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: 2025-12-14 18:24 CET

Region: Prague 2025-12-14 15:00 - 18:00 CET 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    1A
AKALA Praha 8-Karlin   T/U/C CHMI 1A 20.8 9.2
ALEGA Praha 2-Legerova   T/U/RC CHMI 1B 27.7 19.8 15.5
AREPA Praha 1-n. Republiky   B/U/C CHMI 1A 18.2 13.1 9.5
ARIEA Praha 2-Riegrovy sady   B/U/NR CHMI 1A 1.3 17.3 9.0 9.2 11.9
AVRSA Praha 10-Vrsovice   T/U/R CHMI 1A 16.4 12.7
AVYNA Praha 9-Vysocany   T/U/CR CHMI 1A 19.1 7.7 8.1
     Periphery of Prague    1A
ABREA Praha 6-Brevnov   B/U/RN CHMI 1A 13.5 5.2
ACHOA Praha 4-Chodov   B/U/RN CHMI 1A 10.8 1.3
AKOBA Praha 8-Kobylisy   B/S/R CHMI 1A 19.5 13.7 10.0
ALERA Letiste Praha   T/S/C Letiste Pr 1A 16.2 15.2 16.6 6.8
ALIBA Praha 4-Libus   B/S/R CHMI 1A 1.3 11.7 13.7 14.1 18.3
APRUA Praha 10-Prumyslova   T/U/IC CHMI 1A 13.7 11.1
ARERA Praha 5-Reporyje   B/S/RA ZU Usti nL 1A 9.2 9.2 7.7
ASROA Praha 10-Srobarova   B/U/RC SZU 1A 10.8 11.3 9.5
ASTOA Praha 5-Stodulky   B/U/R CHMI 1A 2.9 16.6 4.7
ASUCA Praha 6-Suchdol   B/S/R CHMI 1A 5.6 19.6
AHOLA Praha 7-Holesovice   T/U/RC CHMI 1A 21.0 14.2 6.8
Region: Stredocesky 2025-12-14 15:00 - 18:00 CET 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 1A 16.0 6.0 10.0
SKHOA Kutna Hora-Orebitska   B/U/R CHMI 1A 10.5 4.4 1.5
SKLMA Kladno-stred mesta   B/U/R CHMI 1A 4.1 11.0 3.5
SKLSA Kladno-Svermov   B/U/RI CHMI 1A 1.3 12.2 9.2
SKOAA Kolin SAZ   B/U/R ZU Usti nL 1A 10.8 9.6
SKRPA Kralupy nad Vltavou-sportoviste   I/U/RCI ZU Usti nL 1A 12.4 10.2
SMBOA Mlada Boleslav   B/U/R CHMI 1A 12.6 3.7 15.1 9.1
SONRA Ondrejov   B/R/N-REG CHMI 22.2
SPBRA Pribram-Brezové Hory   B/U/R CHMI 1A 12.1 7.4
SRORA Rozdalovice-Ruska   B/R/A-NCI CHMI 1A 2.8 8.8 14.1 5.3
STCSA Tobolka-Certovy schody   B/R/ANI-NCI VCs 9.6 16.1 3.4
Region: Jihocesky 2025-12-14 15:00 - 18:00 CET 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 1A 4.3 13.5 9.3 9.2 6.4
CCBTA Ces. Budejovice-Tres   B/U/R ZU Usti nL 1A 17.0 16.0
CCHUA Churanov   B/R/N-REG CHMI 0.8 0.4 63.9
CKOCA Kocelovice   B/R/N-REG CHMI 17.1
CPRAA Prachatice   B/S/R CHMI 1A 8.3 5.3 6.3
CSTRA Strakonice-ZS Strakonice   B/U/R ZU Usti nL 1A 10.6 9.9
CTACA Tabor   T/U/RC CHMI 1A 18.1 7.2 14.3
CHVOA Hojna Voda   B/R/N-REG CHMI 1A 5.6 29.8
Region: Plzensky 2025-12-14 15:00 - 18:00 CET 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 1A 1.3 11.2 1.7 2.9
PPLLA Plzen-Lochotin   B/U/R CHMI 1A 3.7 12.9 7.9 12.7 6.5
