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: 2025-07-10 00:26 CEST

Region: Prague 2025-07-09 21:00 - 00:00 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    1B
AKALA Praha 8-Karlin   T/U/C CHMI 1B 12.3 9.2 59.8
ALEGA Praha 2-Legerova   T/U/RC CHMI 2A 14.3 11.1 58.2 6.5
AREPA Praha 1-n. Republiky   B/U/C CHMI 2A 13.5 12.8 58.1
ARIEA Praha 2-Riegrovy sady   B/U/NR CHMI 1B 7.7 10.8 4.0 58.1 3.3
AVRSA Praha 10-Vrsovice   T/U/R CHMI 1B 15.0 5.0 58.2
AVYNA Praha 9-Vysocany   T/U/CR CHMI 1B 17.5 4.7 46.0
     Periphery of Prague    1B
ABREA Praha 6-Brevnov   B/U/RN CHMI 1B 9.0 6.9 59.5
ACHOA Praha 4-Chodov   B/U/RN CHMI 1B 13.4 9.0 58.7
AKOBA Praha 8-Kobylisy   B/S/R CHMI 1B 6.4 7.8 61.2
ALERA Letiste Praha   T/S/C Letiste Pr 2A 5.0 19.0 59.3
ALIBA Praha 4-Libus   B/S/R CHMI 1B 3.4 11.2 6.9 55.4 11.6
APRUA Praha 10-Prumyslova   T/U/IC CHMI 1B 16.5 5.1 60.0
ARERA Praha 5-Reporyje   B/S/RA ZU Usti nL 1B 10.9 6.4 59.8 3.3
ASROA Praha 10-Srobarova   B/U/RC SZU 1B 5.6 7.3 58.4 3.5
ASTOA Praha 5-Stodulky   B/U/R CHMI 1B 5.3 58.6 7.6
ASUCA Praha 6-Suchdol   B/S/R CHMI 1B 7.8 64.2
AHOLA Praha 7-Holesovice   T/U/RC CHMI 1B 10.8 3.2 60.0 2.9
Region: Stredocesky 2025-07-09 21:00 - 00:00 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 1B 4.3 3.6 59.2 3.3
SKHOA Kutna Hora-Orebitska   B/U/R CHMI 1B 3.6 5.5 57.9 3.7
SKLMA Kladno-stred mesta   B/U/R CHMI 1B 4.7 64.2 5.3
SKLSA Kladno-Svermov   B/U/RI CHMI 3B 4.2 5.5 2707.2 63.4
SKRPA Kralupy nad Vltavou-sportoviste   I/U/RCI ZU Usti nL 1B 10.1 58.4 5.9
SMBOA Mlada Boleslav   B/U/R CHMI 1B 5.7 10.8 57.0 8.2
SONRA Ondrejov   B/R/N-REG CHMI 1B 57.0 5.7
SPBRA Pribram-Brezové Hory   B/U/R CHMI 1B 3.2 3.0 62.5
SRORA Rozdalovice-Ruska   B/R/A-NCI CHMI 1B 4.2 5.8 1.8 57.1 4.2
STCSA Tobolka-Certovy schody   B/R/ANI-NCI VCs 1B 4.5 64.4 5.5 5.0
Region: Jihocesky 2025-07-09 21:00 - 00:00 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 2.8 6.6 56.4 3.1
CCBTA Ces. Budejovice-Tres   B/U/R ZU Usti nL 1B 3.9 58.0 2.5
CCHUA Churanov   B/R/N-REG CHMI 1B 2.1 0.8 61.9 1.7
CKOCA Kocelovice   B/R/N-REG CHMI 1B 58.0 3.4
CPRAA Prachatice   B/S/R CHMI 1B 1.5 2.1 69.5
CSTRA Strakonice-ZS Strakonice   B/U/R ZU Usti nL 1B 3.8 60.7 2.4
CTACA Tabor   T/U/RC CHMI 1B 2.9 11.3 48.5
