HomeMy WebLinkAboutNPDES Delhi Diversion Update 022818Newport Bay Watershed
Santa Ana Delhi Channel
Diversion Update
City of Santa Ana
Public Works Agency
Construction Engineering
Stormwater Management
Drainage Areas Into
Upper Newport Bay
Tributary Areas
(Approximate)
Santa Ana 71%
Costa Mesa 21%
County 6%
Santa Ana Delhi Diversion Project
1.Multi-Jurisdictional Collaboration: Cities of Santa
Ana, Newport Beach, and Costa Mesa; and the
County of Orange
2.Divert low-flow 3-4 cfs (~2 MGD) prior to entering
Upper Newport Bay by sewer force main for
treatment by OCSD and reuse by OCWD
3.Addresses current and future Total Maximum Daily
Loads: Metals, Bacteria, Sediment, Toxics, Trash,
and Debris
4.Protect the Bay and enhances our reputation for
being good stewards of our water resources
Trash/Debris Collected in the Bay
Approximately 400 Tons
33% sediment
20.3% trash
46.4% debris
Santa Ana Delhi Diversion Project
Santa Ana Delhi Diversion Project
Preliminary Design
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Progress Photos
Santa Ana Delhi Diversion Project
Funding Sources
Design, Construction, and Maintenance Est.
Construction Cost - $9.37 million
$2.573 OCTA Grant
$1.9 Santa Ana
$ 1.6 County of Orange
$1.5 Newport Beach
$1.0 OCWD
$0.6 Costa Mesa
$0.195 IRWD
January 2015 Started Design, Environmental Work,
CEQA Documentation, Permits, and Right of Way
February 2016 Complete Final Review of Construction
Documents
March 2016 Compete Environmental, CEQA, Permits,
and Right of Way
April 2016 Advertise Construction Contract
December 2016 Award Construction Contract
April 2017 Start Construction
Fall 2018 Start up
Action Items/Milestones