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: 2025-08-02 02:25 CEST

Region: Prague 2025-08-01 23:00 - 02:00 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 19.4 15.3 37.9
ALEGA Praha 2-Legerova   T/U/RC CHMI 1B 28.3 11.4 35.7 7.5
AREPA Praha 1-n. Republiky   B/U/C CHMI 1B 20.5 13.4 35.3
ARIEA Praha 2-Riegrovy sady   B/U/NR CHMI 1B 5.7 11.5 3.6 35.5 5.9
AVRSA Praha 10-Vrsovice   T/U/R CHMI 1B 15.4 13.4 35.9
AVYNA Praha 9-Vysocany   T/U/CR CHMI 1B 30.7 17.8 4.0
     Periphery of Prague    1B
ABREA Praha 6-Brevnov   B/U/RN CHMI 1B 6.4 10.4 39.3
ACHOA Praha 4-Chodov   B/U/RN CHMI 1B 5.8 8.3 44.2
AKOBA Praha 8-Kobylisy   B/S/R CHMI 1B 18.9 8.4 29.4
ALERA Letiste Praha   T/S/C Letiste Pr 1B 4.9 16.4 36.4 6.4
ALIBA Praha 4-Libus   B/S/R CHMI 1B 3.4 6.1 7.3 48.1 6.5
APRUA Praha 10-Prumyslova   T/U/IC CHMI 1B 9.9 6.0 39.7
ARERA Praha 5-Reporyje   B/S/RA ZU Usti nL 1B 5.0 50.1 2.8
ASROA Praha 10-Srobarova   B/U/RC SZU 1B 8.4 6.5 35.3 4.0
ASTOA Praha 5-Stodulky   B/U/R CHMI 1B 6.3 51.5 1.6
ASUCA Praha 6-Suchdol   B/S/R CHMI 1B 8.1 40.4
AHOLA Praha 7-Holesovice   T/U/RC CHMI 1B 40.5 11.4 30.5 8.5
Region: Stredocesky 2025-08-01 23:00 - 02:00 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 13.6 3.1 38.4 7.3
SKHOA Kutna Hora-Orebitska   B/U/R CHMI 1B 3.4 6.4 34.8 2.7
SKLMA Kladno-stred mesta   B/U/R CHMI 1B 4.1 38.9 2.8
SKLSA Kladno-Svermov   B/U/RI CHMI 1B 5.2 4.5 2.9 36.7
SKRPA Kralupy nad Vltavou-sportoviste   I/U/RCI ZU Usti nL 1B 9.5 28.5 5.2
SMBOA Mlada Boleslav   B/U/R CHMI 1A 23.2 15.1 5.9 11.3
SONRA Ondrejov   B/R/N-REG CHMI 1B 58.5 5.3
SPBRA Pribram-Brezové Hory   B/U/R CHMI 1B 3.2 1.4 56.9
SRORA Rozdalovice-Ruska   B/R/A-NCI CHMI 1B 3.4 4.4 3.4 37.4 2.8
STCSA Tobolka-Certovy schody   B/R/ANI-NCI VCs 1B 1.5 50.6 6.4 4.6
Region: Jihocesky 2025-08-01 23:00 - 02:00 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 3.6 11.7 1.4 36.8 2.4
CCBTA Ces. Budejovice-Tres   B/U/R ZU Usti nL 1B 7.2 41.7 5.2
CCHUA Churanov   B/R/N-REG CHMI 1B 2.9 0.9 63.9 4.1
CKOCA Kocelovice   B/R/N-REG CHMI 1B 45.8 4.5
CPRAA Prachatice   B/S/R CHMI 2A 2.8 6.3 76.0
CSTRA Strakonice-ZS Strakonice   B/U/R ZU Usti nL 1B 7.2 50.5 4.3
CTACA Tabor   T/U/RC CHMI 1B 11.9 11.8 32.0
CHVOA Hojna Voda   B/R/N-REG CHMI 1B 2.6 55.8
Region: Plzensky 2025-08-01 23:00 - 02:00 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 3.0 3.9 2.6 46.8 3.8
