Federal personnel are required to:
- Demonstrate knowledge and ability to conduct both a Top-down and Bottom-up water audit:
- Top-down:
- Focus on the total system to set priorities
- Comprehensive scope
- Goals, objectives, and procedures are then pushed down to the individual parts
- Bottom-up:
- Focus on the specifics of each end-use
- Sum the parts to define the whole
- Goals, objectives, and procedures are developed at the lower levels and pushed upward
