Hydrology

A collection of Irucka Embry's miscellaneous functions (Engineering Economics, Civil & Environmental/Water Resources Engineering, Geometry, Statistics, GNU Octave length functions, Trigonometric functions in degrees, etc.).

Irucka Embry's miscellaneous USGS data collection

A GRASS GIS module for identifying culverts, bridges and the like in LIDAR terrain models: https://invafish.gitlab.io/r.stream.culvert/

A GRASS GIS module for carving through man made barriers in stream networks that often are present in LiDAR based DEMs: https://invafish.gitlab.io/r.stream.carve/

A GRASS GIS module that snaps vector points to stream raster maps https://invafish.gitlab.io/r.stream.snap_simple