(ŏn′thə-sēn′, ôn′-)adj. Being at the site of an action or event: an on-the-scene reporter.Thesaurus
Adj.
1.
on-the-scene - at the scene of action; "an on-the-spot reporter"; "on-the-spot inspections"; "an on-the scene newscast"on-the-spoton-site - taking place or located at the site; "on-site inspection"