Critically, there’s no facility in QGIS that checks specifically for drainage connectivity, so Hessel created a Python-based utility called Hydro-OSM to do just that!
Kwa usahihi, hakuna kipengele katika QGIS ambacho kinashughulikia mahususi kwenye kuunganishwa kwa mifereji ya maji, hivyo Hessel aliunda programu (Python) lililoitwa Hydro-OSM kufanya hivyo tu!