Detailed overview of ambient air pollution valuis from individual stations

Year: 1999
Pollutant:T2m-temperature 2m above terrain
Station:1014 - Decin
Code:CZDCCMDEC
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Decin
IHd: 150
Measure method:resistance method
Unit:K

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 273 272 274 279 280 276 277 276 275 274 276 272 272 276 278 278 276 274 274 273 273 274 275 275 281 276 275 275 268 267 263 274.43 281.00 31.00
2 270 276 278 282 277 275 274 272 270 267 268 271 272 270 272 275 274 274 275 275 276 276 274 274 274 275 277 277 ~ ~ ~ 273.81 281.55 28.00
3 281 281 283 280 278 277 276 277 277 279 276 275 279 280 279 275 275 276 278 278 280 281 279 279 283 286 288 282 279 282 283 279.35 287.82 31.00
4 283 283 285 287 285 288 285 283 283 286 283 284 282 282 281 277 277 279 279 280 284 285 288 287 286 285 285 284 284 287 ~ 283.57 288.34 30.00
5 290 285 287 286 286 287 286 285 288 292 289 288 288 287 284 283 285 288 291 294 288 287 288 291 291 290 293 297 295 296 292 289.04 296.80 31.00
6 292 295 292 289 294 290 290 288 290 293 288 286 290 293 ~ 292 293 287 288 293 287 285 288 287 287 292 293 291 293 295 ~ 290.44 295.22 29.00
7 293 292 298 300 299 294 291 291 293 296 296 296 295 292 289 292 294 296 297 296 296 292 290 292 295 296 292 292 293 294 294 294.07 299.69 31.00
8 294 294 294 294 294 295 294 297 296 293 290 288 287 293 292 292 289 293 291 293 290 286 288 290 293 295 295 292 290 290 287 291.92 297.07 31.00
9 287 288 291 292 292 292 292 292 294 294 294 293 292 292 292 292 292 292 295 296 289 292 292 291 289 289 288 288 290 290 ~ 291.39 296.34 30.00
10 287 290 286 286 283 285 ~ 285 287 288 288 282 282 284 280 279 278 277 276 278 281 283 284 285 285 288 286 285 282 284 281 283.48 289.79 30.00
11 282 285 280 280 283 282 281 281 281 278 277 277 277 276 273 275 276 275 274 273 274 274 272 274 276 277 276 275 274 274 ~ 277.03 284.78 30.00
12 281 279 281 276 276 277 281 279 280 276 279 284 278 276 274 273 275 276 273 274 271 268 270 269 269 274 274 275 275 275 274 275.53 283.76 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 0 288
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 0.027.3
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 90 0 0 0 90 90 90 90 90 0 0 0 297
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 28.5
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 0 300
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 4.7
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 91 0 0 0 91 91 91 91 91 0 0 0 290
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 2.10
ID 0 0 0 0 500 0 0 0 500
Year
ABS. 0 0 0 0 363 0 0 0 363 363 363 363 363 0 0 0 300
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 4.7
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