Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:WD-wind direction
Station:1330 - Mila
Code:CZMOOZMIL
Institution:Org. for the Rational. of Power Plants
Region:Severocesky
District:Most
IHd: 150
Measure method:optoelectronic method
Unit:deg

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 139 160 129 247 244 250 273 256 181 102 169 246 209 256 247 203 97 169 153 143 190 170 159 236 258 241 245 152 201 193 248 198.81 272.50 31.00
2 263 299 281 270 299 285 242 260 207 213 123 158 210 205 239 263 283 291 231 299 240 254 299 288 263 221 186 244 ~ ~ ~ 246.94 299.17 28.00
3 249 267 188 110 254 238 278 183 126 216 214 103 95 127 270 66 166 120 288 296 223 258 261 195 130 120 88 227 192 186 148 189.70 295.83 31.00
4 103 116 205 276 257 263 291 285 275 257 290 228 257 174 283 219 301 288 235 221 183 259 136 84 120 88 227 266 189 211 ~ 219.45 301.04 30.00
5 178 121 151 107 108 123 106 240 192 229 247 262 271 273 319 215 99 117 118 101 54 296 275 215 214 141 103 186 141 182 233 181.23 318.75 31.00
6 120 166 224 251 200 239 178 294 218 103 223 169 99 51 82 99 232 300 286 236 327 321 207 158 110 127 135 239 151 228 ~ 192.52 327.08 30.00
7 210 205 148 96 142 246 249 163 50 62 89 106 187 293 209 135 ~ ~ 125 244 288 289 312 213 118 66 42 88 89 98 94 160.53 311.67 29.00
8 92 94 112 106 191 150 226 244 179 235 306 256 243 193 287 240 250 204 275 284 313 200 145 141 103 ~ 106 150 70 162 314 195.75 313.54 30.00
9 288 140 119 ~ ~ ~ ~ 131 ~ ~ ~ ~ ~ ~ 94 198 ~ ~ ~ 133 194 161 188 234 161 211 219 226 220 214 ~ 184.02 287.92 17.00
10 236 174 241 255 297 301 255 252 283 280 272 268 168 225 87 198 104 96 100 107 114 130 116 115 164 263 287 266 150 140 250 199.74 301.25 31.00
11 128 188 206 112 112 246 257 188 46 42 ~ 119 259 145 123 162 247 229 225 177 175 214 173 251 261 186 230 96 123 166 ~ 175.32 260.63 29.00
12 262 276 257 259 284 245 251 239 222 248 194 237 254 245 308 285 236 289 270 298 223 149 166 97 98 170 219 226 301 272 128 232.48 307.71 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 4 13 29 44 0 0 0 90 90 86 73 44 0 0 0 299
REL. 0.0 4.4 14.4 32.2 48.8 0.0 0.0 0.0 100.0 100.0 95.6 81.1 48.9 0.0 0.0 0.02.2
ID 0 4 14 64 244 0 0 0 327
ABS. 0 8 20 25 34 4 0 0 91 91 83 63 38 4 0 0 327
REL. 0.0 8.7 21.9 27.4 37.3 4.3 0.0 0.0 100.0 100.0 91.2 69.2 41.8 4.4 0.0 0.0 21.6
ID 0 8 21 54 186 109 0 0 382
ABS. 2 12 17 22 19 4 0 0 76 74 62 45 23 4 0 0 314
REL. 2.6 15.7 22.3 28.9 25.0 5.2 0.0 0.0100.0 97.4 81.6 59.2 30.3 5.3 0.0 0.0 31.8
ID 2 15 22 57 125 131 0 0 355
ABS. 2 6 17 22 41 3 0 0 91 89 83 66 44 3 0 0 308
REL 2.1 6.5 18.6 24.1 45.0 3.2 0.0 0.0100.0 97.8 91.2 72.5 48.4 3.3 0.0 0.015.12
ID 2 6 18 48 225 82 0 0 383
Year
ABS. 4 30 67 98 138 11 0 0 348 344 314 247 149 11 0 0 327
REL. 1.1 8.6 19.2 28.1 39.6 3.1 0.0 0.0100.0 98.9 90.2 71.0 42.8 3.2 0.0 0.0 21.6
ID 1 8 19 56 198 79 0 0 362

Note:

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