Web Generator 1.0.0
ISKO
Information about air quality in the Czech Republic
Information on the level ambient air pollution pursuant the Clean Air Act

Current overview of data from automated stations (non-verified data)

Updated: 2025-07-04 11:26 CEST

Region: Prague 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
     Centre of Prague    2A
AKALA Praha 8-Karlin   T/U/C CHMI 2A 11.6 24.0 78.4
ALEGA Praha 2-Legerova   T/U/RC CHMI 2A 29.1 21.0 73.3 8.5
AREPA Praha 1-n. Republiky   B/U/C CHMI 2A 15.6 22.9 73.2
ARIEA Praha 2-Riegrovy sady   B/U/NR CHMI 2A 4.9 11.2 26.8 72.9 14.6
AVRSA Praha 10-Vrsovice   T/U/R CHMI 2A 10.9 17.0 73.5
AVYNA Praha 9-Vysocany   T/U/CR CHMI 2A 20.6 24.6 64.2
     Periphery of Prague    2A
ABREA Praha 6-Brevnov   B/U/RN CHMI 2A 11.2 23.5 75.3
ACHOA Praha 4-Chodov   B/U/RN CHMI 2B 12.0 26.4 78.1
AKOBA Praha 8-Kobylisy   B/S/R CHMI 2A 7.0 16.1 79.3
ALERA Letiste Praha   T/S/C Letiste Pr 2B 7.3 41.5 78.5 11.2
ALIBA Praha 4-Libus   B/S/R CHMI 2A 2.7 10.3 21.7 76.7 8.3
APRUA Praha 10-Prumyslova   T/U/IC CHMI 2B 24.8 28.7 79.6
ARERA Praha 5-Reporyje   B/S/RA ZU Usti nL 2A 9.6 12.0 77.9 4.2
ASROA Praha 10-Srobarova   B/U/RC SZU 2A 6.7 16.8 74.0 5.2
ASTOA Praha 5-Stodulky   B/U/R CHMI 2A 18.0 78.5 7.7
ASUCA Praha 6-Suchdol   B/S/R CHMI 2A 19.2 83.8
AHOLA Praha 7-Holesovice   T/U/RC CHMI 2A 14.2 24.8 77.5 14.0
Region: Stredocesky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
SBERA Beroun   T/U/RCI CHMI 2A 16.3 21.4 77.0 13.6
SKHOA Kutna Hora-Orebitska   B/U/R CHMI 2A 4.4 16.0 72.1 17.9
SKLMA Kladno-stred mesta   B/U/R CHMI 2A 17.8 79.7 18.5
SKLSA Kladno-Svermov   B/U/RI CHMI 2A 3.9 8.6 23.4 79.6
SKRPA Kralupy nad Vltavou-sportoviste   I/U/RCI ZU Usti nL 2A 12.9 77.5 4.7
SMBOA Mlada Boleslav   B/U/R CHMI 2A 4.9 18.0 78.5 5.4
SONRA Ondrejov   B/R/N-REG CHMI 2A 71.8 17.4
SPBRA Pribram-Brezové Hory   B/U/R CHMI 2A 6.0 19.4 74.7
SRORA Rozdalovice-Ruska   B/R/A-NCI CHMI 2A 1.3 3.5 16.0 73.6 15.6
STCSA Tobolka-Certovy schody   B/R/ANI-NCI VCs 2A 5.7 79.4 19.4 2.1
Region: Jihocesky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
CCBDA Ceske Budejovice   B/U/R CHMI 1B 1.3 8.8 9.7 52.9 7.9
CCBTA Ces. Budejovice-Tres   B/U/R ZU Usti nL 1B 14.0 54.3 8.5
CCHUA Churanov   B/R/N-REG CHMI 1B 2.4 2.2 69.5 6.3
CKOCA Kocelovice   B/R/N-REG CHMI 2A 77.9 16.2
CPRAA Prachatice   B/S/R CHMI 1B 8.4 13.0 44.2
