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Legend (COMPASS_Air_Quality)

Continuous Analysers Locations (0)
NO2 NO2
NO2 (Historic) NO2 (Historic)
PM10 PM10
PM10 (Historic) PM10 (Historic)
PM2.5 PM2.5
NO2 Diffusion Tube Locations - Existing (1)
Below 40µg/m³ 2024 average Below 40µg/m³ 2024 average
Between 40µg/m³ - 60µg/m³ 2024 average Between 40µg/m³ - 60µg/m³ 2024 average
Greater than 60µg/m³ 2024 average Greater than 60µg/m³ 2024 average
NO2 Diffusion Tube Locations - Historic (2)
NO2 Annual 2021 CERC (3)
> 70 > 70
60 - 70 60 - 70
50 - 60 50 - 60
40 - 50 40 - 50
30 - 40 30 - 40
20 - 30 20 - 30
< 20 < 20
NO2 Annual 2022 CERC (4)
> 70 > 70
60 - 70 60 - 70
50 - 60 50 - 60
40 - 50 40 - 50
30 - 40 30 - 40
20 - 30 20 - 30
< 20 < 20
NO2 Annual 2023 CERC (5)
> 70 > 70
60 - 70 60 - 70
50 - 60 50 - 60
40 - 50 40 - 50
30 - 40 30 - 40
20 - 30 20 - 30
< 20 < 20
LAEI 2019 NO2 (6)
< 16 < 16
16 - 19 16 - 19
19 - 22 19 - 22
22 - 25 22 - 25
25 - 28 25 - 28
28 - 31 28 - 31
31 - 34 31 - 34
34 - 37 34 - 37
37 - 40 37 - 40
40 - 43 40 - 43
43 - 46 43 - 46
46 - 49 46 - 49
49 - 52 49 - 52
52 - 55 52 - 55
55 - 58 55 - 58
> 58 > 58
LAEI 2019 PM10 (7)
< 16 < 16
16 - 19 16 - 19
19 - 22 19 - 22
22 - 25 22 - 25
25 - 28 25 - 28
28 - 31 28 - 31
31 - 34 31 - 34
34 - 37 34 - 37
37 - 40 37 - 40
40 - 43 40 - 43
43 - 46 43 - 46
46 - 49 46 - 49
49 - 52 49 - 52
52 - 55 52 - 55
55 - 58 55 - 58
> 58 > 58
LAEI 2019 PM2.5 (8)
2 2
2 - 4 2 - 4
4 - 6 4 - 6
6 - 8 6 - 8
8 - 10 8 - 10
10 - 12 10 - 12
12 - 14 12 - 14
14 - 16 14 - 16
16 - 18 16 - 18
18 - 20 18 - 20
20 - 22 20 - 22
> 22 > 22
LAEI 2025 NO2 (9)
< 16 < 16
16 - 19 16 - 19
19 - 22 19 - 22
22 - 25 22 - 25
25 - 28 25 - 28
28 - 31 28 - 31
31 - 34 31 - 34
34 - 37 34 - 37
37 - 40 37 - 40
40 - 43 40 - 43
43 - 46 43 - 46
46 - 49 46 - 49
49 - 52 49 - 52
52 - 55 52 - 55
55 - 58 55 - 58
> 58 > 58
LAEI 2025 PM10 (10)
< 16 < 16
16 - 19 16 - 19
19 - 22 19 - 22
22 - 25 22 - 25
25 - 28 25 - 28
28 - 31 28 - 31
31 - 34 31 - 34
34 - 37 34 - 37
37 - 40 37 - 40
40 - 43 40 - 43
43 - 46 43 - 46
46 - 49 46 - 49
49 - 52 49 - 52
52 - 55 52 - 55
55 - 58 55 - 58
> 58 > 58
LAEI 2025 PM2.5 (11)
2 2
2 - 4 2 - 4
4 - 6 4 - 6
6 - 8 6 - 8
8 - 10 8 - 10
10 - 12 10 - 12
12 - 14 12 - 14
14 - 16 14 - 16
16 - 18 16 - 18
18 - 20 18 - 20
20 - 22 20 - 22
> 22 > 22
LAPPC Authorisations (12)