Updated: 2025-05-07 11:25 CEST
| Locality: |
Praha 2-Riegrovy sady
|
|
| Code: |
ARIEA |
| Type of measuring programme: |
Automated measuring program |
| Locality owner: |
Czech Hydrometeorological Institute |
| Abbreviation: |
B/U/NR |
| Coordinates: |
50° 4´ 53.335" North latitude 14° 26´ 33.690" East longitude |
| Altitude: |
256 m |
Actual measured level of air pollution
Actual unverified data
| 2025-05-06 09:00 - 12:00 CEST |
2A
|
3.9 |
7.8 |
30.8 |
71.3 |
|
|
|
| 24.1 |
| 2025-05-06 10:00 - 13:00 CEST |
2A
|
4.2 |
6.1 |
22.2 |
77.5 |
|
|
|
| 15.9 |
| 2025-05-06 11:00 - 14:00 CEST |
2A
|
4.8 |
5.8 |
17.2 |
80.6 |
|
|
|
| 11.8 |
| 2025-05-06 12:00 - 15:00 CEST |
2A
|
5.1 |
5.4 |
15.1 |
83.3 |
|
|
|
| 9.7 |
| 2025-05-06 13:00 - 16:00 CEST |
2A
|
5.0 |
5.4 |
9.4 |
84.7 |
|
|
|
| 8.8 |
| 2025-05-06 14:00 - 17:00 CEST |
2A
|
4.6 |
6.1 |
11.1 |
86.1 |
|
|
|
| 7.7 |
| 2025-05-06 15:00 - 18:00 CEST |
2A
|
4.3 |
6.8 |
12.0 |
89.1 |
|
|
|
| 8.4 |
| 2025-05-06 16:00 - 19:00 CEST |
2A
|
5.2 |
7.3 |
13.0 |
92.6 |
|
|
|
| 8.5 |
| 2025-05-06 17:00 - 20:00 CEST |
2A
|
5.6 |
7.4 |
8.6 |
93.5 |
|
|
|
| 8.9 |
| 2025-05-06 18:00 - 21:00 CEST |
2A
|
5.6 |
9.5 |
10.8 |
89.3 |
|
|
|
| 7.5 |
| 2025-05-06 19:00 - 22:00 CEST |
2A
|
5.0 |
13.3 |
11.6 |
81.6 |
|
|
|
| 5.4 |
| 2025-05-06 20:00 - 23:00 CEST |
2A
|
4.6 |
21.1 |
13.6 |
68.8 |
|
|
|
| 5.2 |
| 2025-05-06 21:00 - 00:00 CEST |
2A
|
4.3 |
28.5 |
10.1 |
56.5 |
|
|
|
| 5.5 |
| 2025-05-06 22:00 - 01:00 CEST |
1B
|
4.5 |
38.4 |
8.7 |
40.9 |
|
|
|
| 8.1 |
| 2025-05-06 23:00 - 02:00 CEST |
1B
|
4.6 |
39.5 |
10.0 |
31.9 |
|
|
|
| 8.1 |
| 2025-05-07 00:00 - 03:00 CEST |
1B
|
4.9 |
37.2 |
13.0 |
25.5 |
|
|
|
| 8.2 |
| 2025-05-07 01:00 - 04:00 CEST |
1B
|
5.2 |
30.0 |
17.9 |
23.8 |
|
|
|
| 6.4 |
| 2025-05-07 02:00 - 05:00 CEST |
1B
|
5.6 |
26.9 |
17.2 |
22.5 |
|
|
|
| 7.7 |
| 2025-05-07 03:00 - 06:00 CEST |
1B
|
5.3 |
25.4 |
17.7 |
21.0 |
|
|
|
| 10.4 |
| 2025-05-07 04:00 - 07:00 CEST |
1B
|
4.7 |
25.9 |
14.4 |
18.4 |
|
|
|
| 11.3 |
| 2025-05-07 05:00 - 08:00 CEST |
1B
|
4.9 |
27.8 |
13.6 |
19.6 |
|
|
|
| 10.1 |
| 2025-05-07 06:00 - 09:00 CEST |
1B
|
4.9 |
31.2 |
17.0 |
24.7 |
|
|
|
| 13.6 |
| 2025-05-07 07:00 - 10:00 CEST |
2A
|
5.0 |
31.9 |
23.9 |
35.5 |
|
|
|
| 21.0 |
| 2025-05-07 08:00 - 11:00 CEST |
2A
|
4.6 |
27.5 |
29.3 |
50.5 |
|
|
|
| 26.6 |
|
1A
|
≥ 0.00 and < 0.34 |
very good to good |
|
1B
|
≥ 0.34 and < 0.67 |
|
2A
|
≥ 0.67 and < 1.00 |
acceptable |
|
2B
|
≥ 1.00 and < 1.50 |
|
3A
|
≥ 1.50 and < 2.00 |
aggravated to bad |
|
3B
|
≥ 2.00 |
|
|
Component is not measured, index not determined |
|
|
Incomplete data |
Map of station position
Map is on page with detailed information about locality
