🔍
1
📍 Pour point
2
⬇ Load DEM
3
Contours
Channels
Arrows
ch:
150
ctr:
1ft
4
▶ Delineate
✕ Reset
🎨 C Values
📄 Report
📝 Report (Word)
❓ Help
100-yr
50-yr
25-yr
2-10-yr
C=—
🖌 Paint
⌫ Erase
⊞ Select All
✕ Clear
SI
Area (ac)
—
Flow path (ft)
—
Elev drop (ft)
—
Watershed Tool // USGS 3DEP
① Place pour point on outfall
② Load USGS 3DEP GeoTIFF (real float32)
③ Condition DEM + define streams
④ Snap pour point + delineate
⑤ Compute statistics
Click
Pour point
then click your outfall on the map
Small channel
Stream reach
Main channel
Watershed
Divide boundary
Longest flow path
Contour lines
Step 1 — Click
Pour point
, then click your outfall on the map.