One Water: Managing Water Quantity and Quality in a Dynamic World - - PowerPoint PPT Presentation

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One Water: Managing Water Quantity and Quality in a Dynamic World - - PowerPoint PPT Presentation

One Water: Managing Water Quantity and Quality in a Dynamic World Fouad H. Jaber, PhD, PE Associate Professor and Extension Specialist Biological and Agricultural Engineering Texas A&M AgriLife Extension Dallas Research and Extension


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One Water: Managing Water Quantity and Quality in a Dynamic World

Fouad H. Jaber, PhD, PE

Associate Professor and Extension Specialist Biological and Agricultural Engineering Texas A&M AgriLife Extension Dallas Research and Extension Center

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My path to today (I)

 1988: Joined FAFS (BS in Agriculture)  1992: graduated with focus in irrigation  1995: graduated with an MS in irrigation; Thesis:

New irrigation scheme planning and design strategies for the Awali-Zahrani area

 1995: Dar al-Handassah (Shair): Water supply plan

for south Lebanon

 1997: Joined PhD program at Purdue University  2001: graduated from the Agricultural and

Biological Engineering Department Dissertation: Stability and accuracy of kinematic wave overland flow modeling

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My path to today (II)

 2001-2007: Post doctoral research

Associate at the University of Florida

 Applied and modeling work addressing the

impact of agriculture in humid area on the environment and agricultural water conservation

 2007-present: Faculty representing the

biological and agricultural engineering

  • Dept. at the Dallas Research and

Extension Center of Texas A&M AgriLife

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Educational interest

 Learned the ropes as an instructor at

AREC during Masters

 Taught hydrology and surveying for 5

years as a teaching assistant at Purdue university culminating in university teaching award

 At A&M, as an extension faculty, I have

taught more than 100 workshops reaching more than 5000 engineers and professionals

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Educational interests

 Frequent guest lecturer in classroom at UT

Arlington, Texas A&M-College Station, Texas A&M Kingsville, University of Texas- Dallas; Southern Methodist University and Purdue University.

 Topics include green infrastructure;

stream restoration; rainwater harvesting; greywater reuse; constructed wetlands; flood management; watershed protection planning.

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One Water Concept

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One Water Concept

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Comprehensive “One Water” Management Plan

 Understanding of the complete picture the

water cycle

 Collect data  Develop research-informed strategies  Integrate new knowledge in academic

curriculums

 Develop a successful two-way system to

deliver the new knowledge to stakeholders and receive feedback (extension service)

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Stormwater Management

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Why is Stormwater a Concern?

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Why is Stormwater a Concern?

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Why is Stormwater a Concern?

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Eutrophication

 Impacts due to

urbanization:

 I m pact to aquatic

habitat: Degradation of habitat structure, loss of pool-riffle structure, reduction in base flow, increased stream temperature, and decline in abundance and biodiversity.

Fish kill at Lake Granbury.

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Green Stormwater Infrastructure

 Rain garden-

bioretention areas

 Porous pavements  Green roofs  Rainwater harvesting

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What is a Rain Garden (Bioretention)?

A rain garden is a beautiful landscape feature consisting of a planted shallow depression that collects rainwater runoff from roofs, parking lots and

  • ther impervious

surfaces.

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Bioretention in Road Median

“We Bring Engineering to Life”

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Volume Reduction

Average Reduction: 49%

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Load Reduction: Sediments

Average Reduction 90%

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Load Reduction: E. coli

Average Reduction 64%

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What is Porous Pavement?

