Helpful Links


Modeling Protocol (Approved Document) 4-1-11

Modeling/Analysis Protocol for the Waco Area Ozone Modeling Study


HOTCOG - Heart of Texas Council of Governments

The Heart of Texas Council of Governments (HOTCOG) is an organization of local governments working together voluntarily to solve mutual problems and plan for the future of the six county area. Currently, HOTCOG has over 80 member governments made up of: counties, cities, school districts, community colleges, and special districts. HOTCOG was originally established in 1966 and serves a geographic area covering Bosque, Falls, Freestone, Hill, Limestone and McLennan counties.



City of Waco

Official website for the City of Waco.  Waco is the county seat of McLennan County.  It also offers some major attractions, five historic homes, seven recreational venues, and nine arts organizations staging theatrical and musical productions, as well as art exhibitions.




Greater Waco Chamber

Wacoans are constantly working to enhance the downtown and riverfront areas, which can be seen as new signature “extrados” bridges on Interstate 35 at the Brazos River welcome the more than 111,000 travelers passing through Waco daily. And plans are moving forward for hotels, residences, restaurants and shops along the Brazos riverwalk and on both sides of the river.





Ozone Modeling Report


Compressor Retrofit QAPP


Municipal Fleet QAPP


Photochemical Modeling QAPP


Waco Killeen Analysis