| Statistique journalière de dioxyde d'azote (NO2) | |||
| Moyenne journalière 1) | |||
| Jour | FR PDPE | FR CHAM | BU VEVE |
| 01.01.2021 | 16 | 22 | 21 |
| 02.01.2021 | 11 | 10 | 18 |
| 03.01.2021 | 15 | 20 | 19 |
| 04.01.2021 | 15 | 20 | 21 |
| 05.01.2021 | 19 | 24 | 23 |
| 06.01.2021 | 18 | 32 | 25 |
| 07.01.2021 | 22 | 35 | 25 |
| 08.01.2021 | 18 | 37 | 29 |
| 09.01.2021 | 18 | 22 | 28 |
| 10.01.2021 | 13 | 13 | 27 |
| 11.01.2021 | 21 | 32 | 31 |
| 12.01.2021 | 17 | 26 | 28 |
| 13.01.2021 | 15 | 23 | 31 |
| 14.01.2021 | 9 | 18 | 22 |
| 15.01.2021 | 14 | 20 | 29 |
| 16.01.2021 | 16 | 27 | 28 |
| 17.01.2021 | 11 | 17 | 24 |
| 18.01.2021 | 20 | 33 | 32 |
| 19.01.2021 | 24 | 42 | 32 |
| 20.01.2021 | 34 | 57 | 38 |
| 21.01.2021 | 16 | 27 | 29 |
| 22.01.2021 | 15 | 27 | 33 |
| 23.01.2021 | 9 | 18 | 18 |
| 24.01.2021 | 8 | 18 | 16 |
| 25.01.2021 | 10 | 22 | 20 |
| 26.01.2021 | 16 | 38 | 30 |
| 27.01.2021 | 22 | 32 | 29 |
| 28.01.2021 | 8 | 17 | 15 |
| 29.01.2021 | 6 | 13 | 11 |
| 30.01.2021 | 10 | 17 | 20 |
| 31.01.2021 | 10 | 24 | 16 |
| 01.02.2021 | 12 | 22 | 24 |
| 02.02.2021 | 9 | 14 | 23 |
| 03.02.2021 | 9 | 16 | 17 |
| 04.02.2021 | 23 | 40 | 25 |
| 05.02.2021 | 25 | 37 | 27 |
| 06.02.2021 | 22 | 34 | 27 |
| 07.02.2021 | 11 | 15 | 14 |
| 08.02.2021 | 10 | 18 | 15 |
| 09.02.2021 | 20 | 27 | 25 |
| 10.02.2021 | 20 | 29 | 24 |
| 11.02.2021 | 21 | 25 | 30 |
| 12.02.2021 | 20 | 25 | 33 |
| 13.02.2021 | 15 | 16 | 28 |
| 14.02.2021 | 16 | 24 | 24 |
| 15.02.2021 | 23 | 35 | 29 |
| 16.02.2021 | 21 | 38 | 35 |
| 17.02.2021 | 18 | 37 | 23 |
| 18.02.2021 | 23 | 36 | 27 |
| 19.02.2021 | 16 | 39 | 26 |
| 20.02.2021 | 17 | 36 | 20 |
| 21.02.2021 | 18 | 33 | 18 |
| 22.02.2021 | 33 | 55 | 31 |
| 23.02.2021 | 27 | 49 | 25 |
| 24.02.2021 | 22 | 44 | 26 |
| 25.02.2021 | 18 | 39 | 25 |
| 26.02.2021 | 20 | 37 | 25 |
| 27.02.2021 | 9 | 9 | 14 |
| 28.02.2021 | 11 | 19 | 16 |
| 01.03.2021 | 20 | 41 | 28 |
| 02.03.2021 | 23 | 49 | 28 |
| 03.03.2021 | 31 | 49 | 35 |
| 04.03.2021 | 19 | 35 | 23 |
| 05.03.2021 | 14 | 28 | 22 |
| 06.03.2021 | 12 | 21 | 19 |
| 07.03.2021 | 16 | 30 | 19 |
| 08.03.2021 | 15 | 26 | 20 |
| 09.03.2021 | 18 | 37 | 26 |
| 10.03.2021 | 18 | 41 | 26 |
| 11.03.2021 | 10 | 13 | 16 |
| 12.03.2021 | 8 | 16 | 13 |
