Shaw Reservoir
Union County, Oregon47 acresView mapDirections
No nutrient or algae sampling on record from Oregon DEQ for this lake.
Shaw Reservoir in Union County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 47 acres.
Shaw Reservoir is a 47-acre lake in Union County, Oregon.
Source: EPA Water Quality Portal sampling records, Oregon DEQ. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Shaw Reservoir is safe to swim in today is a call for the Oregon Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Shaw Reservoir
These are the measurements Oregon DEQ publishes for Shaw Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Shaw Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
47 acres
Shoreline
1.5 mi
No bathymetric survey has been published for Shaw Reservoir, so its depth is not documented here.
Stays via Stay22
Stays near Shaw Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Shaw Reservoir in Union County, Oregon — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
Top-rated places to stay near Shaw Reservoir
Prices for Oct 16–18, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Oregon’s top lakes →
Follow Shaw Reservoir’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Shaw Reservoir
Nearby Lakes in Union County
Frequently asked questions about Shaw Reservoir
Where is Shaw Reservoir?
- Shaw Reservoir is a lake in Union County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.
What is the water quality of Shaw Reservoir?
- Shaw Reservoir in Union County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 47 acres.
Is Shaw Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Shaw Reservoir across LakeQuality
More lakes in Oregon
Other Lakes in Oregon
Where this data comes from
Measurements for Shaw Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.