The Portable Document Format (PDF) file, C-REPORT.PDF, contains scanned images of the contractor's report on the logistics and processing of the airborne time domain electromagnetic survey for the Cochit Pueblo, Rio Puerco and Rio Rancho survey flights in Bernalillo, Sandoval, and Santa Fe counties, New Mexico. The PDF file, USGS-OFR.PDF, contains descriptions of the survey goals and of the resulting maps and cross section images on this CDROM.