415 (Good) 581 (Good) 399 (Good) 540 (Good) 1 (Good) 1 (Good) 987 (Good) 1 (Good) 1 (Good) 2 (Good) 1 (Good) 750 (Good) 967 (Good)
o3 90 (Moderate) 79 (Moderate) 68 (Good) 24 (Good) 36 (Good) 33 (Good) 55 (Good) 93 (Moderate) 138 (Unhealthy for Sensitive Groups) 102 (Moderate) 45 (Good) 53 (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good)
pm10 - (Good) 43 (Moderate) 29 (Moderate) 68 (Unhealthy for Sensitive Groups) 59 (Unhealthy for Sensitive Groups) 57 (Unhealthy for Sensitive Groups) 73 (Unhealthy for Sensitive Groups) 47 (Moderate) 44 (Moderate) 29 (Moderate) 32 (Moderate) 40 (Moderate) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good) - (Good)
data source »

Manali Village, Chennai - TNPCB

2022年10月31日星期一 上午2:00

PM2,5 120 (非常糟糕的危险性)

尘埃

PM10 27 (温和)

颗粒物(PM10)悬浮尘埃

NO2 7.5 (好)

二氧化氮（NO2）

SO2 9.3 (好)

二氧化硫 （SO2）

CO 470 (好)

一氧化碳 （CO）

O3 24 (好)

臭氧 （O3）

Manali, Chennai - CPCB

2022年10月14日星期五 上午6:00

SO2 14 (好)

二氧化硫 （SO2）

NO2 17 (好)

二氧化氮（NO2）

CO 560 (好)

一氧化碳 （CO）

O3 4.2 (好)

臭氧 （O3）

PM10 31 (温和)

颗粒物(PM10)悬浮尘埃

PM2,5 10 (好)

尘埃

Manali Village, Chennai - TNPCB

index 2022-10-31
pm25 120
pm10 27
no2 7.5
so2 9.3
co 470
o3 24

Manali, Chennai - CPCB

index 2022-10-14 2022-10-13 2022-10-12 2022-10-11 2022-10-10 2022-10-09 2022-10-08 2022-10-07
co 1088 1535 1217 1724 2153 2125 1453 1695
o3 4 4.2 4.2 4.1 4.2 4.2 4.2 4.2
so2 15 12 9.8 7.7 6.8 7.1 18 18
pm10 36 37 41 38 23 19 57 54
pm25 14 10 124 24 54 138 75 28
no2 17 17 17 17 17 17 17 17

Manali Village, Chennai - TNPCB

2019-06   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06
no2 7.2 6.8 7.2 6.3 6.8 8.5 8.5 8.4 10 11 11 7.5
so2 7 6.8 7.2 11 15 8.3 7.7 8.5 9.5 9.2 9.4 8.1
co 776 526 300 489 549 306 238 691 704 650 723 528
pm25 11 11 17 25 40 40 37 25 20 17 23 27
pm10 - 43 29 68 59 57 73 47 44 29 32 40
o3 90 79 68 24 36 33 55 93 138 102 45 53

Manali, Chennai - CPCB

2018-03   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-05 2019-04 2019-02 2018-11 2018-10 2018-09 2018-08 2018-05 2018-04 2018-03
pm25 12 23 44 51 77 54 35 41 55 47 49 12 23 76 64 56 65 57 39 59 116
no2 5.4 14 14 23 31 28 29 23 13 33 22 30 21 11 15 13 16 21 51 17 21
so2 2.6 2.7 15 33 32 17 8.6 6.8 7 11 8.8 7.8 9.6 14 14 6 9.6 20 9.7 9.4 18
co 917 789 1 1 1 1 578 726 833 1 1 - 1 1 1 968 948 982 1 14 37

Manali

2016-03   2018-02
pollution pm25 hikersbay.com
index 2018-02 2018-01 2017-12 2017-11 2017-10 2017-09 2017-08 2017-07 2017-06 2017-05 2017-04 2017-03 2017-02 2017-01 2016-12 2016-11 2016-10 2016-09 2016-08 2016-07 2016-06 2016-05 2016-04 2016-03
no2 22 17 22 22 23 17 18 24 23 25 24 22 34 37 38 40 43 24 19 14 12 17 11 7.5
co 666 551 517 674 678 517 542 537 610 552 558 415 581 399 540 1 1 987 1 1 2 1 750 967
pm25 80 102 54 39 51 34 28 100 86 88 84 66 64 - - - - - - - - - - -
so2 11 30 13 8.3 9.3 13 10 9.5 7.3 - - - - - - - - - - - - - - -

* Pollution data source: https://openaq.org (caaqm) The data is licensed under CC-By 4.0