PPLVA Plzen-Doubravka   B/S/A CHMI 1A 1.3 14.0 6.8 12.7 1.0
PPLXA Plzeň-Slovany   T/U/RC CHMI 1A 1.3 17.1 11.0 19.6 5.9
PPRMA Primda   B/R/N-REG CHMI 1A 1.4 8.7 16.5 3.0
Region: Karlovarsky 2025-12-14 15:00 - 18:00 CET 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 1A 2.1
KPRBA Prebuz   B/R/AN-REG CHMI 1A 1.8 5.5 22.9 0.7
KSOMA Sokolov   B/S/R CHMI 1A 1.9 9.8 3.6 19.2 2.5
Region: Ustecky 2025-12-14 15:00 - 18:00 CET 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 1A 12.2 10.3 6.2
UDOKA Doksany   B/R/NA-NCI CHMI 1.3 9.8 15.7
UCHMA Chomutov   B/U/R CHMI 1A 10.7
UKRUA Krupka   B/R/N-NCI CHMI 1A 5.9 3.7
ULOMA Lom   B/R/IN-NCI CHMI 1A 3.6 14.3 9.0 10.7 1.7
ULTTA Litomerice   B/U/R CHMI 1A 1.3 3.7 14.9
UMEDA Medenec   B/R/ANI-NCI CHMI 1A 1.3 3.4
UMOMA Most   B/U/R CHMI 1A 1.3 14.8 3.1 15.4 4.2
URVHA Rudolice v Horach   B/R/N-REG CHMI 1A 4.2 13.0
USNZA Sneznik   B/R/N-REG CHMI 1A 19.0 15.8 2.5
USTEA Steti   B/U/R CHMI 1A 1.3 15.8 16.9 14.2
UTPMA Teplice   B/S/R CHMI 1A 4.9 9.7 11.5 5.6
UTUSA Tusimice   B/R/IA-NCI CHMI 1A 1.3 10.1 5.5 18.8 3.7
UUKTA Usti n.L.-Pasteurova   I/U/R ZU Usti nL 1A 9.8 8.6
UULDA Usti n.L.-Vseboricka   T/U/RC CHMI 1A 27.8 12.6 10.7
UULKA Usti n.L.-Kockov   B/S/RN CHMI 1A 3.1 15.4 5.8 16.1 1.4
UULMA Usti n.L.-mesto   B/U/RC CHMI 1A 14.1 6.5 15.8
Region: Liberecky 2025-12-14 15:00 - 18:00 CET 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 1A 8.2
LFRTA Frydlant   B/R/N-REG CHMI 1.3 19.9
LHVIA Horni Vitkov   B/R/N-REG CHMI 1A 6.8 6.6
LLILA Liberec-Rochlice   B/U/R CHMI 1A 1.3 12.0 8.5 20.5 9.3
LSOUA Sous   B/R/N-REG CHMI 1A 20.2 3.9
LUHLA Uhelna   B/R/NA-NCI CHMI 1A 5.8 5.3
Region: Kralovehradecky 2025-12-14 15:00 - 18:00 CET 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 1A 18.2 7.6 17.7 11.0
HHKOK Hradec Kralove-observator   B/S/R CHMI 17.8
HHKSA Hr.Kral.-Sukovy sady   T/U/RCI ZU Usti nL 1A 16.0 15.7 13.9
HKRYA Krkonose-Rychory   B/R/N-REG CHMI 1A 20.9 3.1
HPLOA Polom   B/R/N-REG CHMI 1A 1.3 8.0 1.8 24.4
HTRTA Trutnov - Tkalcovska   B/U/R CHMI 1A 17.2
Region: Pardubicky 2025-12-14 15:00 - 18:00 CET 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 1A 16.1 18.2 14.8
EPAOA Pardubice-Rosice   B/S/RI CHMI 1.3 20.4 14.6
EPAUA Pardubice Dukla   B/U/R CHMI 1A 1.3 12.3 14.3 13.5
ESVRA Svratouch   B/R/AN-REG CHMI 1A 37.2 7.1
Region: Vysocina 2025-12-14 15:00 - 18:00 CET 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 15.0
