10.28.2015 Presentation slides presented by Program Manager Wayne Ahrens

1. APWA/SAME Presentation
October 28, 2015
WEST HARRIS COUNTY REGIONAL
WATER AUTHORITY (WHCRWA)

2. 10/28/2015 2
APWA / SAME
PRESENTATION
OCTOBER 28,
2015

3.  Luce Bayou Interbasin Transfer Project –
Raw water supply
 Northeast Water Plant Expansion-
Treated water supply
 Second Source Transmission Line
 Internal Distribution System “CIP”
WHCRWA FUTURE WATER SUPPLY SYSTEM

4. • Transfer of Trinity River Water
• Capacity 500 MGD
• ~ 26 miles of pipeline/canal
• RW Pump Station
• ~Cost $350 Million
• Participants include COH, WHCRWA, NHCRWA,
NFBWA and CHCRWA
WHCRWA pays approximately 20% of this project cost
4
Luce Bayou Facts

5.  Project sponsored by the City of Houston
but jointly funded by WHCRWA, NHCRWA,
CHCRWA, NFBWA
 WHCRWA will have 82.42 MGD capacity
of the 320MGD facility
 They are responsible for about 26% of
the total costs, or about $320M
NORTHEAST WATER PLANT EXPANSION

6. Second Source Map
6

7.  Joint project with NFBWA
 Estimated cost is $600M
 WHCRWA is sponsoring the project and responsible
for 55% of the costs
 96-inch water line
approximately
39miles
SECOND SOURCE TRANSMISSION LINE
“SURFACE WATER SUPPLY PROJECT”

8.  Segment 3
 Kinder Morgan Segments
 Meter Stations
ADDITIONAL SECOND SOURCE PROJECTS

9. 9
SEGMENT
3 MAP

10. 10
KINDER
MORGAN
SEGMENT
MAP

11. 1September2015
NORTHEAST WATER PURIFICATION PLANT
METER STATION 3D MODEL

12. METER STATION LOOKING NORTHNortheastWaterPurificationPlantMeter
Station3DMode
Dannenbaum
Engineering
Corporation

13.  Geotechnical
 Environmental
 Cathodic Protection
 Real Estate Acquisition
 Boundary surveys for
easements and title work
OTHER SECOND SOURCE CONTRACTS

14. 14
CENTRAL
PUMP
STATION

15.  150 MGD Capacity
 Includes chloramine disinfection capabilities
 Central PS - 40 acre site
 60MG storage
 Office building with Board meeting facility
space and offices
 Control room for monitoring and operation
capabilities for entire system
 Site will serve as emergency HQ for operations
 Backup generation
 Distribute water west of Fry Road and south to NFBWA
CENTRAL BOOSTER PUMP STATION DETAILS

16. 16
REPUMP
STATION

17.  150 MGD Capacity
 Includes chloramine disinfection capabilities
 Re-pump PS
 30MG storage
 Control room for monitoring and operation capabilities
for entire system
 Backup generation
 Push water west and south to Mission Bend Area & NFBWA
 17 acre site within the City limits of Houston
 Active seismic fault southeast of the southern boundary
RE-PUMP STATION DETAILS

18. PUMP STATION SCHEDULE
 RFQ for design to be released in
November 2015
 1 RFQ for both-may select one
or two designers
 Submittals due in mid/late January
 NTP for design in April
Environmental clearance already obtained
 Construction to start in 2018

19.  Prior to 2025 need to construct ~75 miles of lines
 Connect approximately 52 more MUDs to surface water
 Estimated costs are $361M
INTERNAL DISTRIBUTION SYSTEM “CIP”

20. 20
INTERNAL
DISTRIBUTION
“CIP”
PROJECTS

21. 21
NEXT “CIP”
PROJECTS

22. APWA/SAME
PRESENTATION
10.28.2015
WEST HARRIS COUNTY
REGIONAL WATER AUTHORITY
WAYNE AHRENS, P.E.
PROGRAM MANAGER
DANNENBAUM ENGINEERING
W.AHRENS@DANNENBAUM.COM
(713) 527-6378