 Porous pavement is a permeable

pavement surface with a gravel reservoir underneath.

 it temporarily stores surface runoff before

infiltrating it into the subsoil

 provides water quality treatment  often appears as traditional asphalt or concrete

but is without "fine" materials

 could also allow for grass growth

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Types of Permeable Pavement

Paver blocks Porous asphalt Porous concrete Turf Paver Expanded shale mix

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Results: Volume

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Green Roofs

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Monitoring Design

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Volume Reduction

Event Rainfal l C H H reductio n S S reductio n SD SD Reductio n Date

inches gals gals % gals % gals %

05/09/14

1.44 18.5 9 0.51 0.07 1.00 1.12 0.94

05/12/14

1.04 10 0.47 0.95 2 0.80 3.12 0.69

06/09/14

0.73 6 0.5 0.92 0.13 0.98 0.05 0.99

07/03/14

0.82 5 3.4 0.32 0.17 0.97 0.17 0.97

07/17/14

0.89 6.7 1.47 0.78 0.1 0.99 2 0.70

07/31/14

1.01 7.7 6.1 0.21 0.24 0.97 1.18 0.85

08/06/14

0.56 2.7 1.00 1.00 0.29 0.89

08/17/14

0.83 4.7 1.18 0.75 1.00 0.29 0.94

10/06/14

1.37 15.8 5.54 0.65 2.47 0.84 4.1 0.74

10/13/14

1.54 22 11.9 0.46 8.7 0.60 9.3 0.58

10/13/14

1.54 22 11.9 0.46 8.7 0.60 9.3 0.58

11/05/14

1.13 9.02 0.17 0.98 0.35 0.96 0.29 0.97

11/23/14

0.51 2.5 1.00 1.00 1.00

12/23/14

0.53 3.89 0.59 0.85 0.35 0.91 1.00

01/12/15

0.63 4.5 0.66 0.85 2.4 0.47 0.94 0.79

01/23/15

1.17 7.58 3.56 0.53 3.63 0.52 3.28 0.57

02/02/15

0.72 35.7 25 0.30 1.12 0.97 1.00

02/25/15

2.22 15.58 8.63 0.45 1.36 0.91 5.66 0.64

03/06/15

1.1 2.36 1.00 1.35 0.43 0.17 0.93

Total Volum e Reduction from C 6 5 .3 9 % 7 6 .0 5 % 7 5 .3 3 %

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Rainwater Harvesting System

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Runoff from RWH

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Water Savings RWH

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Rainwater Harvesting for Small Farms in Algeria

 FAO funded project  Three manuals on

rainwater harvesting and irrigation water conservation

 Strategic plan for

integration of rainwater harvesting in the national water plan

 Two built demonstrations

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Stream Restoration

 Due to erosion and its effects, historically

engineers have channelized and destroyed the ecology and function of streams along with the streams riparian vegetation.

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Natural Channel Approach

 Dimension  Pattern  Profile

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Natural Channel Approach

  • 20
  • 58.92
  • 98.34
  • 121.624
  • 161.073
  • 223.81
  • 247.035
  • 286.547
  • 309.740
  • 349.283
  • 372.446
  • 412.02
  • 435.151
  • 463
Designed stream1 Plan: Plan-Designed1 4/16/2012 Legend WS Q1.5Y WS Q10Y WS Q100Y Ground Bank Sta

 Dimension  Pattern  Profile

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Study Site

Control Section

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Water Reuse: Greywater

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Greywater multi-level filtration

1.0E-01 1.0E+ 00 1.0E+ 01 1.0E+ 02 1.0E+ 03 1.0E+ 04 1.0E+ 05 Raw CR-F M-F C-F UF UV RO

Total Coliform Rem oval ( CFUs/ m l)

Series1 Series2 Series3 Series4 Series5 Series6

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BOD-ANN prediction for GAC-MI-ME effluent

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Water Reuse: A/C Condensate

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Water Reuse: A/C Condensate

R² = 0.9054 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900

Sim ulated condensate data( l)

Observed condesate data( l)

I LAN-ACON ( PNN)

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Impact of Climate Change on Dallas Stormwater Network

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Conclusions

 It is necessary to approach water the water cycle

as whole in management strategies at city, watershed or country scale

 Such approach requires field data, modeling and

research-based answers to be implemented

 Research-based strategies developed need to

include stakeholder feedback to succeed

 Findings need to be integrated in academic

curriculums and spread through extension programming

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Fouad H. Jaber, PhD, PE

Associate Professor and Extension Specialist Biological and Agricultural Engineering Texas A&M AgriLife Extension Dallas Research and Extension Center

f-jaber@tamu.edu 972-952-9672

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