DOCUMENT
Reclamation Glossary
2240 definitions by U.S. Department of the Interior, Bureau of Reclamation

24-Hour Warning PointAberrantAbioticAbsolute PressureAbsorbed DoseAbsorbed WaterAbsorptionAbsorption FactorAbutmentAccelerationAccelerogramAcceptable Daily IntakeAccess ChargeAccess Control PointAccess ShaftAccident AssessmentAcclimationAccretionAccuracyAcellular VaccineAcidicAcidifiedAcid RainAcre (ac)Acre-Foot (ac-ft)Activated CarbonActive CapacityActive Earth PressureActive FaultActive TransportActivityAcuteAcute ExposureAdaptationAdditive EffectAdhesionAditAdsorbateAdsorbed WaterAdsorbentAdvanced Decision Support SystemAdvisory Council on Historic PreservationAeolian DepositsAeolian (Eolian)AerateAerationAerial CoverAerobicAffected EnvironmentAfterbay Dam (Reregulating Dam)Afterbay (Tailrace)Age Tank (Day Tank)AggradationAggregateAgricultural DrainageAgrochemicalAir QualityAir release valveAir SlakingAir-Space RatioAir-Void RatioAir WavesAlert (Automated Local Evaluation in Real Time)AlevinAlgaeAlgae BloomAlgicideAlkaliAlkali-Aggregate ReactionAlkalineAlkali-Silica ReactionAlkali-Silicate/Silica ReactionAllelopathyAllochthonousAllopatricAllowable Bearing CapacityAllowable Pile Bearing LoadAlluvialAlluvial FanAlluviumAlternating CurrentAlternativesAmbientAmbient TemperatureAmbursen DamAmmoniumAmperageAmpere (Amp)AmperometricAmphibianAmplificationAnadromousAnaerobicAncillary ServicesAndesiteAngle of external friction (Angle of Wall Friction)Angle of internal friction (angle of shear Resistance)Angle of ObliquityAngle of ReposeAngle of Wall FrictionAngler-DayAnionAnisotropic MassAnisotropyAnnex (Functional)Annual Energy CostAnnual Failure ProbabilityAnnual InspectionAnnualized Loss of LifeAnnual Load FactorAnnual Operating CostAnnual Work PlanAnnular SpaceAnodeAntecedent FloodAnticlineApplication EfficiencyApplied water (Delivered Water)Appraisal EstimateAppraisal Level of DetailApproach ChannelAppropriationAppropriativeAppurtentant StructuresApron (Fore Apron)Aquatic AlgaeAqueductAqueousAquicludeAquiferArableArable LandArchaicArch DamArcheologyArch-Gravity DamArchimedean ScrewArchingArea-Capacity TableArea of Influence of a WellAridArroyoArtesian WellArtifactArtificial DrainsArtificial RechargeAssociated FacilityAssociation of Boards of CertificationAsymmetricAtmospheric PressureAt-Rest Earth PressureAttenuationAtterberg Limits (Consistency Limits)Attribute SurveyAuthorizationAuthorized Reclamation ProjectAuthor's SignatureAutomatic Generation ControlAuxiliary EquipmentAuxiliary SpillwayAvailable CapacityAverageAverage Annual RunoffAverage Degree of ConsolidationAverage EnergyAverage Year SupplyAverage Year Water DemandAxisAxis of DamAxis of Dam (Concrete)BackfillBackfill ConcreteBackflowBackfurrowBack PressureBacksiphonageBackwaterBaffleBaffle Block (Dentate)BailerBalanced Head ConditionBall-MillingBank FullBank StorageBarrage (Gate-Structure Dam)BarrelBasaltBaseBase CourseBase ExchangeBase FloodBase Flood PlainBase FlowBaseline (Condition or Alternative)Baseline ProfileBaseloadBaseloadingBaseload PlantBase Safety ConditionBase Width or ThicknessBasin Runoff ModelBasin StatesBatterBeachingBear-Trap GateBeddingBedding PlaneBed ElevationBed LayerBedloadBed LoadBed-Load DischargeBed MaterialBed-Material DischargeBedrockBehaviorBellBenchBench MarkBendBeneficial UseBeneficiaryBenefit-Cost Ratio (B/C)BenthicBenthosBentonitic Clay (Bentonite)BermBest GateBiennialBinder (Soil Binder)BinomialBioaccumulationBioassayBioassimilationBiological DiversityBiological GrowthBiological Magnification (Biomagnification)Biological Opinion (BO)Biological ProcesseBiomassBiosphereBiotaBiotic PotentialBiotic PyramidBiotopeBiotopeBiotypeBlackoutBlack WaterBladeBlastBlasting MatsBlockloadingBlue TopsBonnetBonneville Power AdministrationBorderline SoilsBorrowBorrow PitsBoulderBoulder ClayBox GirderBrackishBrake HorsepowerBranchBreachBreach HydrographBrecciatedBreccia (Volcanic Breccia)Breeding DensityBreeding PotentialBreeding RateBridge, Class ABridge, Class BBritish Thermal Units (Btu)BrownoutBucketBudget Review CommitteeBuffer strips (filter strips, vegetated filter strips, grassed buffers)Built EnvironmentBulkheadBulkhead GateBulkingBurdenBureau of Indian AffairsBureau of Land ManagementBureau of Reclamation (USBR, Reclamation, BOR)BusbarBus (buswork)Butterfly ValveButt Joint (Open Joint)Buttress DamCairnCaissonCalciteCaldera (Crater)CamberCanalCanal HeadworksCanal PrismCandidate SpeciesCapabilityCapable FaultCapacityCapillary action (Capillarity)Capillary attraction (Capillary Force)Capillary attraction (Capillary Force)Capillary Fringe ZoneCapillary HeadCapillary MovementCapillary RiseCapillary WaterCapital CostsCapital InvestmentCarnivoreCarry OverCartographyCasingCatastropheCatchCatchment BasinCategory 1Category 2Category 3CathodeCathodic protectionCationCaulkCavitationCavitation DamageCelsius (C), (°C)Central FlywayCentrifugal PumpCertification SignatureCertified Water RightChamferChannelChannel Margin DepositsCheck DamChecked SignatureCheck StructureCheck ValveChimney DrainChippingChironomidChisel PlowingChlorinationChuteCipolletti weir (Trapezoidal Weir)Circle of InfluenceCircuitCircuit BreakerCircuit MileCirqueCisternCivil Defense AgencyCladophoraClam Shell GateClass (Pipe and Fittings)ClayClay SizeClearanceClearingClimateClimatic YearCoarse Gravel ProtectionCoaster GateCoatingCobble (Cobblestone)Coefficient of ConsolidationCofferdamCogeneratorCohesionCohesionless Materials (Cohesionless Soil)Cohesive SoilCold jointCold-Water FisheryColiformCollarCollaringColloidal ParticlesColloidal SuspensionColluviumCombined Cycle PlantCommercial OperationCommercial River TripCommercial User DayCommercial Water UseCommon ExcavationCommon MaterialCommunityCommunity CohesionCompacted BackfillCompacted EmbankmentCompactionCompaction Curve (Proctor Curve, Moisture-Density Curve)Compaction TestComposite Power ValueComprehensive Facility ReviewCompressibilityCompressionCompression CurveConcentrated Flow PathConcrete LiftConcussionCondensationConditionally PoorConductorConduitCone of Influence (Cone of Depression)Confined AquiferConfined SpaceConfluenceConglomerateConifersConjunctive UseConnectionConsequencesConservationConsistencyConsolidationConsolidation CurveConsolidation GroutingConsolidometerConstant Angle Arch DamConstant Radius Arch DamConstruction JointConsumer SurplusConsumptive UseConsumptive Water UseContact GroutingContact LoadContainment leveeContaminantContiguousContingenciesContingent ValuationContinuous-Flow IrrigationContourContour DitchContour FarmingContour FloodingContour MapContour PlowingContour Strip FarmingContracted WeirContraction JointContract RateControl AreaControl jointControlled Low Strength MaterialControl Structure (Control House)Conventional TillageConveyance Loss (Distribution Loss)Conveyance System SfficiencyConveyorCooperative AgreementCooperative Electric UtilityCoordinated OperationCoordinationCorduroyCore DrillCore (Impervious Core or Impervious Zone)Core WallCorrelationCorrosionCost AllocationCost-Benefit AnalysisCost EffectivenessCouleesCoulombCover CropCoyote HolesCrazingCreepCrestCrest Elevation (Crest of Dam, Top of Dam, Dam Crest)Crest Gate (Spillway Gate)Crest length (Length of Dam)Crest StructureCrest Width (Top thickness)Crib DamCritical DepthCritical DischargeCritical FlowCritical HabitatCritical HeightCritical SlopeCritical VelocityCrop Irrigation RequirementCropping PatternCrop Root ZoneCrop RotationCrop SubsidyCrop Water RequirementCross-SectionCross-sectional areaCrownCrushed GravelCrushed RockCrusherCubic Feet Per Second (cfs or ft3/s)Cubic Foot Per Second (cfs or ft3/s)Cultural PatrimonyCultural Resource(s)CulvertCurb Stop (Curb Cock)Current (I)Curtain GroutingCurved Gravity DamCutCutoffCutoff Trench (Keyway)Cutoff WallCuttingCycleCyclingCyclopean DamCylinder GateDam FailureDam Failure HydrographDam FoundationDampingDamping RatioDam Safety DeficiencyDam Safety IssueDam TenderData Collection PlatformDataWebDatumDebris FanDebris FlowDecibelDecision CriteriaDecision MakersDecision MakingDeckingDecompositionDeed CovenantDeep PercolationDeficiency Verification AnalysisDeflagrationDeflationDeflectDeflectionDeformationDegradationDelayDelay PatternDeliveryDeltaDemandDemand SchedulingDemersalDemographicsDendriticDensityDependable CapacityDepletionDepositionDepth of CutoffDerrickDesalinizationDesertificationDesiccantDesiccateDesiccationDesignated FloodwayDesignated Frequency FloodDesign Basis EarthquakeDesigners Operating CriteriaDesign Response SpectraDesign SummaryDesign Water LevelDesign WindDesorptionDestratificationDetectionDetention DamDetonating CordDetonationDetonatorDetritusDeviator StressDewDewateringDew PointDiagnostic ToolDiaphragm PumpDiaphragm-Type EarthfillDiaphragm WallDiatomDifferential Head (Unbalanced Head)DigitizerDikeDilatancyDilutionDipDirect AccessDirect CurrentDirect RunoffDirect Shear TestDisasterDischargeDischarge CapacityDispersing AgentDispersionDisplacement PumpDissolveDissolved OxygenDistributionDistribution EfficiencyDistribution LineDistribution SystemDistrictDitchDiversionDiversion channel (Canal or Tunnel)Diversion DamDiversion InletDivertDivideDomeDomestic Water Use (Residential Water Use)Double Curvature Arch DamDownstream FaceDraftDrainageDrainage AreaDrainage BasinDrainage BlanketDrainage CurtainDrainage LayerDrainage systemDrainage well (Relief Well)DrawDrawdownDredgeDriftDrip irrigation (Trickle)Drop StructureDroughtDrum GateDry Unit WeightDry WellDuctilityDumpedDynamic CompactionDynamic EquilibriumDynamic PressureEarly Warning SystemEarly Warning System FeasibilityEarth dam (Earthfill Dam)Earth LiningEarth PressureEarthquakeEarthworkEasementEcologyEcosystemEddyEdison Electric InstituteEffective DiameterEffective ForceEffective Peak Ground AccelerationEffective PorosityEfficiencyEffluentEffluent LimitationElbowElectrical ConductivityElectrical DemandElectric Plant (Physical)Electric Power IndustryElectric Power SystemElectric UtilityElectromotive ForceElevationElongateEmbankmentEmbankment Dam or Fill DamEmergencyEmergency Action PlanEmergency Broadcast SystemEmergency