JKMYA Kostelni Myslova   B/R/A-NCI CHMI 30.4
JKOSA Kosetice   B/R/AN-REG CHMI 1A 1.5 3.9 4.2 37.4 3.3
JPEMA Pelhrimov   B/S/R ZU-Ostrava 1A 8.0 7.3
JTREA Trebic   B/S/RN CHMI 1A 1.0 27.8
JZNZA Zdar nad Sazavou   B/U/RC ZU-Ostrava 1A 7.3 7.0
Region: Jihomoravsky 2025-12-14 15:00 - 18:00 CET 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 1A 20.7 15.3 11.3 10.5
BBMAA Brno-Arboretum   B/U/RN SMBrno 1A 22.4 19.1 13.5 16.1
BBMLA Brno-Lany   B/S/RN SMBrno 1A 2.6 15.5 15.0 20.9 13.3
BBMSA Brno-Svatoplukova   T/U/R SMBrno 1A 21.4 19.6 15.1
BBNIA Brno-Lisen   B/U/R CHMI 1A 9.1 6.2
BBNYA Brno-Turany   B/S/R CHMI 1A 6.4 7.4 6.4 23.4 9.6
BBOMA Brno-Komarov   T/U/R SMBrno 1A 17.5 16.8 12.8
BHODA Hodonin   B/U/R ZU-Ostrava 1A 13.3 12.0
BKUCA Kucharovice   B/R/A-NCI CHMI 1A 22.5 8.3
BKURA Kurim   T/U/R CHMI 1A 5.2 19.8 10.6 8.4
BMISA Mikulov-Sedlec   B/R/A-REG CHMI 1A 1.3 7.4 3.8 23.8 1.4
BMOCA Sivice   B/R/I-NCI Ceskomorav 1A 26.3 13.5 11.7
BMOKA Mokra   B/R/R-NCI Ceskomorav 1A 8.2 7.4
BZNOA Znojmo   B/S/RN CHMI 1A 9.2 6.6 6.1
Region: Olomoucky 2025-12-14 15:00 - 18:00 CET 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 1A 11.3 4.6
MJESA Jesenik-lazne   B/R/N-NCI CHMI 1A 1.3 4.7 4.8 38.5
MLOSA Lostice   B/R/A-NCI VLOS 1A 12.9 24.0
MOLJA Olomouc-Hejcin   B/U/R CHMI 1A 11.7 6.9 30.2 5.1
MPHRA Hranice   B/U/RC MHR
MPRRA Prerov   B/U/CR CHMI 1A 1.3 10.9 26.5 18.4
MPSTA Prostejov   B/U/R CHMI 1A 5.7 24.7
MSMSA Sumperk, ZS Vrchlickeho   B/U/R MSUM 1A 19.8 21.4 8.3 18.2
MVBYA Velka Bystrice   T/U/RI MUVB
Region: Zlinsky 2025-12-14 15:00 - 18:00 CET 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
ZROZA Roznov pod Radhostem   T/U/RI MU Roznov 1B 15.9 24.7 18.8
ZSNVA Stitna n.Vlari   B/R/N-REG CHMI 30.3
ZTNVA Tesnovice   B/R/A-REG CHMI 1A 4.2 7.6 9.5 34.2 3.9
ZUHRA Uherske Hradiste   T/U/RC CHMI 1A 13.6 13.7
ZVMZA Valasske Mezirici   B/U/R CHMI 1A 14.8 7.8
ZZLNA Zlin   B/S/RN CHMI 1A 3.6 13.3 11.0 18.3 8.8
ZZZSA Zlin-ZS Kvitkova   B/U/R MZLI
Region: Moravskoslezsky 2025-12-14 15:00 - 18:00 CET 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
TCERA Cervena hora   B/R/N-REG CHMI 5.5 41.9
TCTNA Cesky Tesin   B/U/RI CHMI 1A 1.3 19.5 16.1 12.7
TFMIA Frydek-Mistek   B/S/R CHMI 1A 16.4 14.2 22.6
THAOA Havirov ZU   B/U/R ZU, SMHa 1A 14.7
THARA Havirov   B/U/R CHMI 1A 12.9 13.3
TKAOK Karvina ZU   T/U/R ZU-Ostrava 1A 19.3 21.3 19.3
