mpca green and sustainable remediation initiative june 3, 2014 sustainable remediation roundtable...
TRANSCRIPT
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MPCA Green and Sustainable Remediation Initiative
June 3, 2014 Sustainable Remediation RoundtableWashington, D.C.
Rebecca A. Bourdon, PGHydrogeologist
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Contaminant risk mitigation decision making cognizant of environmental effects, community goals and economic impacts.
PRPs GSR Definition
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01.02Toolkit for Greener Practices
07.09ARRA LUST Green BMPs
07.10LUSTFund-Financed Contract Language
07.12LUSTGSRGuidance
5.13PRP GSREvaluation Project
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MPCA's GSR Evolution
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ITRC GSR Products Overview Document
Green and Sustainable Remediation: State of the Science and Practice (GSR-1, 2011)
Technical & Regulatory Guidance Document:Green and Sustainable Remediation: A Practical Framework (GSR-2, 2011)
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ASTM Greener Cleanups Guide
Published November 2013
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VOLUNTARY
EVOLVING
CASE STUDIES
PRP Guidance 1-10
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Evaluation Project
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15 PMS12 HYDROS3 QUESTION
SURVEY
2 WEEKS3 MEETINGS1 HR EACH
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Tools Selection In
crea
sing
Too
l Co
mpl
exity
and
Dat
a N
eeds
LEVEL 2
BMPs + Simple Evaluation
LEVEL 1Best Management Practices (BMPs)
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Data, Assumptions, Calculations
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Option 1Purchase & Demo
Building
Option 2LIF, Excavate Source Area & Monitoring
(2 yrs)
Option 3LIF, Dual-Phase
Extraction & Monitoring
(1 yr post-CA)Environmental ImpactTotal GHGsIn Metric Tons
11.66 14.91 17.62
Economic Impact$140,000*Land & Bldg *Assessed Value (2012) $86,300Market Value (2012) $69,400
$95,000 $95,000
Social Impact Degree of Difficulty to Implement Degree of Disturbance
Difficult High
Moderately Difficult Low to High
Moderately Difficult Low to Moderate
Green and Sustainable Remediation Quantitative Evaluation
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MEASUREMENTImpact
Purchase & Demo LIF, Exc &
Mon LIF, DPE & Mon
0
20
40
60
80
100
120
140
GHGs
Dollars (K)
11.66 14.91 17.62
140
9595
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Option 1Sub-Slab
DepressurizationAnd
Sanitary Sewer Lining
Option 2Basement Filling
AndSanitary Sewer Lining
Option 3Source Area Excavation
AndSanitary Sewer Lining
Environmental ImpactTotal GHGs (metric tons)
1.8 16 37,007
Economic Impact
Costs to-date:$98,180.22
$71,100 $169,320 $345,090
Social Impact Degree of Difficulty to Implement Degree of Disturbance Degree of Stakeholder Preference
Low Low Moderate
Moderate Moderate to High High
High High Low
Important Message: The Project Team notes closure is anticipated post corrective action, but is not guaranteed until confirmation indoor air monitoring and other considerations are satisfied.
Green and Sustainable Remediation Quantitative Evaluation
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Sustainable Remediation - Environmental Footprint Summary (SiteWise)
Phase ActivitiesGHG Emissions Total Energy Used Accident Risk
Fatality Accident Risk Injury
metric ton MMBTU
Component 1
Consumables 0.12 2.5E+00 NA NA
Transportation-Personnel 0.69 8.7E+00 1.9E-05 1.5E-03
Transportation-Equipment 0.13 1.8E+00 7.3E-07 5.9E-05
Equipment Use and Misc 0.84 1.2E+01 0.0E+00 0.0E+00
Residual Handling 0.00 0.0E+00 0.0E+00 0.0E+00Sub-Total 1.78 2.45E+01 1.97E-05 1.59E-03
Component 2
Consumables 14.40 1.0E+02 NA NA
Transportation-Personnel 0.79 9.9E+00 1.3E-05 1.0E-03
Transportation-Equipment 0.38 5.0E+00 9.1E-07 7.3E-05
Equipment Use and Misc 0.00 0.0E+00 0.0E+00 0.0E+00
Residual Handling 0.00 0.0E+00 0.0E+00 0.0E+00Sub-Total 15.56 1.14E+02 1.40E-05 1.12E-03
Component 3
Consumables 92.89 1.3E+03 NA NA
Transportation-Personnel 0.66 8.3E+00 1.8E-05 1.5E-03
Transportation-Equipment 0.09 1.2E+00 2.2E-07 1.8E-05
Equipment Use and Misc 0.38 5.7E+00 2.1E-06 5.4E-04
Residual Handling 36,912.87 6.2E+02 1.3E-05 1.0E-03Sub-Total 37,006.88 1.93E+03 3.34E-05 3.06E-03
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Component 1
Component 2
Component 3
Component 4
0.00
5000.00
10000.00
15000.00
20000.00
25000.00
30000.00
35000.00
40000.00
GHG Emissions
Residual HandlingEquipment Use and MiscTransportation-EquipmentTransportation-PersonnelConsumablesM
etric
Ton
s
Component 1
Component 2
Component 3
Component 4
0.00E+00
5.00E+02
1.00E+03
1.50E+03
2.00E+03
2.50E+03
Total Energy Used
Residual HandlingEquipment Use and MiscTransportation-EquipmentTransportation-PersonnelConsumables
MM
BTU
Component 1
Component 2
Component 3
Component 4
0.00E+005.00E-061.00E-051.50E-052.00E-052.50E-053.00E-053.50E-054.00E-05
Accident Risk - Fatality
Residual HandlingEquipment Use and MiscTransportation-EquipmentTransportation-Personnel
Risk
of F
atal
ity
Component 1
Component 2
Component 3
Component 4
0.00E+005.00E-021.00E-011.50E-012.00E-012.50E-013.00E-013.50E-014.00E-014.50E-015.00E-01
Accident Risk - Injury
Residual HandlingEquipment Use and MiscTransportation-EquipmentTransportation-Personnel
Risk
of I
njur
y
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DRIVE
Toward SustainabilityUsing Better-Informed Decision-MakingAnd Demonstrable Impacts