Amaphampu ezigaba eziningi aqondile afanele ukumpompa okuphakathi nendawo-amanzi ahlanzekile ezinga lokushisa nezinye izinto eziwuketshezi, futhi avame ukusetshenziswa kulezi zindawo ezilandelayo:
1. Izinsizakalo zikamasipala:ukuhlinzekwa kwamanzi, ukufudumeza, ukupholisa, njll.
2. Ukwakha:amabhilidi-aphakeme, izakhiwo zezentengiselwano, amafulethi, izimboni ezinkulu, njll.
3. Ezolimo:ukuchelela, amanzi okuphuza, njll.
4. Imboni:insimbi, amakhemikhali, imithi, ukukhiqiza ugesi, njll.