CHVOA Hojna Voda   B/R/N-REG CHMI 1B 1.9 56.3
Region: Plzensky 2025-07-09 21:00 - 00:00 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 1B 1.3 6.5 2.0 58.1 1.5
PPLAA Plzen-Slovany   T/U/RC MPI/CHMI 7.9 51.0 4.0
PPLLA Plzen-Lochotin   B/U/R MPI/CHMI 1B 7.0 7.4 5.4 49.0 3.5
PPLVA Plzen-Doubravka   B/S/A CHMI 1B 5.4 7.3 1.0 52.1 1.9
PPRMA Primda   B/R/N-REG CHMI 1B 1.4 2.8 43.0 4.8
Region: Karlovarsky 2025-07-09 21:00 - 00:00 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 1B 4.1 60.5
KPRBA Prebuz   B/R/AN-REG CHMI 1B 1.3 3.0 47.4 4.0
KSOMA Sokolov   B/S/R CHMI 1B 1.3 3.0 4.7 59.7 1.4
Region: Ustecky 2025-07-09 21:00 - 00:00 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 1B 6.8 8.1 60.2 8.1
UDOKA Doksany   B/R/NA-NCI CHMI 1B 3.7 5.7 54.5 8.4
UCHMA Chomutov   B/U/R CHMI 1B 10.4 65.3
UKRUA Krupka   B/R/N-NCI CHMI 1B 1.3 8.9 61.0
ULOMA Lom   B/R/IN-NCI CHMI 1B 9.3 4.3 8.5 58.0 4.8
ULTTA Litomerice   B/U/R CHMI 1B 1.3 10.3 62.3
UMEDA Medenec   B/R/ANI-NCI CHMI 1B 1.3 3.7 59.5
UMOMA Most   B/U/R CHMI 2A 3.2 4.2 8.1 66.1 3.6
URVHA Rudolice v Horach   B/R/N-REG CHMI 1B 8.3 62.6
USNZA Sneznik   B/R/N-REG CHMI 1B 2.3 3.0 62.1 7.0
USTEA Steti   B/U/R CHMI 1B 1.3 8.3 56.9 4.4
UTPMA Teplice   B/S/R CHMI 1B 2.4 9.5 62.0 3.0
UTUSA Tusimice   B/R/IA-NCI CHMI 1.3 4.0 9.3 4.5
UUKTA Usti n.L.-Pasteurova   I/U/R ZU Usti nL 1B 7.2 62.0 3.7
UULDA Usti n.L.-Vseboricka   T/U/RC CHMI 1B 6.6 7.5 62.7 4.0
UULKA Usti n.L.-Kockov   B/S/RN CHMI 1B 4.1 3.3 4.8 64.5 3.6
UULMA Usti n.L.-mesto   B/U/RC CHMI 1B 5.2 5.4 61.3
Region: Liberecky 2025-07-09 21:00 - 00:00 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 1B 4.7 59.7
LFRTA Frydlant   B/R/N-REG CHMI 1B 1.3 60.2 8.5
LHVIA Horni Vitkov   B/R/N-REG CHMI 1B 8.6 60.7 4.4
LLILA Liberec-Rochlice   B/U/R CHMI 1B 1.3 8.0 6.0 49.2 3.9
LSOUA Sous   B/R/N-REG CHMI 1B 53.8 6.9
LUHLA Uhelna   B/R/NA-NCI CHMI 1B 12.1 59.9 7.4
Region: Kralovehradecky 2025-07-09 21:00 - 00:00 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 1B 3.8 8.4 56.3 2.8
HHKOK Hradec Kralove-observator   B/S/R CHMI 1B 57.7 5.1
HHKSA Hr.Kral.-Sukovy sady   T/U/RCI ZU Usti nL 1B 6.6 6.3 56.3 3.9
HKRYA Krkonose-Rychory   B/R/N-REG CHMI 1B 65.1 3.9
HPLOA Polom   B/R/N-REG CHMI 1B 3.3 2.4 3.0 57.0
HTRTA Trutnov - Tkalcovska   B/U/R CHMI 1B 5.1 61.3