PPLAA Plzen-Slovany   T/U/RC MPI/CHMI 1B 1.3 8.5 5.1 36.0 6.4
PPLLA Plzen-Lochotin   B/U/R MPI/CHMI 1B 3.6 7.4 10.1 27.6 5.7
PPLVA Plzen-Doubravka   B/S/A CHMI 1B 6.1 7.1 8.9 39.6 3.8
PPRMA Primda   B/R/N-REG CHMI 1B 2.8 2.8 35.6 6.3
Region: Karlovarsky 2025-08-01 23:00 - 02:00 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 5.5 62.5
KPRBA Prebuz   B/R/AN-REG CHMI 1B 1.3 1.0 67.6 6.8
KSOMA Sokolov   B/S/R CHMI 2A 2.9 5.7 8.7 69.1 6.1
Region: Ustecky 2025-08-01 23:00 - 02:00 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 8.8 22.1 32.7 12.9
UDOKA Doksany   B/R/NA-NCI CHMI 1A 1.3 6.9 11.5 11.9
UCHMA Chomutov   B/U/R CHMI 1B 16.3 36.9
UKRUA Krupka   B/R/N-NCI CHMI 1B 2.5 14.2 47.2
ULOMA Lom   B/R/IN-NCI CHMI 1B 1.3 4.6 18.1 21.1 4.1
ULTTA Litomerice   B/U/R CHMI 1B 1.3 17.3 23.2
UMEDA Medenec   B/R/ANI-NCI CHMI 1B 1.3 4.3 67.8
UMOMA Most   B/U/R CHMI 1B 3.8 24.5 19.6 25.9 12.8
URVHA Rudolice v Horach   B/R/N-REG CHMI 2A 12.6 67.3
USNZA Sneznik   B/R/N-REG CHMI 2A 4.9 6.1 60.1 12.1
USTEA Steti   B/U/R CHMI 1B 1.3 14.2 28.4 6.8
UTPMA Teplice   B/S/R CHMI 1A 3.5 11.8 18.3 7.8
UTUSA Tusimice   B/R/IA-NCI CHMI 1B 1.3 3.7 10.6 59.6 4.7
UUKTA Usti n.L.-Pasteurova   I/U/R ZU Usti nL 1B 14.7 46.7 9.4
UULDA Usti n.L.-Vseboricka   T/U/RC CHMI 1B 15.8 14.7 47.6 9.8
UULKA Usti n.L.-Kockov   B/S/RN CHMI 1B 2.8 8.4 12.1 56.1 9.8
UULMA Usti n.L.-mesto   B/U/RC CHMI 1B 16.2 12.8 44.0
Region: Liberecky 2025-08-01 23:00 - 02:00 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 9.3 32.6
LFRTA Frydlant   B/R/N-REG CHMI 2A 1.3 70.0 9.8
LHVIA Horni Vitkov   B/R/N-REG CHMI 1B 8.9 67.7 5.8
LLILA Liberec-Rochlice   B/U/R CHMI 1B 1.3 6.1 8.7 41.3 2.5
LSOUA Sous   B/R/N-REG CHMI 1B 42.7 7.8
LUHLA Uhelna   B/R/NA-NCI CHMI 1B 11.4 63.2 7.0
Region: Kralovehradecky 2025-08-01 23:00 - 02:00 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 10.6 5.3 35.7 3.1
HHKOK Hradec Kralove-observator   B/S/R CHMI 1B 39.4 5.6
HHKSA Hr.Kral.-Sukovy sady   T/U/RCI ZU Usti nL 1B 21.7 10.0 35.3 5.3
HKRYA Krkonose-Rychory   B/R/N-REG CHMI 1B 54.8 5.7
HPLOA Polom   B/R/N-REG CHMI 1B 1.3 1.7 4.6 66.4
HTRTA Trutnov - Tkalcovska   B/U/R CHMI 1B 12.9 48.8
Region: Pardubicky 2025-08-01 23:00 - 02:00 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 9.3 13.5 50.8 8.5
EPAOA Pardubice-Rosice   B/S/RI CHMI 1B 4.4 16.4 2.9 26.0
