River ID

Phyllis Slough

Idaho • 43.6716, -116.4846

Hydrography profile Updated Dec 30, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

4 mi

7 km

Elevation

2,511′ → 2,453′

58 ft drop

Stream Order

Headwater

Slope

0.26%

13.7 ft/mi

Drainage

2,748 mi²

7,117 km²

Avg Flow

-- cfs

0.5 mph velocity

Path to Mouth

758 mi

1,219 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