TKARA Karvina   B/U/R CHMI 1A 5.2 20.1 13.2 13.6
TLHOA Lysa hora   B/R/N-REG CHMI 1.3 1.0 85.2
TNSVA Nosovice   B/R/AI-NCI ONOS
TOCBA Ostrava-Ceskobratrsk   T/U/CR CHMI 1A 20.3 13.6 10.7
TOFFA Ostrava-Fifejdy   B/U/R CHMI 1A 1.3 10.5 13.4 27.0
TOHAA Ostrava-Hrabuvka   B/U/RC ZU, MSK 1A 12.3 11.7
TOHUA Ostrava-Hrusov   I/S/C SMOstrava 1A 15.4 13.9
TOKLA Ostrava - Krasne Pole   B/S/R ZU, MSK 1A 12.3 11.7
TOMHK Ostrava-Marianske Ho   B/U/RN SMOstrava 1A 5.3 12.6 12.3 25.6 11.0
TONVA Ostrava-Nova Ves-areal OVak   T/U/IAN ZU, MSK 1A 18.2 13.7 25.9 11.7
TOPDA Ostrava-Poruba DD   T/U/R SMOstrava 1A 14.7 15.3 15.0
TOPOA Ostrava-Poruba CHMU   B/S/R CHMI 1A 1.3 13.8 13.3 15.0
TOPRA Ostrava-Privoz   I/U/IR CHMI 1A 1.3 13.0 13.7 26.2 8.6
TOREK Ostrava-Radvanice ZU   I/S/IR SMOstrava 1A 5.3 10.0 12.3 23.8 11.0
TOROK Ostrava-Radvanice OZO   B/S/R SMOstrava 1A 5.3 12.4 13.3 23.4 12.3
TOVKA Opava-Katerinky   B/U/R CHMI 3.4 5.9
TRYCA Rychvald   B/U/R CHMI 1A 2.9 11.2 15.0 15.2
TSTDA Studenka   B/R/A-NCI CHMI 1A 1.3 8.6 11.1 29.0 14.5
TTRKA Trinec-Kanada   B/S/RNI SMTr. 1A 29.7 28.0
TTROA Trinec-Kosmos   B/U/RI CHMI 1B 33.2 1.5 32.0
TVERA Vernovice-Dolni Lutyne   B/R/AI-NCI CHMI 1A 1.3 10.2 16.5 2.9

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 2025-12-14 13:00 - 16:00 CET 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 1A 4.5 19.4 16.3 20.1 13.4
QOLEA Olesno   B/U/- GIOS 1A 13.6 19.4 35.5
QOPEA Opole-man4   B/U/- GIOS 2.8 8.7 42.9
QOPLA Opole-aut5   B/U/- GIOS
QPRUA Prudnik-mobil   B/U/- GIOS
QZDZA Zdzieszowice   B/U/RCI GIOS 1A 22.9
Region: Malopolski 2025-12-14 13:00 - 16:00 CET 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 1B 4.7 17.7 21.4 23.4
YSBNA Sucha Beskidzka, ul. Nieszczynskiej   B/U/- GIOS 1A 25.2
YTARA Tarnow   B/U/RCI GIOS 1B 10.8 30.8 18.2 23.1
YTRZA Trzebinia   B/U/RCI GIOS 5.0 22.3
YZAKA Zakopane   B/U/RC GIOS 1A 20.5 8.5 37.3
Region: Dolnoslaskie 2025-12-14 13:00 - 16:00 CET 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 1A 6.0 4.2
VDZRA Dzierzoniow   B/U/RC GIOS 1A 10.8
VJAGA Jasna Gora   I/R/- GIOS 1A 6.6 5.3
VJEGA Jelenia Gora-Oginskiego   B/U/- GIOS 1A 6.9 10.1 10.0 24.2 8.3
VKLDA Klodzko-Szkolna   B/U/- GIOS 1A 3.0 14.1 23.7 12.2
VNRJA Nowa Ruda-Jeziorna   B/U/- GIOS 1A 10.7
VOLZA Olawa-Zolnierzyak   B/U/- GIOS 1A 7.9 11.3 38.1
VOSIA Osieczów   B/R/AN-REG GIOS 10.4 13.7 23.2
VSNIA Sniezka   B/R/- Inst of Me
VWRAA Wroclaw-Bartnicza   B/S/- GIOS 11.2 36.9
