Air Qualityi
TRI Facilitiesi
Air Quality — Hamilton County (2025)i
AQSThe Air Quality Index measures how clean or polluted the air is on a given day. AQI is reported at the county level. A score of 0–50 is considered good; 51–100 is moderate; above 100 may be unhealthy for sensitive groups.
Median AQI
PM2.5 Daysi
182Ozone Daysi
88Toxic Release Inventory (TRI)i
TRIFactories, refineries, and other industrial facilities that use or store hazardous chemicals are required to report their releases annually to the EPA. Being listed here does not mean a violation occurred — it means the facility is transparently tracking its chemical usage.
Reporting Facilitiesi
3With Chemical Datai
2Total Reported Releasesi
41.4K lbsNearest Hazardous Waste Disposal Facilitiesi
RCRAThese are the closest licensed facilities where hazardous waste (chemicals, solvents, industrial byproducts) can be legally treated, stored, or disposed of.