Classification LevelsEmergency Evacuation ZonesEmergency ExerciseEmergency GateEmergency ManagementEmergency Management AgencyEmergency on-Scene Coordinator (Reclamation OSC)Emergency Operations CenterEmergency Operations Plan (State and Local)Emergency Program ManagerEmergency Reserve FundEmergency SpillwayEndangered SpeciesEndangered Species ActEnd moraine (Terminal Moraine)EnergyEnergy DissipatorEnergy Grade Line (Energy Line, Energy Gradient)Energy Policy ActEnergy SourceEnhancementEnhancement FlowEnsign ValveEntrainEntrainmentEnvironmentEnvironmental AnalysisEnvironmental AssessmentEnvironmental Impact StatementEnvironmental Protection AgencyEphemeral CreekEpicenterEpifaunaEpilimnionEquivalent Diameter (Equivalent Size)Equivalent FluidErodeErosionErraticEscarpmentEssential ElementEstheticsEstuaryEutrophicEutrophicationEvacuationEvacuation WarningEvaporationEvapotranspirationExamination ReportExcavationExcess CapacityExcess LandExchange CapacityExclusive Flood Control CapacityExempt LandExistence ValueExisting GroundExit ConferenceExotic SpeciesExpansionExpansion JointExploitExtirpated SpeciesExtradosExtrapolationFaceFacilitiesFacingFactor of SafetyFahrenheitFailureFailure Potential AssessmentFairFallFallowFarm Loss (Water)Fatal FlawFatality rateFaultFault-Block (Horst)FaultingFaunaFeasibilityFeasibility EstimateFeatherFederal Emergency Management AgencyFederal Energy Regulatory CommissionFederal OrganizationsFederal Power ActFederal Power CommissionFeldsparFetchField Capacity (Field Moisture Capacity)Field TileFillFilter Cake (Mud Cake)Filter (Filter Zone)Financial AnalysisFinding of No Significant ImpactFinesFinger DrainsFinished gradeFirm Energy (Power)Firm YieldFisheryFishingFish Ladder (Fishway)Fish WeirFish & Wildlife ServiceFixed Amount-Frequency SchedulingFixed Cone Valve (Howell Bunger Valve)Fixed-Wheel Gate (Fixed-Roller Gate, Fixed-Axle Gate)FlailFlangeFlap GateFlashboardsFlash FloodFlash Flood WarningFlash Flood WatchFlatironsFlat Slab or Slab and Buttress DamFleet AngleFlexible PipeFlingFlip BucketFloatable DaysFloatable FlowsFlocFlocculationFloodFlood BoundaryFlood Control CapacityFlood Control Pool (Flood Pool)Flood FrequencyFlood GateFlood HydrographFlood IrrigationFlood PlainFlood Pool IndexFlood RoutingFlood SeverityFlood Severity UnderstandingFlood StageFloraFlowFlowageFlow AugmentationFlow ChannelFlow CurveFlow FailureFlow LineFlow NetFlow SlideFluctuating FlowsFluctuating ZoneFlumeFlushingFluvialFluvialFly AshFood ChainFootFootingFoot-PoundForageForage FishForbForced OutageFordForebay (Headrace)ForepoleForeshoreForest ServiceFormationFormulation ProcessFossorial InsectsFoundationFoundation DrainsFoundation Material (Foundation Soil)Foundation SurfaceFoundation TrenchFracture (Joint)FreeboardFreezeoutFreeze-Thaw DamageFrench DrainFrequency Demand SchedulingFreshwaterFrictionFront End LoaderFrost ActionFrost HeaveFrost LineFroude NumberFryFuel Replacement EnergyFulcrumFull GateFull Irrigation Service LandFull PoolFurrowFuseFuse Plug SpillwayFuture WithoutGabionGabion DamGage HeightGaging StationGaining StreamGalleryGallonGalvanizeGantryGantry CraneGaseous SupersaturationGateGate Chamber (Valve Chamber)Gated PipeGated SpillwayGate GangerGate StructureGate ValveGauge (Gage)Gauge HeightGauge PressureGauging StationGenerationGeneration Dispatch and ControlGeneratorGenerator Nameplate