Region: Pardubicky 2025-07-09 21:00 - 00:00 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 1B 4.9 10.9 58.8 3.0
EPAOA Pardubice-Rosice   B/S/RI CHMI 1B 3.2 4.8 7.2 55.3
EPAUA Pardubice Dukla   B/U/R CHMI 1B 8.0 55.6 3.3
ESVRA Svratouch   B/R/AN-REG CHMI 1B 60.3 5.7
Region: Vysocina 2025-07-09 21:00 - 00:00 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 1B 3.8 7.0 66.0 3.0
JKMYA Kostelni Myslova   B/R/A-NCI CHMI 1B 63.7 5.8
JKOSA Kosetice   B/R/AN-REG CHMI 1B 3.7 1.4 7.5 66.5 3.7
JPEMA Pelhrimov   B/S/R ZU-Ostrava 1B 5.3 65.2 3.0
JTREA Trebic   B/S/RN CHMI 1B 5.5 63.6
JZNZA Zdar nad Sazavou   B/U/RC ZU-Ostrava 1B 5.0 67.0 2.7
Region: Jihomoravsky 2025-07-09 21:00 - 00:00 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 1B 2.7 8.2 63.6 3.3
BBMAA Brno-Arboretum   B/U/RN SMBrno 1B 3.8 5.1 57.8 3.5
BBMLA Brno-Lany   B/S/RN SMBrno 1B 4.3 4.3 3.0 71.4 2.8
BBMSA Brno-Svatoplukova   T/U/R SMBrno 1B 5.9 6.2 61.3 3.9
BBNIA Brno-Lisen   B/U/R CHMI 1B 6.4 64.2 1.8
BBNVA Brno-Uvoz   T/U/R CHMI 1B 7.7 8.4 62.4 4.2
BBNYA Brno-Turany   B/S/R CHMI 1B 5.2 4.8 7.2 64.7 6.5
BBOMA Brno-Komarov   T/U/R SMBrno 1B 8.0 2.2 64.7 2.1
BHODA Hodonin   B/U/R ZU-Ostrava 1B 6.7 56.2 3.3
BKURA Kurim   T/U/R CHMI 1B 4.9 3.0 4.0 61.5 2.3
BMISA Mikulov-Sedlec   B/R/A-REG CHMI 2A 5.8 3.2 9.4 65.5 5.3
BMOCA Sivice   B/R/I-NCI Ceskomorav 58.6
BMOKA Mokra   B/R/R-NCI Ceskomorav 63.6
BZNOA Znojmo   B/S/RN CHMI 1B 2.5 8.6 60.5 3.2
Region: Olomoucky 2025-07-09 21:00 - 00:00 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 7.4 48.7 1.0
MJESA Jesenik-lazne   B/R/N-NCI CHMI 1B 2.3 1.0 10.7 62.9
MLOSA Lostice   B/R/A-NCI VLOS 1B 6.2 8.4 57.5
MOLJA Olomouc-Hejcin   B/U/R CHMI 1B 7.7 11.9 43.1 3.6
MOLSA Olomouc-Smeralova   B/U/R ZU-Ostrava 1B 6.3 43.0 3.3
MPHRA Hranice   B/U/RC MHR 1B 5.0 4.9 42.2 2.5
MPRRA Prerov   B/U/CR CHMI 1B 3.9 8.8 47.1 5.4
MPSTA Prostejov   B/U/R CHMI 1B 6.8 49.0
MSMSA Sumperk, ZS Vrchlickeho   B/U/R MSUM 1B 7.8 5.1 60.5 3.1
MVBYA Velka Bystrice   T/U/RI MUVB 49.8
Region: Zlinsky 2025-07-09 21:00 - 00:00 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 47.4
ZROZA Roznov pod Radhostem   T/U/RI MU Roznov 1B 5.1 10.4 47.8 7.6
ZSNVA Stitna n.Vlari   B/R/N-REG CHMI 1B 54.1 8.0
ZTNVA Tesnovice   B/R/A-REG CHMI 1B 1.3 2.6 8.9 54.8 3.1
