Site History of NABORS Landfills Mountain Home, Arkansas conference... · Floyd Cotter, PE July 12,...
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Floyd Cotter, PE July 12, 2016 Site History of NABORS Landfills Mountain Home, Arkansas
Transcript of Site History of NABORS Landfills Mountain Home, Arkansas conference... · Floyd Cotter, PE July 12,...
FloydCotter,PEJuly12,2016
Site History of NABORS LandfillsMountain Home, Arkansas
Introduction
• ExaminationoftheissuesthatledtotheStateofArkansastakingoverthesiteandspending$20Milliononclosureandcorrectivemeasures.
Location Map
Aerial Photo
Landfill Disposal Units
Area1-2
Area1-3
Class4
Area1-1Class4
Site History
• Originallypermittedin1979• OwnedbyRLHuntil2006• PurchasedbyNorthwestArkansasRegionalSolidWasteManagementDistrictin2006
• LastreceivedwasteNovember2012
NABORS 13 County Region
Site Issues Leading to 2012 Bankruptcy
• OriginalPurchasePrice/DebtLoad• CorrectingOverfill• ExpensiveLeachateDisposal• GroundwaterContamination• DecliningWasteReceipt• Damco TireBalingSite
Original Purchase Price
$12Millioninbonddebtwasrequiredfororiginalpurchaseandinitialcellconstruction
Purchasepriceincludedlandfillandhaulingcompany
2006thesitereceivedapproximately90,000tons
Area1-2wasoverfilledatthetimeofpurchase
Overfill Area 1-2
Class 4 Overfill
Total Site Overfill
• Approximately230,000CubicYards
Leachate Disposal
• Leachatehastobetransported125milestoSpringfieldMofordisposal
• Costfortransport/disposalisapproximately$0.26Pergallon.
• Sitegeneratedover1,500,000gallonsin2012
Groundwater Contamination
• TypicallowlevelsofVOCs• Causedbylandfillgasmigration• AssessmentofCorrectiveMeasuresconcludedthataLFGcollectionsystemisrequired.
Declining Waste Volume
• WesternCountiescouldobtaincheaperdisposalatotherlandfills
• NABORShadflowcontrolauthoritybutchosenottoenforceit
• 2006WasteReceiptapproximately90,000tons• 2012WasteReceiptapproximately38,000tons
Damco Tire Site
Damco Tire Site
• Notaclearunderstandingofcontractlanguage• Companyprovided“BalingServices”notdisposal• IndividualconstructingthepondpassedandseveralyearsofbaledtirearenowresponsibilityofNABORS
Damco Tire State
2012
• Filedforbankruptcy• Defaultedon$12milbonds• Closedthelandfill
2014
• InresponsetomountingpressurefromCitizensforCleanWater,ArkansasLegislatureauthorizedfundstoproperlyclosethesite.
• BankruptcycourtruledthatNABORScannotgobankrupt.
• NABORSisanentitywithtaxingauthorityandhavenotexhaustedallavenuesforgeneratingrevenue.
• Courtappointedareceivertodeviseaplan
Current Condition
• Engineersestimateforclosure/correctivemeasuresis$15,900,000
• Original$12,000,000inbonddebtremains• Citizensofthestateand/orNABORSarelikelytofacetaxincreasestopaybills
• Closureconstructionisexpectedtobeginsoon
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