EPAUA Pardubice Dukla   B/U/R CHMI 1A 3.8 2.6 26.2 1.9
ESVRA Svratouch   B/R/AN-REG CHMI 1B 50.0 4.8
Region: Vysocina 2025-08-01 23:00 - 02:00 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 5.3 64.7 2.3
JKMYA Kostelni Myslova   B/R/A-NCI CHMI 1B 66.8 4.1
JKOSA Kosetice   B/R/AN-REG CHMI 1B 5.2 3.1 1.8 53.1 1.6
JPEMA Pelhrimov   B/S/R ZU-Ostrava 1B 9.0 60.3 3.0
JTREA Trebic   B/S/RN CHMI 1B 3.2 62.7
JZNZA Zdar nad Sazavou   B/U/RC ZU-Ostrava 1B 4.7 68.1 2.7
Region: Jihomoravsky 2025-08-01 23:00 - 02:00 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 12.5 12.8 49.0 4.4
BBMAA Brno-Arboretum   B/U/RN SMBrno 1B 9.9 5.6 52.9 4.0
BBMLA Brno-Lany   B/S/RN SMBrno 11.1 38.7 18.4
BBMSA Brno-Svatoplukova   T/U/R SMBrno 1B 17.7 10.8 50.1 7.9
BBNIA Brno-Lisen   B/U/R CHMI 1B 10.4 53.5 1.8
BBNVA Brno-Uvoz   T/U/R CHMI 1B 20.1 11.0 48.6 5.5
BBNYA Brno-Turany   B/S/R CHMI 1B 6.1 10.3 4.6 52.6 3.3
BBOMA Brno-Komarov   T/U/R SMBrno 1B 27.8 5.6 37.5 5.0
BHODA Hodonin   B/U/R ZU-Ostrava 1B 5.3 44.7 3.3
BKUCA Kucharovice   B/R/A-NCI CHMI 67.8
BKURA Kurim   T/U/R CHMI 1B 5.9 11.2 7.2 53.8 11.7
BMISA Mikulov-Sedlec   B/R/A-REG CHMI 1B 7.1 3.7 7.6 64.7 5.0
BMOCA Sivice   B/R/I-NCI Ceskomorav 59.6
BMOKA Mokra   B/R/R-NCI Ceskomorav 57.3
BZNOA Znojmo   B/S/RN CHMI 1B 11.1 9.6 46.1 6.1
Region: Olomoucky 2025-08-01 23:00 - 02:00 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 9.7 38.0 14.6
MJESA Jesenik-lazne   B/R/N-NCI CHMI 1B 1.3 1.0 4.7 44.6
MLOSA Lostice   B/R/A-NCI VLOS 1B 0.0 5.8 50.0
MOLJA Olomouc-Hejcin   B/U/R CHMI 15.3 32.9 9.8
MOLSA Olomouc-Smeralova   B/U/R ZU-Ostrava 1B 7.3 32.6 3.3
MPHRA Hranice   B/U/RC MHR
MPRRA Prerov   B/U/CR CHMI 2A 2.0 14.4 72.8 6.1
MPSTA Prostejov   B/U/R CHMI 1B 5.0 46.1
MSMSA Sumperk, ZS Vrchlickeho   B/U/R MSUM 1B 9.0 7.5 35.6 4.7
MVBYA Velka Bystrice   T/U/RI MUVB 49.3
Region: Zlinsky 2025-08-01 23:00 - 02:00 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 64.4
ZROZA Roznov pod Radhostem   T/U/RI MU Roznov 2A 3.1 12.7 67.8 8.7
ZSNVA Stitna n.Vlari   B/R/N-REG CHMI 2A 77.6 7.7
ZTNVA Tesnovice   B/R/A-REG CHMI 2A 2.7 2.7 13.2 62.8 5.1
ZUHRA Uherske Hradiste   T/U/RC CHMI 1B 5.7 9.3 54.4
ZVMZA Valasske Mezirici   B/U/R CHMI 1B 9.2 62.0 10.4
ZZLNA Zlin   B/S/RN CHMI 2A 5.5 3.4 12.7 72.2 5.5
ZZZSA Zlin-ZS Kvitkova   B/U/R MZLI 1.7 9.7 5.6