VWRIA Wroclaw-Wisniowa   T/U/- GIOS 28.4 15.0
VWROA Wroclaw-Korzeniowskiego   B/U/- GIOS 1A 10.6 18.6 18.5 29.4 15.1
VWWYA Walbrzych-Wysockiego   B/U/- GIOS 1A 9.9 10.3 7.0 28.3
Region: Slaskie 2025-12-14 13:00 - 16:00 CET 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 30.5 20.7
WBIBA Bielsko Biala   B/U/RC GIOS 1A 6.8 22.6 19.1
WCZAA Czestochowa - Armii Krajowej   T/U/RCI GIOS 1B 26.6 21.2
WCZBA Czestochowa - Baczyrskiego   B/U/RCI GIOS 1A 1.0 9.8 11.5 42.2
WDAGA Dabrowa Górnicza   B/U/RCI GIOS 1B 5.8 19.8 26.2 25.2
WGLIA Gliwice   B/U/RCI GIOS 1A 22.6
WKATA Katowice   B/U/RCI GIOS 1B 5.3 21.6 23.4 28.3 18.6
WKTWA Katowice, ul. Plebiscytowa/A4   T/U/- GIOS
WLUBA Lubliniec, ul. ks. Szymaly   B/U/- GIOS 1A 9.5 21.2
WRYBA Rybnik   B/U/RCI GIOS 1B 10.5 21.1 20.1 14.0
WSOSA Sosnowiec   B/U/RCI GIOS 24.5
WTYCA Tychy   B/U/RCI GIOS 1A 4.1 17.0 14.7
WUSTA Ustron   B/S/RC GIOS 1A 6.2 17.8 16.1 19.9
WWOZA Wodzislaw   B/U/RCI GIOS 1B 8.9 19.2 22.5 13.7
WZABA Zabrze   B/U/RCI GIOS
WZLPA Zloty Potok   B/R/AN-REG GIOS 1A 3.0 4.8 12.2 54.1 11.3
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 2025-12-14 15:00 - 18:00 CET 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 1A 26.5 14.7 12.1
1AWHA Wien-A23-Wehlistraße   T/S/- MSW 1A 19.9 13.9 11.5
1BELA Wien-Belgradplatz   T/U/R MSW 1A 22.0 13.0 10.9
1FLGA Wien-Floridsdorf Gerichtsgasse   T/U/RC MSW 1A 22.0 15.0 12.3
1GAUA Wien-Gaudenzdorf   T/U/RC MSW 1A 23.6 13.9 11.8
1HERA Wien-Hermannskogel   B/S/AN MSW
1HIKA Wien-Hietzinger   T/U/RC MSW 35.0
1HOWA Wien-Hohe Warte   B/S/R MSW 0.5 23.4 6.1
1KAEA Wien-Kaiser-Ebersdorf   I/S/RI MSW 1A 1.7 20.0 12.1 10.2
1KENA Wien-Kendlerstraße   T/U/R MSW 1A 25.7 13.2 11.0
1LABA Wien-Laaer Berg   T/S/RC MSW
1LIGA Wien-Liesing-Gewerbegebiet   T/S/RI MSW 1A 22.7 14.1 11.8
1LOBA Wien-Lobau   B/S/AN MSW 1A 17.0 11.6 12.2 9.9
1SCHA Wien-Schafberg   B/S/R MSW 1A 25.6 16.1 12.6
1STAA Wien-Stadlau   B/U/RC MSW 1A 18.8 13.4 11.3
1STEA Wien-Stephansplatz   B/U/R MSW 24.7 7.0
1TABA Wien-Taborstrasse   T/U/R MSW 1B 27.9 19.3 16.1
Region: Niederösterreich 2025-12-14 15:00 - 18:00 CET 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 1A 27.0 17.2 8.3
2BIEA Biedermannsdorf   T/S/RC Amt der NÖ
2DUNA Dunkelsteinerwald   B/R/A Amt der NÖ 16.2 8.5
2FORA Forsthof   B/R/AN Amt der NÖ 1.0 10.8 16.1
2GANA Gänserndorf   B/S/A Amt der NÖ 1A 0.8 8.5 10.5 21.7
2GREA Gr. Enzersdorf II.   B/R/A Amt der NÖ 10.3 7.7
