Air quality
PM10 (coarse dust)
🟢 14–22 µg/m³ · Within the WHO standard
PM2.5 (fine dust)
🔴 12–18 µg/m³ · Exceeding WHO ~150%
Days with exceedances of standards
🟡 ~35 days/year (January–February)
Main sources of pollution
Low emission (Mileszki, Andrzejów with east wind) + traffic of al. Śmigły-Rydz
Clean Transport Zone (phase I)
🟢 Seed outside the first phase of SCT
Data source
CIEP /zdrowie.gios.gov.pl · Łódź-Widzew Station
🔴 PM2.5 exceeds the WHO standard - consider a HEPA air purifier in your apartment. Smog episodes are concentrated in December–February. Outside the heating season, air quality is good.
Water quality
Overall rating
🟢 Safe to drink straight from the tap
Origin
90% deep water intakes (Quaternary and Upper Cretaceous wells)
Hardness
🟡 185–215 mg CaCO₃/l (10.4–12.0 °dH)
Hardness classification
Medium hard
Bacteriology
🟢 No reservations
Supplier
ZWiK Łódź — systematic modernization of the network
🟢 ZWiK water meets all PZH and EU standards. Hardness 10.4–12.0 °dH - no additional filtering required, but a filter is recommended when using household appliances and boilers.