Detailed overview of ambient air pollution valuis from individual stations

1321 - Plzen-stred

Year: 1997
Pollutant:CO-carbon monoxide
Station:1321 - Plzen-stred
Code:CZPMSIPST
Institution:Infrastructure Management of the Plzeň
Region:Zapadocesky
District:Plzen-mesto
IHd: 5000
Measure method:IR corel. absorption spectrometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 1440 1672 1007 1158 970 856 1081 1170 1048 1230 991 869 1957 3027 3420 3597 2320 2162 1531 2351 1322 1394 2290 2563 1689 975 1524 1154 986 726 764 1588.49 3597.47 31.00
2 1064 1049 1407 999 1077 1262 1847 1510 1896 1843 631 639 492 923 636 576 1001 1068 788 764 630 1130 1367 1117 690 728 779 1047 ~ ~ ~ 1034.32 1895.58 28.00
3 1288 892 1037 1005 782 1084 728 951 750 1188 1193 1247 1112 820 624 586 585 688 587 500 662 635 419 657 790 878 573 471 471 489 709 787.17 1288.33 31.00
4 1079 1015 800 577 598 641 715 887 1119 930 709 645 807 863 728 431 654 566 369 435 599 598 613 753 574 528 658 599 494 569 ~ 685.11 1118.91 30.00
5 519 639 593 640 690 391 442 361 467 468 385 450 367 528 426 452 325 303 510 400 437 491 460 332 297 414 398 502 386 297 301 441.01 690.29 31.00
6 326 440 652 433 327 549 336 392 480 377 402 539 451 331 353 369 373 426 408 658 371 427 518 500 601 519 525 518 380 461 ~ 448.08 657.53 30.00
7 484 421 443 555 391 347 594 475 433 381 511 490 347 499 601 477 586 705 479 440 877 793 700 622 675 502 527 568 594 678 621 542.48 876.54 31.00
8 556 617 543 401 465 344 323 339 207 236 352 445 636 705 558 437 414 636 667 503 591 645 707 654 608 591 554 412 456 428 366 496.62 706.74 31.00
9 569 409 525 673 614 454 285 378 264 378 388 664 269 344 537 514 944 693 369 183 303 612 1094 895 594 1115 526 910 1297 1046 ~ 594.90 1296.90 30.00
10 965 528 752 544 852 1431 1568 885 497 645 444 453 895 814 874 652 1257 1422 1168 864 599 1110 1074 697 429 369 593 676 914 558 623 811.26 1567.81 31.00
11 1093 1473 ~ 608 796 1077 3095 1913 764 1701 886 643 817 1606 702 513 524 403 519 878 1461 1123 843 713 962 991 1150 1404 1934 1242 ~ 1097.68 3094.97 29.00
12 947 550 740 1150 1074 757 956 1450 1933 839 994 874 576 615 491 556 541 615 939 903 1330 1731 1426 791 463 363 603 523 702 1375 1744 920.95 1933.10 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. 76 12 2 0 0 0 0 0 90 14 2 0 0 0 0 0 3597
REL. 84.4 13.3 2.2 0.0 0.0 0.0 0.0 0.0 100.0 15.6 2.2 0.0 0.0 0.0 0.0 0.016.1
ID 84 13 2 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 1119
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 1297
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. 84 7 0 0 0 0 0 0 91 7 0 0 0 0 0 0 3095
REL 92.3 7.6 0.0 0.0 0.0 0.0 0.0 0.0100.0 7.7 0.0 0.0 0.0 0.0 0.0 0.0 7.11
ID 92 7 0 0 0 0 0 0 100
Year
ABS. 343 19 2 0 0 0 0 0 364 21 2 0 0 0 0 0 3597
REL. 94.2 5.2 0.5 0.0 0.0 0.0 0.0 0.0100.0 5.8 0.5 0.0 0.0 0.0 0.0 0.0 16.1
ID 94 5 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