Are you doing a project in the OLWS service area? OLWS has the authority to issue three main types of permits:

Provide guidance on both designing and construction of sanitary sewer, surface water, and water facilities. This document is separated into Divisions…

A watershed is a land area that channels rainfall and snow melt to creeks, streams, and rivers, and eventually to outflow points such as catch basins…

Surface water development standards are regulations for locating, designing, constructing, and maintaining stormwater facilities, applicable to…