CapacityGeohydrologyGeologyGeomorphicGeomorphologyGeophysicsGeotextilesGiant Salvinia (Salvinia Molesta)Gigawatt (GW)Gigawatt-HourGlacial MoraineGlacial StriationsGlacial TillGlacier (Ice Sheet)Global Positioning SystemsGneissGrabenGradationGraded StreamGrade (Pitch)GraderGrade StakeGradientGraniteGraniticGranodioriteGrappleGravelGravel BlanketGravelfillGravel SurfacingGravity Arch DamGravity DamGravity IrrigationGray WaterGridGrid OperatorGrizzly (Grizzlie)GroinGross Crop ValueGross GenerationGround-Fault Circuit InterrupterGround MotionGround Motion ParametersGround WaterGround water mining (Overdraft)Ground Water RechargeGround water tableGroutGrout BlanketGrout CapGrout Curtain (Grout Cutoff)GroutingGrowing SeasonGrubbingGuard Gate (Emergency)GullyingHabitatHalophyticHardnessHardpanHard WaterHarrowHarvestHatcheryHaul DistanceHazardHazard ClassificationHazardous MaterialsHazardous SubstancesHazardous Waste IndicatorsHazardous Waste SitesHeadHeadingHead LossHeadwallHeadwaterHeapHeaveHectareHeel of DamHerbicideHerbivoreHerpetofaunaHertz (Hz)HighHigh DamHigh HazardHigh-Pressure GateHoeHogbackHoistHollow Gravity Dam (Cellular Gravity Dam)Hollow-Jet ValveHomogeneous Earthfill DamHornblendeHornfelsHorsehead (False Set)HorsepowerHubHuman EnvironmentHumusHydrauconeHydraulic EfficiencyHydraulic FillHydraulic Fill DamHydraulic Fill StructureHydraulic Grade Line (Hydraulic Gradient)Hydraulic HeightHydraulicsHydricHydroelectric PlantHydroelectric PowerHydroelectric Unit (Hydrounit)HydrogeochemistryHydrogeologic ConditionsHydrogeologic CycleHydrogeologistHydrogeologyHydrographHydrographyHydrologic CycleHydrologic Unit CodeHydrologyHydrometHydrometeHydrometeorological ReportHydrophilicHydrophobicHydrostaticHyperconcentrated FlowHypocenterHypolimneticHypolimnionHyporheic ZoneHypsographyIchthyologyIgneousImpactImpellerImpermeableImperviousImpervious MaterialImpingeImplementation ProcessImpoundmentInactive Capacity (Inactive Storage)Incident Command SystemIncised StreamIncremental Loss of LifeIndependent Power ProducerIndependent System OperatorIndicatorIndigenousIndustrial Waste DamInfiltrationInfiltration GalleryInfiltration RateInflowInflow Design FloodInfluentInitial Responders (First Responders)Initial Seed ExaminationInlet Channel (Inlet Structure)InorganicIn SituInstalled CapacityInstitutionalized populationsInstream UsesInstrumentationIntakeIntake StructureIntangible FactorsIntensity ScaleInterconnected SystemInterflowInterlockIntermediate Seed ExaminationIntermittent CapacityIntermittent Stream (Seasonal Stream)Internal Combustion PlantInternal DrainageInternal ErosionInternal VibrationInterruptible DemandsInterruptible LoadIntersticeInterstitial FlowIntradosIntrusionInundateInundation MapInvertInvertebratesInvestor Owned UtilityIonIowa VaneIrretrievableIrreversibleIrrigable Acreage for Service (Irrigable Area for Service)Irrigable Area Not for ServiceIrrigable LandIrrigated AcreageIrrigationIrrigation CheckIrrigation DistrictIrrigation EfficiencyIrrigation RequirementIsochromeIsothermalIsotropic MassJeopardy OpinionJet-Flow GateJettingJetting PumpJettyJob Hazard AnalysisJoggingJoint Information CenterJoint Use CapacityJouleJurisdictionJuvenileJuvenile SalmonKiloKilovoltKilovolt-AmpereKilowattKilowatt-hourKinetic EnergyLaccolithLacustrine HabitatLaggingLagomorphsLaminar FlowLand ClassificationLandfillLandholderLand