| 13.03.2021 | 5 | 6 | 9 |
| 14.03.2021 | 6 | 8 | 11 |
| 15.03.2021 | 11 | 19 | 23 |
| 16.03.2021 | 11 | 24 | 23 |
| 17.03.2021 | 14 | 33 | 30 |
| 18.03.2021 | 14 | 23 | 20 |
| 19.03.2021 | 13 | 22 | 19 |
| 20.03.2021 | 9 | 10 | 14 |
| 21.03.2021 | 9 | 12 | 15 |
| 22.03.2021 | 12 | 17 | 17 |
| 23.03.2021 | 14 | 27 | 24 |
| 24.03.2021 | 17 | 40 | 21 |
| 25.03.2021 | 14 | 37 | 22 |
| 26.03.2021 | 13 | 27 | 22 |
| 27.03.2021 | 7 | 22 | 14 |
| 28.03.2021 | 11 | 28 | 13 |
| 29.03.2021 | 15 | 40 | 22 |
| 30.03.2021 | 17 | 39 | 18 |
| 31.03.2021 | 17 | 42 | 20 |
| 01.04.2021 | 15 | 47 | 22 |
| 02.04.2021 | 9 | 21 | 13 |
| 03.04.2021 | 8 | 9 | 14 |
| 04.04.2021 | 8 | 17 | 16 |
| 05.04.2021 | 7 | 12 | 12 |
| 06.04.2021 | 8 | 14 | 17 |
| 07.04.2021 | 7 | 19 | 20 |
| 08.04.2021 | 12 | 29 | 18 |
| 09.04.2021 | 13 | 29 | 21 |
| 10.04.2021 | 7 | 17 | 18 |
| 11.04.2021 | 7 | 14 | 12 |
| 12.04.2021 | 10 | 24 | 19 |
| 13.04.2021 | 11 | 23 | 17 |
| 14.04.2021 | 12 | 19 | 21 |
| 15.04.2021 | 12 | 16 | 19 |
| 16.04.2021 | 12 | 16 | 20 |
| 17.04.2021 | 11 | 15 | 17 |
| 18.04.2021 | 11 | 19 | 18 |
| 19.04.2021 | 13 | 30 | 23 |
| 20.04.2021 | 14 | 32 | 21 |
| 21.04.2021 | 12 | 29 | 20 |
| 22.04.2021 | 12 | 24 | 18 |
| 23.04.2021 | 13 | 30 | 26 |
| 24.04.2021 | 10 | 33 | 19 |
| 25.04.2021 | 9 | 16 | 13 |
| 26.04.2021 | 12 | 19 | 25 |
| 27.04.2021 | 13 | 32 | 25 |
| 28.04.2021 | 11 | 24 | 17 |
| 29.04.2021 | 9 | 23 | 20 |
| 30.04.2021 | 12 | 27 | 22 |
| 01.05.2021 | 9 | 15 | 16 |
| 02.05.2021 | 8 | 13 | 13 |
| 03.05.2021 | 10 | 26 | 16 |
| 04.05.2021 | 8 | 14 | 16 |
| 05.05.2021 | 7 | 12 | 12 |
| 06.05.2021 | 11 | 20 | 14 |
| 07.05.2021 | 7 | 21 | 14 |
| 08.05.2021 | 9 | 19 | 13 |
| 09.05.2021 | 9 | 18 | 12 |
| 10.05.2021 | 13 | 34 | 23 |
| 11.05.2021 | 10 | 21 | 18 |
| 12.05.2021 | 7 | 19 | 15 |
| 13.05.2021 | 5 | 15 | 10 |
| 14.05.2021 | 7 | 19 | 14 |
| 15.05.2021 | 6 | 12 | 12 |
| 16.05.2021 | 6 | 13 | 10 |
| 17.05.2021 | 5 | 11 | 9 |
| 18.05.2021 | 5 | 12 | 16 |
| 19.05.2021 | 8 | 15 | 15 |
| 20.05.2021 | 7 | 21 | 19 |
| 21.05.2021 | 9 | 25 | 20 |
| 22.05.2021 | 4 | 9 | 13 |
| 23.05.2021 | 4 | 12 | 10 |
| 24.05.2021 | 6 | 14 | 10 |
| 25.05.2021 | 6 | 12 | 9 |
| 26.05.2021 | 6 | 13 | 14 |
| 27.05.2021 | 6 | 17 | 15 |
