Contents: Data from Excavation Level Forms
Primary Key: Site + Featnum + Unit + Stratum + Lev
Parent Table: None
Columns:
| Name | Type | Size | Contents | Value |
| SITE | NUMBER | Integer | ASM site number | |
| FEATNUM | NUMBER | 10,3 | Feature number | |
| UNIT | NUMBER | Integer | Unit number feature is found in | |
| STRATUM | VARCHAR | 4 | Natural or cultural stratum | PROV_ARTCLASS_RCD |
| LEV | NUMBER | Integer | Level within stratum | |
| FEACODE | NUMBER | Integer | Feature classification | FGEN_FEACODE_RCD |
| SCRNTYPE | NUMBER | Integer | How feature was screened | LEVEL_SCRNTYPE_RCD |
| AREA | NUMBER | 10,3 | Unit area | |
| AVTHICK | NUMBER | Integer | Average thickness of level | |
| RVFREQ | NUMBER | Integer | Number of reconstructible vessels in the level | |
| GSFREQ | NUMBER | Integer | Number of whole manos and metates in level | |
| SHLFREQ | NUMBER | Integer | Number of pieces of shell in level (not counting mother of pearl) | |
| ABONFREQ | NUMBER | Integer | Number of pieces of animal bone in level | LEVEL_ABONFREQ_RCD |
| BURN | NUMBER | Integer | Burning interpretation of level coding index | FGEN_BURN_RCD |
| DISTURB | NUMBER | Integer | Estimated percentage of disturbance in level | LEVEL_DISTURB_RCD |
| ROCKFALL | NUMBER | Integer | Estimated percentage of rock wall fall in level | LEVEL_ROCKFALL_RCD |
| PHASE | NUMBER | Integer | Project phase |