Average monthly concentrations of volatile organic compounds in air pollution
VOC-a
Year: |
2021 |
Region: |
Prague |
District: |
Praha 4 |
Measuring programme: |
ALIBV
, Praha 4-Libus
|
Old ISKO number: |
1561 |
Organization: |
CHMI |
Matter |
Method |
Unit |
|
Monthly concentrations |
Annual Average |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
METAN
|
GC-VOC |
mg/m³ |
Xm
|
1.29 |
1.26 |
1.22 |
1.26 |
1.26 |
|
1.14 |
1.22 |
1.22 |
1.28 |
1.19 |
|
1.24 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
ETAN
|
GC-VOC |
µg/m³ |
Xm
|
3.83 |
3.66 |
2.56 |
2.59 |
1.91 |
|
1.14 |
1.22 |
1.81 |
2.14 |
2.67 |
|
2.37 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
ETEN
|
GC-VOC |
µg/m³ |
Xm
|
2.62 |
2.06 |
0.60 |
0.31 |
0.30 |
|
0.20 |
0.24 |
0.36 |
0.61 |
1.27 |
|
0.94 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
PRPA
|
GC-VOC |
µg/m³ |
Xm
|
2.35 |
2.36 |
1.39 |
1.21 |
0.60 |
|
0.43 |
0.60 |
0.87 |
1.07 |
1.63 |
|
1.27 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
PRPE
|
GC-VOC |
µg/m³ |
Xm
|
0.51 |
0.42 |
0.16 |
0.09 |
0.22 |
|
0.07 |
0.09 |
0.10 |
0.14 |
0.29 |
|
0.23 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
IBUT
|
GC-VOC |
µg/m³ |
Xm
|
0.87 |
1.06 |
0.54 |
0.56 |
0.23 |
|
0.27 |
0.30 |
0.55 |
0.49 |
0.72 |
|
0.59 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
NBUT
|
GC-VOC |
µg/m³ |
Xm
|
1.25 |
1.34 |
0.70 |
0.61 |
0.28 |
|
0.28 |
0.38 |
0.59 |
0.61 |
1.02 |
|
0.73 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
ACET
|
GC-VOC |
µg/m³ |
Xm
|
2.14 |
2.08 |
0.78 |
0.39 |
0.19 |
|
0.14 |
0.45 |
0.28 |
0.60 |
1.23 |
|
0.96 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
SBUT
|
GC-VOC |
µg/m³ |
Xm
|
0.59 |
0.46 |
0.36 |
0.29 |
0.33 |
|
0.26 |
0.35 |
0.30 |
0.29 |
0.39 |
|
0.38 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
IPEN
|
GC-VOC |
µg/m³ |
Xm
|
0.69 |
0.74 |
0.38 |
0.35 |
0.21 |
|
0.29 |
0.33 |
0.57 |
0.40 |
0.72 |
|
0.49 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
NPEN
|
GC-VOC |
µg/m³ |
Xm
|
0.61 |
0.55 |
0.36 |
0.30 |
0.17 |
|
0.21 |
0.22 |
0.46 |
0.29 |
0.50 |
|
0.39 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
SPTN
|
GC-VOC |
µg/m³ |
Xm
|
0.11 |
0.11 |
0.07 |
0.06 |
0.06 |
|
0.05 |
0.06 |
0.06 |
0.05 |
0.04 |
|
0.07 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
MCPT
|
GC-VOC |
µg/m³ |
Xm
|
0.09 |
0.09 |
0.07 |
0.02 |
0.03 |
|
0.02 |
0.04 |
0.03 |
0.03 |
0.05 |
|
0.05 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
NHEX
|
GC-VOC |
µg/m³ |
Xm
|
0.23 |
0.23 |
0.14 |
0.05 |
0.04 |
|
0.02 |
0.04 |
0.05 |
0.06 |
0.29 |
|
0.13 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
