Leyland WWTW had undergone modification to its sludge plant. This included new storage vessels and upgrades to the associated process plant.
WWTW site requiring odour control for the screened sludge storage tank, thickened sludge storage tank, liquor pumping station and 2 off drum thickeners.
Design, manufacture, supply, install, test and commission a turnkey biological odour control system. A two stage system the first stage comprising 1 off vessel containing moistened lava rock media, to eliminate the majority of the H2S, with the second stage a dry activated carbon polishing filter to remove the remainder.
Successful reduction in odour units to below the agreed 500 OU/m3 at outlet.
Flow Rate: 3537 m3/hr
Odour Challenge – In: 11ppm H2S and other odours
Odour Challenge – Out: 98% odour removal of H2S and <500 OU/m3