Howard County, MARYLAND — 8-Hour Ozone (2015) nonattainment — Baltimore, MD - (Serious)
What is the pollutant / naaqs for Howard County, MARYLAND — 8-Hour Ozone (2015) nonattainment — Baltimore, MD - (Serious)?
For Howard County, MARYLAND, pollutant / naaqs is 8-Hour Ozone (2015); nonattainment area name is Baltimore, MD - (Serious); data current as of is September 30, 2026, verified against its source on 2026-10-05.
Howard County | 8-Hour Ozone (2008) | | Baltimore, MD - (Moderate) | 8-Hour Ozone (2015) | | Baltimore, MD - (Serious)
— www3.epa.gov, retrieved 2026-10-05
- Row ID
- baltimore-md-serious our reading
- State
- MARYLAND our reading
- County or area
- Howard County verified
- Pollutant / NAAQS
- 8-Hour Ozone (2015) verified
- Nonattainment area name
- Baltimore, MD - (Serious) verified
- Data current as of
- September 30, 2026
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
Source
- www3.epa.govhttps://www3.epa.gov/airquality/greenbook/ancl.html