CSTRA Strakonice-ZS Strakonice   B/U/R ZU Usti nL 2A 19.5 59.0 9.3
CTACA Tabor   T/U/RC CHMI 2A 11.6 15.6 58.4
CHVOA Hojna Voda   B/R/N-REG CHMI 2A 41.6 62.4
Region: Plzensky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
PKUJA Kamenny Ujezd   B/R/NA-NCI CHMI 2A 1.3 6.5 16.5 79.5 6.9
PPLAA Plzen-Slovany   T/U/RC MPI/CHMI 2A 3.2 7.2 23.6 74.3 5.5
PPLLA Plzen-Lochotin   B/U/R MPI/CHMI 2A 6.7 8.3 10.8 83.4 4.9
PPLVA Plzen-Doubravka   B/S/A CHMI 2A 1.9 3.6 20.3 79.1 4.6
PPRMA Primda   B/R/N-REG CHMI 2A 2.0 4.3 93.0 14.9
Region: Karlovarsky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
KCHMA Cheb   B/S/R CHMI 2A 28.3 77.2
KPRBA Prebuz   B/R/AN-REG CHMI 2A 1.3 1.4 87.3 6.9
KSOMA Sokolov   B/S/R CHMI 2A 3.0 10.9 13.2 76.7 9.6
Region: Ustecky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
UDCMA Decin   B/U/R CHMI 2A 8.5 9.6 77.7 8.2
UDOKA Doksany   B/R/NA-NCI CHMI 2B 1.3 3.8 87.3 23.6
UCHMA Chomutov   B/U/R CHMI 2B 32.4 78.3
UKRUA Krupka   B/R/N-NCI CHMI 2A 1.3 13.8 84.6
ULOMA Lom   B/R/IN-NCI CHMI 2A 6.6 9.1 29.2 73.1 14.2
ULTTA Litomerice   B/U/R CHMI 2A 1.3 11.3 88.9
UMEDA Medenec   B/R/ANI-NCI CHMI 2A 1.3 18.2 91.0
UMOMA Most   B/U/R CHMI 2A 4.7 10.5 21.6 77.5 18.1
URVHA Rudolice v Horach   B/R/N-REG CHMI 2A 13.9 89.7
USNZA Sneznik   B/R/N-REG CHMI 2A 1.3 1.6 86.9 10.8
USTEA Steti   B/U/R CHMI 2A 1.3 11.8 81.7 4.6
UTPMA Teplice   B/S/R CHMI 2A 1.3 6.5 82.7 11.9
UTUSA Tusimice   B/R/IA-NCI CHMI 2A 3.5 5.3 16.8 85.7 11.3
UUKTA Usti n.L.-Pasteurova   I/U/R ZU Usti nL 2A 15.9 77.9 5.0
UULDA Usti n.L.-Vseboricka   T/U/RC CHMI 2A 23.5 14.3 78.8 5.0
UULKA Usti n.L.-Kockov   B/S/RN CHMI 2A 1.3 4.7 15.3 79.5 11.3
UULMA Usti n.L.-mesto   B/U/RC CHMI 2A 8.2 26.7 76.1
Region: Liberecky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
LCLMA Ceska Lipa   B/U/R CHMI 2A 16.5 79.8
LFRTA Frydlant   B/R/N-REG CHMI 2A 1.3 68.2 28.2
LHVIA Horni Vitkov   B/R/N-REG CHMI 2A 31.7 74.8 8.1
LLILA Liberec-Rochlice   B/U/R CHMI 2A 1.3 6.7 12.9 65.2 8.6
LSOUA Sous   B/R/N-REG CHMI 2A 77.2 18.8
LUHLA Uhelna   B/R/NA-NCI CHMI 2A 32.9 73.7 8.8
Region: Kralovehradecky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
HHKBA Hradec Kralove-Brnen   T/U/RC CHMI 2A 9.7 22.4 69.0 8.2
HHKOK Hradec Kralove-observator   B/S/R CHMI 2A 72.5 21.4
HHKSA Hr.Kral.-Sukovy sady   T/U/RCI ZU Usti nL 2A 9.0 16.3 68.9 8.7
