_Trinity River Common Vision Prog.Discussion of Opportunities:
Gra vine 'and Denton Creek
January 12,h1999
North Central Texas Council ojGovernments
e Regional E.I.S. identified flooding problems from
cumulative development (CDC Process emerged )
Reconnaissance _ _'.jIudyconfirmedFederal
interest in findingVf ending solutions
F aAbi ity Study - Phase I - evaluated all
options for Multiple Objective Management
frasihffi Study - Phase 2 - preparing
project Implementation Plans
MANY
Trinity River is the primary water feature
of the Metroplex & 4.8 million people
• resorvoirs are the region's water supply
• communities linked along river spine
• drains entire Upper Trinity watershed
BIG
240 sq. mile tloodplain in corridor
approx. 1/4 State of Rhode Island
Trinity River
t �
Upper Trinity River Feasibility Study
• Is/was largest USACE feasibility study - began 1990
• NCTCOG is "local sponsor" for 50% match from local
governments and Texas Water Development Board
• Executive Committee = Steering Comm + USACE
• Phase I at $8 million concluded in 1996 --
comprehensive evaluation & ID of feasible projects
• Phase 11 at $6.85 million underway thru year 2000
with implementation planning for selected projects
1
Engineering -Scale Base Mappinjji
provii ec tl blid foundat .M,
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K I ,
`tt,�;
gr
i esso is l emned Session
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Stabilizing Flood Risks l
SH 360 1989
Into the 21st Century
Trinity River COMMON VISION
• SAFE Trinity, with stabilization and reduction of flooding
risks
• CLEAN Trinity, with fishable and swimmable waters
• ENJOYABLE ity, with recreational opportunities
linked by ,a within a `world -clas ` ay
• NA h f
nat al re,.
• DWME rinity, with local an regional economic,
transportation, and other public needs addressed
Flood Damage Analysis
focused planning efforts
rip
RPF MAP
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Sta lining Flood
ients are
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Stabiiizi
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��,�fftrmed lead role of local governments
!f
controversial to development interests
Contains common technical criteria for
permitting new, development
Uses new mapping and U5ACE modeling
+ :Amended local floodplain ordinances
for a
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Feasibility Study efforts underway...
• Dallas Floodway &
• Trinity Trails System
Northwest Area Levee
. FEMA Flood
• Fort Worth Floodway
Insurance Restudy
& Sumps
• CDC Second Edition
• Arlington Johnson
. Others ? ??
Creek
Building Partnerships
• Since 1992, the River & Trails Conservation
Assistance Program has aided through a MOU
• Community Planner stationed at NCTCOG
provides specialized assistance & expertise
• Credibility for Multiple Objective Management
M