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Blog
Nitrification and Denitrification: What's the difference?
We discuss both nitrification and denitrification in Chapter 2, "Nutrient Removal," of our new edition of Operation of Wastewater Treatment Plants, Vol 2.
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Podcast
Episode 1—Small Water Systems, Operator Roles and Responsibilities
This episode describes the many roles and responsibilities of a Small Water System Operator.
Animation
The Urban Water Cycle
Where does your water come from, and where does it go? Watch this quick animation to see how water makes its way through the urban landscape.
Video
Algebra hints: Settling velocity
This short video demonstrates how to do settling velocity calculations.
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Animation
The Hydrologic Cycle
See how water cycles through our environment. From precipitation, surface water collection, infiltration in ground water aquifers, to evaporation, and back .
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Podcast
Episode 2—Small Water Systems: Drinking Water Sources
This episode describes the various sources of water (i.e., groundwater, surface water, precipitation) that contribute to our drinking water.
Blog
Using Stormwater Public Education to improve Drinking Water Supply Resiliency
Written by Caitlyn Leo, Research Engineer at the Office of Water Programs (OWP) Environmental Finance Center (EFC) at Sacramento State.
Podcast
Episode 3—Small Water Systems, Groundwater Wells and Aquifer Protection
This episode describes the function of groundwater wells and the importance of proper operation to protect the groundwater aquifer, an important source of drinking water.
Podcast
Episode 4—Small Water Systems, Ensuring Safe Water Supply and Sanitary Surveys
This is Episode 4, Ensuring a Safe Water Supply through Sanitary Surveys.
Podcast
Episode 5—Small Water Systems, Common Issues with Surface Water Treatment
This is Episode 5, Common Issues with Surface Water Treatment.
Video
Screenings and Grit
This short video shows how to calculate the volume of screenings and grit.
Video
Algebra hints: Aeration tank calculations
This short video shows how to do aeration tank calculations.