HKRYA Krkonose-Rychory   B/R/N-REG CHMI 2A 77.5 7.7
HPLOA Polom   B/R/N-REG CHMI 2A 2.9 2.8 14.9 72.7
HTRTA Trutnov - Tkalcovska   B/U/R CHMI 2A 11.8 73.5
Region: Pardubicky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
EMTPA Moravska Trebova - Piaristicka.   B/U/R CHMI 2A 7.9 7.9 69.9 7.2
EPAOA Pardubice-Rosice   B/S/RI CHMI 2A 3.9 8.0 26.4 65.4
EPAUA Pardubice Dukla   B/U/R CHMI 2A 2.1 26.7 65.8 12.0
ESVRA Svratouch   B/R/AN-REG CHMI 2A 76.2 12.3
Region: Vysocina 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
JJIZA Jihlava-Znojemska   T/U/R ZU-Ostrava 2B 28.9 28.3 69.9 14.7
JKMYA Kostelni Myslova   B/R/A-NCI CHMI 2A 67.2 17.5
JKOSA Kosetice   B/R/AN-REG CHMI 2A 1.5 1.6 13.5 71.0 9.0
JPEMA Pelhrimov   B/S/R ZU-Ostrava 2A 12.3 70.1 8.0
JTREA Trebic   B/S/RN CHMI 2A 14.2 68.5
JZNZA Zdar nad Sazavou   B/U/RC ZU-Ostrava 2A 14.0 70.8 8.0
Region: Jihomoravsky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
BBDNA Brno - Detska nemocnice   B/U/RC CHMI 2A 3.9 10.5 73.2 4.6
BBMAA Brno-Arboretum   B/U/RN SMBrno 2A 2.4 13.1 77.5 7.2
BBMLA Brno-Lany   B/S/RN SMBrno 2A 6.8 6.0 12.8 76.7 6.7
BBMSA Brno-Svatoplukova   T/U/R SMBrno 2A 28.9 15.2 75.1 7.3
BBNIA Brno-Lisen   B/U/R CHMI 2A 15.8 76.8 7.0
BBNVA Brno-Uvoz   T/U/R CHMI 2A 20.2 16.7 75.2 7.2
BBNYA Brno-Turany   B/S/R CHMI 2A 7.4 3.2 14.6 76.9 2.2
BBOMA Brno-Komarov   T/U/R SMBrno 75.3
BHODA Hodonin   B/U/R ZU-Ostrava 2A 9.7 75.7 5.7
BKUCA Kucharovice   B/R/A-NCI CHMI
BKURA Kurim   T/U/R CHMI 2A 4.9 10.7 11.9 72.4 7.3
BMISA Mikulov-Sedlec   B/R/A-REG CHMI 2A 3.7 3.4 10.3 73.5 11.3
BMOCA Sivice   B/R/I-NCI Ceskomorav 71.4
BMOKA Mokra   B/R/R-NCI Ceskomorav 75.1
BZNOA Znojmo   B/S/RN CHMI 2A 9.0 12.2 73.4 15.3
Region: Olomoucky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
MBELA Belotin   B/R/A-NCI CHMI 1B 9.6 54.2 3.7
MJESA Jesenik-lazne   B/R/N-NCI CHMI 1B 1.3 2.5 6.8 60.2
MLOSA Lostice   B/R/A-NCI VLOS 2A 6.4 14.5 68.4
MOLJA Olomouc-Hejcin   B/U/R CHMI 2A 4.5 10.6 71.5 6.7
MOLSA Olomouc-Smeralova   B/U/R ZU-Ostrava 2A 14.7 71.4 9.0
MPHRA Hranice   B/U/RC MHR 1B 3.5 9.0 61.3 6.4
MPRRA Prerov   B/U/CR CHMI 2A 2.8 7.3 71.5 11.3
MPSTA Prostejov   B/U/R CHMI 2A 14.9 71.6
MSMSA Sumperk, ZS Vrchlickeho   B/U/R MSUM 2A 9.4 13.9 67.8 8.2
MVBYA Velka Bystrice   T/U/RI MUVB 2B 39.5 71.9 12.3
Region: Zlinsky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
