Detailed overview of ambient air pollution valuis from individual stations

Year: 1998
Pollutant:CO-carbon monoxide
Station:1140 - Beroun
Code:CZBECMBER
Institution:CHMI
Region:Stredocesky
District:Beroun
IHd: 5000
Measure method:IR corel. absorption spectrometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 1748 1839 513 576 554 589 691 580 618 1541 1191 1296 1071 1340 2075 1460 1071 1425 858 724 669 867 566 721 1044 1929 1991 1227 1248 873 801 1086.89 2075.13 31.00
2 1238 1125 1006 1937 1775 1845 1217 1117 1461 1559 1262 863 879 795 856 815 1041 1421 1108 1672 1684 1576 1383 1261 1844 1342 927 ~ ~ ~ ~ 1296.71 1936.53 27.00
3 992 953 621 560 511 601 548 569 709 922 1003 822 598 610 866 834 670 673 637 645 664 820 1027 1102 ~ 1230 1080 1219 1101 1249 1511 844.82 1510.50 30.00
4 1127 915 834 486 789 828 629 573 964 896 711 529 730 755 984 776 831 700 797 917 866 1000 881 720 749 652 694 840 686 920 ~ 792.67 1126.53 30.00
5 664 624 571 407 514 601 726 724 703 685 743 707 654 604 576 554 656 872 703 621 551 511 571 628 829 793 753 755 721 888 671 663.73 888.04 31.00
6 574 641 536 537 729 ~ ~ 668 655 589 805 568 549 655 759 604 629 645 657 634 746 ~ ~ ~ ~ ~ 811 631 610 588 ~ 644.36 811.05 23.00
7 587 535 526 468 522 525 627 421 480 510 471 531 583 566 675 625 634 705 748 998 838 911 768 649 636 689 672 768 584 573 584 626.19 998.41 31.00
8 646 553 531 539 498 677 687 650 563 698 965 890 755 619 791 716 855 ~ ~ ~ ~ ~ ~ ~ ~ 438 407 559 554 612 550 641.38 964.52 23.00
9 634 584 575 607 586 634 840 750 806 695 781 524 615 525 ~ 563 670 605 881 664 842 988 1080 1020 1240 1235 1191 1103 924 868 ~ 794.22 1240.43 29.00
10 839 896 982 874 1168 948 1191 1037 1248 728 709 760 864 990 899 1443 1187 839 1167 814 1015 936 1326 1021 710 802 635 584 678 637 732 924.49 1443.07 31.00
11 506 1029 697 786 578 716 1251 1407 1455 1528 828 1287 1072 1048 801 1074 553 646 1192 586 903 1310 1655 1223 955 1051 1972 2320 1097 1098 ~ 1087.48 2319.50 30.00
12 752 1090 1104 ~ ~ ~ 611 742 1330 2113 1863 2621 502 864 ~ 614 1469 2024 627 878 1091 1519 1898 997 590 627 850 1851 1869 1692 837 1223.08 2621.41 27.00

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. 77 11 0 0 0 0 0 0 88 11 0 0 0 0 0 0 2075
REL. 87.5 12.5 0.0 0.0 0.0 0.0 0.0 0.0 100.0 12.5 0.0 0.0 0.0 0.0 0.0 0.015.1
ID 87 12 0 0 0 0 0 0 100
ABS. 84 0 0 0 0 0 0 0 84 0 0 0 0 0 0 0 1127
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. 83 0 0 0 0 0 0 0 83 0 0 0 0 0 0 0 1240
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 25.9
ID 100 0 0 0 0 0 0 0 100
ABS. 78 10 0 0 0 0 0 0 88 10 0 0 0 0 0 0 2621
REL 88.6 11.3 0.0 0.0 0.0 0.0 0.0 0.0100.0 11.4 0.0 0.0 0.0 0.0 0.0 0.012.12
ID 88 11 0 0 0 0 0 0 100
Year
ABS. 322 21 0 0 0 0 0 0 343 21 0 0 0 0 0 0 2621
REL. 93.8 6.1 0.0 0.0 0.0 0.0 0.0 0.0100.0 6.1 0.0 0.0 0.0 0.0 0.0 0.012.12
ID 93 6 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