Region: Moravskoslezsky 2025-08-01 23:00 - 02:00 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 3.5 1.0 62.5 5.9
TCERA Cervena hora   B/R/N-REG CHMI 1B 1.6 70.3 5.8
TCTNA Cesky Tesin   B/U/RI CHMI 22.1 54.3 9.6
TFMIA Frydek-Mistek   B/S/R CHMI 1B 10.3 10.2 53.9 14.0
THAOA Havirov ZU   B/U/R ZU, SMHa 1B 11.0 53.1
THARA Havirov   B/U/R CHMI 1B 10.1 55.6 7.6
TKAOK Karvina ZU   T/U/R ZU-Ostrava 1B 9.9 8.0 51.3 5.3
TKARA Karvina   B/U/R CHMI 1.3 7.7 22.6 6.8
TNSVA Nosovice   B/R/AI-NCI ONOS 1B 5.5 9.0 54.7 6.3
TOCBA Ostrava-Ceskobratrsk   T/U/CR CHMI 1B 14.1 8.8 45.6 4.3
TOFFA Ostrava-Fifejdy   B/U/R CHMI 11.9 39.3
TOHAA Ostrava-Hrabuvka   B/U/RC ZU, MSK 8.0 4.0
TOHUA Ostrava-Hrusov   I/S/C SMOstrava 1B 13.3 42.9 6.6
TOKLA Ostrava - Krasne Pole   B/S/R ZU, MSK 6.7 3.7
TOMHK Ostrava-Marianske Ho   B/U/RN SMOstrava 1B 5.3 8.9 9.7 49.4 6.3
TONVA Ostrava-Nova Ves-areal OVak   T/U/IAN ZU, MSK 18.9 9.0 4.0
TOPDA Ostrava-Poruba DD   T/U/R SMOstrava 1B 11.3 5.3 49.5 3.0
TOPOA Ostrava-Poruba CHMU   B/S/R CHMI 1B 1.3 8.1 5.2 49.4 5.7
TOPRA Ostrava-Privoz   I/U/IR CHMI 1B 1.3 23.3 9.5 45.1 14.0
TOREK Ostrava-Radvanice ZU   I/S/IR SMOstrava 1B 5.3 5.4 7.7 62.0 4.3
TOROK Ostrava-Radvanice OZO   B/S/R SMOstrava 1B 5.3 7.1 7.3 58.4 4.3
TOVKA Opava-Katerinky   B/U/R CHMI 5.8 3.1
TOZRA Ostrava-Zabreh   B/U/R CHMI 1B 7.0 45.9 2.4
TRYCA Rychvald   B/U/R CHMI 1B 3.6 8.2 10.8 49.1 5.0
TSTDA Studenka   B/R/A-NCI CHMI 1B 3.2 5.1 5.6 34.2 1.0
TTRKA Trinec-Kanada   B/S/RNI SMTr. 2A 21.9 55.1 7.3
TTROA Trinec-Kosmos   B/U/RI CHMI 1B 12.0 55.6 6.6
TVERA Vernovice-Dolni Lutyne   B/R/AI-NCI CHMI 1B 1.3 11.8 8.6 48.3 5.1

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 2025-08-01 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
QKEKA Kedzierzyn-Kozle   B/U/RCI GIOS
QOLEA Olesno   B/U/- GIOS
QOPEA Opole-man4   B/U/- GIOS
QOPLA Opole-aut5   B/U/- GIOS
QPRUA Prudnik-mobil   B/U/- GIOS
QZDZA Zdzieszowice   B/U/RCI GIOS
Region: Malopolski 2025-08-01 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
YKRAA Krakow   B/U/RCI GIOS
YSBNA Sucha Beskidzka, ul. Nieszczynskiej   B/U/- GIOS
YTARA Tarnow   B/U/RCI GIOS
YTRZA Trzebinia   B/U/RCI GIOS
YZAKA Zakopane   B/U/RC GIOS
Region: Dolnoslaskie 2025-08-01 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
VDZOA Dzialoszyn   I/R/- GIOS
VDZRA Dzierzoniow   B/U/RC GIOS
VJAGA Jasna Gora   I/R/- GIOS
