Environment and Water i Örnsköldsvik AB procures disposal of sewage sludge
- (digested sludge, fraction 1) from wastewater treatment plants. The assignment covers approximately 3000 tonnes/year.
- (untreated sludge, fraction 2) from precipitation ponds. Settled for a long time in ponds, clearing / debris is removed via septic tanks. The assignment covers about 1000 tonnes/year.
- (untreated sludge, fraction 3) from sludge lagoons. Collected three-chamber well sludge. The assignment covers about 1000 tonnes/year.
disposal of sewage sludge (digested sludge, fraction 1) from treatment plants;Care of sewage sludge
disposal of sewage sludge (untreated sludge, fraction 2) from trap ponds;Care of sewage sludge
disposal of sewage sludge (untreated sludge, fraction 3) from sludge lagoons;Care of sewage sludge