Glenn-Colusa Irrigation District (GCID) is dedicated to providing reliable, affordable water supplies to its landowners and water users, while ensuring the environmental and economic viability of the region. As the largest irrigation district in the Sacramento Valley, GCID has a long history of serving farmers and the agricultural community and maintaining critical wildlife habitat. The District fulfills its mission of efficiently and effectively managing and delivering water through an ever-improving delivery system and responsible policies, while maintaining a deep commitment to sustainable practices. Looking ahead, GCID will remain focused on continuing to deliver a reliable and sustainable water supply by positioning itself to respond proactively, strategically and responsibly to California’s ever-changing water landscape.

Serving Our Lands and Environment Sustainably

Water Rights Established in 1883



The Glenn-Colusa Irrigation District will hold a General District Election on August 31, 2021 by all mail ballots. The purpose is to elect Directors for Division 4 and Division 5 for four-year terms. Declarations of candidacy for eligible candidates are available at the District’s office and must be filed no later than 5 p.m. on June 4, 2021.


For more information click here or contact the District office at (530) 934-8881.

Microsoft Teams Meeting
Click here to join the meeting
or call in (audio only)
Conference line: 323-538-4371
Conference ID: 705 669 683#


GCID is seeking authority from landowners to increase the assessment on land within the District through a Proposition 218 process. A virtual meeting will be held at the date and time listed above to present the proposed revised assessment and offer the chance for comment.

The Draft Proposition 218 Engineer’s Report can be viewed here. 

Proposition 218 Proposed Assessment
Meeting Presentation

Proposed change to the Sacramento River
Settlement Contract Assessment FAQs

Additional information regarding the proposed revised assessment will be mailed to landowners prior to the meeting.