VJEGA Jelenia Gora-Oginskiego   B/U/- GIOS
VKLDA Klodzko-Szkolna   B/U/- GIOS
VNRJA Nowa Ruda-Jeziorna   B/U/- GIOS
VOLZA Olawa-Zolnierzyak   B/U/- GIOS
VOSIA Osieczów   B/R/AN-REG GIOS
VSNIA Sniezka   B/R/- Inst of Me
VWRAA Wroclaw-Bartnicza   B/S/- GIOS
VWRIA Wroclaw-Wisniowa   T/U/- GIOS
VWROA Wroclaw-Korzeniowskiego   B/U/- GIOS
VWWYA Walbrzych-Wysockiego   B/U/- GIOS
Region: Slaskie 2025-08-01 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
WBBIA Bielsko-Biala, ul.Partyzantow   T/U/- GIOS
WBIBA Bielsko Biala   B/U/RC GIOS
WCZAA Czestochowa - Armii Krajowej   T/U/RCI GIOS
WCZBA Czestochowa - Baczyrskiego   B/U/RCI GIOS
WDAGA Dabrowa Górnicza   B/U/RCI GIOS
WGLIA Gliwice   B/U/RCI GIOS
WKATA Katowice   B/U/RCI GIOS
WKTWA Katowice, ul. Plebiscytowa/A4   T/U/- GIOS
WLUBA Lubliniec, ul. ks. Szymaly   B/U/- GIOS
WRYBA Rybnik   B/U/RCI GIOS
WSOSA Sosnowiec   B/U/RCI GIOS
WTYCA Tychy   B/U/RCI GIOS
WUSTA Ustron   B/S/RC GIOS
WWOZA Wodzislaw   B/U/RCI GIOS
WZABA Zabrze   B/U/RCI GIOS
WZLPA Zloty Potok   B/R/AN-REG GIOS
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 2025-08-01 23:00 - 02:00 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 16.4 5.2 3.4
1AWHA Wien-A23-Wehlistraße   T/S/- MSW 7.8 5.8 4.0
1BELA Wien-Belgradplatz   T/U/R MSW 13.6 5.5 3.8
1FLGA Wien-Floridsdorf Gerichtsgasse   T/U/RC MSW 22.9 5.9 3.9
1GAUA Wien-Gaudenzdorf   T/U/RC MSW 13.3 5.5 3.7
1HERA Wien-Hermannskogel   B/S/AN MSW 0.8 89.8
1HIKA Wien-Hietzinger   T/U/RC MSW 19.3
1HOWA Wien-Hohe Warte   B/S/R MSW 0.8 4.8 57.1
1KAEA Wien-Kaiser-Ebersdorf   I/S/RI MSW 3.2 5.3 6.0 4.2
1KENA Wien-Kendlerstraße   T/U/R MSW 11.7 4.7 3.0
1LABA Wien-Laaer Berg   T/S/RC MSW
1LIGA Wien-Liesing-Gewerbegebiet   T/S/RI MSW 13.1 4.8 3.3
1LOBA Wien-Lobau   B/S/AN MSW 1B 8.6 5.5 43.6 3.7
1SCHA Wien-Schafberg   B/S/R MSW 3.5 3.6 2.3
1STAA Wien-Stadlau   B/U/RC MSW 2.1 9.8 5.8 4.0
1STEA Wien-Stephansplatz   B/U/R MSW 1.6 15.5 46.7
1TABA Wien-Taborstrasse   T/U/R MSW 17.3 6.2 3.9
Region: Niederösterreich 2025-08-01 23:00 - 02:00 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 1A 22.5 8.7 12.7
2BIEA Biedermannsdorf   T/S/RC Amt der NÖ
2DUNA Dunkelsteinerwald   B/R/A Amt der NÖ 3.2 44.7
2FORA Forsthof   B/R/AN Amt der NÖ 0.8 6.5 51.3
2GANA Gänserndorf   B/S/A Amt der NÖ 1B 1.0 3.0 4.5 53.7
2GREA Gr. Enzersdorf II.   B/R/A Amt der NÖ 4.0 3.2
