Brian S. Mast, JD

Brian S. Mast, JD

Brian S. Mast, JD

Brian Mast is the Deputy Director, Government Affairs and has been with the River Authority since the fall of 2007. His leadership includes developing, coordinating and implementing the River Authority’s local, state and federal legislative agendas and initiatives. He co-led the Westside Creek Ecosystem Restoration Feasibility Study, worked with the City of San Antonio to have San Antonio designated as the 19 th community in the EPA Urban Waters Federal Partnership and frequently works with the Texas Commission on Environmental Quality, Federal Emergency Management Agency, US Army Corps of Engineers and other federal and state agencies to advance the River Authority’s goals.

Brian received his B.A. from the University of Incarnate Word majoring in English and Philosophy. He served as a member of the first-ever group of U.S. Peace Corps Volunteers in independent Bangladesh. Following his Peace Corps service he attended Vermont Law School earning his Juris Doctorate and Master of Studies in Environmental Law.

Brian enjoys spending time in the mountains with his wife and daughter.


Riverfront Parkway – Acequia Lift Station

Thursday, June 20 – Sunday, June 23, Riverfront Parkway is partially closed. Expect delays in traffic due to construction work. We apologize for any inconvenience.

San Pedro Creek: Rains from the Heavens

The Rains from the Heavens water wall at San Pedro Creek will be shut off due to maintenance Tuesday, June 18th. There will also be some road closures that day, so please be mindful if you are in this area. We apologize for the inconvenience.

Acequia Trail Notice

The Acequia trail will have heavy traffic near MROC starting May 22nd until further notice. The SAWS Acequia project will be bringing in crews to work on the lift station site and across the street. There will have flaggers to stop traffic, please use caution. 

SASPAMCO Paddling Trail

The SASPAMCO paddling trail is open from River Crossing Park to Helton Nature Park.
*Please Note: Paddling Trail from Helton Nature Park to HWY 97 is still closed due to blockages. 

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