Under the Sustainable Groundwater Management Act (SGMA), Groundwater Sustainability Agencies (GSAs) must periodically review and update their Groundwater Sustainability Plans (GSPs). The Wyandotte Creek GSA's Draft 2027 Periodic Evaluation and Plan Amendments are available below for public review through September 30, 2026, with comments accepted through the same date.

Draft Documents

2027 Periodic Evaluation_DRAFT.pdf2027_Amended GSP_Draft_Clean.pdf2027_Amended GSP_Draft_Redlined.pdf

Share Your Input

Public comment is welcome throughout the Periodic Evaluation process. If you have questions or feedback about the Wyandotte Creek Subbasin's GSP Periodic Evaluation, use the comment form to submit your input.