Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:WD-wind direction
Station:1364 - Olbernhau
Code:DEMALfOLB
Institution:LfUG
Region:Sasko-Chemnitz
District:Marienberg
IHd: 150
Measure method:optoelectronic method
Unit:deg

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 117 151 225 235 242 251 269 291 297 157 122 131 115 155 169 148 279 116 239 288 299 220 265 250 149 194 145 271 222 279 213 209.81 298.60 31.00
2 116 190 255 125 189 177 193 266 199 166 258 298 300 289 251 291 251 207 275 123 118 219 249 303 258 228 276 291 ~ ~ ~ 227.10 302.94 28.00
3 282 270 272 278 285 296 288 296 252 216 110 254 296 302 267 299 301 300 300 296 301 196 120 172 163 120 249 193 111 109 177 237.81 301.85 31.00
4 212 210 126 211 185 202 171 249 140 122 227 300 218 152 115 204 141 297 254 180 198 135 112 221 182 116 128 250 113 114 ~ 182.84 299.81 30.00
5 119 191 298 299 283 285 203 186 118 122 124 155 163 127 171 218 125 173 216 233 293 298 223 224 242 159 144 119 207 139 198 195.33 299.13 31.00
6 227 142 210 217 110 122 242 183 149 150 185 296 222 123 260 288 249 286 289 227 206 281 288 263 229 210 167 220 208 212 ~ 215.30 296.44 30.00
7 266 220 279 299 297 296 296 300 297 230 295 255 261 231 205 195 215 244 210 127 176 155 196 254 199 115 202 299 267 215 200 235.37 299.98 31.00
8 145 284 212 267 260 216 201 190 222 119 174 157 185 210 124 220 194 215 216 160 256 292 222 279 265 235 296 298 300 248 219 222.02 299.69 31.00
9 141 110 113 115 190 202 116 119 124 138 131 273 217 221 296 278 279 269 184 150 149 125 184 143 118 123 159 184 179 112 ~ 171.48 296.23 30.00
10 115 208 193 117 132 133 167 239 207 278 280 274 204 266 259 149 195 201 143 247 182 210 128 172 260 276 267 280 285 290 217 212.12 290.15 31.00
11 251 194 223 257 282 263 176 125 195 262 301 129 114 127 302 295 300 243 285 290 170 113 158 246 133 183 116 110 134 231 ~ 207.02 301.63 30.00
12 106 110 119 232 294 299 300 223 146 143 112 169 294 256 216 276 124 168 280 296 300 237 112 140 151 237 207 150 118 114 ~ 197.58 300.38 30.00

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 0 17 23 45 5 0 0 90 90 90 73 50 5 0 0 303
REL. 0.0 0.0 18.8 25.5 50.0 5.5 0.0 0.0 100.0 100.0 100.0 81.1 55.6 5.6 0.0 0.024.2
ID 0 0 18 51 250 138 0 0 458
ABS. 0 0 26 38 27 0 0 0 91 91 91 65 27 0 0 0 300
REL. 0.0 0.0 28.5 41.7 29.6 0.0 0.0 0.0 100.0 100.0 100.0 71.4 29.7 0.0 0.0 0.0 12.4
ID 0 0 28 83 148 0 0 0 260
ABS. 0 0 20 38 34 0 0 0 92 92 92 72 34 0 0 0 300
REL. 0.0 0.0 21.7 41.3 36.9 0.0 0.0 0.0100.0 100.0 100.0 78.3 37.0 0.0 0.0 0.0 8.7
ID 0 0 21 82 184 0 0 0 289
ABS. 0 0 28 24 36 3 0 0 91 91 91 63 39 3 0 0 302
REL 0.0 0.0 30.7 26.3 39.5 3.2 0.0 0.0100.0 100.0 100.0 69.2 42.9 3.3 0.0 0.015.11
ID 0 0 30 52 197 82 0 0 363
Year
ABS. 0 0 91 123 142 8 0 0 364 364 364 273 150 8 0 0 303
REL. 0.0 0.0 25.0 33.7 39.0 2.1 0.0 0.0100.0 100.0 100.0 75.0 41.2 2.2 0.0 0.0 24.2
ID 0 0 25 67 195 54 0 0 342

Note:

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