Effective wastewater management is key to protecting health, the environment, and water resources. At Nijhuis Saur Industries, we specialize in advanced solutions for collecting, treating, and disposing of wastewater, transforming it into a valuable resource for a cleaner, healthier world.
Your challenges

Outdated or overloaded wastewater infrastructure
Aging systems can't keep up with population growth or extreme weather, leading to frequent breakdowns and inefficiencies.
High maintenance costs and limited monitoring
Without smart monitoring tools, identifying issues is reactive and expensive, increasing operational costs and service delays.
Strict environmental regulations
New laws demand advanced treatment and higher water quality, which many systems aren't equipped to meet.
Community concerns over public health and water quality
To maintain public trust and protect both health and the environment, wastewater systems must reliably remove harmful pollutants such as PFAS, micropollutants, and nitrogen—substances that citizens rightly expect to be managed with the highest standards.
How can NSI meet your needs?
At NSI, we understand the daily challenges facing municipalities. Our municipal wastewater solutions are built to reduce your operational burden, enhance system performance, ensure regulatory compliance, and move toward a more sustainable future. We combine decades of experience with smart technologies and a commitment to public health and environmental protection.

Our solutions

- Industrial
- Food & Beverage
- Pulp & Paper
- Energy
- Municipal
- Municipal wastewater
Biogas treatment
- Wastewater
- Resource Recovery
- Industrial water
- Sludge

- Municipal
- Municipal wastewater
- Industrial
- Food & Beverage
Digestate treatment
- Industrial water
- Resource Recovery
- Sludge
- Wastewater

- Industrial
- Food & Beverage
- Fish processing
- Pulp & Paper
- Pharma & personal care
- Semiconductor industry
- Energy
- Mining and minerals
- Municipal
- Municipal wastewater
Sludge treatment
- Sludge

- Industrial
- Mining and minerals
- Energy
- Semiconductor industry
- Pulp & Paper
- Pharma & personal care
- Fish processing
- Food & Beverage
- Municipal
- Municipal drinking water
- Municipal wastewater
Membrane filtration
- Process water
- Industrial water
- PFAS
- Micropollutants
- Wastewater
- Drinking water
- Source water
- Rainwater

- Industrial
- Mining and minerals
- Energy
- Semiconductor industry
- Pulp & Paper
- Pharma & personal care
- Fish processing
- Food & Beverage
- Municipal
- Municipal wastewater
Aerobic treatment
- Industrial water
- Wastewater

- Industrial
- Fish processing
- Pulp & Paper
- Food & Beverage
- Pharma & personal care
- Municipal
- Municipal wastewater
Anaerobic wastewater treatment
- Industrial water
- Resource Recovery

- Municipal
- Municipal drinking water
- Municipal wastewater
- Industrial
- Food & Beverage
- Fish processing
- Pulp & Paper
- Pharma & personal care
- Semiconductor industry
- Mining and minerals
- Energy
Filter and screening systems
- Wastewater
- Drinking water
- Industrial water

- Industrial
- Mining and minerals
- Energy
- Semiconductor industry
- Pulp & Paper
- Pharma & personal care
- Fish processing
- Food & Beverage
- Municipal
- Municipal drinking water
- Municipal wastewater
Coagulation & Flocculation
- Industrial water
- Process water
- Drinking water
- Wastewater

- Municipal
- Municipal drinking water
- Municipal wastewater
- Industrial
- Food & Beverage
- Fish processing
- Pulp & Paper
- Pharma & personal care
- Semiconductor industry
- Mining and minerals
- Energy
Dissolved Air Flotation solutions (DAF)
- Drinking water
- Wastewater
- Industrial water
- PFAS