| *** Supplementary Characterization Data *** |
| Pedon ID: S1957CA013003 | ( Contra Costa, California ) | Print Date: Oct 29 2026 9:07PM |
| Sampled as on May 30, 1957: | Piper ; Coarse-loamy, mixed, calcareous, thermic Aeric Halaquepts |
| Revised to correlated on Mar 16, 2016: | Piper ; Mixed, calcareous, thermic Aquic Xeropsamments |
| United States Department of Agriculture | ||||
| SSL | - | Project | NL40001 SSIR SAMPLES | Soil Conservation Service |
| - | Site ID | S1957CA013003 Lat: 37° 59' 51.99" north Long: 121° 36' 26.99" west MLRA: 17 | Riverside Soil Survey Laboratory | |
| - | Pedon No. | 40A2978 | Soil Laboratory | |
| - | General Methods 1B1A, 2A1, 2B | Riverside, California | ||