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    • Home
    • Membership
    • Public Pools
    • Corporate Sponsors
    • Member Directory
    • In the News
    • Pioneers
    • Upcoming Seminars
  • Home
  • Membership
  • Public Pools
  • Corporate Sponsors
  • Member Directory
  • In the News
  • Pioneers
  • Upcoming Seminars

Association for Swimming Ponds and Natural Swimming Pools

Association for Swimming Ponds and Natural Swimming PoolsAssociation for Swimming Ponds and Natural Swimming PoolsAssociation for Swimming Ponds and Natural Swimming Pools

North America's umbrella organization of natural bathing water experts

Who joins

Designers, professionals, educators, builders, and advocates for natural swimming pools.

See membership options
Membership

Become a member

Join professionals, educators, builders, and advocates shaping natural swimming pools and ponds across North America. Members get resources, roundtables, and a voice in standards and regulations. Professional Advisor and Professional members are also listed in the Member Directory with a link to their website.

Become a member

Natural Bathing Water

Natural Swimming Pool

ASPNSP

Mission

We inform the public through research, education, and outreach, and lead regulatory change for natural swimming pools in North America.


Scope: US, Canada, Mexico, and the Caribbean.

See membership options
Official North American Member

IOB

ASPNSP is the official North American Member of the IOB. Founded in 2009 in Bremen, Germany, the IOB is the global umbrella organization for natural swimming pools, swimming ponds, and biological water treatment. Membership in ASPNSP automatically includes membership in the IOB.

Find out more

Standards

Common Essentials of Swimming Ponds and Natural Swimming Pools

https://drive.google.com/file/d/1o8JvJ6xT2a8O3UGxbdKoKN9uY-2B9g1k/view

Whitepaper

https://docs.google.com/document/d/e/2PACX-1vTG0ypYuPeG0b2c8m4R6GnoNrXxM_5EgreHLJ0v71R-0Ymb89sLsLJfBxcaPxFakEgAOD6RigG499wg/pub

Find out more

FLL

https://drive.google.com/file/d/1BPymwIChnp1z-UjfG5sG65q5SK5zqkRq/view?usp=sharing

Phil Lesh, Grateful Dead

Phil Lesh quote

My wife and I are very excited to be installing a bio filter pool. I strongly encourage homeowners to look into this type of pool, as you will be creating a beautiful, low-maintenance, chemical-free body of water, keeping the water pure and sensual–besides being kind to your health and local environment.

Contact

info@aspnsp.org

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© 2026 ASPNSP · IOB North America member

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