HomeMy WebLinkAbout16 - Approval and Adoption of the 2019 Water Master Plan (17W02) - PowerPointARCADIS
2019 Water Master Plan
law
11 -Ir
PFo�
May 15, 2019
Item No. 16
2019 Water
Master Plan
Newport Beach City Council Meeting
May 14, 2019
Background and Purpose
• Previous Water Master Plan (WMP) was
completed in 1999 and updated in 2008
• 2019 WMP reflects recent water demands (2007-
2016)
• Incorporates projected water demands and land
use from General Plan
• Evaluated all water facilities -horizontal (pipelines)
and vertical facilities
• Conducted risk and condition analysis of our
facilities
• Prioritize and recommend Capital Improvement
Program projects for the next 30 years
Water Supply
70% - 75% Groundwater
(12, 000 AFY)
22% - 27% Imported
(4,000 AFY)
THE METROPOLITAN WATER DISTRICT
OF SOUTHERN CALIFORNIA
Approximately 66,000 CNB Residents
3% Recycled Water
(Separate System)
Existing System Infrastructure
• Serves approximately 66,000 customers over 11
square miles
• Approximately 300
storage reservoirs,
five pump stations
miles of pipelines, three
four groundwater wells, and
• Five major pressure zones with 43 pressure
regulating stations
• Six imported water connections with Metropolitan
Water District and 12 emergency connections
with I RWD and Mesa Water District
Water System Modeling
• Developed new GIS based
hydraulic model
• Calibrated model with field
measurements
• Used model to analyze system
performance
• Ability to predict impacts to water
system due to change in demand
/ / I / • ..r..._
� • M•. Y �...• rr Y r• �� • YY
• r.
NM /N0
1
6.
m
Aging Water Infrastructure
• Existing water mains that are 100 years old
• Water wells and BCR cover will require
rehabilitation and/or replacement
• Continue with Cast Iron pipe replacement
program
• Start Asbestos Cement (AC) pipe
replacement program
• Transitioning from manual water meters to
"smart" meters with our Advance Metering
Infrastructure projects
Water Main Breaks
L.A. NOW
SOUTHERN CALIFORNIA -- THIS JUST IN
« Previous Post I L.A. NOW Home [ Next Post r7
f 1 u
Broken water main creates Newport
Beach sinkhole [Updated]
OCTOBER 7, 20091 12:09 PM
Via Lido by Newport Blvd Jamboree Road by PCH
2019 Proposed 30 -year Water CIP Budget
Pipeline Replacement and Relining
Facilities Projects
Advanced Metering Infrastructure
Pressure Reducinq Stations
Total (without inflation)
Total (with 2.5% inflation per year)
Estimated Average Annual Budget
$103,540,000
$45,951,000
$14,500,000
1,207,000
$165,198,000
$216,715,000
$7,223,833
Current Water CIP Budgei
• Current average CIP budget is approximately
$5 million per year
• Proposed budget is $7.2 million per year
• Additional $2.2 million per year needed to
address:
➢ Increase in construction cost
➢ Minimize expensive emergency repairs
➢ Replace aging infrastructure
• Proactive approach in the maintenance of
our water system prior to failure
Recommendation and Next Stepb-
0
Approve and adopt the 2019 Water Master Plan
• Include necessary funds in the 2019 Water Rate Study
• Review progress of Water Master Plan CIP every 10 years
(Council Policy F-2)
• Complete water CIP projects as identified in the Master Plan
1
AeO -t,,"01! E N #47F
Ck
OFT
�I Jr wGio-
n
e
4 do
�' `� .y �� 2 � � _ _ -.- _ -- rCry, i • • .moi. r
Public Works Department
AWell-Engineered Machine
Protecting and Providing Quality
Public Improvements and Services