“Innovation & Performancein

Irrigation Management”

www.etwater.com

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution 2

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Agenda• Landscape Water Conservation Technology• Drivers..

� Water used in landscapes – 20-40% vs.. conventional systems� Reduction in runoff and other visible water waste� Improved plant health and vitality� Increased management efficiency � Utility subsidization� Compelling ROI

• Barriers..– Paradigm shift from conventional irrigation management– Lack of trust– Training/education/adoption lags technology– Participation is voluntary

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1. CS Energy Policy RepoWA “End Uses of Water”

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Fast Facts about ETwater• Founded in 2002

– Celebrating 10 years leading innovation and water savings• Planned and Consistent Growth– 2012 volume up 70% over 2011– Staff growth of 40% since 2010– Expanded from regional to national sales & distribution since 2011

• Numerous new products and services in 2011 and 2012– Hardware: HermitCrab; Rain Bird 50-pin Panel – Software: At-a-Glance Dashboard; Budgeting Tools

• “Reshored” manufacturing to USA from China in 2011 • 95% annual customer retention rate

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

1. User enters landscape profile online, saved in cloud

2. Local weather stations capture weather and rainfall data

3. ETwater servers compute EvapoTranspiration and daily irrigation schedules

4. Field-based smart controllers connect wirelessly with servers to exchange schedules and data

5. Smart controllers execute daily irrigation schedules

How the ETwater System Works

5.

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1.

2.

3.

4.

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

EvapoTranspiration (the ET in ETwater)

• ET is the loss of water from the earth & plants to the atmosphere– Evaporation from ground– Transpiration from plants

• ET changes as weather changes• Different plants have different ET

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© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Case Study: Denver Campus

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• 37% reduction in annual water use after installation of ETwater

• Reduced water consumption moved client into lower billing tiers

• 64% dollar savings on annual water bill, from $46,000 $16,500

2010 2011

1,000s of gallons 8531 5360

5001,5002,5003,5004,5005,5006,5007,5008,500

Annual Water Consumption (1,000’s gallons)

Land

scap

e W

ater

use

(1

,000

’ gal

)

2010 2011

Annual Water Bill 45906.7 16494.8

$5,000

$15,000

$25,000

$35,000

$45,000

Annual Water Bill ($$)Tiered pricing accelerates savings

Annu

al W

ater

Bill

in $

$

8.5mm gal

5.3mm gal

$46,000/yr

$16,500/yr

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Managing Runoff & Other Water Waste

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1. CS Energy Policy RepoWA “End Uses of Water”

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Improved Plant Health & Vitality

• Apply the right amount of water at the right time• Improved drought tolerance/disease resistance• Increased aesthetics• Increased property values

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1. CS Energy Policy RepoWA “End Uses of Water”

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Monitor & Manage from Any Connected Device

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© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Utility Incentives/Rebates

• Southern Nevada Water Authority– $200 per controller (not to exceed 50% of cost)– Turf replacement incentives

• Denver Water

• 25% of purchase price of qualifying controller• $2 per nozzle for high efficiency sprinkler nozzles

• Aurora, Colorado• Irrigation efficiency rebates with water audit• Turf replacement/landscape modification incentives

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1. CS Energy Policy RepoWA “End Uses of Water”

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Compelling ROI

• 20% - 40% reduction in landscape water use• Capital cost recovery in 2 watering seasons – possibly less

• 50% (or more) of urban water use tied to landscape• Reduction in embedded energy cost• Subscription models supported through sustainable

water savings• Remote management > increased labor efficiency• Server-based architecture > continuous product

enhancement

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1. CS Energy Policy RepoWA “End Uses of Water”

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Landscape Water Conservation Technology

• Barriers to adoption

Departure from conventional irrigation management Training/education/adoption lags technology Building trust/confidence takes time Early adopters tend to be scarce Participation is voluntary Water restrictions without alternatives to fixed day watering

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1. CS Energy Policy RepoWA “End Uses of Water”

© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Benjamin FranklinPoor Richard's Almanac

1746

“When the well's dry, we know the worth of water.”

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© 2012 ETwater Systems, Proprietary and Confidential – Not for Distribution

Thank You

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