Lower Rio Grande ValleyGroundwater Transport ModelThis map shows the extent and location of the Lower Rio Grande Valley Groundwater Transport Model.

In 2015 the Texas Water Development Board (TWDB) contracted with GSI Environmental, Inc., Environmental Simulations, Inc., and Errol L. Montgomery & Associates, Inc. to develop a groundwater transport model of the Lower Rio Grande Valley of Texas.

The final model report and associated deliverables will be available in November 2017.

Stakeholder Advisory Forums (SAF)

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ID Date Location
SAF 1 11/4/2015 Weslaco, Texas
SAF 2 7/13/2016 Weslaco, Texas
SAF 3 2/8/2017 Weslaco, Texas
SAF 4 7/12/2017 Weslaco, Texas