Creek IL

Dillon Creek

Illinois • 40.5285, -89.5258

Reviewed mapped path Updated Dec 30, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

18 mi

29 km

Elevation

741′ → 497′

244 ft drop

Stream Order

Large River

Slope

0.26%

13.5 ft/mi

Drainage

37 mi²

95 km²

Avg Flow

-- cfs

1.4 mph velocity

Path to Mouth

1,383 mi

2,226 km to ocean

Classification

Tributary

Mid-reach

Elevation Profile

Water Quality

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

Loading the interactive map…

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

Rain Radar