http://texaswater.tamu.edu/water-law http://texaswater.tamu.edu/water-law http://texaswater.tamu.edu/water-law http://texaswater.tamu.edu/water-law http://texaswater.tamu.edu/water-law law of the biggest pump: http://texaswater.tamu.edu/water-law Rule of Capture Rule of Capture "Texas water law"