[Glenn Jarvis, Esq. | Home Glenn Jarvis, Esq., has more than 40 years of experience in the field of water law. He is a recognized authority in the law of the Rio Grande, surface water law in general, and special issues of western water law. This site shares Mr. Jarvis' substantial first-hand knowledge of and experience in helping shape the principles and policies that underlie modern water law and their implementation in Texas and other western states.]