1. Water-level altitudes 1995, water-level changes 1977-95 and 1994-95, and compaction 1973-94 in the Chicot and Evangeline aquifers, Houston-Galveston region, Texas [microform] Yale Public content 1995. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Open-file reports Section. English. Public. Texas, Houston Region, and Galveston Region.