| 1. Property register | 2. Soil boring | 3. Soil characteristics | 5. Aquifer | 6. Well | 7. Hydraulic head | 8. Hydraulic parameters | 9. Water quality |
| ID | ID | ID | ID | ID | ID | ID | ID |
| name | Date | item 2 ID | Name | item 2 ID | item 2 ID | item 2 ID | item 2 ID |
| address | geographic location and elevation | Date | description | Date | Date | Date | Date |
| geographic location | item 1 ID | collection method | HGU | drill and installation diameter | water level and hydraulic head | type of test | collection method |
| site history | depth interval | depth interval | data source | depth | free phase presence | result | parameter |
| pollutant classification | lithological unit | Item 5 HGU | coments | screen, casing and seal depth interval | data source | method of test and interpretation | result |
| historical use or activities related to COC | texture description | density, organic matter content, moisture | - | top of casing elevation | coments | data source | data source |
| data source | granulometry | grain size proportion and others | - | well use | - | coments | coments |
| coments | item 5 HGU | total and effective porosity | - | current status | - | - | - |
| - | type (soil boring, well etc.) | chemical data | - | item 5 ID | - | - | - |
| - | data source | data source | - | data source | - | - | - |
| - | coments | coments | - | coments | - | - | - |