Day/ Month1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | X | Max | N
| 1 | 274 | 276 | 280 | 282 | 281 | 279 | 282 | 286 | 288 | 282 | 275 | 274 | 273 | 273 | 274 | 278 | 278 | ~ | 277 | 277 | 275 | 275 | 273 | 273 | 271 | 269 | 266 | 271 | 272 | 275 | 266 | 275.83 | 287.51 | 30.00
| 2 | 263 | 265 | 272 | 271 | 272 | 277 | 277 | 277 | ~ | 281 | 283 | 288 | 287 | 288 | 289 | 286 | 279 | 281 | 282 | 281 | 279 | 281 | 281 | 284 | 285 | 285 | 285 | 280 | ~ | ~ | ~ | 279.95 | 288.81 | 27.00
| 3 | 278 | 281 | 284 | 291 | 281 | 280 | 284 | 280 | 274 | 274 | 273 | 275 | 277 | 279 | 276 | 282 | 284 | 283 | 279 | 276 | 276 | 276 | 276 | 277 | 277 | 278 | 283 | 286 | 285 | 286 | 287 | 279.86 | 290.57 | 31.00
| 4 | 289 | 287 | 287 | 286 | 286 | 286 | 286 | 283 | 285 | 286 | 283 | 282 | 281 | 281 | 283 | 282 | 285 | 284 | 282 | 286 | 284 | 286 | 290 | 290 | 292 | 294 | 295 | 292 | 294 | 292 | ~ | 286.68 | 294.90 | 30.00
| 5 | 293 | 290 | 288 | 284 | 286 | 287 | 290 | 294 | 297 | 297 | 299 | 300 | 292 | 292 | 290 | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | ~ | 291.89 | 300.08 | 15.00
| 6 | 290 | 295 | 295 | 296 | 301 | 303 | 303 | ~ | 297 | 294 | 291 | 289 | 285 | 290 | 291 | 292 | 290 | ~ | 294 | 296 | 300 | 296 | 293 | 293 | 298 | 297 | 296 | 295 | ~ | 295 | ~ | 294.76 | 303.21 | 27.00
| 7 | 292 | 292 | 294 | 291 | 292 | 293 | ~ | 288 | 291 | 293 | 293 | 292 | 296 | 293 | 291 | 290 | 294 | 295 | 297 | 303 | 301 | 297 | 300 | 297 | 295 | 297 | 296 | 297 | 294 | 296 | 295 | 294.44 | 302.52 | 30.00
| 8 | 299 | 297 | 293 | 295 | 294 | 296 | 299 | 302 | 296 | 297 | 302 | 301 | 293 | 292 | 297 | 298 | ~ | 299 | 295 | 298 | 293 | 291 | 290 | 290 | 289 | 289 | 288 | 287 | 289 | 290 | 288 | 294.27 | 301.86 | 30.00
| 9 | 291 | 294 | 292 | 291 | 291 | 291 | 292 | 292 | 296 | 295 | 292 | 289 | 285 | 284 | 287 | 287 | 287 | 289 | 288 | 290 | 290 | 289 | 288 | 288 | 288 | 287 | ~ | 291 | 290 | 290 | ~ | 289.79 | 295.53 | 29.00
| 10 | 285 | 280 | 281 | 283 | 284 | 284 | 290 | 288 | 287 | ~ | 286 | 283 | 283 | 286 | 288 | 287 | 290 | 284 | 282 | 280 | 284 | 288 | 290 | 286 | 285 | 282 | 284 | 287 | 283 | 281 | 280 | 284.66 | 290.05 | 30.00
| 11 | 281 | 279 | 280 | 281 | 279 | 281 | 279 | 278 | 280 | 283 | 280 | 277 | 275 | 275 | 276 | 276 | 275 | 272 | 273 | 273 | 267 | 269 | 275 | 274 | 273 | 273 | 274 | 275 | 274 | 274 | ~ | 275.99 | 282.93 | 30.00
| 12 | 270 | 270 | 272 | 272 | 274 | 272 | 270 | 269 | 266 | 266 | 266 | ~ | ~ | 280 | 281 | 281 | 277 | 275 | 279 | 277 | 275 | 275 | 274 | ~ | 277 | 281 | 282 | 276 | 275 | 276 | ~ | 274.49 | 282.47 | 27.00
|
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 multiplestotal ind.
| part of it in IHd multiples
max. date
<=1/3 | <=2/3 | <=1.0 | <=1.5 | <=2.0 | <=3.0 | <=4.0
| >
| 1/3 | 2/3 | 1.0 | 1.5 | 2.0
| 3.0 | 4.0
| 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 | 0 | 0 | 88 | 0 | 0 | 0 | 88
| 88 | 88 | 88 | 88 | 0 | 0 | 0 | 291
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 0.0 | 0.0 | 0.0 | 4.3
| ID | 0 | 0 | 0 | 0 | 500 | 0 | 0 | 0 | 500
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 67 | 5 | 0 | 0 | 72
| 72 | 72 | 72 | 72 | 5 | 0 | 0 | 303
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 93.0 | 6.9 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 6.9 | 0.0 | 0.0 | 7.6
| ID | 0 | 0 | 0 | 0 | 465 | 173 | 0 | 0 | 638
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 84 | 5 | 0 | 0 | 89
| 89 | 89 | 89 | 89 | 5 | 0 | 0 | 303
| REL. | 0.0 | 0.0 | 0.0 | 0.0 | 94.3 | 5.6 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 5.6 | 0.0 | 0.0 | 20.7
| ID | 0 | 0 | 0 | 0 | 471 | 140 | 0 | 0 | 612
| |
|
|
ABS. | 0 | 0 | 0 | 0 | 87 | 0 | 0 | 0 | 87
| 87 | 87 | 87 | 87 | 0 | 0 | 0 | 290
| REL | 0.0 | 0.0 | 0.0 | 0.0 | 100.0 | 0.0 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 0.0 | 0.0 | 0.0 | 7.10
| ID | 0 | 0 | 0 | 0 | 500 | 0 | 0 | 0 | 500
|
Year
| ABS. | 0 | 0 | 0 | 0 | 326 | 10 | 0 | 0 | 336
| 336 | 336 | 336 | 336 | 10 | 0 | 0 | 303 | REL. | 0.0 | 0.0 | 0.0 | 0.0 | 97.0 | 2.9 | 0.0 | 0.0 | 100.0
| 100.0 | 100.0 | 100.0 | 100.0 | 3.0 | 0.0 | 0.0 | 7.6
| ID | 0 | 0 | 0 | 0 | 485 | 74 | 0 | 0 | 559
|
Note:
| 1 frequency < 60 per quarter, or < 240 per annum
|
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2 frequency < 30 per quarter, or < 120 per annum
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