• South Scappoose Creek Restoration

    Project Details Over time, conditions of the South Scappoose Creek have changed due to a number of natural factors. Some of these factors include erosion, stream channels being confined or cut off from the creek, changes to the stream bed itself, and an increase of invasive plant species along the

  • Dart Creek Fish Passage

    Dart Creek is tributary of Milton Creek which contains 17.8 miles of stream corridor and 6.6 miles within five tributary corridors that are utilized by Coho salmon. Milton Creek drains 33.7 sq. miles of Columbia County before entering into Scappoose Bay and the Multnomah Channel at the channel’s confluence with

  • Springlake Community Pond Restoration

    During this project, the council worked with a homeowner community to improve the riparian area of a local pond and create enhanced wildlife habitat for the western painted turtle, yellow warbler, amphibians, and other songbirds and waterfowl. This project addressed water quality, pond bank erosion, invasive species, and fragmented habitat

  • Milton Creek Large Woody Debris Restoration

    The Council worked with two local contractors and the City to fall over 300 pieces of large wood into the stream along 3 miles. The wood pieces were placed in a cross-stacked form that works to pin the logs in place and prevent downstream movement. Smaller wood is added to

  • Living on the Water

    Written by the Scappoose Bay Watershed Council and West Multnomah Soil & Water Conservation District, the guide provides information on safety issues, minimizing impacts to water quality, vegetation and wildlife around floating homes, and provides links to numerous additional resources. A copy of the document can be found here: “A

  • Milton Creek Riparian Restoration

    The project included removing reed canary grass and other invasives along the riparian area, and plating nearly 15,000 native trees and shrubs. A seasonal tributary to Milton Creek was also improved by fencing-off and planting 1000 feet of creek to exclude cattle and reduce sedimentation and elevated temperatures in waters that flow directly

  • Scappoose Confluence

    The Council worked with two landowners to enhance conditions at the North and South Scappoose Confluence, where the creeks had been channelized over time. The project included installation of several large wood structures that have worked over the past few years to establish new backwater and off-channel habitat. Additional work

  • Hogan Ranch

    Water quality monitoring was done to understand the seasonal and yearly changes in water chemistry and depth on three Hogan Ranch ponds and creeks flowing into them. Significant results include a decrease in E.coli levels during the restoration project. Vegetation studies showed changes in plant compositions, including increases in wapato

  • Nob Hill Nature Park

    It is located at the south ends of 3rd and 4th streets near historic downtown St. Helens.  It can also be accessed from Plymouth St., right across from the water treatment facility (451 Plymouth Street). The unique hydrology and topography of the site make it home to a diverse array of

  • Fish Passage Corrections

    FIsh passage corrections have been based primarily on the Comprehensive Assessment of Fish Passage Barriers in the Scappoose Bay Watershed (May 2001), as well as landowner interest and financial considerations. The comprehensive barrier assessment describes how barriers have a significant cumulative impact on fish habitat on most streams in the watershed, and used