Information about air quality in the Czech Republic

Report of improbable daily values

Period: 2023-07-01 - 2023-12-31

Component: NO

Updated: 2024-11-24 03:37 CET

Organization: CEZ, a.s.
Measuring programme Date Value CAS1 CAS2 Flag Method
ULPRA Libkovice pod Ripem (1575) 2023-07-24 1.1 236 236 p2n2 CHLM
ULPRA Libkovice pod Ripem (1575) 2023-08-13 4.4 256 20 p1 CHLM
ULPRA Libkovice pod Ripem (1575) 2023-08-14 1.7 257 1 n1 CHLM
Organization: Czech Hydrometeorological Institute
Measuring programme Date Value CAS1 CAS2 Flag Method
ACHOA Praha 4-Chodov (2118) 2023-07-08 0.6 220 220 p2n2 CHLM
SKHOA Kutna Hora-Orebitska (2265) 2023-07-22 0.5 234 234 p2n2 CHLM
AKALA Praha 8-Karlin (1519) 2023-07-25 2.7 237 237 p2n2 CHLM
AKOBA Praha 8-Kobylisy (779) 2023-08-10 5.4 253 253 p1 CHLM
ABREA Praha 6-Brevnov (2044) 2023-08-11 1.1 254 254 p2n2 CHLM
LLILA Liberec-Rochlice (2059) 2023-09-25 10.6 299 299 p1 CHLM
HPLOA Polom (1959) 2023-09-26 2.0 300 300 p1 CHLM
LLILA Liberec-Rochlice (2059) 2023-09-26 1.5 300 1 n1 CHLM
KPRBA Prebuz (1033) 2023-10-05 0.6 309 309 p2n2 CHLM
BKUCA Kucharovice (1132) 2023-10-11 1.6 315 315 p1 CHLM
LLILA Liberec-Rochlice (2059) 2023-10-20 17.8 324 24 p1 CHLM
LLILA Liberec-Rochlice (2059) 2023-10-21 2.1 325 1 n1 CHLM
MJESA Jesenik-lazne (1080) 2023-10-21 0.5 325 325 p2n2 CHLM
ACHOA Praha 4-Chodov (2118) 2023-10-25 1.9 329 109 p2n2 CHLM
BBNYA Brno-Turany (1130) 2023-10-31 0.6 335 335 p2n2 CHLM
CPRAA Prachatice (1225) 2023-10-31 0.5 335 335 p2n2 CHLM
PKUJA Kamenny Ujezd (1936) 2023-11-10 1.7 345 345 p2n2 CHLM
ACHOA Praha 4-Chodov (2118) 2023-12-02 1.3 367 38 p2n2 CHLM
LLILA Liberec-Rochlice (2059) 2023-12-02 2.2 367 42 p2n2 CHLM
TVERA Vernovice-Dolni Lutyne (1072) 2023-12-02 1.4 367 367 n1 CHLM
PKUJA Kamenny Ujezd (1936) 2023-12-04 20.8 369 24 p1 CHLM
TOVKA Opava-Katerinky (1186) 2023-12-04 22.5 369 369 p1 CHLM
AKOBA Praha 8-Kobylisy (779) 2023-12-07 13.7 372 119 p2n2 CHLM
ARIEA Praha 2-Riegrovy sady (772) 2023-12-07 10.8 372 372 p2n2 CHLM
SKHOA Kutna Hora-Orebitska (2265) 2023-12-07 4.1 372 138 p2n2 CHLM
SKLSA Kladno-Svermov (1455) 2023-12-07 12.7 372 372 n1 CHLM
SRORA Rozdalovice-Ruska (2056) 2023-12-08 2.7 373 373 p2n2 CHLM
TCERA Cervena hora (1568) 2023-12-08 0.7 373 373 p2n2 CHLM
CPRAA Prachatice (1225) 2023-12-09 4.2 374 39 p2n2 CHLM
TFMIA Frydek-Mistek (1067) 2023-12-09 2.5 374 374 n1 CHLM
TOPOA Ostrava-Poruba CHMU (1939) 2023-12-09 1.2 374 374 n1 CHLM
XMOVA Mobilni vuz Ostrava (2390) 2023-12-09 11.1 374 374 p2n2 CHLM
