Report 340 by David Thorkildsen and Paul McElhaney | July 1992
- Report 340 - Model Refinement and Applications for the Edwards (Balcones Fault Zone) Aquifer in the San Antonio Region Texas (pdf - 8.01MB)
- Figure 1 (pdf - 2.70MB) - Location and Extent of the Edwards (Balcones Fault Zone) Aquifer in the San Antonio Region