State Agencies:
Arkansas - http://www.adeq.state.ar.us/air/default.htm

Iowa -http://www.iowadnr.gov/Environmental-Protection/Air-Quality

Kansas - http://www.kdheks.gov/bar/index.html

Louisiana - http://deq.louisiana.gov/subhome/air

Missouri - http://dnr.mo.gov/env/apcp/index.html

Nebraska - http://deq.ne.gov/NDEQProg.nsf/AirHome.xsp

Oklahoma - http://www.deq.state.ok.us/aqdnew/index.htm

Texas - https://www.tceq.texas.gov/agency/air_main.html

Local Agencies:
City of Houston, Bureau of Pollution Control and Prevention - http://www.houstontx.gov/health/Environmental/bpcp.html

City of Omaha - https://publicworks.cityofomaha.org/air-quality-control

City of Wichita - http://www.wichita.gov/Government/Departments/PWU/Pages/AirQuality.aspx

Douglas County Health Department - http://www.douglascountyhealth.com/home

Galveston County Health District - http://www.gchd.org/public-health-services/environmental-health-services...

Johnson County Kansas Environmental Department - http://www.jocogov.org/environment/air-quality

Kansas City Environmental Health Department - http://kcmo.gov/health/environmental-health-services/

Lincoln (City of) - Lancaster County - https://lincoln.ne.gov/city/health/environ/Air.htm

Linn County Air Quality Division - http://www.linncleanair.org/

Polk County Air Quality Division - http://www.polkcountyiowa.gov/airquality/

St. Louis, MO - https://www.stlouis-mo.gov/government/departments/health/environmental-h...

St. Louis County - http://www.stlouisco.com/HealthandWellness/EnvironmentalServices/AirPoll...

Unified Government of Wyandotte County - Kansas City, Kansas - http://www.wycokck.org/airquality/