ZUHRA Uherske Hradiste   T/U/RC CHMI 1B 7.8 8.7 48.8
ZVMZA Valasske Mezirici   B/U/R CHMI 1B 14.7 45.7 3.2
ZZLNA Zlin   B/S/RN CHMI 1B 5.2 4.4 7.9 47.4 8.4
ZZZSA Zlin-ZS Kvitkova   B/U/R MZLI 3.7 6.8 3.5
Region: Moravskoslezsky 2025-07-09 21:00 - 00:00 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 1B 1.3 1.4 59.7 8.3
TCERA Cervena hora   B/R/N-REG CHMI 1B 1.0 68.9 7.8
TCTNA Cesky Tesin   B/U/RI CHMI 1B 1.3 11.3 10.4 43.7 2.8
TFMIA Frydek-Mistek   B/S/R CHMI 1B 9.4 14.0 42.1 5.5
THAOA Havirov ZU   B/U/R ZU, SMHa 1B 9.0 41.3
THARA Havirov   B/U/R CHMI 1B 11.1 42.0 9.9
TKAOK Karvina ZU   T/U/R ZU-Ostrava 1B 10.2 10.7 41.5 8.7
TKARA Karvina   B/U/R CHMI 1.3 6.7 35.5 5.4
TNSVA Nosovice   B/R/AI-NCI ONOS 51.4
TOCBA Ostrava-Ceskobratrsk   T/U/CR CHMI 1B 19.6 9.9 38.6 8.1
TOFFA Ostrava-Fifejdy   B/U/R CHMI 1B 1.8 11.8 10.4 35.9
TOHAA Ostrava-Hrabuvka   B/U/RC ZU, MSK 9.3 7.7
TOHUA Ostrava-Hrusov   I/S/C SMOstrava 1B 11.2 37.9 7.2
TOKLA Ostrava - Krasne Pole   B/S/R ZU, MSK 9.0 5.7
TOMHK Ostrava-Marianske Ho   B/U/RN SMOstrava 1B 5.3 10.3 10.0 40.5 8.0
TONVA Ostrava-Nova Ves-areal OVak   T/U/IAN ZU, MSK 18.3 9.3 6.7
TOPDA Ostrava-Poruba DD   T/U/R SMOstrava 1B 9.3 7.0 40.2 5.0
TOPOA Ostrava-Poruba CHMU   B/S/R CHMI 1B 1.3 4.8 4.6 40.1 6.3
TOPRA Ostrava-Privoz   I/U/IR CHMI 1B 3.3 9.5 11.5 38.4 9.9
TOREK Ostrava-Radvanice ZU   I/S/IR SMOstrava 1B 5.3 9.2 9.3 34.0 6.7
TOROK Ostrava-Radvanice OZO   B/S/R SMOstrava 1B 5.3 9.7 10.0 42.8 7.7
TOVKA Opava-Katerinky   B/U/R CHMI 16.4 5.6
TOZRA Ostrava-Zabreh   B/U/R CHMI 1B 13.2 38.8 8.4
TRYCA Rychvald   B/U/R CHMI 1B 1.8 6.3 13.2 47.4 6.5
TSTDA Studenka   B/R/A-NCI CHMI 1B 3.5 3.0 23.3 37.6 6.0
TTRKA Trinec-Kanada   B/S/RNI SMTr. 1B 10.9 50.0 8.6
TTROA Trinec-Kosmos   B/U/RI CHMI 1B 19.6 44.8 12.9
TVERA Vernovice-Dolni Lutyne   B/R/AI-NCI CHMI 1B 1.3 6.9 10.0 48.6 5.6

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 2025-07-09 19:00 - 22:00 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 1B 2.6 22.1 12.0 35.9 7.9
QOLEA Olesno   B/U/- GIOS 2A 4.4 54.8 33.3
QOPEA Opole-man4   B/U/- GIOS 1.4 15.0 43.0
QOPLA Opole-aut5   B/U/- GIOS 7.5 4.1
QPRUA Prudnik-mobil   B/U/- GIOS
QZDZA Zdzieszowice   B/U/RCI GIOS 14.5
Region: Malopolski 2025-07-09 19:00 - 22:00 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 4.8 12.5 8.7
YSBNA Sucha Beskidzka, ul. Nieszczynskiej   B/U/- GIOS 6.3
YTARA Tarnow   B/U/RCI GIOS 5.7 10.8 5.7
YTRZA Trzebinia   B/U/RCI GIOS 4.0 5.4
YZAKA Zakopane   B/U/RC GIOS 9.1 7.0
Region: Dolnoslaskie 2025-07-09 19:00 - 22:00 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 7.2 3.2
VDZRA Dzierzoniow   B/U/RC GIOS 5.4
VJAGA Jasna Gora   I/R/- GIOS 8.8 3.7
VJEGA Jelenia Gora-Oginskiego   B/U/- GIOS 1B 10.2 6.2 6.5 51.8 4.7
VKLDA Klodzko-Szkolna   B/U/- GIOS 1B 5.9 7.1 64.8 3.6
VNRJA Nowa Ruda-Jeziorna   B/U/- GIOS 10.7
VOLZA Olawa-Zolnierzyak   B/U/- GIOS 1B 6.5 5.4 66.9
VOSIA Osieczów   B/R/AN-REG GIOS 6.3 2.2
VSNIA Sniezka   B/R/- Inst of Me
VWRAA Wroclaw-Bartnicza   B/S/- GIOS 3.6 74.2
VWRIA Wroclaw-Wisniowa   T/U/- GIOS 21.4 4.8
VWROA Wroclaw-Korzeniowskiego   B/U/- GIOS 2A 9.8 5.0 13.6 72.8 8.6
VWWYA Walbrzych-Wysockiego   B/U/- GIOS 2A 11.4 1.0 7.7 66.5
Region: Slaskie 2025-07-09 19:00 - 22:00 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 3.4 10.1 43.7
WCZAA Czestochowa - Armii Krajowej   T/U/RCI GIOS 27.9 15.3
WCZBA Czestochowa - Baczyrskiego   B/U/RCI GIOS 1B 3.1 8.3 4.0 40.0
WDAGA Dabrowa Górnicza   B/U/RCI GIOS 1B 2.1 5.4 5.4 47.9
WGLIA Gliwice   B/U/RCI GIOS 15.9
WKATA Katowice   B/U/RCI GIOS 1B 5.9 17.1 11.1 42.2 8.7
WKTWA Katowice, ul. Plebiscytowa/A4   T/U/- GIOS
WLUBA Lubliniec, ul. ks. Szymaly   B/U/- GIOS 25.9
WRYBA Rybnik   B/U/RCI GIOS 1B 4.3 12.7 15.0 39.1
WSOSA Sosnowiec   B/U/RCI GIOS
WTYCA Tychy   B/U/RCI GIOS 6.1 15.8 9.5
WUSTA Ustron   B/S/RC GIOS 1B 0.7 5.8 7.3 47.7
WWOZA Wodzislaw   B/U/RCI GIOS 1B 4.1 12.2 17.5 34.1
WZABA Zabrze   B/U/RCI GIOS
WZLPA Zloty Potok   B/R/AN-REG GIOS 1B 4.0 4.6 11.8 44.7 5.4
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 2025-07-09 21:00 - 00:00 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 13.8 5.5 3.2
1AWHA Wien-A23-Wehlistraße   T/S/- MSW 9.5 6.5 3.7
1BELA Wien-Belgradplatz   T/U/R MSW 8.4 6.1 3.6
1FLGA Wien-Floridsdorf Gerichtsgasse   T/U/RC MSW 7.0 5.8 3.3
1GAUA Wien-Gaudenzdorf   T/U/RC MSW 5.4 6.4 3.6
1HERA Wien-Hermannskogel   B/S/AN MSW 2.7 64.5
1HIKA Wien-Hietzinger   T/U/RC MSW 10.0
1HOWA Wien-Hohe Warte   B/S/R MSW 0.2 1.6 65.0
1KAEA Wien-Kaiser-Ebersdorf   I/S/RI MSW 1.2 5.2 6.4 3.8
