USWaterLevels

Columbia Slough At Portland, Or Water Level

Updated: Jun 04, 2026 Lake Oregon

Current Elevation

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Map & Location

GPS: 45.63900515°N, -99.99999999°W

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Frequently Asked Questions

Where is Columbia Slough At Portland, Or located?
Columbia Slough At Portland, Or is a Lake located in Oregon. The exact GPS coordinates are 45.63900515°N, -99.99999999°W. You can use these coordinates to get driving directions via Google Maps.
What is the current flow rate at Columbia Slough At Portland, Or?
The most recent discharge measurement at Columbia Slough At Portland, Or is 110 cubic feet per second (cfs). This data is provided by USGS and is updated daily.
Is it safe to swim or boat at Columbia Slough At Portland, Or?
Safety conditions at Columbia Slough At Portland, Or depend on current water levels, flow rates, temperature, and weather. Always check the latest data on this page before planning any water activities. We recommend checking local advisories and weather forecasts for the most up-to-date safety information.
Is Columbia Slough At Portland, Or good for fishing?
Columbia Slough At Portland, Or in Oregon is a popular destination for anglers. Check current water temperature and flow conditions on this page to plan your fishing trip. Always verify you have the appropriate state fishing license.

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Location Details

  • State: Oregon
  • Type: Lake
  • Data Source: USGS
  • Site Code: 14211820