Luftforurening i San Francisco: Real-time Air Quality Index og smog alarm.
Prognoser for forurening og luftkvalitet for San Francisco. I dag er fredag den 2. maj 2025. Følgende luftforureningsværdier er blevet registreret for San Francisco:- ozon (O3) - 0 (God)
- partikler (PM2,5) støv - 8 (God)
Hvad er luftkvaliteten i San Francisco dag? Er luften forurenet i San Francisco?. Er der smog?
Hvordan er O3-niveauet i dag i San Francisco? (ozon (O3))
0 (God)
Hvad er det nuværende niveau for PM2,5 i San Francisco? (partikler (PM2,5) støv)
Dagens PM2.5 niveau er:
8 (God)
Til sammenligning var det højeste niveau af PM2,5 i San Francisco i de sidste 7 dage: 27 (fredag den 2. februar 2024) og det laveste: 9 (lørdag den 3. februar 2024).
De højeste PM2,5-værdier blev registreret: 50 (marts 2020).
Det laveste niveau af partikler PM2,5 forurening forekommer i måned: maju (12).
Aktuelle data onsdag den 7. februar 2024 08.00
O3 0 (God)
PM2,5 8 (God)
Data om luftforurening fra de seneste dage i San Francisco
index
2024-01-31
2024-02-01
2024-02-02
2024-02-03
2024-02-04
2024-02-05
2024-02-06
2024-02-07
o3
0
Good
0
Good
0
Good
0
Good
0
Good
0
Good
0
Good
0
Good
pm25
23
Moderate
23
Moderate
27
Moderate
9
Good
12
Good
17
Moderate
10
Good
11
Good
data source »
Luftforurening i San Francisco fra november 2018 til maj 2020
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
2019-03
2019-02
2019-01
2018-12
2018-11
o3:ppm
0.02 (Good)
0.02 (Good)
0.03 (Good)
0.02 (Good)
0.02 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.02 (Good)
0.02 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
0.01 (Good)
pm25
12 (Good)
16 (Moderate)
50 (Unhealthy for Sensitive Groups)
27 (Moderate)
14 (Moderate)
17 (Moderate)
16 (Moderate)
15 (Moderate)
17 (Moderate)
22 (Moderate)
17 (Moderate)
14 (Moderate)
17 (Moderate)
18 (Moderate)
34 (Moderate)
33 (Moderate)
21 (Moderate)
19 (Moderate)
19 (Moderate)
data source »
MED-LAYE - Medellín, El Poblado - Tanques La Ye EPM
onsdag den 7. februar 2024 08.00
O3 0 (God)
ozon (O3)
PM2,5 7.8 (God)
partikler (PM2,5) støv
MED-LAYE - Medellín, El Poblado - Tanques La Ye EPM
index
2024-02-07
2024-02-06
2024-02-05
2024-02-04
2024-02-03
2024-02-02
2024-02-01
2024-01-31
o3
0
0.02
0.01
0.01
0.01
0.01
0.01
0.01
pm25
11
10
17
12
9.3
27
23
23
MED-LAYE - Medellín, El Poblado - Tanques La Ye EPM
2018-11 2020-05
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
2019-03
2019-02
2019-01
2018-12
2018-11
o3:ppm
0.02
0.02
0.03
0.02
0.02
0.01
0.01
0.01
0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
pm25
12
16
50
27
14
17
16
15
17
22
17
14
17
18
34
33
21
19
19
* Pollution data source:
https://openaq.org
(Medellin)
The data is licensed under CC-By 4.0
O3 0 (God)
PM2,5 8 (God)
Data om luftforurening fra de seneste dage i San Francisco
| index | 2024-01-31 | 2024-02-01 | 2024-02-02 | 2024-02-03 | 2024-02-04 | 2024-02-05 | 2024-02-06 | 2024-02-07 |
|---|---|---|---|---|---|---|---|---|
| o3 | 0 Good |
0 Good |
0 Good |
0 Good |
0 Good |
0 Good |
0 Good |
0 Good |
| pm25 | 23 Moderate |
23 Moderate |
27 Moderate |
9 Good |
12 Good |
17 Moderate |
10 Good |
11 Good |
| 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 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| o3:ppm | 0.02 (Good) | 0.02 (Good) | 0.03 (Good) | 0.02 (Good) | 0.02 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.02 (Good) | 0.02 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) | 0.01 (Good) |
| pm25 | 12 (Good) | 16 (Moderate) | 50 (Unhealthy for Sensitive Groups) | 27 (Moderate) | 14 (Moderate) | 17 (Moderate) | 16 (Moderate) | 15 (Moderate) | 17 (Moderate) | 22 (Moderate) | 17 (Moderate) | 14 (Moderate) | 17 (Moderate) | 18 (Moderate) | 34 (Moderate) | 33 (Moderate) | 21 (Moderate) | 19 (Moderate) | 19 (Moderate) |
O3 0 (God)
ozon (O3)PM2,5 7.8 (God)
partikler (PM2,5) støvMED-LAYE - Medellín, El Poblado - Tanques La Ye EPM
| index | 2024-02-07 | 2024-02-06 | 2024-02-05 | 2024-02-04 | 2024-02-03 | 2024-02-02 | 2024-02-01 | 2024-01-31 |
|---|---|---|---|---|---|---|---|---|
| o3 | 0 | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| pm25 | 11 | 10 | 17 | 12 | 9.3 | 27 | 23 | 23 |
MED-LAYE - Medellín, El Poblado - Tanques La Ye EPM
| 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 | 2019-03 | 2019-02 | 2019-01 | 2018-12 | 2018-11 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| o3:ppm | 0.02 | 0.02 | 0.03 | 0.02 | 0.02 | 0.01 | 0.01 | 0.01 | 0.02 | 0.02 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
| pm25 | 12 | 16 | 50 | 27 | 14 | 17 | 16 | 15 | 17 | 22 | 17 | 14 | 17 | 18 | 34 | 33 | 21 | 19 | 19 |