Role and Importance of Defence Establishment Orchard Hills
The Defence Establishment Orchard Hills (DEOH) stands as a vital component of the Australian Defence Force infrastructure, particularly in relation to the Royal Australian Air Force. Situated in Orchard Hills, in the western suburbs of Sydney, New South Wales, this tri-service munitions storage base plays a crucial role in the storage, maintenance, and distribution of explosive ordnance, which includes bombs, bullets, missiles, and other military explosives.
Strategic Significance
DEOH's strategic importance is underscored by its capacity to support the operational readiness of the Australian Defence Forces. The facility ensures that explosive ordnance is securely stored and maintained to the highest standards, allowing the Royal Australian Navy, Royal Australian Air Force, and Australian Army to conduct operations both domestically and internationally. This capability is essential for national defense and contributes to the broader security of the Commonwealth of Australia.
Environmental Role
In addition to its military functions, DEOH plays a significant environmental role. During the planning and construction of the Western Sydney Airport, also known as the Nancy Bird-Walton Airport, DEOH was designated as an environmental offset. This decision was made to compensate for the ecological impact of clearing woodland for the airport's development. Over 900 hectares of DEOH land has been set aside to preserve the critically endangered Cumberland Plain Woodland, a unique ecosystem endemic to the Western Sydney region.
Ecological Importance
The inclusion of DEOH as an environmental offset highlights its ecological importance. The Cumberland Plain Woodland is a protected habitat, home to diverse flora and fauna, some of which are threatened or endangered. By preserving a large area of this woodland, DEOH contributes to biodiversity conservation in the region, balancing its defense responsibilities with environmental stewardship.