Water collected from alternate water sources like rainwater that is not treated for consumption, but is collected and reused onsite for uses such as irrigation and cleaning, rinsing, and spraying sidewalks.

Example:

Use green infrastructure such as a rainwater catchment system to collect and store rainwater for landscaping.

Benefits:

Collecting and using rainwater water reduces your workplace's water consumption, reduces pressure on the sewer system, and reduces water purchasing costs.