2HAIA Hainburg   B/S/RC Amt der NÖ 1B 1.0 4.5 5.2 53.8
2HEIA Heidenreichstein   B/R/N Amt der NÖ 1B 5.0 2.5 5.0 69.8
2IRNA Irnfritz   B/R/A Amt der NÖ 1.0 68.9
2KEMA Kematen   B/S/CI Amt der NÖ 1B 3.3 6.0 46.5
2KLOA Klosterneuburg   B/U/R Amt der NÖ 1.3 2.2 77.7
2KLVA Klosterneuburg Verkehr   T/U/RCI Amt der NÖ 7.8 5.2
2KOLA Kollmitzberg   B/R/AN Amt der NÖ 1.0 60.7
2KREA Krems   B/U/RC Amt der NÖ 1B 9.7 3.8 44.5
2MANA Mannswörth   I/U/I Amt der NÖ
2MISA Mistelbach   B/R/A Amt der NÖ 1B 1.3 6.0 52.5
2NEUA Neusiedl   B/R/A Amt der NÖ 6.3 6.0
2POCA Pöchlam   B/U/R Amt der NÖ
2PURA Purkersdorf   B/S/RC Amt der NÖ 4.2 34.2
2SCHA Schwechat   I/U/RI Amt der NÖ 1B 2.2 6.3 6.5 44.6 4.3
2SPOA St. Polten   B/U/IR Amt der NÖ 1B 1.0 9.8 7.5 46.2 4.5
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 22.3 8.3
2SVAA St. Valentin-A1   T/S/IR Amt der NÖ 18.6 15.3 4.8
2TRAA Traismauer   B/S/R Amt der NÖ
2TRSA Trasdorf   B/S/R Amt der NÖ 1.0 4.4 7.0
2TUKA Tulbinger Kogel   B/R/N Amt der NÖ
2TULA Tulln   B/U/R Amt der NÖ 1B 3.0 6.5 6.2 50.1
2WOLA Wolkersdorf   B/R/A Amt der NÖ 8.8 49.5
2ZIEA Ziersdorf   B/R/A Amt der NÖ 1B 6.0 42.4
2ZWEA Zwentendorf   B/S/R Amt der NÖ 4.4 4.0
Region: Oberösterreich 2025-08-01 23:00 - 02:00 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 1B 3.3 4.7 35.7 3.2
3BZEA Braunau Zentrum   B/S/RCI AOL 1A 2.2 13.3 6.6 17.9 4.5
3EKRA Enns-Kristein 3   T/R/RA AOL 25.2 9.5 5.5
3ENZA Enzenkirchen   -/-/- AOL 50.6
3FEUA Feuerkogel   B/R/N-REG AOL 3.6 86.8 2.9
3GRNA Grunbach   B/R/AN AOL 2A 0.0 2.6 3.5 78.7 2.7
3HAIA Haid   -/-/- AOL
3LENA Lenzing   I/R/RI AOL
3LEZA Lenzing 2   B/U/RI AOL
3LNWA Linz-Neue Welt   B/U/RCI AOL 1A 2.0 29.6 9.4 6.4 5.0
3LRMA Linz-Romerbergtunnel   T/U/RC AOL 32.7 8.8 5.8
3LSTA Linz-Stadtpark   B/U/R AOL 1A 39.6 6.5 3.6 4.4
3LTUA Linz-24er-Turm   T/U/RCI AOL
3RANA Ranshofen 3   -/-/- AOL
3SGAA Steyregg-Au   I/S/RI AOL 1.5 8.8 8.7 5.0
3SCHA Schwand   -/-/- AOL
3STEA Steyr   B/S/RI AOL 1A 1.3 8.0 8.1 22.1 5.0
3TRAA Traun   B/S/RC AOL 1A 27.6 6.4 11.4 5.0
3VKLA Vöcklabruck   B/S/RCI AOL 11.2 6.9 5.8
3WELA Wels   B/U/RCI AOL 1B 2.3 14.2 7.5 28.3 4.5
3ZBLA Zobelboden 2   B/R/N AOL 48.6

Current overview of data from Slovakia automated stations

Region: Banskobystrický kraj 2025-08-01 23:00 - 02:00 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 12.3
FHNHA Hnusta, Hlavna   B/S/- SHMI 12.0
