Civil Engineering

Portland Stormwater Management: BES, PSMM, and Why Your...

Reco Prianto, PE · April 02, 2026

Portland's BES and the PSMM require on-site stormwater management for ALL development. Here's what California engineers need to know before they submit.

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Reco Prianto, PE

Reco Prianto, PE

Principal · Calichi Design Group

Licensed PE in eight states. 25 years of site civil and dry utility design.

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