fiadb.volume

Net merchantable bole wood volume of live trees for a state — a design-based FIA population estimate with its sampling error — optionally grouped, in imperial or SI units. A friendly wrapper over the FIADB-API: no attribute or evaluation codes required.

Kind: standard
Network: yes

Inputs🔗

Name	Type	Description
`state`	string	Two-letter state/territory code (e.g. `ME`) or numeric FIPS.
`year`	string	Inventory year. Leave blank to use the most recent evaluation for the state; the resolved evaluation is written to the logs.
`group_by`	string	Grouping dimension: `none` (default), `county`, `state`, `ownership`, or `forest_type`.
`land_basis`	string	Land basis: `forest` (default) or `timberland`.
`units`	string	Units: `imperial` (cubic feet, default) or `si` (cubic meters).

Outputs🔗

Name	Type	Description
`estimates`	file (CSV)	Tidy CSV: optional group column followed by `ESTIMATE, VARIANCE, SE, SE_PERCENT, PLOT_COUNT`.

Example🔗

- id: 01890000-0000-0000-0000-000000000201
  name: fiadb.volume
  args:
    state: "ME"
    year: ""
    group_by: "county"
    land_basis: ""
    units: "si"