Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:T2m-temperature 2m above terrain
Station:1321 - Plzen-stred
Code:CZPMPZPST
Institution:Plzen City
Region:Plzensky
District:Plzen-mesto
IHd: 150
Measure method:resistance method
Unit:K

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 271 270 262 261 261 267 273 274 270 268 268 272 272 269 269 269 272 272 275 277 278 278 278 281 278 281 283 284 282 280 279 273.36 284.13 31.00
2 280 279 277 277 279 281 279 279 282 279 282 283 279 273 273 275 276 277 276 278 273 275 276 274 278 283 279 277 ~ ~ ~ 277.88 283.45 28.00
3 278 274 276 277 276 281 281 279 281 278 280 281 282 277 277 279 280 283 281 282 282 278 275 274 273 274 274 276 280 283 284 278.53 283.53 31.00
4 283 284 283 280 277 275 276 279 279 279 281 282 283 281 281 281 282 284 284 282 284 285 288 286 288 288 283 286 285 285 ~ 282.36 287.97 30.00
5 290 290 291 289 285 285 289 292 293 290 291 289 291 289 288 291 295 293 286 289 292 294 293 288 289 286 287 287 289 289 291 289.68 294.56 31.00
6 287 287 291 294 294 291 289 288 290 289 290 293 294 293 293 294 296 299 299 300 296 297 297 289 291 294 295 290 287 291 ~ 292.58 299.71 30.00
7 294 289 294 289 292 293 292 296 299 296 290 293 294 295 293 293 293 290 292 293 294 290 292 292 289 290 290 295 298 298 296 293.03 299.23 31.00
8 296 294 296 292 293 292 291 292 292 293 ~ ~ ~ ~ ~ 293 294 295 ~ ~ 292 292 294 295 295 296 294 293 293 295 ~ 293.59 296.23 23.00
9 287 288 291 293 289 290 290 292 293 290 288 286 286 289 285 286 288 287 288 286 286 285 283 279 280 283 282 282 282 282 ~ 286.40 293.04 30.00
10 282 284 287 284 285 283 281 281 281 280 278 277 278 283 285 287 285 280 279 277 279 284 284 279 283 283 283 280 281 279 280 281.70 287.23 31.00
11 282 281 278 278 274 272 273 277 279 277 279 279 276 277 278 281 280 279 280 278 277 279 278 ~ ~ 280 280 279 ~ ~ ~ 278.10 282.46 26.00
12 ~ 276 278 279 276 273 271 268 265 265 265 267 269 269 271 274 275 272 271 272 275 273 273 271 271 270 272 273 278 282 268 272.13 282.36 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 0 0 90 0 0 0 90 90 90 90 90 0 0 0 284
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 0.028.1
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 0 300
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 20.6
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 84 0 0 0 84 84 84 84 84 0 0 0 299
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 87 0 0 0 87 87 87 87 87 0 0 0 287
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 0 352 0 0 0 352 352 352 352 352 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 20.6
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