Oregon / Diamond Lake /

South Shore Boating Site

Boat ramp · on Diamond Lake · near Diamond Lake · Oregon

Algal bloom precaution

Oregon Health Authority has a harmful algae precaution for this water (August 21, 2026). Precaution issued due to visible bloom (see image below). Avoid contact with discoloured water or scum, and keep pets and children out of it.

Oregon Health Authority · checked October 18, 2026

Past algal blooms

Harmful algal blooms reported on this water (state reports compiled by U.S. EPA): 2026.

state reports compiled by U.S. EPA · checked October 18, 2026

Open per USDA Forest Service recreation sites (boating)'s data, checked October 16, 2026. Seasonal gates, low water and storms are not always posted; check before you tow.

At the launch

Type
Boat ramp
Fee
Fee charged
Ramp lanes
2
Restrooms
Flush toilet(s)
Hours
Day use only; no overnight camping allowed
Managed by
Diamond Lake Ranger District
Website
fs.usda.gov
Coordinates
43.13688, -122.14399

Directions (Google) Apple Maps

Boating rules

  • 10 mph limit (entire lake) · all of Diamond Lake rule

From the boating rules map of Oregon State Marine Board (rules zones joined to our waters and launches; not endorsed by OSMB), read October 18, 2026. A map of rules is a guide: the regulation's text and the posted signs govern.

Conditions

Lake level

Latest reading loads here; without it, see the USGS page below.

USGS gauge DIAMOND LAKE NEAR DIAMOND LAKE, OR, 3.5 mi from this launch on Diamond Lake: lake level, a reading every 15 minutes. Readings and history at USGS.

On Diamond Lake

Lake in Oregon. All launches on Diamond Lake.

Community

Where people who use Diamond Lake talk about it.

Nearby launches

Sources

Why it is listed as public: listed by Oregon State Marine Board Boating Access Sites and USDA Forest Service recreation sites (boating). Something wrong, or is this launch private? Send a correction; it goes to a person.