Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:GLRD-global radiation
Station:1001 - Chomutov
Code:CZCVCMCHO
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Chomutov
IHd: 150
Measure method:temperature difference method
Unit:W/m2

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 17 ~ ~ 25 ~ ~ ~ 35 44 ~ ~ 41 28 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 24 ~ 37 102 39.12 102.39 9.00
2 26 42 ~ 40 52 65 37 58 77 ~ 84 84 25 50 118 39 59 75 62 48 47 79 65 82 107 54 131 74 ~ ~ ~ 64.57 130.87 26.00
3 71 47 49 43 27 112 74 105 27 49 50 118 147 124 77 51 88 143 120 97 88 77 79 110 165 164 161 56 173 172 182 98.25 182.10 31.00
4 186 203 160 72 102 132 79 108 127 234 86 109 137 218 63 64 61 173 142 207 92 209 214 251 170 146 183 201 255 275 ~ 155.24 275.11 30.00
5 161 145 266 183 272 160 194 66 190 236 160 184 242 143 201 290 ~ ~ 251 272 56 73 252 232 216 239 301 292 200 289 266 207.98 300.74 29.00
6 305 256 280 139 262 119 143 89 197 215 72 167 203 120 195 136 105 ~ 115 271 166 ~ 178 154 172 281 153 166 228 212 ~ 182.05 305.17 28.00
7 153 198 318 291 259 138 157 97 77 215 166 175 228 115 166 156 291 295 307 207 214 173 100 164 245 177 145 306 255 286 219 202.97 317.99 31.00
8 ~ 270 247 271 85 240 112 236 171 116 67 105 126 204 141 111 153 179 269 220 171 217 225 246 239 130 140 54 72 171 64 168.34 271.27 30.00
9 172 171 172 219 163 160 170 135 210 186 204 207 204 197 193 120 160 128 61 110 39 136 66 131 41 25 143 53 81 26 ~ 136.17 219.45 30.00
10 64 76 21 102 80 89 57 52 39 49 73 ~ 90 62 ~ ~ ~ ~ ~ 107 14 16 18 21 31 105 58 70 62 39 55 58.00 107.02 25.00
11 87 28 44 64 15 15 39 24 16 10 15 22 10 53 ~ 26 48 97 47 27 52 32 ~ 26 25 48 24 36 11 18 ~ 34.26 96.74 28.00
12 20 21 21 28 29 25 22 53 21 35 47 16 26 14 ~ 52 31 14 34 25 ~ 11 25 7.69 7.42 6.86 25 21 25 44 18 25.07 53.24 29.00

Quarterly and annual absolute and relative frequency of average daily concentrations
partial and total air pollution indexes according to classes of IHd multiples

Quarter

concentration classes in IHd multiples

total ind.

part of it in IHd multiples

max.
date

<=1/3 <=2/3 <=1.0 <=1.5 <=2.0 <=3.0 <=4.0 > 1/32/31.01.52.0 3.04.0

concentration classes in measurement units

part of above IHd multiples in meas. units

0- 50 51- 100 101- 150 151- 225 226- 300 301- 450 451- 600 over 600 50 100 150 225 300 450 600
ABS. 23 25 12 6 0 0 0 0 66 43 18 6 0 0 0 0 182
REL. 34.8 37.8 18.1 9.0 0.0 0.0 0.0 0.0 100.0 65.2 27.3 9.1 0.0 0.0 0.0 0.031.3
ID 34 37 18 18 0 0 0 0 109
ABS. 0 12 17 33 23 2 0 0 87 87 75 58 25 2 0 0 305
REL. 0.0 13.7 19.5 37.9 26.4 2.2 0.0 0.0 100.0 100.0 86.2 66.7 28.7 2.3 0.0 0.0 1.6
ID 0 13 19 75 132 57 0 0 298
ABS. 4 11 19 38 16 3 0 0 91 87 76 57 19 3 0 0 318
REL. 4.3 12.0 20.8 41.7 17.5 3.2 0.0 0.0100.0 95.6 83.5 62.6 20.9 3.3 0.0 0.0 3.7
ID 4 12 20 83 87 82 0 0 291
ABS. 59 20 3 0 0 0 0 0 82 23 3 0 0 0 0 0 107
REL 71.9 24.3 3.6 0.0 0.0 0.0 0.0 0.0100.0 28.0 3.7 0.0 0.0 0.0 0.0 0.020.10
ID 71 24 3 0 0 0 0 0 100
Year
ABS. 86 68 51 77 39 5 0 0 326 240 172 121 44 5 0 0 318
REL. 26.3 20.8 15.6 23.6 11.9 1.5 0.0 0.0100.0 73.6 52.8 37.1 13.5 1.5 0.0 0.0 3.7
ID 26 20 15 47 59 38 0 0 208

Note:

1 frequency < 60 per quarter, or < 240 per annum
2 frequency < 30 per quarter, or < 120 per annum