•Geosyntecscientistspioneeredtheuseofbioaugmentationtoenhancebiologicalprocessesingroundwater•SiREM,adivisionofGeosyntec,hasdevelopedandcommercialisedmultiplebiologicalculturesthatefficientlydegradespecificcontaminantgroups,nowavailableinAustralia•Geosyntecscientistsandengineersareactiveinappliedresearchanddevelopmentonvariousaspectsofbioremediationdesign,includingtheuseofpartitioningdonorstoenhancebiodegradationofNAPLs,developmentofmolecularbiologicaltools,bioremediationofemergingcontaminants,andenhanceddistributionofelectrondonorsinlowpermeabilityunitsusingelectrokinetics.
http://practices.geosyntec.com/bioremediation
Bioremediation
GeosyntecledthedevelopmentofasuccessfulgroundwaterremediationstrategyatAberdeenProvingGround.WedevelopeddetaileddesignsforsixsitesandassistedinnegotiationswithregulatorstoachieveAgencyapprovals.
Sustainable Solutions. Partner-Level Involvement.Geosyntecisareliablepartnerforcreative,costeffectiveandsuccessfulsolutionsbecauseweapproachremediationwithanenvironmentalmanagementperspective.Foreachclient,wedevelopaclearunderstandingofhowtoachievebest-valueoutcomesusingthemostappropriatetechnologiesandmanagementstrategiesforeachproject.
Innovative Technologies. Practical Applications.Ourprofessionalssetthestandardforengineeredcontrolofprocessesforenvironmentalremediation.Fromadvancedvapourintrusionevaluationstrategiestosophisticatedbioaugmentationtechniquesandbeyond,Geosyntecdeliverspracticalenvironmentalmanagementsolutionsthatmeetproject-specificneedsandachieveourclients’objectives.
Research Leaders. First-to-Field.Geosyntecscientistspioneeredtheuseofbioaugmentationtoprofoundlyrefashioninsitubiodegradationprocessesingroundwater.OurscientistsareactiveinappliedresearchanddevelopmentwiththeDODESTCPandSERDPprograms,NASA,theUniversityofWesternAustralia,theUniversityofToronto,andothersontopicssuchasbioremediation,metalsbiogeochemistry,reactivemetals,chemicaloxidation,wastewatertreatment,vapourintrusion,andthetreatmentofenergetic,chlorinatedandrecalcitrantcompoundsanddensenonaqueousphaseliquids.
Our skill and experience implementing in situ bioremediation creates high-value
solutions to complex groundwater and soil contamination and related issues at lower cost than competing approaches.
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Geosyntec has been at the forefront of developing bioremediation as a sustainable alternative low-cost treatment technology.
Client Service. Project Solutions.AtGeosyntec,ourvisionofsuccessbuildsonalong-heldbeliefthatexceptionalclientservicecoupledwithexceptionalprojectsolutionswillresultinlong-termbusinessrelationshipsofmutualreward.Wesupportourclientserviceandprojectsolutionsapproachthroughaninternalcultureoftechnicalexcellenceandcollegialrelationships,commoncommitmenttoourcorevalues,andtheinnovationandpracticalthinkingourstaffbringtoeveryassignment.
