Real Engineers. Custom Solutions. Superior Results.
Designing and Manufacturing Air Pollution Control and Water & Wastewater Treatment Systems Since 1971
Have technical questions about your air pollution or water/wastewater application?
Pollution Control Solutions – Designed for Your Plant
Monroe is a full-service company offering a complete line of air and water pollution control equipment that is designed, engineered, and manufactured for the needs of each customer and application on an individual basis.
We have complete in-house fabrication and shop assembly capabilities that serve to reduce project costs, provide superior quality control, and expedite project completion times.
We also have the experience and capabilities to provide turn-key installations along with a wide array of related services ranging from engineering and design through permitting, project management, and commissioning.
Each system is custom designed for your unique plant and application — a true pollution control solution.
The Monroe Difference
End-to-End Solutions & Turn‑Key Services for Your Application/Industry
Manufacturer of Pollution Control Equipment
Let Monroe design and build your next clarifier, air scrubber, dust collector, or another custom treatment system to your specifications. We also offer installation, rebuild, retrofit, and parts replacement services. Just let us know what you need and we’ll design a system that works for you.
Please contact a Monroe Environmental expert today to review your requirements.
Learn how we work and how we deliver results. Learn more about The Monroe Method.
We have over 50 years of engineering, application, and manufacturing experience and expertise to deliver the right solution for your plant.
Quality you count on. Proudly designed, engineered, and manufactured in the USA.
View Our Recent Projects
X-Flo Mobile Clarifier at Landfill for Metals Removal
A large landfill and recycling station needed fast assistance in removing precipitated metals from its leachate stream. The X-Flo Mobile Clarifier was installed and operating in less than a week.
Packed Tower Scrubbing System Removes Chlorine (Cl2) Gas at Metal Recycler
A specialty electronics recycler needed to control a chlorine gas release from its batch mixing process.
Clarifier Thickener for Mine Contact Water Treatment
Working closely with the EPC firm to refine the system design, Monroe Environmental provided a 40-ft. diameter clarifier thickener for a new permanent WWTP at a USA mine harvesting precious minerals.
Multi-Stage Wet Scrubber Reduces PM2.5 Acid Mist
A large chemical plant needed to reduce acid mist emissions from an existing pollution control train. The PM2.5 loadings were low, but the plant wanted further reductions.
X-Flo Mobile Clarifiers Bypass Steel Mill Plate Clarifier During Rebuild
A steel mill needed a temporary solution to continue treating wastewater while their existing inclined plate clarifier was being rebuilt.
Air Pollution Control
Packed Tower Scrubbing System Removes Chlorine (Cl2) Gas at Metal Recycler
A specialty electronics recycler needed to control a chlorine gas release from its batch mixing process.
Multi-Stage Wet Scrubber Reduces PM2.5 Acid Mist
A large chemical plant needed to reduce acid mist emissions from an existing pollution control train. The PM2.5 loadings were low, but the plant wanted further reductions.
SO2 Fume Scrubber for Gold Mine
Efficient air pollution control fume scrubber to remove sulfur dioxide (SO₂) fumes generated during gold mining extraction and refining process.
Water & Wastewater Treatment
X-Flo Mobile Clarifier at Landfill for Metals Removal
A large landfill and recycling station needed fast assistance in removing precipitated metals from its leachate stream. The X-Flo Mobile Clarifier was installed and operating in less than a week.
Clarifier Thickener for Mine Contact Water Treatment
Working closely with the EPC firm to refine the system design, Monroe Environmental provided a 40-ft. diameter clarifier thickener for a new permanent WWTP at a USA mine harvesting precious minerals.
X-Flo Mobile Clarifiers Bypass Steel Mill Plate Clarifier During Rebuild
A steel mill needed a temporary solution to continue treating wastewater while their existing inclined plate clarifier was being rebuilt.