The mission of The American Rainwater Catchment Systems Association is to promote sustainable rainwater harvesting practices to help solve potable, non-potable, stormwater and energy challenges throughout the world.
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Our memberships consist of professionals working in city, state, and federal government, academia, manufacturers and suppliers of rainwater harvesting equipment, consultants, and other interested individuals. Membership is not limited to the United States, and we encourage all rainwater harvest practitioners and enthusiasts to join our organization. Find out about our different membership levels here.
Why Become an ARCSA Member?
An ARCSA membership offers many benefits to anyone interested in rainwater harvesting. Whether you're a professional or a backyard amateur, you're sure to find a host of useful information in the Members only section of our website. Join now!
Why Become an ARCSA Accredited Professional?
When you seek a professional, you look for a nationally recognized standard accepted by industry leaders. An ARCSA Accredited Professional (AP) has achieved the only nationally recognized rainwater-harvesting credential, which tells consumers and regulators that they have been screened, taught and tested by the best in the business.
Who is an ARCSA Rainwater Harvesting Master?
This elevated "graduate level" category of rainwater harvesting professional tells consumers and regulators that this rainwater-harvesting professional is an Accredited Professional that has gone beyond that designation and fulfilled at least 42 hours of additional study, attended an ARCSA Design and Construction workshop and has passed a comprehensive examination.