Detailed overview of ambient air pollution valuis from individual stations

1026 - Louny

Year: 1997
Pollutant:CO-carbon monoxide
Station:1026 - Louny
Code:CZLNCMLOU
Institution:CHMI
Region:Severocesky
District:Louny
IHd: 5000
Measure method:IR corel. absorption spectrometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 955 1009 717 906 850 713 790 1007 832 1015 904 536 712 1272 1776 1858 1740 1587 1425 1248 1301 813 1028 1249 831 432 938 655 510 344 388 978.80 1857.98 31.00
2 448 822 1061 787 468 495 1083 1548 1167 658 340 357 187 260 316 314 490 446 243 311 325 420 869 463 163 147 297 ~ ~ ~ ~ 536.43 1547.66 27.00
3 923 540 522 496 807 778 635 809 652 875 1050 1063 617 376 315 258 372 466 514 481 623 531 538 587 644 583 338 317 379 429 536 582.37 1062.76 31.00
4 457 494 391 247 251 246 279 372 543 366 292 316 345 347 303 321 502 367 322 342 441 432 379 403 405 491 542 296 314 419 ~ 374.17 542.82 30.00
5 467 377 514 464 355 288 376 340 321 416 377 388 385 453 423 418 384 456 424 419 339 425 384 352 332 385 374 356 255 258 321 381.43 513.56 31.00
6 389 383 389 313 265 304 311 381 358 356 338 412 416 404 447 374 348 394 351 385 302 293 338 389 337 412 492 480 380 305 ~ 368.23 491.93 30.00
7 373 310 383 354 285 238 299 304 265 271 319 328 261 328 398 344 376 385 292 324 410 340 434 436 373 339 301 253 290 307 347 331.10 436.46 31.00
8 312 324 326 377 310 276 324 379 356 351 289 312 360 398 410 370 328 433 445 454 449 511 589 479 476 461 501 356 297 334 389 386.26 588.83 31.00
9 432 471 535 554 435 440 328 268 202 205 263 297 219 327 314 350 398 511 291 310 354 410 376 352 359 475 301 479 631 376 ~ 375.41 630.73 30.00
10 258 160 255 292 506 678 646 404 217 244 279 326 242 253 324 461 639 836 783 441 325 558 293 207 182 205 328 501 642 588 474 404.69 835.68 31.00
11 848 827 351 ~ ~ 1033 1192 744 646 645 630 531 499 679 634 546 507 388 509 888 957 1007 1094 817 904 1076 783 1038 1061 836 ~ 773.93 1191.93 28.00
12 728 640 844 605 620 546 897 1189 1090 524 601 565 586 566 341 401 397 509 828 984 1160 1167 1111 616 307 314 509 692 524 829 843 694.71 1188.56 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- 1667 1668- 3333 3334- 5000 5001- 7500 7501-1000010001-1500015001-20000 over 20000 1667 3333 5000 7500100001500020000
ABS. 86 3 0 0 0 0 0 0 89 3 0 0 0 0 0 0 1858
REL. 96.6 3.3 0.0 0.0 0.0 0.0 0.0 0.0 100.0 3.4 0.0 0.0 0.0 0.0 0.0 0.016.1
ID 96 3 0 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 543
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 9.4
ID 100 0 0 0 0 0 0 0 100
ABS. 92 0 0 0 0 0 0 0 92 0 0 0 0 0 0 0 631
REL.100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 29.9
ID 100 0 0 0 0 0 0 0 100
ABS. 90 0 0 0 0 0 0 0 90 0 0 0 0 0 0 0 1192
REL100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 7.11
ID 100 0 0 0 0 0 0 0 100
Year
ABS. 359 3 0 0 0 0 0 0 362 3 0 0 0 0 0 0 1858
REL. 99.1 0.8 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.8 0.0 0.0 0.0 0.0 0.0 0.0 16.1
ID 99 0 0 0 0 0 0 100

Note:

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

Detailed overview of ambient air pollution valuis from individual stations - selection station