Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:WD-wind direction
Station:1410 - Ostrava - Privoz
Code:CZOSCMOPR
Institution:Czech Hydrometeorological Institute
Region:Severomoravsky
District:Ostrava-mesto
IHd: 150
Measure method:optoelectronic method
Unit:deg

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 232 233 236 232 259 229 231 236 234 182 201 229 232 235 266 235 277 288 296 241 ~ 235 156 152 244 231 233 234 231 248 237 233.40 295.73 30.00
2 237 251 265 230 241 234 235 243 256 248 254 194 248 256 232 252 204 216 221 99 200 236 210 228 268 259 218 221 228 ~ ~ 230.40 267.65 29.00
3 221 233 221 247 259 233 232 236 260 274 233 221 229 251 259 177 251 189 195 229 285 226 204 59 216 172 156 217 83 207 235 216.43 284.52 31.00
4 124 135 193 203 236 183 287 154 104 117 196 211 202 224 175 171 244 152 149 252 191 184 163 104 279 183 114 145 185 212 ~ 182.42 287.00 30.00
5 103 72 172 255 221 191 78 159 197 208 174 52 85 175 202 272 251 186 261 229 271 252 306 ~ 218 174 153 132 218 185 233 189.56 305.69 30.00
6 192 237 272 256 213 220 252 218 114 135 244 182 135 189 250 308 293 226 248 229 171 222 122 208 233 216 269 237 215 276 ~ 219.33 308.42 30.00
7 231 148 182 212 254 262 172 255 235 224 218 223 216 235 251 306 282 273 274 208 200 229 241 219 185 212 236 254 281 315 126 230.93 315.13 31.00
8 166 230 233 216 100 121 248 225 208 237 219 164 143 194 196 232 236 203 270 213 225 121 91 230 260 107 119 223 240 189 173 194.52 269.63 31.00
9 231 233 238 288 253 214 255 213 254 271 196 196 245 206 150 193 163 80 78 80 59 56 82 168 188 147 270 264 206 147 ~ 187.42 288.06 30.00
10 134 139 149 143 243 210 169 200 222 189 164 170 253 197 212 200 221 78 91 198 262 247 226 227 228 238 244 223 226 210 234 198.25 261.63 31.00
11 240 230 179 228 199 132 203 256 234 240 255 201 226 237 246 110 230 188 197 189 213 248 197 191 161 185 250 230 226 234 ~ 211.77 256.06 30.00
12 240 231 232 230 204 168 186 233 231 236 237 236 235 232 230 237 234 230 100 68 127 237 230 230 146 178 148 215 167 266 238 206.85 265.88 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 3 0 24 63 0 0 0 90 90 87 87 63 0 0 0 296
REL. 0.0 3.3 0.0 26.6 70.0 0.0 0.0 0.0 100.0 100.0 96.7 96.7 70.0 0.0 0.0 0.019.1
ID 0 3 0 53 350 0 0 0 406
ABS. 0 4 14 43 27 2 0 0 90 90 86 72 29 2 0 0 308
REL. 0.0 4.4 15.5 47.7 30.0 2.2 0.0 0.0 100.0 100.0 95.6 80.0 32.2 2.2 0.0 0.0 16.6
ID 0 4 15 95 150 55 0 0 321
ABS. 0 8 10 35 37 2 0 0 92 92 84 74 39 2 0 0 315
REL. 0.0 8.6 10.8 38.0 40.2 2.1 0.0 0.0100.0 100.0 91.3 80.4 42.4 2.2 0.0 0.0 30.7
ID 0 8 10 76 201 54 0 0 351
ABS. 0 4 9 32 47 0 0 0 92 92 88 79 47 0 0 0 266
REL 0.0 4.3 9.7 34.7 51.0 0.0 0.0 0.0100.0 100.0 95.7 85.9 51.1 0.0 0.0 0.030.12
ID 0 4 9 69 255 0 0 0 339
Year
ABS. 0 19 33 134 174 4 0 0 364 364 345 312 178 4 0 0 315
REL. 0.0 5.2 9.0 36.8 47.8 1.0 0.0 0.0100.0 100.0 94.8 85.7 48.9 1.1 0.0 0.0 30.7
ID 0 5 9 73 239 27 0 0 354

Note:

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