ACT Fire & Rescue has quarantined a data centre room within 51 Allara Street, Civic.
At approximately 4:15pm, firefighters responded to the report of an unknown substance and isolated occupants from the effected area as a precaution. HAZMAT crews are undertaking assessment using specialised equipment.
The community is advised to avoid the area whilst emergency services are on scene. No road closures are in place at this time.
WorkSafe ACT has been notified and are attending the site.