We have an opportunity now that we have not had in the past 25 years to develop some comprehensive planning so that we can continue to enjoy the environmental amenities that make it so nice to live in Tucson. These species include not only the common one that we live with on a day to day basis, but also some of the rare species that most of us are not lucky enough to see (but still care about preserving).

This Technical Data notebook has been prepared for a Letter of Map Revision application for a portion of the Trails End Wash located in Pima County, Arizona. The objective of the TDN and LOMR submission is to provide regulatory discharge rates and floodplain limits along the Trails End Wash using better topographic, hydrologic, and hydraulic data.

This Technical Data notebook has been prepared for a Letter of Map Revision application for a portion of the Del Cerro Wash located in Pima County, Arizona. The objective of the TDN and LOMR submission is to provide regulatory discharge rates and floodplain limits along the wash using better topographic, hydrologic, and hydraulic data.

This Technical Data notebook has been prepared for the Casas Adobes Wash located in Pima County, Arizona. The objective of the TDN is to provide discharges and floodplain limits along the CSA using better topographic, hydrologic, and hydraulic data. This is a local study and has not been submitted to FEMA.