ZOTMA Otrokovice - mesto   T/U/RIC MOTRO 78.2
ZROZA Roznov pod Radhostem   T/U/RI MU Roznov 2A 9.4 11.2 65.8 8.4
ZSNVA Stitna n.Vlari   B/R/N-REG CHMI 2A 76.7 20.6
ZTNVA Tesnovice   B/R/A-REG CHMI 2A 1.9 3.4 9.2 75.2 5.1
ZUHRA Uherske Hradiste   T/U/RC CHMI 2A 23.4 16.3 73.8
ZVMZA Valasske Mezirici   B/U/R CHMI 2A 17.1 65.8 10.6
ZZLNA Zlin   B/S/RN CHMI 2A 4.1 3.5 10.0 78.0 9.2
ZZZSA Zlin-ZS Kvitkova   B/U/R MZLI 3.3 9.3 6.9
Region: Moravskoslezsky 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₁₀ - from model O₃ - from model PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
TBKRA Bily Kriz   B/R/N-REG CHMI 2A 1.3 3.4 56.5 38.0
TCERA Cervena hora   B/R/N-REG CHMI 2A 1.8 70.1 23.8
TCTNA Cesky Tesin   B/U/RI CHMI 1B 1.3 8.1 6.3 65.1 2.7
TFMIA Frydek-Mistek   B/S/R CHMI 2A 6.2 12.0 63.1 11.7
THAOA Havirov ZU   B/U/R ZU, SMHa 1B 12.7 63.3
THARA Havirov   B/U/R CHMI 2A 11.6 67.1 12.9
TKAOK Karvina ZU   T/U/R ZU-Ostrava 1B 3.8 7.7 65.8 4.7
TKARA Karvina   B/U/R CHMI 1.3 2.4 10.7 8.0
TNSVA Nosovice   B/R/AI-NCI ONOS 63.0
TOCBA Ostrava-Ceskobratrsk   T/U/CR CHMI 2A 20.7 10.8 63.4 6.1
TOFFA Ostrava-Fifejdy   B/U/R CHMI 2A 1.8 7.6 16.0 57.0
TOHAA Ostrava-Hrabuvka   B/U/RC ZU, MSK 9.7 6.0
TOHUA Ostrava-Hrusov   I/S/C SMOstrava 1B 11.8 60.3 6.7
TOKLA Ostrava - Krasne Pole   B/S/R ZU, MSK 10.3 6.7
TOMHK Ostrava-Marianske Ho   B/U/RN SMOstrava 2A 5.3 6.3 8.3 68.1 5.3
TONVA Ostrava-Nova Ves-areal OVak   T/U/IAN ZU, MSK 25.0 10.0 6.0
TOPDA Ostrava-Poruba DD   T/U/R SMOstrava 2A 7.6 9.7 64.8 5.7
TOPOA Ostrava-Poruba CHMU   B/S/R CHMI 2A 1.3 8.7 11.4 64.9 10.9
TOPRA Ostrava-Privoz   I/U/IR CHMI 2A 3.0 11.6 19.0 63.0 8.8
TOREK Ostrava-Radvanice ZU   I/S/IR SMOstrava 2A 5.3 5.6 7.3 68.8 4.3
TOROK Ostrava-Radvanice OZO   B/S/R SMOstrava 2A 5.3 5.8 7.7 69.5 4.7
TOVKA Opava-Katerinky   B/U/R CHMI 15.9 6.7
TOZRA Ostrava-Zabreh   B/U/R CHMI 2A 13.4 62.5 8.6
TRYCA Rychvald   B/U/R CHMI 2A 1.3 6.6 14.1 66.4 12.7
TSTDA Studenka   B/R/A-NCI CHMI 3B 7.1 2.8 165.6 62.7 5.0
TTRKA Trinec-Kanada   B/S/RNI SMTr. 1B 8.9 61.8 5.0
TTROA Trinec-Kosmos   B/U/RI CHMI 2A 14.3 63.4 6.0
TVERA Vernovice-Dolni Lutyne   B/R/AI-NCI CHMI 2A 1.3 5.2 14.8 65.4 6.6

CHMI is responsible for data completeness and quality only at the stations that are administered by CHMI (see the entry "Owner" indicated with the published data).

