Building lifetime relationships

with our clients and employees.

Using GIS to Manage and Analyze a LandfillMike Michels, Vice PresidentAaron Weier, GIS Director

March 6, 2015

Overview

• GIS to Manage Data

• GIS to Analyze Leachate and Temperature in

LFG Wells

• GIS to Analyze Gas Flow in LFG Wells

• GIS for Environmental Compliance

• GIS in the Field

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Building lifetime relationships

with our clients and employees.

GIS to Manage Data

March 6, 2015

Finding Your Boring Log is Easy

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Differentiating Active and Inactive Wells

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Compare Ground Surface to Top of Well from Boring Log

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Where are the Horizontals Gas Collectors in Relation to Verticals?

2D: Appears to be some

overlap

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3D: Reveals

depths and

no overlap

Where is the Asbestos Buried? Can we Drill LFG Wells Above Them?

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Building lifetime relationships

with our clients and employees.

GIS to Analyze Leachate and Temperature in LFG Wells

March 6, 2015

Where is Leachate Blocking Gas Flow?

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© 2014 Cornerstone. All rights reserved.

Alternate Option

2D and 3D Leachate Levels

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4th Dimension - Leachate Levels Over Time

Hover on image and click play.

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Temperatures in LFG Wells

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Building lifetime relationships

with our clients and employees.

GIS to Analyze Gas Flow in LFG Wells

March 6, 2015

2D Gas Flow

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3D Gas Flow

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2D & 3D Gas Flow with Methane Colors

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Building lifetime relationships

with our clients and employees.

GIS for Environmental Compliance

March 6, 2015

Using GIS to Analyze Surface Emissions

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Surface Emission Monitoring Points

Interpolated surface showing

potential hot spots across

landfill.

Seeing hot spots across the landfill will help

identify potential sources of odor, lack of soil

cover, and areas for new wells

When Was LFG Well 23 Last Inspected?

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How Many Wells Have Not Been Inspected Since DD/MM/YYYY?

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What Wells Have Oxygen Exceedances?

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Building lifetime relationships

with our clients and employees.

GIS in the Field

March 6, 2015

2004

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2012

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Smart Phones/Tablets in the Wellfield

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Building lifetime relationships

with our clients and employees.

How Can GIS Deliver More LFG to Energy ?

March 6, 2015

Recent Trends

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LFG to Energy - Startups Per Year

Direct Electricity HBTU

LFG to Electricity – Prime Movers

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Recent Trends - Electricity

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LFG to Electricity Trends

Annual Capacity Installed # of Projects Started Up

Medium BTU LFG to Energy

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Recent Trends – Medium BTU

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LFG to Low BTU Trends

Annual Capacity Installed # of Projects Started Up

High BTU LFG to Energy

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Recent Trends – High BTU

© 2014 Cornerstone. All rights reserved35

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LFG to High BTU Trends

Annual Capacity Installed # of Projects Started Up

HBTU to CNG Example Revenue

• RCNG or RLNG

• Sell RNG for 65% of the

cost at the Chicago

Pump = $1.82/GGE or

$14/MMBTU +

• Collect RIN’s for

$1.50/GGE or

$17/MMBTU

• Results in $31/MMBTU

• LCFS –California

• Sell for $4/MMBTU

• Clean Truck & Bus

Program – CA

GIS and LFGTE

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Thanks for watching!

If you’re interested in learning more about GIS

and Cornerstone’s other services, please visit

our website at www.CornerstoneEG.com.

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