Hi, Jim:  Here’s the projection for the tracts shape file:

Geographic Coordinate System:             GCS_North_American_1983

Datum:              D_North_American_1983

Prime Meridian:             Greenwich

Angular Unit:   Degree

Nancy Gemignani

California State Census Data Center

Demographic Research Unit

(916) 327-0103 ext 2550

From: ctpp-news-bounces@chrispy.net [mailto:ctpp-news-bounces@chrispy.net] On Behalf Of Jim Schoeffling
Sent: Thursday, November 10, 2011 4:23 PM
To: ctpp-news@chrispy.net
Subject: RE: [CTPP] PUMAs

Can someone provide me with the projection or the coordinate system for the Census polygon files at this late in the day?  Must reproject something.  Cant find on web site