Sewage Treatment Plants
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The real alternative
The BIODIGESTER sewage treatment plant is designed to produce an effluent quality of :-
Average test results in the USA were 5mg/l BOD and 8mg/l Suspended Solids. The tank has also been tested to the requirements of EN 12566-3 and carries a CE mark. See our Certifications page.
More stringent effluent qualities may also be catered for.
The effluent can be discharged to a watercourse or via a soakaway, subject to approval.
BIODIGESTER effluent quality is similar to that required for a major treatment works.
*BOD = Biochemical Oxygen Demand measured over 5 days
Ammoniacal Nitrogen (as N)
By Comparison a
septic tank produces
a BOD* of 400mg/l