Water Calculations 10: Hagen-Poiseuille Equation — Flow rate in a narrow pipe is determined by the radius to the fourth power

When water flows through a narrow pipe in a steady stream, the flow rate is proportional to the fourth power of the pipe's ...

Water Calculations 24: Drip Irrigation Discharge Rate — If pressure drops by 20%, how much does the water decrease?

The amount of water coming out of the holes in a drip tube changes depending on the pressure applied to it. The way it ...
House Digest on MSN

Flow rate vs water pressure: What is the difference in shower heads?

People often use the terms "water pressure" and "flow rate" interchangeably, but they're actually two very different things. Here's what you need to know.
Dolphins Wire

With better technology, water district updates Peace River flow rules

For the first time in 20 years, Swiftmud has updated minimum flows on the Upper Peace River, which could affect future water ...