System | Type | Installation Cost Estimate (USD) | Maintenance Cost Estimate(USD/year) | Maintenance Cost Estimate(USD/month) | Power Requirement | Space Required | Reuse Possible | Maintenance Requirements |
BionestMD | Individual WWTP (biological reactor) | $6100–7800 | $125 | – | Yes | Moderate | Yes | Annual expert visit; powered system with biological media; inspect all components. |
TSM AA (Fibromuebles) | Improved Septic + Aeration | $3600–7800 | $80 | – | Yes | Moderate | Yes | Annual expert visit; low sludge; requires pump and blower; simple operation. |
Eloy OXYPLANTA® | Aerobic WWTP with 3–4 tanks | $6000–6400 | $150 + parts | – | Yes | High | Yes | Annual expert visit; multi-tank aerobic system; needs space and component checks. |
Norweko (Eco Sistemas Sanitarios) | Compact Reinforced Concrete WWTP | $7000 | $150 | – | Yes | Low | Yes | Annual expert visit; compact system; blower included in tank; quiet operation. |
Composting Latrines | Dry Composting Toilet | $850–1350 | – | $40 | No | Low | Yes (with treatment) | Monthly sawdust input; yearly manual compost removal; occasional inspection. |
Waterless Urine Diversion | UDDT (Urine-diverting dry toilet) | $1600–2100 | – | $40 | No | Low | Yes (urine fertilizer) | Daily/weekly dry carbon addition; yearly chamber rotation and compost removal. |
Constructed Wetlands | Natural Greywater Treatment | $1500–2000 | – | – | No | High | Yes (irrigation) | Monthly and semi-annual plant maintenance; weekly pretreatment cleaning; 10–15 year filter media. |