1KENA Wien-Kendlerstraße   T/U/R MSW 6.4 5.3 3.2
1LABA Wien-Laaer Berg   T/S/RC MSW
1LIGA Wien-Liesing-Gewerbegebiet   T/S/RI MSW 3.8 5.3 3.3
1LOBA Wien-Lobau   B/S/AN MSW 1B 10.9 8.1 55.1 4.2
1SCHA Wien-Schafberg   B/S/R MSW 4.4 5.7 3.6
1STAA Wien-Stadlau   B/U/RC MSW 4.1 7.5 5.3 2.7
1STEA Wien-Stephansplatz   B/U/R MSW 3.2 6.4 65.2
1TABA Wien-Taborstrasse   T/U/R MSW 5.1 5.4 3.8
Region: Niederösterreich 2025-07-09 21:00 - 00:00 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 7.8 7.7 69.8
2BIEA Biedermannsdorf   T/S/RC Amt der NÖ
2DUNA Dunkelsteinerwald   B/R/A Amt der NÖ 1.0 63.2
2FORA Forsthof   B/R/AN Amt der NÖ 0.3 4.7 65.0
2GANA Gänserndorf   B/S/A Amt der NÖ 1B 2.0 3.5 5.2 63.2
2GREA Gr. Enzersdorf II.   B/R/A Amt der NÖ 4.7 3.0
2HAIA Hainburg   B/S/RC Amt der NÖ 1B 3.2 4.7 5.0 61.8
2HEIA Heidenreichstein   B/R/N Amt der NÖ 3.5 3.0 4.0
2IRNA Irnfritz   B/R/A Amt der NÖ 1.0 53.8
2KEMA Kematen   B/S/CI Amt der NÖ 2A 3.7 7.3 77.5
2KLOA Klosterneuburg   B/U/R Amt der NÖ 2.7 4.7 60.3
2KLVA Klosterneuburg Verkehr   T/U/RCI Amt der NÖ 5.2 7.7
2KOLA Kollmitzberg   B/R/AN Amt der NÖ 1.0 53.0
2KREA Krems   B/U/RC Amt der NÖ 1B 2.7 1.8 2.3 59.3
2MANA Mannswörth   I/U/I Amt der NÖ
2MISA Mistelbach   B/R/A Amt der NÖ 1B 1.0 4.7 61.3
2NEUA Neusiedl   B/R/A Amt der NÖ 4.8 6.5
2POCA Pöchlam   B/U/R Amt der NÖ
2PURA Purkersdorf   B/S/RC Amt der NÖ 6.5 63.7
2SCHA Schwechat   I/U/RI Amt der NÖ 1B 3.7 6.2 6.5 63.6 3.8
2SPOA St. Polten   B/U/IR Amt der NÖ 1B 0.7 6.2 5.7 60.3 3.5
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 5.0 5.0
2SVAA St. Valentin-A1   T/S/IR Amt der NÖ 5.0 65.7 5.0
2TRAA Traismauer   B/S/R Amt der NÖ
2TRSA Trasdorf   B/S/R Amt der NÖ 1.3 3.1 7.0
2TUKA Tulbinger Kogel   B/R/N Amt der NÖ
2TULA Tulln   B/U/R Amt der NÖ 1B 1.0 6.3 7.7 54.8
2WOLA Wolkersdorf   B/R/A Amt der NÖ 4.8 60.7
2ZIEA Ziersdorf   B/R/A Amt der NÖ 1B 4.0 63.8
2ZWEA Zwentendorf   B/S/R Amt der NÖ 3.8 4.0
Region: Oberösterreich 2025-07-09 21:00 - 00:00 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 2025-07-09 21:00 - 00:00 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 4.0
FHNHA Hnusta, Hlavna   B/S/- SHMI 6.3
FJEJA Jelsava, Jesenskeho   B/S/- SHMI 1A 2.0 6.3 30.0
FZHJA Ziar nad Hronom, Jilemnickeho   B/U/- SHMI 7.0
