Payette Lake
Valley County, Idaho5,075 acresView mapDirections
No nutrient or algae sampling on record from Idaho DEQ for this lake.
- Impaired · Mercury
- 392 ft max depth
- Public access
Payette Lake in Valley County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Maximum depth: 392.1 ft. Surface area: 5075 acres.
Payette Lake is a 5,075-acre lake in Valley County, Idaho with a maximum depth of 392 feet. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, IDEQ. Methodology: how these readings are compared.
What Payette Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Camping1 public campground nearby
- Deep water392.1 ft surveyed max depth
- Big water5,075 acres
Swimming conditions
No readingRecreation use not supported
Nutrient and algae readings are not a swimming clearance. Payette Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
Whether Payette Lake is safe to swim in today is a call for the Idaho Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Payette Lake
These are the measurements Idaho DEQ publishes for Payette Lake, 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 Payette Lake
Answers come straight from the public measurements and survey records on this page.
→ Payette Lake water level: the live USGS gauge reading
Lake Details
Max depth
392.1 ft
Surface area
5,075 acres
Shoreline
23.5 mi
Public access
Yes
Listed by Idaho DEQ
Recreation & Access
- Ponderosa State ParkPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Public campgrounds near Payette Lake
- Ponderosa State Park3.0 km
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
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Stays near Payette Lake
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Fishing Payette Lake
EPA Impairment Status
Payette Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
Source: EPA ATTAINS assessment unit ID17050123SW017L_0L · Official waterbody report
Nearby Lakes in Valley County
Frequently asked questions about Payette Lake
Where is Payette Lake?
- Payette Lake is a lake in Valley County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Payette Lake?
- Payette Lake in Valley County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Maximum depth: 392.1 ft. Surface area: 5075 acres.
Is Payette Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Payette Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Payette Lake?
- Payette Lake has a maximum depth of 392.1 feet. The lake covers 5075 acres.
Are there boat ramps on Payette Lake?
- Payette Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Ponderosa State Park. Public access is listed as yes.
Can I fish at Payette Lake?
- Payette Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Idaho's fish and wildlife agency, so check its current regulations before you go.
Are there campgrounds on Payette Lake?
- Payette Lake has 1 public campground from USGS The National Map within 5 km, including Ponderosa State Park. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
Measurements for Payette Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Named boat-access points from the USGS National Boat Ramps inventory
Public campgrounds from USGS The National Map Structures, within about 3 miles