Wastewater Contaminants We Treat
Pick what is in your water to see which of our systems remove it and where to read more.
PFAS
Per- and polyfluoroalkyl substances
Man-made "forever chemicals" that pass straight through biological treatment.
Treated with
BOD
Biochemical oxygen demand
The organic load behind many permit limits and sewer surcharges.
Learn more
How to reduce BOD →COD
Chemical oxygen demand
Everything in the water that can be oxidized, including organics that bacteria cannot break down.
Learn more
COD explained →TSS
Total suspended solids
Particles that cloud the water, foul equipment and count against your permit.
Treated with
Learn more
TSS explained →TDS
Total dissolved solids
Dissolved salts and minerals that filters and biological treatment leave behind.
Treated with
Learn more
TDS explained →Ammonia
Ammonia nitrogen
Toxic to aquatic life and a common discharge limit.
Treated with
Learn more
How to reduce ammonia →Which technology treats what
Most wastewater needs more than one step. This shows which of our systems do the work for each contaminant.
A dot marks a main treatment step for that contaminant. Most projects combine two or more systems.
Not sure what is in your water?
Start with a sample or a pilot, and find out what it takes to treat it before you commit to a system.
Looking by industry instead?
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