Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:WD-wind direction
Station:1072 - Vernovice
Code:CZKACMVER
Institution:Czech Hydrometeorological Institute
Region:Severomoravsky
District:Karvina
IHd: 150
Measure method:optoelectronic method
Unit:deg

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 223 226 221 230 229 227 242 236 264 78 139 228 212 228 232 212 164 96 230 228 239 225 226 233 239 220 245 193 169 225 292 214.50 291.90 31.00
2 232 284 243 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 244 224 249 ~ 258 250 227 217 183 ~ ~ ~ 237.42 284.08 11.00
3 232 237 164 170 196 163 215 162 199 204 303 100 71 86 155 57 75 83 121 268 207 216 248 199 152 165 139 269 334 232 122 178.77 333.85 31.00
4 137 141 202 182 197 238 257 294 197 171 263 175 215 208 ~ 254 261 262 307 285 175 181 168 91 120 295 236 295 177 126 ~ 210.72 307.29 29.00
5 186 226 202 66 79 78 190 247 219 215 261 230 186 198 283 233 131 85 131 96 203 ~ ~ 75 174 184 70 77 155 233 192 169.14 283.13 29.00
6 157 ~ 132 202 92 211 204 231 120 105 226 300 242 314 289 135 286 293 207 123 301 324 242 155 205 138 173 ~ 163 209 ~ 206.32 324.40 28.00
7 241 244 159 167 144 212 209 289 53 77 125 109 163 263 271 215 167 98 145 218 232 253 252 223 127 126 143 69 92 146 133 173.12 289.19 31.00
8 123 130 77 89 135 169 182 174 185 233 260 232 262 165 205 202 184 183 218 219 261 250 135 137 93 81 147 268 172 74 263 177.64 268.21 31.00
9 295 109 105 73 86 118 154 205 123 118 100 87 117 77 86 131 118 93 106 151 198 168 199 166 158 222 150 221 227 204 ~ 145.39 294.54 30.00
10 216 145 234 168 182 267 181 230 253 256 251 230 246 290 314 308 104 112 86 85 90 81 194 173 203 235 264 219 208 160 207 199.70 313.50 31.00
11 189 247 277 91 126 223 297 265 102 116 297 235 178 280 222 138 234 222 124 269 222 276 316 325 220 207 234 208 244 231 ~ 220.59 324.92 30.00
12 234 234 221 230 244 232 222 212 180 177 179 220 252 212 254 260 218 230 177 232 291 118 182 218 226 204 205 229 274 239 140 217.59 290.63 31.00

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. 0 8 4 26 33 2 0 0 73 73 65 61 35 2 0 0 334
REL. 0.0 10.9 5.4 35.6 45.2 2.7 0.0 0.0 100.0 100.0 89.0 83.6 47.9 2.7 0.0 0.029.3
ID 0 10 5 71 226 68 0 0 382
ABS. 0 10 12 34 25 5 0 0 86 86 76 64 30 5 0 0 324
REL. 0.0 11.6 13.9 39.5 29.0 5.8 0.0 0.0 100.0 100.0 88.4 74.4 34.9 5.8 0.0 0.0 22.6
ID 0 11 13 79 145 145 0 0 395
ABS. 0 17 24 33 18 0 0 0 92 92 75 51 18 0 0 0 295
REL. 0.0 18.4 26.0 35.8 19.5 0.0 0.0 0.0100.0 100.0 81.5 55.4 19.6 0.0 0.0 0.0 1.9
ID 0 18 26 71 97 0 0 0 214
ABS. 0 5 10 34 39 4 0 0 92 92 87 77 43 4 0 0 325
REL 0.0 5.4 10.8 36.9 42.3 4.3 0.0 0.0100.0 100.0 94.6 83.7 46.7 4.3 0.0 0.024.11
ID 0 5 10 73 211 108 0 0 410
Year
ABS. 0 40 50 127 115 11 0 0 343 343 303 253 126 11 0 0 334
REL. 0.0 11.6 14.5 37.0 33.5 3.2 0.0 0.0100.0 100.0 88.3 73.8 36.7 3.2 0.0 0.0 29.3
ID 0 11 14 74 167 80 0 0 348

Note:

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