Detailed overview of ambient air pollution valuis from individual stations

Year: 2002
Pollutant:T2m-temperature 2m above terrain
Station:1325 - Plzen-Skvrnany
Code:CZPMPZPLS
Institution:Plzen City
Region:Plzensky
District:Plzen-mesto
IHd: 150
Measure method:resistance method
Unit:K

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 270 269 261 257 257 265 271 273 269 266 266 270 271 267 268 268 270 271 274 276 277 276 276 280 276 280 282 283 281 278 278 271.85 283.02 31.00
2 279 278 276 275 278 279 277 278 281 278 282 ~ 278 273 273 275 274 275 275 277 271 274 275 273 276 282 278 276 ~ ~ ~ 276.44 281.92 27.00
3 276 272 274 275 275 279 279 276 279 276 278 280 281 277 276 278 279 282 279 281 281 276 275 273 273 273 273 275 279 281 282 277.20 282.32 31.00
4 281 283 282 280 276 273 275 278 278 278 281 281 282 280 278 278 279 281 282 281 283 283 286 284 285 285 280 284 282 283 ~ 280.76 285.68 30.00
5 287 289 290 286 283 283 288 292 292 288 289 287 289 286 285 289 293 292 284 287 291 293 291 285 287 284 286 285 287 287 288 287.92 292.87 31.00
6 286 286 289 293 293 290 287 286 288 287 287 291 292 290 291 292 294 297 298 297 294 295 296 287 290 292 293 288 284 289 ~ 290.77 298.35 30.00
7 291 287 292 286 290 291 290 295 298 294 288 292 293 294 293 293 291 288 289 291 291 288 291 290 287 289 289 294 297 297 294 291.34 297.95 31.00
8 294 292 295 290 291 291 289 290 291 292 292 288 289 291 292 292 293 294 295 294 290 290 292 293 295 295 293 291 291 293 294 292.04 295.15 31.00
9 286 287 290 291 287 288 289 292 292 288 287 285 284 287 283 284 286 286 286 285 284 284 282 ~ ~ ~ ~ ~ ~ ~ ~ 286.69 292.35 23.00
10 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
11 ~ ~ ~ ~ 273 271 272 276 277 275 278 277 275 276 277 281 278 278 278 277 276 277 277 276 279 279 279 278 278 278 ~ 276.81 280.60 26.00
12 275 275 277 278 275 272 270 268 265 265 265 267 268 269 270 273 274 271 270 270 274 273 273 271 270 269 271 272 277 281 268 271.49 281.48 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 89 0 0 0 89 89 89 89 89 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 0.028.1
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 0 298
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 19.6
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 85 0 0 0 85 85 85 85 85 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 57 0 0 0 571 57 57 57 57 0 0 0 281
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 0.030.12
ID 0 0 0 0 500 0 0 0 500
Year
ABS. 0 0 0 0 322 0 0 0 322 322 322 322 322 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 19.6
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