FZJAA Zvolen, J. Alexyho   B/U/- SHMI
Region: Bratislava 2025-07-09 21:00 - 00:00 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 1B 2.0 7.7 62.7
GBRKA Bratislava, Kamenne nam.   B/U/- SHMI 7.8
GBRMA Bratislava, Mamateyova   B/U/- SHMI 1B 4.0 4.7 4.3 54.0
GBRTA Bratislava, Trnavske Myto   T/U/- SHMI 7.0 4.0
Region: Bratislavský kraj 2025-07-09 21:00 - 00:00 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 2025-07-09 21:00 - 00:00 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 3.3
OKODA Kosice, Dumbierska   B/S/- SHMI
OKOSA Kosice, Stefanikova I.   T/U/- SHMI 5.0 3.9
Region: Košický kraj 2025-07-09 21:00 - 00:00 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
RKRSA Krompachy, SNP   T/U/- SHMI 5.4 2.4
RSTMA Strazske, Mierova   B/U/- SHMI
RVILA Velka Ida, Letna   I/S/- SHMI 5.6
Region: Nitrianský kraj 2025-07-09 21:00 - 00:00 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 4.4 5.3
4NISA Nitra, Sturova   T/U/- SHMI 13.7 11.1
Region: Prešovský kraj 2025-07-09 21:00 - 00:00 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 1.7 56.0
5GANA Ganovce, Meteo. st.   B/R/- SHMI
5HNSA Humenne, Nam. Slobody   B/U/- SHMI 1B 3.3 2.4 55.7
5KOSA Kolonicke sedlo   B/R/- SHMI 1.4
5PLSA Presov, arm. gen. L. Svobodu   T/U/- SHMI 11.0 5.7
5SLEA Stara Lesna, AV SAV, EMEP   B/R/- SHMI 3.0
5SVEA Starina, Vodna nadrz, EMEP   B/R/- SHMI 2.0 63.3
5VNTA Vranov nad Top., M.R.Stefanika   B/U/- SHMI 1.7 2.3
Region: Trenčianský kraj 2025-07-09 21:00 - 00:00 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 6.4 15.0
6HMCA Handlova, Moravianska cesta   B/U/- SHMI 5.0
6PRMA Prievidza, Malonecpalska   B/U/- SHMI 13.7 7.0 4.3
6TRHA Trenčín, Hasicska   T/U/- SHMI 6.0 5.7
Region: Trnavský kraj 2025-07-09 21:00 - 00:00 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
7SEVA Sered, Vinarska   B/U/- SHMI 3.7 5.7
7TAEA Topolniky, Aszod, EMEP   B/R/- SHMI 1A 1.6 3.4 9.0
7TRKA Trnava, Kollarova   T/U/- SHMI 15.6 5.4
Region: Žilinský kraj 2025-07-09 21:00 - 00:00 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 83.6
8MAJA Martin, Jesenskeho   T/U/- SHMI 7.0 9.0
8RURA Ruzomberok, Riadok   B/U/- SHMI 3.0 6.0 60.3
8ZIOA Zilina, Obezna   B/U/- SHMI 9.3 31.3

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