CHEX
|
GC-VOC |
µg/m³ |
Xm
|
0.16 |
0.16 |
0.15 |
0.06 |
0.07 |
|
0.06 |
0.06 |
0.06 |
0.06 |
0.06 |
|
0.09 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
NHEP
|
GC-VOC |
µg/m³ |
Xm
|
0.22 |
0.27 |
0.16 |
0.07 |
0.03 |
|
0.02 |
0.03 |
0.06 |
0.05 |
0.18 |
|
0.11 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
ISOP
|
GC-VOC |
µg/m³ |
Xm
|
0.11 |
0.10 |
0.08 |
0.04 |
0.13 |
|
3.21 |
1.47 |
1.28 |
0.19 |
0.16 |
|
0.68 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
TLN
|
GC-VOC |
µg/m³ |
Xm
|
0.89 |
0.84 |
0.40 |
0.36 |
0.32 |
|
0.31 |
0.42 |
0.51 |
0.61 |
0.78 |
|
0.59 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
EBZN
|
GC-VOC |
µg/m³ |
Xm
|
0.15 |
0.13 |
0.10 |
0.11 |
0.12 |
|
0.12 |
0.18 |
0.12 |
0.12 |
0.19 |
|
0.15 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
MPXY
|
GC-VOC |
µg/m³ |
Xm
|
0.20 |
0.15 |
0.11 |
0.07 |
0.09 |
|
0.09 |
0.14 |
0.11 |
0.10 |
0.17 |
|
0.13 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
OXY
|
GC-VOC |
µg/m³ |
Xm
|
0.07 |
0.06 |
0.04 |
0.05 |
0.06 |
|
0.05 |
0.07 |
0.06 |
0.06 |
0.08 |
|
0.06 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
NONN
|
GC-VOC |
µg/m³ |
Xm
|
0.03 |
0.03 |
0.02 |
0.03 |
0.02 |
|
0.02 |
0.02 |
0.03 |
0.02 |
0.03 |
|
0.03 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
MP23
|
GC-VOC |
µg/m³ |
Xm
|
0.33 |
0.34 |
0.19 |
0.13 |
0.09 |
|
0.12 |
0.13 |
0.22 |
0.17 |
0.51 |
|
0.25 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
MH23
|
GC-VOC |
µg/m³ |
Xm
|
0.14 |
0.13 |
0.13 |
0.03 |
0.02 |
|
0.01 |
0.03 |
0.02 |
0.01 |
0.09 |
|
0.06 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
CP
|
GC-VOC |
µg/m³ |
Xm
|
0.02 |
0.01 |
0.01 |
0.02 |
0.02 |
|
0.02 |
0.02 |
0.02 |
0.02 |
0.02 |
|
0.02 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
DMB22
|
GC-VOC |
µg/m³ |
Xm
|
0.15 |
0.16 |
0.09 |
0.02 |
0.03 |
|
0.06 |
0.04 |
0.10 |
0.03 |
0.06 |
|
0.07 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
DMB23
|
GC-VOC |
µg/m³ |
Xm
|
0.09 |
0.09 |
0.07 |
0.03 |
0.02 |
|
0.02 |
0.03 |
0.05 |
0.03 |
0.06 |
|
0.05 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
MHP23
|
GC-VOC |
µg/m³ |
Xm
|
0.26 |
0.26 |
0.25 |
0.03 |
0.04 |
|
0.04 |
0.05 |
0.04 |
0.03 |
0.05 |
|
0.10 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
I_OKT
|
GC-VOC |
µg/m³ |
Xm
|
0.14 |
0.14 |
0.12 |
0.08 |
0.08 |
|
0.08 |
0.08 |
0.09 |
0.08 |
0.15 |
|
0.10 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |
N_OKT
|
GC-VOC |
µg/m³ |
Xm
|
0.08 |
0.09 |
0.05 |
0.05 |
0.06 |
|
0.06 |
0.15 |
0.08 |
0.05 |
0.07 |
|
0.08 |
N
|
8 |
7 |
9 |
8 |
9 |
5 |
8 |
9 |
9 |
6 |
9 |
6 |