Filtragem água
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
~$200/ha/ano
About this calculator
The water filtration value calculator estimates annual costs per hectare for water filtration services in ecosystems. It uses a formula of ~$200/ha/year, considering variations between $100 and $300 depending on complexity and location. Used in green space management, urban planning, or conservation projects, it helps size investments in sustainable infrastructure.
It calculates the average maintenance costs of natural or artificial filtration systems, such as wetlands, biological filters, or purification technologies. Useful for public agencies, sanitation companies, and NGOs assessing financial impacts of environmental initiatives. The result reflects typical market values, with adjustments based on technical efficiency and project scale.
Note that the calculated value is an estimate. Factors like water quality, local legislation, population density, and applied technology can significantly alter actual costs. It's recommended to consult environmental maintenance specialists to tailor data to the specific case.
Frequently asked questions
What is the basis for the ~$200/ha/year formula?
The formula considers average maintenance costs for natural and artificial filtration systems, based on real-world public and private sector case studies.
Why does the value vary between $100 and $300?
Variation depends on system complexity, local environmental legislation, population density, and filtration technology efficiency.
For which projects is this calculator recommended?
Ideal for cost-benefit calculations in urban resurfacing, wetland maintenance, or rural sanitation projects.
Is environmental impact considered in the formula?
Not directly. The calculator focuses on operational costs, but recommend complementary environmental analyses for completeness.