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WRS Uppsala´s
fields of activity
Constructed wetlands
Storm water
Leachate
Small-scale wastewater treatment
Sludge treatment

About the company

SwedEnviro library

WRS Uppsala AB
Ö. Ågatan 53
SE-753 22 Uppsala
SWEDEN
phone +46-18-17 45 40
fax +46-18-17 45 49
info@wrs.se


We are a part of SwedEnviro

 

 
Leachate
Selected references

Kvitten, municipality of Strängnäs

Overland flow pilot plant

2005-

 

Sävstaås, municipality of Bollnäs

Overland flow pilot plant

2004-

 

Korslöt, municipality of Trosa

Overland flow area

Qdim=20 000 m3/year
2003

 

Ulvberget, municipality of Hudiksvall

Pre-design, constructed wetland, 2003

 

Nibble land fill, municipality of

Upplands-Väsby

Pre-study and pre-design

2003

 

Hagby, municipality of Täby

Overland flow and denitrification ditch

Qdim=90 000 m3/year

2002 (photo)


 

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Leachate

In co-operation with our clients, WRS has developed a simple and robust method for local treatment of leachate called "pulsed overland flow". This technology has shown to be very area-efficient for the nitrification and oxygenization of leachate, and oxidation and adhesion of organic substances and metals also take place. When needed, overland flow can be combined with other treatment components, such as ponds for denitrification, energy crop irrigation for disposal, or adsorptive filters for the further reduction of metals.

Overland flow are and denitrification ditch, Hagby municipal waste facility, Stockholm.

We also perform investigations and evaluations, design control programs and assist in contacts with the supervising authorities.


For more information, contact Daniel Stråe, phone +46-(0)18-17 45 45.