Overview Soil was collected from park close to University of Houston-Main Campus Date of Collection Sat, 10 Feb 2018 Semester of Collection Spring 2018 Results Number of Colonies of Paraoxon 0 Number of Colonies of Methyl Parathion 0 Sample Result Classification Non-Cataloged Sample with NEGATIVE Paraoxon NEGATIVE Methyl Parathion Research References Cataloged No Location Geolocation for Sample 29.711641, -95.341666 Location Name MacGregor Park Location Country US