| 28.05.2021 | 8 | 26 | 18 |
| 29.05.2021 | 8 | 21 | 13 |
| 30.05.2021 | 6 | 8 | 12 |
| 31.05.2021 | 9 | 24 | 18 |
| 01.06.2021 | 11 | 28 | 16 |
| 02.06.2021 | 7 | 23 | 20 |
| 03.06.2021 | 5 | 17 | 12 |
| 04.06.2021 | 6 | 21 | 12 |
| 05.06.2021 | 5 | 18 | 14 |
| 06.06.2021 | 4 | 7 | 7 |
| 07.06.2021 | 6 | 10 | 14 |
| 08.06.2021 | 6 | 17 | 13 |
| 09.06.2021 | 7 | 27 | 13 |
| 10.06.2021 | 7 | 24 | 13 |
| 11.06.2021 | 8 | 27 | 16 |
| 12.06.2021 | 7 | 22 | 12 |
| 13.06.2021 | 4 | 12 | 9 |
| 14.06.2021 | 8 | 30 | 13 |
| 15.06.2021 | 8 | 29 | 16 |
| 16.06.2021 | 8 | 34 | 18 |
| 17.06.2021 | 8 | 21 | 16 |
| 18.06.2021 | 7 | 23 | 16 |
| 19.06.2021 | 6 | 20 | 14 |
| 20.06.2021 | 5 | 13 | 9 |
| 21.06.2021 | 5 | 14 | 14 |
| 22.06.2021 | 6 | 16 | 13 |
| 23.06.2021 | 6 | 15 | 14 |
| 24.06.2021 | 6 | 20 | 14 |
| 25.06.2021 | 6 | 25 | 19 |
| 26.06.2021 | 4 | 18 | 12 |
| 27.06.2021 | 6 | 18 | 10 |
| 28.06.2021 | 7 | 18 | 18 |
| 29.06.2021 | 5 | 15 | 14 |
| 30.06.2021 | 5 | 15 | 13 |
| 01.07.2021 | 5 | 22 | 15 |
| 02.07.2021 | 6 | 20 | 16 |
| 03.07.2021 | 6 | 23 | 14 |
| 04.07.2021 | 4 | 11 | 7 |
| 05.07.2021 | 8 | 22 | 12 |
| 06.07.2021 | 8 | 24 | 16 |
| 07.07.2021 | 6 | 13 | 12 |
| 08.07.2021 | 7 | 21 | 15 |
| 09.07.2021 | 6 | 24 | 14 |
| 10.07.2021 | 4 | 16 | 8 |
| 11.07.2021 | 4 | 18 | 8 |
| 12.07.2021 | 7 | 21 | 14 |
| 13.07.2021 | 6 | 20 | 15 |
| 14.07.2021 | 5 | 13 | 10 |
| 15.07.2021 | 5 | 14 | 14 |
| 16.07.2021 | 6 | 22 | 14 |
| 17.07.2021 | 5 | 13 | 9 |
| 18.07.2021 | 3 | 5 | 6 |
| 19.07.2021 | 6 | 13 | 10 |
| 20.07.2021 | 7 | 24 | 13 |
| 21.07.2021 | 10 | 30 | 15 |
| 22.07.2021 | 8 | 28 | 17 |
| 23.07.2021 | 9 | 30 | 18 |
| 24.07.2021 | 7 | 24 | 15 |
| 25.07.2021 | 4 | 17 | 11 |
| 26.07.2021 | 6 | 18 | 12 |
| 27.07.2021 | 6 | 20 | 13 |
| 28.07.2021 | 6 | 21 | 14 |
| 29.07.2021 | 6 | 26 | 15 |
| 30.07.2021 | 6 | 22 | 15 |
| 31.07.2021 | 4 | 15 | 9 |
| 01.08.2021 | 4 | 13 | 9 |
| 02.08.2021 | 5 | 18 | 10 |
| 03.08.2021 | 5 | 15 | 11 |
| 04.08.2021 | 7 | 21 | 14 |
| 05.08.2021 | 5 | 16 | 9 |
| 06.08.2021 | 5 | 21 | 10 |
| 07.08.2021 | 5 | 18 | 9 |
| 08.08.2021 | 3 | 14 | 8 |
| 09.08.2021 | 6 | 24 | 11 |
| 10.08.2021 | 7 | 22 | 12 |
| 11.08.2021 | 6 | 29 | 11 |
| 12.08.2021 | 7 | 27 | 13 |
