This is a multicomponent, stratified residential site on the Illinois River floodplain and an adjacent colluvial fan. The site is located 2 km south-southeast of Valley City in Pike County, Illinois (Liu et al. 1992).
| ID | Otro ID | Tipo | Subtipo | Promedio de la Fecha de Radiocarbono | Desviación Estándar (años) | Fecha Calibrada Media | Fecha Calibrada Menor | Fecha Calibrada Superior | δ13C | Contaminada? |
|---|---|---|---|---|---|---|---|---|---|---|
| 639 | NSRL-301 | MacroSample | cúpula | 0 | 300 | 227 | 625 | 0 | No |