How a commercial port cut stormwater pollution by over 75%

Municipal and Industrial Stormwater

Situation

Pasaia, in northern Spain, is a busy commercial port and a key link in the supply chain for iron, steel and automobiles.

Image © Samu

Problem

Like any port, Pasaia suffers from pollution, particularly that conveyed by surface water.

Problem

Surface water pollutants flow from the port into the estuary of the Oiartzunriver.

Solution

Urgarbi proposed a solution: Analyse the stormwater Test treatment devices Conceptualise a stormwater

treatment solution

Solution

Urgarbi conducted analysis of stormwater discharges into the estuary over a period of more than eight months.

Solution

The stormwater contained suspended solids and environmentally damaging metals such as iron, zinc and lead.

Solution

Urgarbi passed the stormwater through mobile Downstream Defender® and Up-Flo® Filter stormwater treatment units

Outcome

The stormwater treatment units reduced pollution in stormwaterdischarge by between 78% and 90%.

Influent Effluent> Influent Effluent> Influent Effluent>

TSS

85%

553mg/L

Test results

Iron Lead Zinc

83mg/L

58.2μg/L

5.8μg/L

83%

589mg/L

90%

100mg/L

3.3mg/L

78%

0.7mg/L

Summary

Real-world testing proved that the Downstream Defender® and Up-Flo® Filter systems effectively capture stormwater pollution – protecting the environment even in challenging industrial areas.

Find out more

Visit the Downstream Defender® product page

Visit the Up-Flo® Filter product page

Visit urgarbi.euUrgarbi are our distribution partner in Spain

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