Estimated residential water use is calculated based on information provided in the following sources:
1.“How We Use Water.” EPA, Environmental Protection Agency, 5 Feb. 2018, www.epa.gov/watersense/how-we-use-water.
2. “Residential Water Use Trends and Implications for Conservation Policy.” Residential Water Use Trends and Implications for
Conservation Policy, Legislative Analyst’s Office, 8 Mar. 2017, https://lao.ca.gov/Publications/Report/3611.
Average Residential Water Use in California (2016)