At least 30 m (about 100 ft) from any drinking well or spring (or local expert reviewed and approved)
Downhill of contamination sources, and downhill of any drinking-water sources
Output will not drain toward vegetable gardens or food crops
Slope is gentle, not steep
Accessible for inspection after rain
Construction
Trench / raised bed shaped (~30 cm wide, ~30 cm deep)
Walls stable; reinforced with stones or logs as needed
Gravel layer placed (5–10 cm)
Sand layer placed (5–10 cm)
Wood chip + spawn layer mixed and placed (10–20 cm)
Straw / leaf cover added
Inflow channel set at one end
Outflow channel set at the other end
Bed is damp, not flooded
Documentation
Photo taken of finished bed
Site marked with simple sign: "Pre-treatment bed — do not drink"
Maintenance lead and backup recorded
First baseline reading entered in water testing log
Reminder: the output of this bed is not drinking water. For drinking water or any incident, ask qualified local people.
Mycelium beds are pre-treatment only. They do not make water safe to drink. For drinking-water treatment or any incident, ask qualified local people. MycoEco is informational only. It is not medical, first-aid, treatment, or engineering advice. Provided as-is, with no warranty. Check and follow your local laws and regulations.