The Stormwater Tools application is built by Environmental Science Associates (ESA) in partnership with Geosyntec Consultants for Orange County Public Works. The Stormwater Tools application was initially derived from the Tahoe Regional Planning Agency's Lake Tahoe Info Stormwater Tools.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation. Source code is available on GitHub.

Trash Module and Modeling Module copyright © County of Orange, Geosyntec Consultants, and Sitka Technology Group. Inventory Module and Common Application Code copyright © Tahoe Regional Planning Agency and Sitka Technology Group.