Procedure sludge and residue with a sludge judge to verify pumping requirement

https://landenvlmh166.huicopper.com/hydro-jetting-vs-typical-septic-tank-cleaning-when-as-well-as-why-to-make-use-of-each

Measure sludge and scum with a sludge judge to validate pumping need, then mix contents gently to suspend solids so the vacuum truck eliminates both layers, avoiding clogs and early refilling.