Undetermined Cause

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Wildfire Knowledge Graph · Fire Investigation

Working definition

A cause status used when available evidence is insufficient to support one specific ignition cause to the required standard.

In plain language

A cause status used when available evidence is insufficient to support one specific ignition cause to the required standard.

Why it matters

Undetermined Cause is useful because it separates one specific part of wildfire behaviour, exposure, operations or evidence from nearby concepts that can otherwise be mixed together.

Primary terminology sourceSearch official NWCG glossary ↗

Tecnobosque explanation reviewed 12 September 2026. Source definitions are authoritative within their stated jurisdiction; the explanatory text above is an independent technical synthesis.