Sewage Treatment

Environmental Engineering I Review

​Produced and edited by:

​CAPT Fleischmann

​LT Heckman

Open Ended

The Clean Water Act - what do you remember?

The Clean Water Act

• ​Protect & restore nation's rivers, streams, lakes, wetlands, and coastal waters

​

• Regulate pollutant discharge into U.S. waters

• Funded construction of sewage treatment plants​

Multiple Choice

The Clean Water Act made it unlawful for any person to discharge any pollutant from a point source into navigable waters, unless a permit was obtained under its provisions.

• True

• False

Open Ended

What are some sources of domestic wastewater?

​Point source vs. non-point source

Open Ended

What does TMDL stand for?

​Water Pollutants

• ​Typically measured as Total Maximum Daily Load (TMDL) for a given watershed

• ​TDML specifies the maximum amount of pollutant that a water body can receive and still meet water quality standards

Open Ended

What are some commonly measured wastewater parameters? Think about what lab tests we did...

Domestic Wastewater Parameters

​BOD₅

COD

TSS

N

P

Coliform

pH