Updated: 2026-05-24 17:25 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
| 2026-05-23 15:00 - 18:00 CEST |
2B
|
1.8 |
4.7 |
10.2 |
106.4 |
|
|
|
|
7.5 |
| 2026-05-23 16:00 - 19:00 CEST |
2B
|
2.2 |
4.8 |
8.7 |
108.8 |
|
|
|
|
8.5 |
| 2026-05-23 17:00 - 20:00 CEST |
2B
|
2.2 |
5.0 |
10.5 |
111.0 |
|
|
|
|
12.0 |
| 2026-05-23 18:00 - 21:00 CEST |
2B
|
1.8 |
6.8 |
9.5 |
105.5 |
|
|
|
|
14.1 |
| 2026-05-23 19:00 - 22:00 CEST |
2B
|
1.3 |
12.7 |
16.3 |
94.0 |
|
|
|
|
13.1 |
| 2026-05-23 20:00 - 23:00 CEST |
2A
|
1.3 |
26.5 |
20.9 |
72.6 |
|
|
|
|
12.2 |
| 2026-05-23 21:00 - 00:00 CEST |
2A
|
1.3 |
42.4 |
25.8 |
49.1 |
|
|
|
|
13.6 |
| 2026-05-23 22:00 - 01:00 CEST |
2A
|
1.3 |
53.5 |
24.6 |
31.2 |
|
|
|
|
16.3 |
| 2026-05-23 23:00 - 02:00 CEST |
2A
|
1.3 |
44.3 |
27.9 |
34.0 |
|
|
|
|
14.0 |
| 2026-05-24 00:00 - 03:00 CEST |
2A
|
1.3 |
35.8 |
28.3 |
38.5 |
|
|
|
|
16.4 |
| 2026-05-24 01:00 - 04:00 CEST |
2A
|
1.3 |
28.5 |
29.2 |
44.6 |
|
|
|
|
19.9 |
| 2026-05-24 02:00 - 05:00 CEST |
2A
|
1.3 |
29.3 |
28.4 |
35.6 |
|
|
|
|
22.9 |
| 2026-05-24 03:00 - 06:00 CEST |
2A
|
1.3 |
28.2 |
28.4 |
29.8 |
|
|
|
|
20.0 |
| 2026-05-24 04:00 - 07:00 CEST |
2A
|
1.3 |
25.0 |
28.5 |
28.8 |
|
|
|
|
17.7 |
| 2026-05-24 05:00 - 08:00 CEST |
1B
|
1.3 |
25.8 |
26.2 |
28.9 |
|
|
|
|
17.4 |
| 2026-05-24 06:00 - 09:00 CEST |
2A
|
1.3 |
22.5 |
28.5 |
37.1 |
|
|
|
|
20.2 |
| 2026-05-24 07:00 - 10:00 CEST |
2A
|
2.6 |
18.9 |
25.2 |
53.9 |
|
|
|
|
17.0 |
| 2026-05-24 08:00 - 11:00 CEST |
2A
|
3.7 |
14.7 |
18.8 |
77.5 |
|
|
|
|
13.0 |
| 2026-05-24 09:00 - 12:00 CEST |
2B
|
4.3 |
10.6 |
13.8 |
99.7 |
|
|
|
|
9.5 |
| 2026-05-24 10:00 - 13:00 CEST |
2B
|
3.5 |
6.8 |
12.2 |
114.4 |
|
|
|
|
8.3 |
| 2026-05-24 11:00 - 14:00 CEST |
2B
|
3.1 |
4.5 |
13.9 |
120.9 |
|
|
|
|
7.6 |
| 2026-05-24 12:00 - 15:00 CEST |
2B
|
3.3 |
4.5 |
11.3 |
120.2 |
|
|
|
|
10.0 |
| 2026-05-24 13:00 - 16:00 CEST |
2B
|
2.7 |
4.6 |
13.9 |
117.6 |
|
|
|
|
11.4 |
| 2026-05-24 14:00 - 17:00 CEST |
2B
|
2.1 |
5.2 |
13.3 |
114.4 |
|
|
|
|
14.8 |
|
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
