Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:T2m-temperature 2m above terrain
Station:1324 - Plzen-Lochotin
Code:CZPMPZPLL
Institution:Plzeň Municipal Authority
Region:Zapadocesky
District:Plzen-mesto
IHd: 150
Measure method:resistance method
Unit:K

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 274 276 280 278 278 276 280 281 281 278 271 270 270 272 276 278 275 276 276 273 272 272 271 270 269 267 265 267 269 270 264 273.30 281.31 31.00
2 262 263 268 267 269 272 272 274 275 277 279 281 282 283 283 282 275 ~ 280 277 278 280 278 277 281 280 280 277 ~ ~ ~ 276.03 283.18 27.00
3 275 278 283 288 277 278 282 276 271 274 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 278.13 287.71 10.00
4 ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ 281 278 281 279 278 281 282 284 287 285 287 291 290 284 287 288 ~ 283.94 290.86 16.00
5 288 284 285 281 282 283 285 290 293 293 294 294 290 289 284 286 285 287 289 288 284 281 282 283 285 286 291 294 293 291 292 287.51 294.31 31.00
6 286 293 291 294 298 299 296 288 292 291 286 284 282 287 288 287 286 286 289 292 297 292 290 290 295 294 294 291 292 292 ~ 290.73 298.81 30.00
7 290 288 291 287 287 288 285 284 287 289 289 289 292 288 288 287 290 291 293 302 ~ 293 296 293 291 293 292 290 289 290 290 290.08 301.79 30.00
8 294 294 291 293 290 292 295 297 294 294 299 298 289 290 293 296 295 295 292 294 289 287 287 286 285 289 284 284 284 286 284 290.97 298.60 31.00
9 287 289 287 290 287 288 289 288 292 293 287 284 281 282 283 284 283 285 285 285 285 284 285 285 283 285 286 286 284 286 ~ 285.93 292.76 30.00
10 281 279 280 280 280 280 284 284 283 283 283 280 280 284 284 282 287 281 280 278 282 285 286 283 282 279 281 283 278 277 278 281.50 286.60 31.00
11 278 277 279 278 276 277 275 276 280 281 276 273 275 274 275 275 272 271 270 270 265 266 271 271 270 271 274 274 272 272 ~ 273.74 280.90 30.00
12 268 268 270 270 271 270 268 265 264 263 266 274 279 277 279 277 274 274 276 274 271 272 271 271 275 278 282 276 272 273 271 272.24 282.14 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 68 0 0 0 68 68 68 68 68 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 0.04.3
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 77 0 0 0 77 77 77 77 77 0 0 0 299
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 6.6
ID 0 0 0 0 500 0 0 0 500
ABS. 0 0 0 0 90 1 0 0 91 91 91 91 91 1 0 0 302
REL. 0.0 0.0 0.0 0.0 98.9 1.0 0.0 0.0100.0 100.0 100.0 100.0 100.0 1.1 0.0 0.0 20.7
ID 0 0 0 0 494 27 0 0 521
ABS. 0 0 0 0 92 0 0 0 92 92 92 92 92 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 0.017.10
ID 0 0 0 0 500 0 0 0 500
Year
ABS. 0 0 0 0 327 1 0 0 328 328 328 328 328 1 0 0 302
REL. 0.0 0.0 0.0 0.0 99.6 0.3 0.0 0.0100.0 100.0 100.0 100.0 100.0 0.3 0.0 0.0 20.7
ID 0 0 0 0 498 7 0 0 506

Note:

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