This conservation plan is the coming together and the coalition of a lot of issues that had the opportunity to germinate into what it is today, partly a Multi-Species Habitat Conservation Plan. A part of it is just a general conservation plan of many planning elements that the County has been involved in over a number of years.

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