http://practices.geosyntec.com/bioremediation
Our Experience Benefits Your Project ResultsPROJECT SABRE (SOURCE AREA BIOREMEDIATION), UNITED KINGDOMGeosyntecwasakeymemberofthismulti-milliondollarcollaborativeresearchproject,whichwasdesignedtodevelopanddemonstratethatenhancedanaerobicbioremediationcanresultincost-effectiveandquantifiabletreatmentofchlorinatedsolventDNAPLsourceareas.Geosyntec’sroleontheprojectincludeddesigningtheinsitutestcellandconductingbench-scalemicrocosmbatchandcolumnstudiestosupporttheprojectdesign.ThisprojectwasinstrumentalinadvancingthestateofthescienceandpracticeofDNAPLsourceareabioremediation,andhasresultedinpublicacceptanceoftheabilityofbioremediationtoeffectivelytreatDNAPLsources.FULL-SCALE BIOREMEDIATION OF PCE DNAPL SOURCE AREAS AND PLUME, SYDNEY, NSWGeosyntecdesignedandprovidedtechnicalsupportduringimplementationandoperationofapilottrialandfull-scaletreatmentofthreeseparatePCEDNAPLsourcesandthedowngradientplume(operationofthesystemwascompletedbyAECOMPtyLtd).ThebioremediationsystemsuccessfullytreatedPCEconcentrationsover100mg/L,andenhancementofdissolutionoftheDNAPLmasswasdemonstrated.Intheareaofthepilottrial,theplumedowngradientoftheDNAPLsourcereducedtonon-detectconcentrationsinlessthantwoyearsafterinitiationoftreatment.BIOREMEDIATION OF MULTI-CONTAMINANT, CHLORINATED SOLVENT PLUME IN GROUNDWATER, BOTANY, NSWGeosyntecdesignedandoversawfourpilottrialsforasiteinBotany,NSW(operationofthepilottrialswascompletedbyURSAustraliaPtyLtd),whichdemonstratedtherobustnessofEISBfortreatmentofhighconcentrationsofmixedchlorinatedsolventsinacomplexandchallengingenvironment(groundwaterpHbetween4.5to5.5,highorganiccontentsoilandthushighsorbedmass,highmassflux,heterogeneoussoilenvironment).EngineeringcontrolssuchasmixinganddilutionwereusedtoovercomeinhibitionissuesrelatedtohighconcentrationsofcertainVOCs(biodegradationwassuccessfullystimulatedatconcentrationsof1,000mg/L1,2-DCAandupto5mg/Lchloroform).Biodegradationtoinnocuousendproductswasachievedanddesorptionofmassfromthesoilwasenhanced.Estimatedmassdegradedwassomewherebetween3,800to11,000kgoftotalVOCmassbiodegradedoveran18monthperiod,atratesofupto60kg/day.Concentrationreductionsofupto99%ofinfluentconcentrationswereseenandcontaminantdegradationhalf-livesontheorderofhourstodayswereachieved.AlsodemonstratedwastheabilitytoreversetheinhibitoryeffectofhighDCAconcentrationsandstimulategrowthofnaturalmicrobialcommunitiesinpreviouslyinhibitoryenvironments.ELECTROKINETICALLY-ENHANCED BIOREMEDIATION OF A PCE SOURCE ZONE AT A FORMER INDUSTRIAL FACILITY, DENMARKElectrokinetically-enhancedbioremediationwasdemonstratedinaPCEsourcezonelocatedwithinaclaytillataformerindustrialsiteinDenmark.Thepilottestsuccessfullyconfirmedthepositivebench-scaletestingresults,testedtheengineeringdesignoftheelectrodesandelectrondonorrecirculationanddeliverysystems,measuredsite-specificelectrondonormigrationrates,andconfirmedthattheappliedvoltagefielddidnotadverselyimpactmicrobialgrowthandactivity.Migrationoftheelectrondonorfrominjectionpointstoallmonitoringwellswasobservedwithindaysasaresultofapplicationoftheelectricalfield.Rapidincreasesindaughterproductconcentrationswasobservedasaresultoftheenhancedelectrondonordistribution.Etheneformationwasobservedinpostapplicationmonitoring,indicatingmicrobialactivitywasnotadverselyimpactedandthedistributionoftheaugmentedculturewasenhancedbytheapplicationoftheelectricalfield.BIOREMEDIATION OF ENERGETIC CONSTITUENTS INCLUDING PERCHLORATE AND NITROAROMATICSBeginningin1999,Geosyntechaspioneeredthedevelopment,demonstration,andvalidationofbioremediationasacost-effectiveremediationtechnologyfortreatmentofenergeticconstituentsincludingperchlorateandnitroaromatics.Geosyntecwasthefirsttodemonstratetheuseofbioremediationtechniquestotreatperchlorate-impactedsoilsandgroundwaterinsitu.Todate,GeosyntechascompletedfieldapplicationsatdozensofsitesandwasawardedtheprestigiousProjectoftheYearawardfromtheStrategicEnvironmentalResearch&DevelopmentProgram(SERDP)operatedbytheUnitedStatesDepartmentofDefenseforitsresearchanddevelopmentefforts.
For More InformationGarry [email protected]
Julie Konzuk +1(519)[email protected]
David Reynolds0439981402or+1(519)[email protected]
Dave Major+1(519)[email protected]
About GeosyntecGeosyntecConsultantsisaconsultingfirmwithengineers,geologists,environmentalscientists,andothertechnicalandprojectstaffbasedinofficesintheUnitedStates,Australia,Canada,Ireland,Malaysia,andtheUnitedKingdom.Weaddressnewventuresandcomplexproblemsinvolvingourenvironment,naturalresources,andcivilinfrastructure.
Formoreinformationvisit:http://www.geosyntec.com