Settling and Separation Tank for Storm Water

Storm water treatment system

Size of particles to control: from very fine sand to very coarse sand (100 microns and over). It helps to effectively eliminate Total Suspended Solids (TSS).


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Settling and Separation Tank for Storm Water

Technical Documents

Advantages and Benefits

  • An economical solution in a range of diameters up to 1500 mm (60 in). Larger diameter settling and separation tanks are available on request.
  • An ideal solution for removing sand particles.
  • Simple system without interior moving parts.
  • The storm water settling tank is made from durable, lightweight and corrosion-resistant high density polyethylene (HDPE).
  • Monolithic solution up to 12 m (40 ft) in length.
  • This system eliminates work in confined spaces.

More Information

Inspection and maintenance: inspection and maintenance are performed from the surface, using two chimneys that provide access to the sediments deposited upstream from the first plate and the oils and floating debris retained in the second compartment. Work in confined spaces is not required.

Pipe connections: Soleno offers dependable connections, compatible with all materials usually used for construction of storm water sewers (HDPE, PVC, concrete and CSP).


Separation by settling: gravity is used to separate suspended solids and oils.

Treatment capacity: Soleno’s settling tank treats up to 550l/s (145 gallons/sec) and helps eliminate sediments and suspended solids greater than 100 microns.

Installation: quick and easy, providing significant savings in project costs. Withstands CL-625, H-25 and HS-25 loads. Its size reduces excavation costs. Lightweight and durable construction.


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