Application story

Sludge beds and bioponds. A change in odour.

Processing raw sludge and activated sludge at a wastewater treatment site.

Programme outcome

Started 14 May 2013 · odour observation: 2–4 days

Odour across the main site · observations during the first 2–4 days

Odour across the main siteOdour became almost imperceptibleWithin 2–4 days of treatment starting in May 2013. Odour persisted in the wastewater receiving area.

Initial situation

The sludge bed received raw and activated sludge. The programme addressed accumulated organic matter and biological treatment.

Actions taken

Application began on 14 May 2013. The site and its facilities were photographed in May and June.

Application results

According to observations reported by the company, odour across the main site became almost imperceptible within 2–4 days. It remained noticeable in the wastewater receiving area.

Site and period

Within 2–4 days, odour was almost imperceptible across the main site; it remained noticeable in the wastewater receiving area. The photographs show facility conditions in May and June 2013.

Site photographs

Facilities during the programme · June 2013

Documentary basis

RASTR publication dated 16 June 2013 and photographs from the same programme. This is a separate facility from the historical 2012–2013 wastewater case.

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