Detailed overview of ambient air pollution valuis from individual stations

Year: 2000
Pollutant:CO-carbon monoxide
Station:1140 - Beroun
Code:CZBECMBER
Institution:Czech Hydrometeorological Institute
Region:Stredocesky
District:Beroun
IHd: 5000
Measure method:IR corel. absorption spectrometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 762 1033 846 596 920 996 1203 1368 1337 1118 1206 1062 732 1029 1073 618 444 558 584 666 760 1159 921 1197 1281 1024 1054 1120 950 982 830 949.32 1368.04 31.00
2 971 739 735 860 816 1342 576 418 342 916 852 758 530 771 921 654 672 891 924 728 1014 1204 1098 1076 470 927 1070 1156 627 ~ ~ 829.67 1342.39 29.00
3 520 427 454 399 503 733 397 399 375 679 418 762 899 542 400 477 482 702 569 719 798 1108 1255 1384 1100 695 590 697 ~ 809 795 669.62 1384.41 30.00
4 862 861 1018 778 583 512 289 463 640 666 819 855 586 800 666 764 642 541 526 ~ 679 729 543 411 550 641 521 491 621 703 ~ 646.92 1017.68 29.00
5 464 490 486 565 645 543 547 745 613 832 ~ 628 695 722 826 ~ 871 696 612 536 628 640 845 931 816 749 607 648 623 587 663 663.90 931.48 29.00
6 777 804 843 861 858 733 754 803 687 630 542 575 632 666 648 531 580 679 893 842 964 611 541 442 492 494 581 546 693 639 ~ 678.13 963.72 30.00
7 552 667 528 519 385 469 674 405 445 539 562 443 423 592 417 465 535 564 450 531 475 483 542 649 ~ 748 653 612 497 614 686 537.42 748.45 30.00
8 701 671 606 674 691 744 575 754 704 850 747 679 778 886 766 787 945 804 804 948 667 701 794 735 555 618 704 767 684 847 736 739.38 947.97 31.00
9 754 534 495 508 607 711 737 709 752 794 737 763 678 646 727 513 550 620 597 634 633 856 612 644 876 836 954 799 810 890 ~ 699.25 954.03 30.00
10 1025 1054 1490 1329 935 522 549 777 886 809 936 961 1672 1213 835 1474 1076 887 1095 930 1059 1109 872 874 761 622 544 959 774 1387 715 972.00 1672.09 31.00
11 861 1141 1178 623 1165 687 1148 1496 1236 911 996 1166 1360 830 1119 1385 935 896 1377 1236 1218 1490 1744 888 834 590 748 1388 1069 911 ~ 1087.49 1744.24 30.00
12 848 929 1209 1251 972 1043 1145 1768 1994 1250 944 699 426 594 374 357 777 1063 1033 1204 914 1237 1447 1510 1060 1313 918 773 1747 1311 719 1059.03 1994.21 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. 90 0 0 0 0 0 0 0 90 0 0 0 0 0 0 0 1384
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 0.024.3
ID 100 0 0 0 0 0 0 0 100
ABS. 88 0 0 0 0 0 0 0 88 0 0 0 0 0 0 0 1018
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 3.4
ID 100 0 0 0 0 0 0 0 100
ABS. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 954
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 27.9
ID 100 0 0 0 0 0 0 0 100
ABS. 87 5 0 0 0 0 0 0 92 5 0 0 0 0 0 0 1994
REL 94.5 5.4 0.0 0.0 0.0 0.0 0.0 0.0100.0 5.4 0.0 0.0 0.0 0.0 0.0 0.0 9.12
ID 94 5 0 0 0 0 0 0 100
Year
ABS. 356 5 0 0 0 0 0 0 361 5 0 0 0 0 0 0 1994
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 0.0 9.12
ID 98 1 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