Nov 2004 Arizona Know Your Water Our day-to-day existence depends on having access to fresh water. Arizonans use about 130 gallons of potable water per person per day. In addition, each day in… read more Jul 1996 Field Manual For Water Quality Sampling This field manual is intended to serve as a field reference guide for the collection of water quality samples from surface water and ground water. More detailed… read more Pagination « First First page ‹‹ Previous page … 1 2 …