| 13.08.2021 | 7 | 33 | 12 |
| 14.08.2021 | 6 | 26 | 12 |
| 15.08.2021 | 4 | 19 | 9 |
| 16.08.2021 | 4 | 13 | 13 |
| 17.08.2021 | 4 | 15 | 13 |
| 18.08.2021 | 6 | 17 | 12 |
| 19.08.2021 | 6 | 17 | 15 |
| 20.08.2021 | 9 | 32 | 16 |
| 21.08.2021 | 6 | 26 | 11 |
| 22.08.2021 | 4 | 15 | 8 |
| 23.08.2021 | 5 | 17 | 13 |
| 24.08.2021 | 6 | 9 | 13 |
| 25.08.2021 | 8 | 18 | 15 |
| 26.08.2021 | 8 | 21 | 15 |
| 27.08.2021 | 6 | 18 | 14 |
| 28.08.2021 | 6 | 21 | 12 |
| 29.08.2021 | 5 | 14 | 8 |
| 30.08.2021 | 7 | 17 | 13 |
| 31.08.2021 | 7 | 15 | 12 |
| 01.09.2021 | 9 | 18 | 17 |
| 02.09.2021 | 11 | 26 | 16 |
| 03.09.2021 | 11 | 37 | 18 |
| 04.09.2021 | 7 | 30 | 12 |
| 05.09.2021 | 7 | 31 | 11 |
| 06.09.2021 | 9 | 35 | 14 |
| 07.09.2021 | 12 | 36 | 16 |
| 08.09.2021 | 13 | 34 | 16 |
| 09.09.2021 | 12 | 37 | 22 |
| 10.09.2021 | 10 | 38 | 21 |
| 11.09.2021 | 7 | 33 | 14 |
| 12.09.2021 | 7 | 25 | 10 |
| 13.09.2021 | 14 | 31 | 16 |
| 14.09.2021 | 10 | 32 | 18 |
| 15.09.2021 | 12 | 29 | 18 |
| 16.09.2021 | 9 | 29 | 17 |
| 17.09.2021 | 8 | 25 | 15 |
| 18.09.2021 | 9 | 25 | 13 |
| 19.09.2021 | 8 | 22 | 11 |
| 20.09.2021 | 9 | 28 | 16 |
| 21.09.2021 | 9 | 22 | 17 |
| 22.09.2021 | 10 | 22 | 18 |
| 23.09.2021 | 12 | 34 | 16 |
| 24.09.2021 | 11 | 38 | 20 |
| 25.09.2021 | 9 | 30 | 14 |
| 26.09.2021 | 7 | 25 | 12 |
| 27.09.2021 | 10 | 26 | 17 |
| 28.09.2021 | 8 | 19 | 16 |
| 29.09.2021 | 7 | 20 | 14 |
| 30.09.2021 | 9 | 29 | 18 |
| 01.10.2021 | 13 | 35 | 21 |
| 02.10.2021 | 7 | 24 | 15 |
| 03.10.2021 | 8 | 25 | 14 |
| 04.10.2021 | 11 | 23 | 20 |
| 05.10.2021 | 9 | 19 | 18 |
| 06.10.2021 | 8 | 20 | 16 |
| 07.10.2021 | 8 | 13 | 13 |
| 08.10.2021 | 10 | 15 | 16 |
| 09.10.2021 | 11 | 21 | 16 |
| 10.10.2021 | 9 | 22 | 14 |
| 11.10.2021 | 13 | 34 | 22 |
| 12.10.2021 | 13 | 28 | 25 |
| 13.10.2021 | 13 | 23 | 20 |
| 14.10.2021 | 15 | 35 | 20 |
| 15.10.2021 | 17 | 38 | 26 |
| 16.10.2021 | 13 | 36 | 19 |
| 17.10.2021 | 13 | 29 | 15 |
| 18.10.2021 | 17 | 40 | 22 |
| 19.10.2021 | 21 | 42 | 25 |
| 20.10.2021 | 10 | 24 | 16 |
| 21.10.2021 | 6 | 13 | 10 |
| 22.10.2021 | 13 | 34 | 22 |
| 23.10.2021 | 13 | 34 | 19 |
| 24.10.2021 | 13 | 31 | 17 |
| 25.10.2021 | 18 | 40 | 22 |
| 26.10.2021 | 15 | 36 | 21 |
| 27.10.2021 | 17 | 35 | 23 |
| 28.10.2021 | 19 | 33 | 26 |
