Please note: due to damages sustained during the recent earthquake, some of the scheduled maintenance listed on this Web site has been temporarily postponed. We apologize for any inconvenience this may cause. Please check back for updates and additional information.  If you have an urgent drainage issue, please contact IID’s Water Department at 1-760-482-9826.    

Management of vegetation in and adjacent to drains and canals is necessary for our waterways to effectively convey water through our network of canals and drains.

If you have any questions about the schedule posted below, please contact Water Department Vegetation Management Unit at (760) 339-9705.

2009 COMPLETED Habitat Spray Schedule 12/29/2009 2009-COMPLETED-Habitat-Spray-Schedule.pdf

2008 COMPLETED Habitat Spray Schedule 12/29/2009 2008-COMPLETED-Habitat-Spray-Schedule.pdf