Where is Dexter Reservoir?

Dexter Reservoir is a lake in Lane County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.

Are there boat ramps on Dexter Reservoir?

Dexter Reservoir has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Dexter State Park, Lowell Park. Public access is listed as yes.

Can I fish at Dexter Reservoir?

Dexter Reservoir has 2 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Oregon's fish and wildlife agency, so check its current regulations before you go.

Dexter Reservoir

Lane County, Oregon884 acresView map Directions

No nutrient or algae sampling on record from Oregon DEQ for this lake.

Area

884 acres

Surface area

Shoreline

8.1 mi

Measured length

Impaired · Algal growth
Public access

See the measurements Directions Where to stay

Dexter Reservoir in Lane County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 884 acres.

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Dexter Reservoir is a 884-acre lake in Lane County, Oregon. Limited fish-species data available. Public access is available with 2 public boat landings.

Source: EPA Water Quality Portal sampling records, Oregon DEQ. Methodology: how these readings are compared.

What Dexter Reservoir is good for

From access and monitoring records, not editorial picks.

Boat launch2 documented ramps

Swimming conditions

No reading

Recreation use not supported

Nutrient and algae readings are not a swimming clearance. Dexter Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.

Whether Dexter 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.

Get alerts for Dexter Reservoir →

Water quality measurements for Dexter Reservoir

These are the measurements Oregon DEQ publishes for Dexter 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 Dexter Reservoir

Answers come straight from the public measurements and survey records on this page.

→ Dexter Reservoir water level: the live USGS gauge reading

Lake Details

Surface area

884 acres

Shoreline

8.1 mi

Public access

Yes

Listed by Oregon DEQ

No bathymetric survey has been published for Dexter Reservoir, so its depth is not documented here.

Recreation & Access

Boat Landings

Yes

Public Access

Dexter State ParkPublic
Lowell ParkPublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near Dexter Reservoir

Compare lakeside cabins, hotels, and vacation rentals near Dexter Reservoir in Lane 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 Dexter Reservoir

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Fishing Dexter Reservoir

→ Dexter Reservoir fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Dexter Reservoir is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Algal growth

Designated uses not supporting: Drinking water, Fish consumption, Recreation, Other.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit OR_LK_1709000107_02_100699 · Official waterbody report

Nearby Lakes in Lane County

Fall Creek Lake3.7 miView →Lookout Point Lake7.4 miView →Walterville Reservoir10.6 miView →Dorena Lake11.6 miView →Cottage Grove Lake20.6 miView →Hills Creek Lake25.7 miView →

Frequently asked questions about Dexter Reservoir

Where is Dexter Reservoir?: Dexter Reservoir is a lake in Lane County, Oregon. Its water-quality measurements are published by Oregon DEQ and shown on this page as reported.
What is the water quality of Dexter Reservoir?: Dexter Reservoir in Lane County, Oregon has water-quality measurements published by Oregon DEQ, shown here as reported. Surface area: 884 acres.
Is Dexter Reservoir safe to swim in?: Nutrient and algae readings are not a swimming clearance. Dexter Reservoir is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth. Check local advisories before you swim.
Are there boat ramps on Dexter Reservoir?: Dexter Reservoir has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Dexter State Park, Lowell Park. Public access is listed as yes.
Can I fish at Dexter Reservoir?: Dexter Reservoir has 2 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Oregon's fish and wildlife agency, so check its current regulations before you go.