Updated: 2026-05-24 17:25 CEST
| Locality: |
Letiste Praha
|
|
| Code: |
ALERA |
| Type of measuring programme: |
Automated measuring program |
| Locality owner: |
Letiste Praha, s.r.o. |
| Abbreviation: |
T/S/C |
| Coordinates: |
50° 6´ 25.510" North latitude 14° 15´ 26.014" East longitude |
| Altitude: |
376 m |
Actual measured level of air pollution
Actual unverified data
| 2026-05-23 15:00 - 18:00 CEST |
2B
|
|
4.5 |
23.2 |
97.3 |
|
|
|
|
10.2 |
| 2026-05-23 16:00 - 19:00 CEST |
2B
|
|
4.2 |
22.8 |
95.9 |
|
|
|
|
8.6 |
| 2026-05-23 17:00 - 20:00 CEST |
2B
|
|
3.8 |
21.7 |
94.3 |
|
|
|
|
8.6 |
| 2026-05-23 18:00 - 21:00 CEST |
2B
|
|
3.6 |
23.7 |
92.1 |
|
|
|
|
9.7 |
| 2026-05-23 19:00 - 22:00 CEST |
2B
|
|
11.6 |
26.1 |
79.4 |
|
|
|
|
11.3 |
| 2026-05-23 20:00 - 23:00 CEST |
2A
|
|
17.4 |
28.4 |
66.3 |
|
|
|
|
12.0 |
| 2026-05-23 21:00 - 00:00 CEST |
2A
|
|
20.6 |
28.1 |
57.9 |
|
|
|
|
11.8 |
| 2026-05-23 22:00 - 01:00 CEST |
2A
|
|
19.4 |
28.3 |
53.3 |
|
|
|
|
13.8 |
| 2026-05-23 23:00 - 02:00 CEST |
2A
|
|
20.2 |
28.0 |
45.1 |
|
|
|
|
14.8 |
| 2026-05-24 00:00 - 03:00 CEST |
2A
|
|
20.9 |
28.9 |
37.5 |
|
|
|
|
15.8 |
| 2026-05-24 01:00 - 04:00 CEST |
2A
|
|
15.7 |
29.0 |
35.9 |
|
|
|
|
15.2 |
| 2026-05-24 02:00 - 05:00 CEST |
2A
|
|
11.3 |
29.0 |
43.8 |
|
|
|
|
16.8 |
| 2026-05-24 03:00 - 06:00 CEST |
2A
|
|
12.7 |
28.2 |
43.4 |
|
|
|
|
17.7 |
| 2026-05-24 04:00 - 07:00 CEST |
2A
|
|
15.3 |
27.7 |
43.0 |
|
|
|
|
18.7 |
| 2026-05-24 05:00 - 08:00 CEST |
2A
|
|
38.2 |
38.0 |
45.3 |
|
|
|
|
17.9 |
| 2026-05-24 06:00 - 09:00 CEST |
2B
|
|
35.5 |
42.9 |
55.2 |
|
|
|
|
29.5 |
| 2026-05-24 07:00 - 10:00 CEST |
2B
|
|
34.5 |
45.7 |
66.2 |
|
|
|
|
27.9 |
| 2026-05-24 08:00 - 11:00 CEST |
2B
|
|
12.4 |
37.9 |
79.7 |
|
|
|
|
26.2 |
| 2026-05-24 09:00 - 12:00 CEST |
2B
|
|
8.2 |
33.5 |
90.4 |
|
|
|
|
12.7 |
| 2026-05-24 10:00 - 13:00 CEST |
2B
|
|
4.9 |
31.2 |
100.2 |
|
|
|
|
11.9 |
| 2026-05-24 11:00 - 14:00 CEST |
2B
|
|
4.3 |
27.6 |
104.1 |
|
|
|
|
11.5 |
| 2026-05-24 12:00 - 15:00 CEST |
2B
|
|
3.7 |
26.5 |
104.6 |
|
|
|
|
10.2 |
| 2026-05-24 13:00 - 16:00 CEST |
2B
|
|
2.5 |
27.7 |
101.9 |
|
|
|
|
9.1 |
| 2026-05-24 14:00 - 17:00 CEST |
2B
|
|
1.9 |
34.5 |
100.5 |
|
|
|
|
7.8 |
|
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