2HAIA Hainburg   B/S/RC Amt der NÖ 1A 0.0 8.8 12.3 24.3
2HEIA Heidenreichstein   B/R/N Amt der NÖ 1A 0.0 5.3 8.3 19.1
2IRNA Irnfritz   B/R/A Amt der NÖ 1.3 16.7
2KEMA Kematen   B/S/CI Amt der NÖ 1A 17.5 15.0 7.0
2KLOA Klosterneuburg   B/U/R Amt der NÖ 1.0 19.7 6.3
2KLVA Klosterneuburg Verkehr   T/U/RCI Amt der NÖ 1A 22.8 17.0
2KOLA Kollmitzberg   B/R/AN Amt der NÖ 1.0 6.8
2KREA Krems   B/U/RC Amt der NÖ 1A 1.0 16.5 10.7 9.7
2MANA Mannswörth   I/U/I Amt der NÖ
2MISA Mistelbach   B/R/A Amt der NÖ 1A 1.0 11.8 22.2
2NEUA Neusiedl   B/R/A Amt der NÖ 1A 17.7 12.0
2POCA Pöchlam   B/U/R Amt der NÖ
2PURA Purkersdorf   B/S/RC Amt der NÖ 19.8 13.3
2SCHA Schwechat   I/U/RI Amt der NÖ 1A 1.0 21.7 12.5 6.8 10.5
2SPOA St. Polten   B/U/IR Amt der NÖ 1A 1.0 21.2 12.3 7.2 9.8
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 1A 21.0 11.5
2SVAA St. Valentin-A1   T/S/IR Amt der NÖ 26.7 9.3 16.0
2TRAA Traismauer   B/S/R Amt der NÖ
2TRSA Trasdorf   B/S/R Amt der NÖ 0.0 18.7
2TUKA Tulbinger Kogel   B/R/N Amt der NÖ
2TULA Tulln   B/U/R Amt der NÖ 1A 0.5 17.5 13.5 11.0
2WOLA Wolkersdorf   B/R/A Amt der NÖ 12.7 13.0
2ZIEA Ziersdorf   B/R/A Amt der NÖ 1A 13.0 12.7
2ZWEA Zwentendorf   B/S/R Amt der NÖ 18.2 10.8
Region: Oberösterreich 2025-12-14 15:00 - 18:00 CET 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 1A 17.5 17.2 5.9 13.3
3BZEA Braunau Zentrum   B/S/RCI AOL 1A 2.0 19.6 11.0 11.7 10.2
3EKRA Enns-Kristein 3   T/R/RA AOL 1B 30.5 21.7 17.2
3ENZA Enzenkirchen   -/-/- AOL 16.5
3FEUA Feuerkogel   B/R/N-REG AOL 1.2 87.1 0.9
3GRNA Grunbach   B/R/AN AOL 1A 1.5 9.2 8.7 64.6 2.6
3HAIA Haid   -/-/- AOL
3LENA Lenzing   I/R/RI AOL
3LEZA Lenzing 2   B/U/RI AOL
3LNWA Linz-Neue Welt   B/U/RCI AOL 1B 4.2 26.1 17.8 6.1 15.6
3LRMA Linz-Romerbergtunnel   T/U/RC AOL 1A 25.3 11.9 10.2
3LSTA Linz-Stadtpark   B/U/R AOL 1A 18.7 8.8 10.0 8.4
3LTUA Linz-24er-Turm   T/U/RCI AOL
3RANA Ranshofen 3   -/-/- AOL
3SGAA Steyregg-Au   I/S/RI AOL 1B 3.8 24.1 18.9 14.5
3SCHA Schwand   -/-/- AOL
3STEA Steyr   B/S/RI AOL 1A 2.0 20.5 13.4 10.7 11.0
3TRAA Traun   B/S/RC AOL 1A 22.0 9.5 11.8 8.6
3VKLA Vöcklabruck   B/S/RCI AOL 1A 23.5 19.6 14.4
3WELA Wels   B/U/RCI AOL 1A 3.3 24.6 13.8 6.0 11.6
3ZBLA Zobelboden 2   B/R/N AOL 57.5

Current overview of data from Slovakia automated stations

Region: Banskobystrický kraj 2025-12-14 15:00 - 18:00 CET 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 1A 7.7 13.0 15.3
