Ohio Air Quality Pollutant Monitoring Page

Yesterday's Highest One-Hour Pollutant Levels

Note: Data for certain sites are only available from April through the end of October.
(last updated on February 9, 2010)

Site Name (City)

Carbon Monoxide (ppm)

Sulfur Dioxide (ppb)

Ozone

(ppb)

PM10

(UG/M3)

PM2.5

(UG/M3)

BROADWAY (AKRON)----------
CHIPPEWA (AKRON)1.113--53.542.0
EAST_HS (AKRON)--26------
MEDINA (AKRON)--------41.3
PATT_PARK (AKRON)1.1--------
WORKSHOP (AKRON)1.435------
ATHENS (ATHENS)--21----19.7
BATAVIA (BATAVIA)--------19.0
CANTON (CANTON)--------44.5
CANTON2 (CANTON)1.0--------
MAL_COLLEGE (CANTON)----------
SYCAMORE (CINCINNATI)--------24.3
TAFT (CINCINNATI)----------
TAFT2 (CINCINNATI)------42.834.2
ST_THEODOS (CLEVELAND)--11----83.4
PEARL_RD (CLEVELAND).9--------
CORLETT (CLEVELAND)1.6--------
FIRE (CLEVELAND)--9------
G_T_CRAIG (CLEVELAND)--42--105.962.6
GALLERIA (CLEVELAND)1.5--------
HARVARD_YARDS (CLEVELAND)--2------
COLERAIN (COLERAIN)----------
FAIRGRNDS (COLUMBUS)--------28.5
MORSE_RD (COLUMBUS)1.7--------
CONNEAUT (CONNEAUT)--8------
MUD_RUN (DAYTON)--29------
LIBRARY (DAYTON)--------44.0
FROC (DAYTON).9--------
PREBLE_CNTY (DAYTON)--------29.9
REIBOLD (DAYTON)1.2--------
E_LPOOL (E. LIVERPOOL)--8------
EASTLAKE (EASTLAKE)--12------
HACKNEY (HACKNEY)--12------
IRONTON (IRONTON)--18------
LEBANON (LEBANON)--------42.4
LIMA (LIMA)--5----34.7
MENTOR (MENTOR)2.4--------
MIDD (MIDDLTWN)--17------
NEW_ALBNY (NEW ALBANY)--------25.7
PWTP (NEW BOSTON)--48------
JFS (PAINESVILLE)--31----27.2
POMEROY (POMEROY)--14------
WEST_UNION (PORTSMOUTH)--43----22.6
SHADYSDE (SHADYSIDE)--18------
BARR (SHEFFIELD LAKE)--------31.0
SFIELD2 (SPRINGFIELD)--------32.7
STEUBEN (STEUBENVILLE)--44----106.1
SUGARC (SUGARCREEK)--13------
ERIE2 (TOLEDO)--------.7
ESIDE (TOLEDO)------90.0--
FR_PARK (TOLEDO)----------
Y_SPRINGS (YELLOW SPRINGS)--------42.2
HDSTART (YOUNGSTOWN)--------54.4
OAKHILL (YOUNGSTOWN)--48------

Data are not validated

Some of the ambient air quality standards are: