You might want to try The Rift by Walter Jon Williams:


From Library Journal
A devastating earthquake strikes the American heartland along the New Madrid faultline, destroying homes, severing communications, and changing the course of the Mississippi River. As the inhabitants of cities from Missouri to Louisiana seek to recover from the catastrophe, the earth continues to shudder, and with it comes a breakdown in the lives of the survivors.

or The Wild Shore : Three Californias by Kim Stanley Robinson. Takes place in orange county.2047: For the small Pacific Coast community of San Onofre, life in the aftermath of a devastating nuclear attack is a matter of survival, a day-to-day struggle to stay alive.

Hello Marcella, your suggestion sound good, I looked up your book. Did you know there is a sequel to Parable of the Sower called Parable of the Talents. here is the link:

www.amazon.com/exec/obido...049-0352611