Blog: Raising Shasta Dam is an even worse idea than we knew
Reclamation has identified a significant seismic risk problem at Shasta Dam that may preclude the enlargement of Shasta Dam in a safe manner. … In addition … modeling disclosed by Reclamation to NRDC (see last page of this link) indicates that enlarging Shasta Dam would reduce the water supply for State Water Project contractors by an average of 14,000 acre feet per year.