Current overview of data from Poland automated stations

These data are for operational reasons 2 hours delayed

Region: Opolskie 2025-07-04 06:00 - 09:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
QKEKA Kedzierzyn-Kozle   B/U/RCI GIOS 2A 2.6 19.4 14.8 51.3 8.1
QOLEA Olesno   B/U/- GIOS 2A 4.1 22.2 57.0
QOPEA Opole-man4   B/U/- GIOS 2.1 5.1 66.7
QOPLA Opole-aut5   B/U/- GIOS 11.7 5.2
QPRUA Prudnik-mobil   B/U/- GIOS
QZDZA Zdzieszowice   B/U/RCI GIOS 16.8
Region: Malopolski 2025-07-04 06:00 - 09:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
YKRAA Krakow   B/U/RCI GIOS 2.3 13.5 13.9
YSBNA Sucha Beskidzka, ul. Nieszczynskiej   B/U/- GIOS 6.3
YTARA Tarnow   B/U/RCI GIOS 2.6 19.0 6.6
YTRZA Trzebinia   B/U/RCI GIOS 1.2
YZAKA Zakopane   B/U/RC GIOS 11.6 8.9
Region: Dolnoslaskie 2025-07-04 06:00 - 09:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
VDZOA Dzialoszyn   I/R/- GIOS 13.4 6.3
VDZRA Dzierzoniow   B/U/RC GIOS 13.9
VJAGA Jasna Gora   I/R/- GIOS 18.1 7.0
VJEGA Jelenia Gora-Oginskiego   B/U/- GIOS 1B 8.2 6.2 17.5 38.5 12.4
VKLDA Klodzko-Szkolna   B/U/- GIOS 2A 9.3 23.2 52.1 14.8
VNRJA Nowa Ruda-Jeziorna   B/U/- GIOS 17.5
VOLZA Olawa-Zolnierzyak   B/U/- GIOS 2A 9.2 19.9 61.0
VOSIA Osieczów   B/R/AN-REG GIOS 6.2 3.5
VSNIA Sniezka   B/R/- Inst of Me
VWRAA Wroclaw-Bartnicza   B/S/- GIOS 5.1 63.9
VWRIA Wroclaw-Wisniowa   T/U/- GIOS 39.5 8.1
VWROA Wroclaw-Korzeniowskiego   B/U/- GIOS 2A 4.1 12.0 24.6 59.1 14.0
VWWYA Walbrzych-Wysockiego   B/U/- GIOS 17.6
Region: Slaskie 2025-07-04 06:00 - 09:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
WBBIA Bielsko-Biala, ul.Partyzantow   T/U/- GIOS
WBIBA Bielsko Biala   B/U/RC GIOS 1B 4.5 11.9 57.6
WCZAA Czestochowa - Armii Krajowej   T/U/RCI GIOS 28.2 22.4
WCZBA Czestochowa - Baczyrskiego   B/U/RCI GIOS 2A 2.3 8.3 10.4 61.8
WDAGA Dabrowa Górnicza   B/U/RCI GIOS 1B 2.5 18.3 15.7 34.6
WGLIA Gliwice   B/U/RCI GIOS 17.1
WKATA Katowice   B/U/RCI GIOS 1B 1.9 20.0 11.8 36.3 9.0
WKTWA Katowice, ul. Plebiscytowa/A4   T/U/- GIOS
WLUBA Lubliniec, ul. ks. Szymaly   B/U/- GIOS 17.9
WRYBA Rybnik   B/U/RCI GIOS 1B 1.2 16.4 16.8 30.8
WSOSA Sosnowiec   B/U/RCI GIOS 22.3
WTYCA Tychy   B/U/RCI GIOS 5.8 22.0 15.0
WUSTA Ustron   B/S/RC GIOS 1B 1.2 7.5 8.1 55.5
WWOZA Wodzislaw   B/U/RCI GIOS 1B 4.8 15.4 22.4 28.6
