Detailed overview of ambient air pollution valuis from individual stations

1014 - Decin

Year: 1997
Pollutant:CO-carbon monoxide
Station:1014 - Decin
Code:CZDCCMDEC
Institution:CHMI
Region:Severocesky
District:Decin
IHd: 5000
Measure method:IR corel. absorption spectrometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 1278 2065 1312 779 493 448 892 831 615 1411 1412 727 715 1016 1254 1536 1333 1353 926 1221 1082 536 885 1730 1373 407 874 677 593 529 299 987.21 2065.16 31.00
2 547 621 991 770 630 1184 1034 1310 1278 1104 470 952 288 722 554 388 485 645 537 711 351 924 953 432 370 297 394 584 ~ ~ ~ 697.38 1310.16 28.00
3 1035 598 662 924 660 605 808 1078 1024 988 1086 868 653 356 222 265 492 346 640 381 540 395 256 433 639 998 618 212 272 359 551 611.69 1086.46 31.00
4 730 711 372 264 369 107 581 575 639 242 182 255 469 422 218 272 519 394 341 456 509 508 468 609 316 363 394 290 366 339 ~ 409.28 730.05 30.00
5 508 640 553 671 416 161 340 348 339 577 432 344 341 422 376 421 480 361 411 360 279 320 290 244 266 278 198 236 233 186 232 363.26 670.74 31.00
6 226 385 373 315 402 423 498 393 379 396 399 437 333 413 360 399 349 323 330 361 295 298 315 370 408 416 433 421 320 342 ~ 370.37 497.92 30.00
7 436 339 382 321 245 227 272 326 345 320 337 350 270 441 499 411 436 384 311 361 459 443 399 423 501 377 385 377 ~ ~ ~ 370.53 500.52 28.00
8 378 394 397 474 461 414 419 485 452 440 410 425 451 592 500 468 457 510 520 557 503 560 672 590 540 507 545 414 416 431 457 478.61 672.40 31.00
9 452 485 468 596 ~ ~ ~ ~ ~ 569 457 612 406 462 486 568 585 648 457 537 564 720 577 477 559 719 393 432 921 611 ~ 550.54 921.28 25.00
10 423 294 539 523 921 876 909 910 584 538 480 550 605 563 729 679 896 983 969 823 757 938 598 423 283 584 863 961 ~ ~ ~ 685.84 983.07 28.00
11 ~ ~ 580 542 366 ~ ~ ~ ~ 1091 829 964 617 ~ ~ ~ 477 376 ~ ~ ~ ~ ~ ~ 928 948 822 974 1153 1001 ~ 777.84 1152.60 15.00
12 607 592 683 531 786 891 868 913 904 860 1498 973 497 528 423 711 680 817 1046 1488 1511 1470 1780 1304 1281 1210 1335 1190 1325 1399 1372 1015.26 1780.21 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. 88 2 0 0 0 0 0 0 90 2 0 0 0 0 0 0 2065
REL. 97.7 2.2 0.0 0.0 0.0 0.0 0.0 0.0 100.0 2.2 0.0 0.0 0.0 0.0 0.0 0.02.1
ID 97 2 0 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 730
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 1.4
ID 100 0 0 0 0 0 0 0 100
ABS. 84 0 0 0 0 0 0 0 84 0 0 0 0 0 0 0 921
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. 73 1 0 0 0 0 0 0 74 1 0 0 0 0 0 0 1780
REL 98.6 1.3 0.0 0.0 0.0 0.0 0.0 0.0100.0 1.4 0.0 0.0 0.0 0.0 0.0 0.023.12
ID 98 1 0 0 0 0 0 0 100
Year
ABS. 336 3 0 0 0 0 0 0 339 3 0 0 0 0 0 0 2065
REL. 99.1 0.8 0.0 0.0 0.0 0.0 0.0 0.0100.0 0.9 0.0 0.0 0.0 0.0 0.0 0.0 2.1
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