The Black Mountain site in Canberra has a number of sewer lines that
join the city's sewerage system. From the central areas, these lines
join the city's system to the east and from the northern areas the
lines run to the north. A lengthy section of sewer line exists in
the undeveloped southern part of the Gardens and joins one in the
The sewage outfall from the Research Laboratory is filtered and
decontaminated in accordance with approved health and environmental
At the Jervis Bay site, sewage is collected in septic tanks, which
are pumped out on a regular basis by a contractor.
The objective is to provide for appropriate sewage disposal from the
Existing sewerage lines in Canberra will be maintained and planning
for any further sewage disposal will be incorporated in any new
developments. At Jervis Bay the potential to replace the septic tank
system with composting toilets will be examined.