TOFFA Ostrava-Fifejdy (1061) 2023-12-14 9.4 379 379 p2n2 CHLM
BBNYA Brno-Turany (1130) 2023-12-18 75.9 383 48 p1 CHLM
ZTNVA Tesnovice (2068) 2023-12-18 9.0 383 383 p1 CHLM
CCBDA Ceske Budejovice (1104) 2023-12-19 40.9 384 384 p2n2 CHLM
BBNYA Brno-Turany (1130) 2023-12-20 5.8 385 2 n1 CHLM
EMTPA Moravska Trebova - Piaristicka. (2058) 2023-12-20 6.4 385 385 n1 CHLM
Organization: Letiste Praha, s.r.o.
Measuring programme Date Value CAS1 CAS2 Flag Method
ALERA Letiste Praha (2245) 2023-10-25 2.2 329 329 p2n2 CHLM
Organization: State Authority for the Environment and Geology, Dresden,FRG
Measuring programme Date Value CAS1 CAS2 Flag Method
DZINA Zinnwald (1297) 2023-07-22 1.0 234 234 p2n2 CHLM
DZITK Zittau-Ost (1294) 2023-08-12 1.0 255 255 p2n2 CHLM
DZINA Zinnwald (1297) 2023-08-29 1.0 272 38 p2n2 CHLM
DZITK Zittau-Ost (1294) 2023-10-19 1.1 323 68 p2n2 CHLM
DZITK Zittau-Ost (1294) 2023-10-20 5.7 324 1 n2p2 CHLM
Organization: Mesto Steti
Measuring programme Date Value CAS1 CAS2 Flag Method
USTEA Steti (2248) 2023-08-10 4.2 253 253 p1 CHLM
USTEA Steti (2248) 2023-08-11 1.6 254 1 n1 CHLM
Organization: Obec Nosovice
Measuring programme Date Value CAS1 CAS2 Flag Method
TNSVA Nosovice (2293) 2023-10-25 1.1 329 329 n1 CHLM
TNSVA Nosovice (2293) 2023-10-28 0.4 332 3 p2n2 CHLM
Organization: ORGREZ, a.s.
Measuring programme Date Value CAS1 CAS2 Flag Method
UDROA Drouzkovice (1331) 2023-07-26 4.5 238 238 p1 CHLM
UBLZA Blazim (1351) 2023-10-20 4.2 324 324 n2p2 CHLM
Organization: ZU Statutory City of Ostrava
Measuring programme Date Value CAS1 CAS2 Flag Method
TOREK Ostrava-Radvanice ZU (1650) 2023-10-25 2.4 329 329 p2n2 CHLM
TOPDA Ostrava-Poruba DD (2042) 2023-12-14 7.6 379 379 p2n2 CHLM
Organization: Vapenka Certovy schody, a.s.
Measuring programme Date Value CAS1 CAS2 Flag Method
STCSA Tobolka-Certovy schody (1771) 2023-10-20 4.6 324 324 p1 CHLM
STCSA Tobolka-Certovy schody (1771) 2023-10-21 0.5 325 1 n1 CHLM
STCSA Tobolka-Certovy schody (1771) 2023-12-02 0.7 367 42 p2n2 CHLM
STCSA Tobolka-Certovy schody (1771) 2023-12-05 0.8 370 3 p2n2 CHLM

Legend

ICAS1 Number of days from the beginning of the year
ICAS2 Number of days from last error
dn Missing difference, value bigger than 500.0
nmed Less than 10 differencies in area (missing median)
d0 Zero difference
n2p2 Big rise followed by big fall
p2n2 Big fall followed by big rise
p3p3 Two big consecutive rises
n3n3 Two big consecutive falls
p1 Extremely big rise
n1 Extremely big fall
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