Sandy Drainage Improvement Company

Acres 1550
Landowners 96
Pump Stations 1
Miles of Levee 3.5
Miles of Ditches and Streams 8

Sandy Drainage Improvement Company was established in 1917. SDIC has many small and medium sized businesses, public land, and undeveloped vacant land. Major properties include the Troutdale Airport and Nacco Materials Handling Group. The district lies within the jurisdictions of the City of Fairview and the City of Troutdale.

If you would like to learn about SDIC’s board members, check out our Board Members page.

Key Materials
 SDIC FY 2017-2018 Auditor’s Report

SDIC FY 2018-19 Approved Budget

SDIC FY 2018-19 Budget Narrative–  This narrative explains the key items from the budget. It includes the district mission and overview, key issues facing the district, key items from the budget presented with pie charts, the accreditation budget, and assessment methodology.

If you would like to access past board meeting minutes and agendas, go to our Meeting Materials page.


SDIC is largely funded by landowners within the Districts who pay an annual assessment fee to support SDIC operations and floodplain management. If you received a letter about an assessment miscalculation in 2017-18 fiscal year, please visit our Frequently Asked Questions page for more information, or call 503-290-3569.

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