Columbia subject headings:
Drainage laws--United States.
Irrigation laws--United States.
Riparian rights--United States.
Water rights--United States.
Water--Law and legislation--United States.
Water-supply--United States.
Harvard subject headings:
Drainage laws--United States.
Irrigation laws--United States.
Riparian rights--United States.
Water rights--United States
Water--Law and legislation--United States
Water-supply
Princeton subject headings: