Columbia County Courthouse

230 Strand Street, St. Helens, OR 97051 • Phone: (503) 397-7210 • Toll Free: (888) 397-7210

Columbia County

Drainage Improvement Districts

Only those districts that responded to our request for public contact information are shown here.

Beaver Improvement

  • Contact Person:  Angela Velke
  • Phone Number:  360-751-8778

Clatskanie Drainage District

  • Contact Person:  Angela Velke
  • Phone Number:  360-751-8778

Clatsop Improvement Co

  • Contact Person:  Angela Velke
  • Phone Number:  360-751-8778

Columbia County Drainage District #1

  • Mailing Address: 18330 NW Sauvie Island Rd, Portland, OR 97231
  • Contact Person: Mark Nebeker
  • Phone Number: 503-621-3488 ext 225
  • Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Deer Island Improvement

  • Contact Person:  David Williamson
  • Phone Number:  503-397-2141

John Drainage Improvement Company

  • Mailing Address: 20787 Johns District Road, Clatskanie, OR 97016
  • Contact Person: Marc Lever
  • Phone Number: 503-728-3677

Magruder Drainage Improvement Corp

  • Mailing Address: 15604 Luxford Road, Clatskanie, OR 97016
  • Contact Person: Art Johnson
  • Phone Number: 503-728-2548

Marshland Drainage Improvement Company

  • Mailing Address: 12589 Hwy 30, Clatskanie, OR 97016
  • Contact Person: Margaret Magruder
  • Phone Number: 503-728-2945
  • Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Midland Improvement

  • Contact Person:  Kit Strandberg
  • Phone Number:  971-533-7033

Rainier Drainage Improvement Company

  • Mailing Address: 75442 Fern Hill Road, Rainier, OR 97048
  • Contact Person: Martha Benson
  • Phone Number: 503-556-9750

Sauvie Island Drainage Improvement Co

  • Mailing Address: 34856 E Columbia Ave, Scappoose, OR 97056
  • Contact Person: Tim Couch, Manager
  • Phone Number: 503-621-3397
  • Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
  • Website: www.sidrainage.org

Scappoose Drainage Improvement Company

  • Mailing Address: 53466 E Honeyman Road, Scappoose, OR 97056
  • Contact Person: Karen Vaughan, Secretary
  • Phone Number: 971-409-1110
  • Email: This email address is being protected from spambots. You need JavaScript enabled to view it.

Westland Drainage Improvement Dristrict

  • Contact Person:  Angela Velke
  • Phone Number:  360-751-8778

Woodson Drainage Improvement District

  • Mailing Address: PO Box 1016, Clatskanie, OR 97016
  • Contact Person: Gerald Carver, Director
  • Phone Number: 360-751-1982