WZABA Zabrze   B/U/RCI GIOS
WZLPA Zloty Potok   B/R/AN-REG GIOS 2A 2.3 2.4 19.3 67.2 6.3
WZORA Zory, Os. Gen. Wladyslawa Sikorskiego   B/U/- GIOS
WZYWA Zywiec   B/U/RC GIOS

Current overview of data from Austrian automated stations

Region: Wien 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
1AKHA Wien-AKH (Allgemeines Krankenhaus)   T/U/RC MSW 8.7 11.9 6.3
1AWHA Wien-A23-Wehlistraße   T/S/- MSW 28.9 20.6 8.8
1BELA Wien-Belgradplatz   T/U/R MSW 11.0 13.5 6.8
1FLGA Wien-Floridsdorf Gerichtsgasse   T/U/RC MSW 8.5 14.8 7.3
1GAUA Wien-Gaudenzdorf   T/U/RC MSW 14.2 18.5 8.5
1HERA Wien-Hermannskogel   B/S/AN MSW 3.2 66.1
1HIKA Wien-Hietzinger   T/U/RC MSW 13.0
1HOWA Wien-Hohe Warte   B/S/R MSW 0.1 2.7 78.5
1KAEA Wien-Kaiser-Ebersdorf   I/S/RI MSW 1.2 11.1 22.3 8.3
1KENA Wien-Kendlerstraße   T/U/R MSW 7.4 12.4 7.5
1LABA Wien-Laaer Berg   T/S/RC MSW
1LIGA Wien-Liesing-Gewerbegebiet   T/S/RI MSW 4.9 12.8 8.6
1LOBA Wien-Lobau   B/S/AN MSW 2A 3.6 13.3 71.7 7.0
1SCHA Wien-Schafberg   B/S/R MSW 4.3 13.1 7.9
1STAA Wien-Stadlau   B/U/RC MSW 3.7 8.3 11.7 6.4
1STEA Wien-Stephansplatz   B/U/R MSW 2.3 11.3 74.5
1TABA Wien-Taborstrasse   T/U/R MSW 11.5 20.8 8.6
Region: Niederösterreich 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
2AMSA Amstetten   B/U/R Amt der NÖ 2A 15.2 21.3 48.2
2BIEA Biedermannsdorf   T/S/RC Amt der NÖ
2DUNA Dunkelsteinerwald   B/R/A Amt der NÖ 3.7 58.3
2FORA Forsthof   B/R/AN Amt der NÖ 2.0 5.3 57.1
2GANA Gänserndorf   B/S/A Amt der NÖ 2A 2.3 6.0 11.3 77.8
2GREA Gr. Enzersdorf II.   B/R/A Amt der NÖ 3.2 6.2
2HAIA Hainburg   B/S/RC Amt der NÖ 2A 2.7 5.2 9.5 75.0
2HEIA Heidenreichstein   B/R/N Amt der NÖ 2A 2.2 4.5 13.3 61.0
2IRNA Irnfritz   B/R/A Amt der NÖ 2.0 52.7
2KEMA Kematen   B/S/CI Amt der NÖ 2A 6.3 20.7 64.3
2KLOA Klosterneuburg   B/U/R Amt der NÖ 1.8 4.5 74.3
2KLVA Klosterneuburg Verkehr   T/U/RCI Amt der NÖ 9.3 14.8
2KOLA Kollmitzberg   B/R/AN Amt der NÖ 1.0 42.7
2KREA Krems   B/U/RC Amt der NÖ 2A 2.3 4.3 11.0 65.5
2MANA Mannswörth   I/U/I Amt der NÖ
2MISA Mistelbach   B/R/A Amt der NÖ 2.0 78.5
2NEUA Neusiedl   B/R/A Amt der NÖ 4.8 16.5
2POCA Pöchlam   B/U/R Amt der NÖ
2PURA Purkersdorf   B/S/RC Amt der NÖ 9.3 63.7
2SCHA Schwechat   I/U/RI Amt der NÖ 2A 3.5 8.5 13.7 73.3 7.8
2SPOA St. Polten   B/U/IR Amt der NÖ 2A 0.0 5.0 16.0 65.0 10.3