FJEJA Jelsava, Jesenskeho   B/S/- SHMI 13.6 32.9
FZHJA Ziar nad Hronom, Jilemnickeho   B/U/- SHMI 9.7
FZJAA Zvolen, J. Alexyho   B/U/- SHMI 5.6
Region: Bratislava 2025-08-01 23:00 - 02:00 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 8.8 69.9
GBRKA Bratislava, Kamenne nam.   B/U/- SHMI
GBRMA Bratislava, Mamateyova   B/U/- SHMI 1B 5.3 6.0 3.0 38.3
GBRTA Bratislava, Trnavske Myto   T/U/- SHMI 20.7
Region: Bratislavský kraj 2025-08-01 23:00 - 02:00 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 2025-08-01 23:00 - 02:00 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 14.3
OKODA Kosice, Dumbierska   B/S/- SHMI
OKOSA Kosice, Stefanikova I.   T/U/- SHMI 10.9 13.0
Region: Košický kraj 2025-08-01 23:00 - 02:00 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 5.6 6.1 11.6
RSTMA Strazske, Mierova   B/U/- SHMI 13.3
RVILA Velka Ida, Letna   I/S/- SHMI 29.8
Region: Nitrianský kraj 2025-08-01 23:00 - 02:00 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 1.4 3.6
4NISA Nitra, Sturova   T/U/- SHMI 8.0 3.3
Region: Prešovský kraj 2025-08-01 23:00 - 02:00 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 1A 7.0 15.7 10.3
5GANA Ganovce, Meteo. st.   B/R/- SHMI
5HNSA Humenne, Nam. Slobody   B/U/- SHMI 1B 4.7 14.0 47.7
5KOSA Kolonicke sedlo   B/R/- SHMI 9.1
5PLSA Presov, arm. gen. L. Svobodu   T/U/- SHMI 26.3 11.3
5SLEA Stara Lesna, AV SAV, EMEP   B/R/- SHMI 2.7 8.3
5SVEA Starina, Vodna nadrz, EMEP   B/R/- SHMI 1.0
5VNTA Vranov nad Top., M.R.Stefanika   B/U/- SHMI 5.6 18.0
Region: Trenčianský kraj 2025-08-01 23:00 - 02:00 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 5.3 20.0
6HMCA Handlova, Moravianska cesta   B/U/- SHMI 9.3
6PRMA Prievidza, Malonecpalska   B/U/- SHMI 6.7 7.3
6TRHA Trenčín, Hasicska   T/U/- SHMI 7.0 10.3 7.0
Region: Trnavský kraj 2025-08-01 23:00 - 02:00 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 6.0
7SEVA Sered, Vinarska   B/U/- SHMI 3.0 7.0
7TAEA Topolniky, Aszod, EMEP   B/R/- SHMI 8.0
7TRKA Trnava, Kollarova   T/U/- SHMI 8.8
Region: Žilinský kraj 2025-08-01 23:00 - 02:00 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 2.0
8MAJA Martin, Jesenskeho   T/U/- SHMI 4.3 8.7
8RURA Ruzomberok, Riadok   B/U/- SHMI 1B 3.0 4.7 9.7 48.3
8ZIOA Zilina, Obezna   B/U/- SHMI 1B 20.3 18.0 27.7

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