Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:T2m-temperature 2m above terrain
Station:1037 - Cheb
Code:CZCHCMCHE
Institution:Czech Hydrometeorological Institute
Region:Karlovarsky
District:Cheb
IHd: 150
Measure method:resistance method
Unit:K

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 269 267 258 257 255 263 272 271 268 266 268 270 271 269 266 267 270 270 274 276 277 277 277 279 276 280 281 282 281 280 279 271.46 282.31 31.00
2 280 279 276 278 280 279 277 278 281 278 281 282 277 273 273 274 275 275 274 276 270 273 274 272 276 280 277 276 ~ ~ ~ 276.56 281.70 28.00
3 276 272 274 275 275 279 279 276 279 277 279 281 282 277 276 278 278 283 279 281 281 275 273 273 272 273 273 276 279 282 281 277.20 283.19 31.00
4 281 282 281 280 275 273 275 277 277 278 280 281 281 278 279 278 278 280 282 279 281 282 284 283 ~ ~ ~ ~ ~ ~ ~ 279.41 284.45 24.00
5 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 285 284 286 287 288 285.96 287.83 5.00
6 285 287 289 292 292 288 287 287 289 286 286 290 291 290 291 291 295 298 296 297 294 294 294 288 289 291 291 287 284 289 ~ 290.31 297.67 30.00
7 291 287 291 286 289 289 290 294 298 292 288 292 292 292 291 293 291 287 288 290 292 287 290 289 286 288 290 294 296 297 294 290.76 297.71 31.00
8 293 291 294 289 289 289 289 289 291 291 291 288 289 290 291 291 291 294 295 295 289 290 292 292 292 294 292 292 292 292 293 291.28 294.53 31.00
9 285 287 289 291 287 288 288 291 292 287 286 285 285 287 283 283 286 285 287 285 284 283 282 279 279 282 279 282 282 281 ~ 284.96 291.63 30.00
10 281 283 286 283 283 280 278 278 280 280 278 276 277 282 284 286 283 279 277 276 281 284 282 278 282 281 281 279 279 278 279 280.44 285.59 31.00
11 280 281 277 277 272 272 273 276 277 275 279 279 277 276 279 282 279 278 277 277 277 278 277 277 278 279 279 279 278 278 ~ 277.37 282.39 30.00
12 276 275 277 277 276 273 270 268 265 264 265 266 268 269 270 274 274 271 270 271 274 273 273 270 271 270 272 273 278 281 269 271.64 281.03 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 0 0 0 90 0 0 0 90 90 90 90 90 0 0 0 283
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.018.3
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 59 0 0 0 591 59 59 59 59 0 0 0 298
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 18.6
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 92 0 0 0 92 92 92 92 92 0 0 0 298
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 9.7
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 92 0 0 0 92 92 92 92 92 0 0 0 286
REL 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 3.10
ID 0 0 0 0 500 0 0 0 500
Year
ABS. 0 0 0 0 333 0 0 0 333 333 333 333 333 0 0 0 298
REL. 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.0 0.0 0.0 9.7
ID 0 0 0 0 500 0 0 0 500

Note:

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