| 29.10.2021 | 22 | 38 | 28 |
| 30.10.2021 | 22 | 39 | 28 |
| 31.10.2021 | 13 | 29 | 21 |
| 01.11.2021 | 7 | 16 | 13 |
| 02.11.2021 | 13 | 28 | 16 |
| 03.11.2021 | 14 | 29 | 22 |
| 04.11.2021 | 15 | 28 | 22 |
| 05.11.2021 | 15 | 29 | 19 |
| 06.11.2021 | 15 | 27 | 21 |
| 07.11.2021 | 16 | 32 | 17 |
| 08.11.2021 | 14 | 27 | 20 |
| 09.11.2021 | 18 | 30 | 23 |
| 10.11.2021 | 21 | 35 | 34 |
| 11.11.2021 | 21 | 38 | 32 |
| 12.11.2021 | 20 | 38 | 28 |
| 13.11.2021 | 16 | 28 | 19 |
| 14.11.2021 | 10 | 18 | 16 |
| 15.11.2021 | 13 | 16 | 19 |
| 16.11.2021 | 15 | 24 | |
| 17.11.2021 | 12 | 20 | 20 |
| 18.11.2021 | 16 | 28 | 22 |
| 19.11.2021 | 18 | 30 | 24 |
| 20.11.2021 | 18 | 24 | 24 |
| 21.11.2021 | 15 | 21 | 22 |
| 22.11.2021 | 15 | 16 | 18 |
| 23.11.2021 | 13 | 16 | 19 |
| 24.11.2021 | 14 | 22 | 19 |
| 25.11.2021 | 17 | 22 | 24 |
| 26.11.2021 | 19 | 28 | 26 |
| 27.11.2021 | 10 | 21 | 14 |
| 28.11.2021 | 9 | 17 | 17 |
| 29.11.2021 | 14 | 29 | 27 |
| 30.11.2021 | 12 | 21 | 27 |
| 01.12.2021 | 10 | 17 | 21 |
| 02.12.2021 | 14 | 28 | 28 |
| 03.12.2021 | 17 | 37 | 28 |
| 04.12.2021 | 7 | 15 | 23 |
| 05.12.2021 | 7 | 18 | 20 |
| 06.12.2021 | 19 | 37 | 29 |
| 07.12.2021 | 18 | 35 | 32 |
| 08.12.2021 | 15 | 37 | 28 |
| 09.12.2021 | 22 | 39 | 34 |
| 10.12.2021 | 13 | 29 | 30 |
| 11.12.2021 | 13 | 32 | 25 |
| 12.12.2021 | 21 | 41 | 26 |
| 13.12.2021 | 31 | 53 | 43 |
| 14.12.2021 | 32 | 48 | 42 |
| 15.12.2021 | 29 | 38 | 39 |
| 16.12.2021 | 26 | 31 | 33 |
| 17.12.2021 | 18 | 24 | 28 |
| 18.12.2021 | 20 | 32 | 28 |
| 19.12.2021 | 22 | 30 | 35 |
| 20.12.2021 | 22 | 25 | 31 |
| 21.12.2021 | 17 | 25 | 27 |
| 22.12.2021 | 20 | 33 | 38 |
| 23.12.2021 | 37 | 55 | 44 |
| 24.12.2021 | 32 | 50 | 35 |
| 25.12.2021 | 26 | 44 | 23 |
| 26.12.2021 | 21 | 40 | 18 |
| 27.12.2021 | 15 | 28 | 25 |
| 28.12.2021 | 6 | 12 | 14 |
| 29.12.2021 | 8 | 22 | 20 |
| 30.12.2021 | 13 | 29 | 13 |
| 31.12.2021 | 18 | 36 | 17 |
| Unité | µg/m3 | µg/m3 | µg/m3 |
| 1) La valeur-limite d'immission (VLI) pour la moyenne journalière est de 80 µg/m3 et ne doit en aucun cas être dépassée plus d'une fois par année. | |||
| FR PDPE : | Fribourg, Parc de Pérolles | ||
| FR CHAM : | Fribourg, Chamblioux | ||
| BU VEVE : | Bulle, rue de Vevey | ||