2SPVA St. Pölten Verkehr   T/U/RC Amt der NÖ
2SRTA Sreithofen   B/R/A Amt der NÖ
2STOA Stockerau   T/S/CI Amt der NÖ 8.3 22.2
2SVAA St. Valentin-A1   T/S/IR Amt der NÖ 11.5 11.0
2TRAA Traismauer   B/S/R Amt der NÖ
2TRSA Trasdorf   B/S/R Amt der NÖ 1.8 4.2 59.5
2TUKA Tulbinger Kogel   B/R/N Amt der NÖ
2TULA Tulln   B/U/R Amt der NÖ 2A 2.0 5.6 17.7 68.8
2WOLA Wolkersdorf   B/R/A Amt der NÖ 5.3 79.5
2ZIEA Ziersdorf   B/R/A Amt der NÖ 2A 13.7 67.7
2ZWEA Zwentendorf   B/S/R Amt der NÖ 4.5 10.3
Region: Oberösterreich 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3ASEA Asten   -/-/- AOL
3BISA Bad-Ischl   B/S/RC AOL
3BZEA Braunau Zentrum   B/S/RCI AOL
3EKRA Enns-Kristein 3   T/R/RA AOL
3ENZA Enzenkirchen   -/-/- AOL
3FEUA Feuerkogel   B/R/N-REG AOL
3GRNA Grunbach   B/R/AN AOL
3HAIA Haid   -/-/- AOL
3LENA Lenzing   I/R/RI AOL
3LEZA Lenzing 2   B/U/RI AOL
3LNWA Linz-Neue Welt   B/U/RCI AOL
3LRMA Linz-Romerbergtunnel   T/U/RC AOL
3LSTA Linz-Stadtpark   B/U/R AOL
3LTUA Linz-24er-Turm   T/U/RCI AOL
3RANA Ranshofen 3   -/-/- AOL
3SGAA Steyregg-Au   I/S/RI AOL
3SCHA Schwand   -/-/- AOL
3STEA Steyr   B/S/RI AOL
3TRAA Traun   B/S/RC AOL
3VKLA Vöcklabruck   B/S/RCI AOL
3WELA Wels   B/U/RCI AOL
3ZBLA Zobelboden 2   B/R/N AOL

Current overview of data from Slovakia automated stations

Region: Banskobystrický kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
FBBNA Banska Bystrica, nam. slobody   B/U/- SHMI
FBBZA Banska Bystrica, Zelena   B/U/- SHMI 35.0
FHNHA Hnusta, Hlavna   B/S/- SHMI 29.3
FJEJA Jelsava, Jesenskeho   B/S/- SHMI
FZHJA Ziar nad Hronom, Jilemnickeho   B/U/- SHMI 31.7
FZJAA Zvolen, J. Alexyho   B/U/- SHMI 54.0
Region: Bratislava 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
GBLVA Bratislava-Jeseniova   B/U/- SHMI 2A 2.7 12.3 73.0
GBRKA Bratislava, Kamenne nam.   B/U/- SHMI
GBRMA Bratislava, Mamateyova   B/U/- SHMI 1B 4.0 11.8 12.7 54.7
GBRTA Bratislava, Trnavske Myto   T/U/- SHMI 34.3
Region: Bratislavský kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
IMAMA Malacky, Mierove nam.   T/U/- SHMI
Region: Košice 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
OKOAA Kosice, Amurska   B/U/- SHMI 21.0
OKODA Kosice, Dumbierska   B/S/- SHMI
OKOSA Kosice, Stefanikova I.   T/U/- SHMI 6.1 27.7
