Knowledge of the regional sand distribution and its relationship to formation temperature and pressure is a preliminary step in evaluating the geothermal resources of the Frio Formation.

Cracked pavements, undulating road surfaces, broken curbs, stairstep fractures of brick and stone building walls, and tilted power poles are common occurrences in areas underlain by cracking, expansive clay soils of the Vertisol order.

Historical monitoring between Sabine Pass and Bolivar Roads records the nature and magnitude of changes in position of the shoreline and vegetation line and provides insight into the factors affecting those changes.

The public tends to dismiss floods as somewhat unreal catastrophes or occasional inconveniences that usually affect others.