IWA/AWWA Water Balance

IWA/AWWA Standard Water Balance
All data in volume for the period of reference, typically one year.
The Constituents of Non-Revenue Water
Non-Revenue Water is comprised of Unbilled Consumption, Real Losses (like leaks) and Apparent Losses (such as billing errors)
A Closer Look at Non-Revenue Water
Here are common elements of Non-Revenue Water. How confident are you in knowing how big their impacts are to your water system?

Why %SIV Doesn’t Cut It

Water supplied and consumed are affected by external economic influences, such as we recently saw in the housing boom followed by the great recession.
As you can see, these external influences that affect water supplied (System Input Volume) can mislead our understanding of water loss if evaluated as a percentage of SIV

The 3-V’s: Volume, Value, and Validity

3-V’s_Volume Value and Validity

US NRW Tipping Point

State Tipping Point

Statewide Model Implementation

Statewide Model Implementation

Georgia Statewide Results

Georgia Statewide Results