River ID

Lemp Canal

Idaho • 43.6473, -116.4253

Reviewed mapped path Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

5 mi

7 km

Elevation

2,604′ → 2,528′

76 ft drop

Stream Order

Major River

Slope

0.31%

16.5 ft/mi

Drainage

2,659 mi²

6,887 km²

Avg Flow

-- cfs

2.8 mph velocity

Path to Mouth

764 mi

1,229 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

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Data from USGS & NOAA for informational purposes only. Read source and safety notes

Rain Radar