CASQA is the leading professional association in the stormwater management field. We provide our members with the most current information in our rapidly changing industry, and we are dedicated to maintaining excellence in California stormwater management programs.

Membership Types

There are two types of CASQA memberships:

Regular Membership

For National Pollutant Discharge Elimination System (NPDES) stormwater permit holders:

Includes voting rights (primary member only) for the Board of Directors and changes to the CASQA Bylaws.

Affiliate Membership

  • For those who want to participate, but do not hold NPDES stormwater permits.
  • Does not include voting rights.
  • Individual and group memberships available

Learn more about the benefits of membership

Learn more about the membership categories and dues


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