Region: Košický kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
RKOHA Kojsovska hola   B/R/- SHMI 1.3
RKRSA Krompachy, SNP   T/U/- SHMI 1.7 19.0 24.0
RSTMA Strazske, Mierova   B/U/- SHMI 20.7
RVILA Velka Ida, Letna   I/S/- SHMI 117.7
Region: Nitrianský kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
4NIJA Nitra, Janikovce   B/U/- SHMI 7.3 18.3
4NISA Nitra, Sturova   T/U/- SHMI 19.7 24.0
Region: Prešovský kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
5BPVA Bardejov, Pod Vinbargom   B/S/- SHMI 2A 4.7 15.0 65.0
5GANA Ganovce, Meteo. st.   B/R/- SHMI
5HNSA Humenne, Nam. Slobody   B/U/- SHMI 2B 5.0 21.3 90.7
5KOSA Kolonicke sedlo   B/R/- SHMI 23.7
5PLSA Presov, arm. gen. L. Svobodu   T/U/- SHMI 37.0
5SLEA Stara Lesna, AV SAV, EMEP   B/R/- SHMI 2.7 3.7
5SVEA Starina, Vodna nadrz, EMEP   B/R/- SHMI 3.0 85.0
5VNTA Vranov nad Top., M.R.Stefanika   B/U/- SHMI 8.0 15.0
Region: Trenčianský kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
6BRSA Bystricany, Rozvodna SSE   B/U/- SHMI 2.7 24.7
6HMCA Handlova, Moravianska cesta   B/U/- SHMI 20.0
6PRMA Prievidza, Malonecpalska   B/U/- SHMI 12.3 6.0 16.0
6TRHA Trenčín, Hasicska   T/U/- SHMI
Region: Trnavský kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
7SEHA Senica, Hviezdoslavova   T/U/- SHMI 9.3
7SEVA Sered, Vinarska   B/U/- SHMI 9.0 17.0
7TAEA Topolniky, Aszod, EMEP   B/R/- SHMI 1A 4.3 5.7 15.7
7TRKA Trnava, Kollarova   T/U/- SHMI 36.7 30.3
Region: Žilinský kraj 2025-07-04 08:00 - 11:00 CEST SO₂ NO₂ PM₁₀ O₃ PM₂.₅
Code Name Classification Owner Air quality 3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
3h Average
µg∙m⁻³
8CHOA Chopok, EMEP   B/R/- SHMI 2.3 125.7
8MAJA Martin, Jesenskeho   T/U/- SHMI 19.7
8RURA Ruzomberok, Riadok   B/U/- SHMI 3.3 15.3 52.3
8ZIOA Zilina, Obezna   B/U/- SHMI 11.0 45.4

Legend

Level Index range Air quality
     1A      ≥ 0.00 and < 0.34 very good to good
     1B      ≥ 0.34 and < 0.67
     2A      ≥ 0.67 and < 1.00 acceptable
     2B      ≥ 1.00 and < 1.50
     3A      ≥ 1.50 and < 2.00 aggravated to bad
     3B      ≥ 2.00
Component is not measured, index not determined
Incomplete data
Symbol Station classification
B/U/_ background urban
B/S/_ background near-city
B/R/_ background rural
B/R/_-REG background regional
T/_/_ traffic
I/_/_ industrial