Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:WD-wind direction
Station:1364 - Olbernhau
Code:DEMALfOLB
Institution:Landesamt fur Umwelt und Geologie, BRD
Region:Sasko-Chemnitz
District:Marienberg
IHd: 150
Measure method:optoelectronic method
Unit:deg

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 108 108 151 256 222 191 257 261 260 119 197 238 217 281 230 179 118 126 119 118 116 155 114 236 283 222 245 238 299 298 199 198.69 299.06 31.00
2 271 300 302 297 295 291 254 283 240 145 262 274 294 261 218 287 294 288 262 240 270 294 299 299 300 209 181 247 ~ ~ ~ 266.33 302.49 28.00
3 277 252 155 163 262 182 171 184 133 238 213 110 114 209 302 106 146 116 271 300 191 222 283 192 115 173 253 300 258 162 144 199.82 301.83 31.00
4 135 119 163 263 221 254 291 296 214 197 272 188 231 177 206 258 300 219 192 171 117 196 175 188 181 161 292 245 206 199 ~ 210.94 299.69 30.00
5 268 200 223 113 113 114 108 179 192 203 266 252 234 246 299 213 121 113 117 216 208 266 212 157 218 182 119 151 197 216 269 193.02 298.79 31.00
6 133 175 225 218 161 211 132 233 205 207 282 244 246 254 240 197 241 297 227 190 296 254 232 182 125 116 125 206 141 183 ~ 205.96 297.38 30.00
7 210 205 125 125 156 295 296 296 221 168 123 118 154 269 228 196 157 133 126 156 255 223 300 233 163 264 177 112 122 125 129 189.04 300.17 31.00
8 118 136 121 120 118 204 177 174 162 227 272 218 208 150 249 186 201 165 205 261 230 209 136 157 114 124 153 290 194 159 229 182.78 289.94 31.00
9 278 238 136 120 119 129 196 186 136 132 123 116 120 138 130 240 122 143 113 141 177 150 128 180 118 202 165 223 203 186 ~ 159.61 278.04 30.00
10 230 117 179 216 265 290 215 284 292 296 295 204 176 293 240 242 183 122 117 114 117 119 114 109 123 257 260 176 154 110 230 198.01 296.35 31.00
11 114 200 200 114 108 165 261 274 260 230 183 184 254 297 211 163 264 230 229 234 282 272 258 202 124 172 216 110 114 186 ~ 203.74 297.13 30.00
12 286 287 275 257 296 274 285 195 176 212 140 226 225 263 299 252 210 288 296 299 213 102 103 103 162 166 214 278 293 259 ~ 231.10 299.00 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 18 24 46 2 0 0 90 90 90 72 48 2 0 0 302
REL. 0.0 0.0 20.0 26.6 51.1 2.2 0.0 0.0 100.0 100.0 100.0 80.0 53.3 2.2 0.0 0.03.2
ID 0 0 20 53 255 55 0 0 384
ABS. 0 0 17 44 30 0 0 0 91 91 91 74 30 0 0 0 300
REL. 0.0 0.0 18.6 48.3 32.9 0.0 0.0 0.0 100.0 100.0 100.0 81.3 33.0 0.0 0.0 0.0 17.4
ID 0 0 18 96 164 0 0 0 280
ABS. 0 0 36 37 18 1 0 0 92 92 92 56 19 1 0 0 300
REL. 0.0 0.0 39.1 40.2 19.5 1.0 0.0 0.0100.0 100.0 100.0 60.9 20.7 1.1 0.0 0.0 23.7
ID 0 0 39 80 97 27 0 0 244
ABS. 0 0 20 28 43 0 0 0 91 91 91 71 43 0 0 0 299
REL 0.0 0.0 21.9 30.7 47.2 0.0 0.0 0.0100.0 100.0 100.0 78.0 47.3 0.0 0.0 0.015.12
ID 0 0 21 61 236 0 0 0 319
Year
ABS. 0 0 91 133 137 3 0 0 364 364 364 273 140 3 0 0 302
REL. 0.0 0.0 25.0 36.5 37.6 0.8 0.0 0.0100.0 100.0 100.0 75.0 38.5 0.8 0.0 0.0 3.2
ID 0 0 25 73 188 20 0 0 306

Note:

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