FHNHA Hnusta, Hlavna   B/S/- SHMI
FJEJA Jelsava, Jesenskeho   B/S/- SHMI 1A 4.7 16.7 32.3
FZHJA Ziar nad Hronom, Jilemnickeho   B/U/- SHMI
FZJAA Zvolen, J. Alexyho   B/U/- SHMI 1A 13.0
Region: Bratislava 2025-12-14 15:00 - 18:00 CET 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
GBRKA Bratislava, Kamenne nam.   B/U/- SHMI 1A 12.7
GBRMA Bratislava, Mamateyova   B/U/- SHMI 1A 4.0 20.3 10.0
GBRTA Bratislava, Trnavske Myto   T/U/- SHMI
Region: Bratislavský kraj 2025-12-14 15:00 - 18:00 CET 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 2025-12-14 15:00 - 18:00 CET 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 1A 9.7
OKODA Kosice, Dumbierska   B/S/- SHMI
OKOSA Kosice, Stefanikova I.   T/U/- SHMI 15.7
Region: Košický kraj 2025-12-14 15:00 - 18:00 CET 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 61.1
RKRSA Krompachy, SNP   T/U/- SHMI
RSTMA Strazske, Mierova   B/U/- SHMI
RVILA Velka Ida, Letna   I/S/- SHMI 1A 6.7
Region: Nitrianský kraj 2025-12-14 15:00 - 18:00 CET 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 1A 12.0 9.0
4NISA Nitra, Sturova   T/U/- SHMI 1B 27.0 19.0
Region: Prešovský kraj 2025-12-14 15:00 - 18:00 CET 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 1A 16.3 17.7 7.0
5GANA Ganovce, Meteo. st.   B/R/- SHMI 14.8 12.0
5HNSA Humenne, Nam. Slobody   B/U/- SHMI
5KOSA Kolonicke sedlo   B/R/- SHMI 1A 4.3
5PLSA Presov, arm. gen. L. Svobodu   T/U/- SHMI
5SLEA Stara Lesna, AV SAV, EMEP   B/R/- SHMI 1A 7.0 7.7 18.7
5SVEA Starina, Vodna nadrz, EMEP   B/R/- SHMI 4.0 19.9
5VNTA Vranov nad Top., M.R.Stefanika   B/U/- SHMI 1A 7.3 20.0
Region: Trenčianský kraj 2025-12-14 15:00 - 18:00 CET 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
6HMCA Handlova, Moravianska cesta   B/U/- SHMI 1A 3.0 10.3
6PRMA Prievidza, Malonecpalska   B/U/- SHMI 1A 14.7 17.0 14.4
6TRHA Trenčín, Hasicska   T/U/- SHMI 1B 11.0 26.8 18.3
Region: Trnavský kraj 2025-12-14 15:00 - 18:00 CET 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 1A 20.3
7SEVA Sered, Vinarska   B/U/- SHMI 1A 12.1 11.1
7TAEA Topolniky, Aszod, EMEP   B/R/- SHMI
7TRKA Trnava, Kollarova   T/U/- SHMI
Region: Žilinský kraj 2025-12-14 15:00 - 18:00 CET 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 98.0
8MAJA Martin, Jesenskeho   T/U/- SHMI
8RURA Ruzomberok, Riadok   B/U/- SHMI 1A 6.0 13.0 18.0 14.0
8ZIOA Zilina, Obezna   B/U/- SHMI

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