Detailed overview of ambient air pollution valuis from individual stations


Year: 2000
Pollutant:CO-carbon monoxide
Station:1026 - Louny
Code:CZLNCMLOU
Institution:Czech Hydrometeorological Institute
Region:Severocesky
District:Louny
IHd: 5000
Measure method:IR corel. absorption spectrometry
Unit:ug/m^3

Average daily concentrations

Day/
Month

12345678910111213141516171819202122232425262728293031XMaxN
1 836 537 504 441 789 794 945 1083 929 899 690 682 574 603 626 422 328 342 377 328 359 527 607 576 736 508 489 543 402 356 373 587.30 1083.07 31.00
2 399 403 394 409 484 823 422 353 345 516 664 490 367 430 537 388 457 525 560 559 591 818 602 544 451 646 627 716 492 ~ ~ 517.66 823.44 29.00
3 388 341 327 311 320 373 344 341 307 432 362 478 578 415 341 434 367 482 435 492 435 622 870 815 758 562 493 498 405 532 525 463.95 869.53 31.00
4 533 508 593 606 398 391 305 465 423 483 553 557 268 474 363 495 511 432 550 484 636 614 461 423 355 598 405 495 430 460 ~ 475.72 636.20 30.00
5 441 350 465 465 452 549 488 435 437 467 534 285 397 410 344 413 421 399 362 312 393 395 334 331 ~ 266 332 328 269 311 290 389.12 549.47 30.00
6 465 555 479 436 467 347 403 386 397 426 374 352 424 426 330 266 280 278 415 389 323 359 391 280 307 254 255 244 296 349 ~ 365.14 554.95 30.00
7 432 467 447 364 232 266 428 328 255 346 290 294 278 419 295 300 333 348 264 274 351 320 276 457 420 373 338 336 360 354 391 343.04 467.02 31.00
8 451 421 353 398 384 464 364 347 336 410 366 354 336 326 373 264 255 345 382 343 347 338 311 ~ ~ ~ ~ 385 281 326 372 356.67 463.80 27.00
9 379 275 258 242 270 305 339 372 421 354 343 368 353 391 341 303 329 384 360 340 414 520 410 478 521 486 574 688 430 493 ~ 391.41 687.50 30.00
10 403 406 515 552 589 396 434 394 461 343 501 599 695 776 435 612 512 502 701 587 507 675 577 381 400 299 363 528 424 664 417 504.72 775.78 31.00
11 391 508 547 458 466 463 954 717 573 398 542 728 907 621 788 824 592 438 738 835 587 842 890 793 595 457 468 699 625 636 ~ 635.95 953.91 30.00
12 564 576 780 630 556 627 680 927 962 542 342 ~ 408 326 295 289 397 594 821 604 503 745 880 981 683 874 855 696 860 677 503 639.29 980.99 30.00

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. 91 0 0 0 0 0 0 0 91 0 0 0 0 0 0 0 1083
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 0.08.1
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 0 636
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 21.4
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 0 688
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 28.9
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 0 981
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 0.024.12
ID 100 0 0 0 0 0 0 0 100
Year
ABS. 360 0 0 0 0 0 0 0 360 0 0 0 0 0 0 0 1083
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 8.1
ID 100 0 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