OwnershipLand RetirementLandslideLateralLateral MoraineLavaLeachLeachateLeachingLeaching Field (Leaching Cesspool)Leaching RequirementLead TimeLeakageLease of Power PrivilegeLeft or Right DesignationLegLeveeLevelLevel of protectionLiftLift LineLimestoneLimnological ConditionsLimnologyLineamentLine ItemLiningLiquefactionLiquid LimitLittoralLittoral ZoneLive Capacity (Live Storage)LoadLoad FactorLoad FollowingLoamLocal Capabilities AssessmentLocal Emergency Operations PlanLocal Emergency Planning CommitteeLocal Officials/AuthoritiesLocal OrganizationLocal RunoffLockoutLockout DeviceLoessLoessialLogbook (Operating Log)Log BoomLongitudinalLong-throated Flumes.Loose yardsLosing StreamLoticLowLow DamLow Density MaterialLow HazardLow-Head HydroelectricLysimeterMacroclimateMacrohabitatMacrophytesMagmaMainMain ChannelMain Channel PoolMainstream (Mainstem)MaintenanceMaintenance Management SystemMajor facilityManifold (Header)Manning's Roughness CoefficientManometerMantleMapMarbleMarginal LandMarket-Based RatesMarketerMasonry DamMass Care CenterMass ConcreteMassive Head Buttress DamMasticMaximum Contaminant LevelMaximum Contaminant Level GoalMaximum Controllable Water SurfaceMaximum Credible EarthquakeMaximum DemandMaximum Design EarthquakeMaximum Flood Control LevelMaximum Unit WeightMaximum Water Surface (Maximum Pool)Maximum WaveMeanderMean NumberMean Sea LeveMedianMediumMedium-Height DamMedium-Size Water SystemMedium-Thick Arch DamMegaMegawattMegawatt-HourMembrane (Diaphragm)Memorandum of UnderstandingMeniscusMeshMesotrophicMetalimnionMetamorphicMicaMicroMicroclimateMicrogram Per LiterMicrohabitatMicronMicrosystem IrrigationMigmatiteMigratoryMilMilestoneMilitary CrestMillMilliMilligram Per LiterMillion Acre-Feet (Maf)Millisecond Delay (Short Period Delay)Mine Tailings DamMinimum FlowMinimum Operating LevelMiningMiningMitigation (Measures)Mitigation (Measures)Mixed FaceModelingModerate Frequency FloodModification Decision AnalysisModified Homogeneous Earthfill DamModified Mercalli scaleMohr CircleMoisture content (Water Content)MonoclineMonocoque GateMonomicticMorning Glory SpillwayMotor efficiencyMS ConnectorsMuckMudMudflatMudstoneMulchMultiple Arch DamMultiple-Purpose Reservoir (Multipurpose Reservoir)Multiple UseMultipurpose DamMultipurpose ProjectMulti-Stage PumpMunicipalizationMunicipal Utility (Municipally-Owned Electric System)NameplateName Plate CapacityNational Disaster Medical SystemNational Environmental Policy ActNational Institute for Occupational Safety and HealthNational Interagency Fire CenterNational Oceanic and Atmospheric AdministrationNational Park ServiceNational Pollutant Discharge Elimination SystemNational Register of Historic PlacesNational Response CenterNational Response TeamNational Warning SystemNational Water Quality Assessment ProgramNational Weather ServiceNationwide Rivers InventoryNatural FloodwayNatural FrequencyNaturalnessNatural Period of Vibration (T)Navigable WatersNeatlines (of Structure)Needle ValveNegative PressureNeopreneNeotropic Migrant (Neotropical)NephelometricNet CapabilityNet CutNet Economic BenefitsNet FillNeutron ProbeNewtonNew York RodNippleNo Action AlternativeNo Jeopardy OpinionNominal DiameterNominal DollarsNominal SizeNonconsumptive Water UsesNonfirm Commercial EnergyNonfirm PowerNonpoint SourceNon-PotableNonpreference CustomerNon-ReimbursableNonterritorial CommunitiesNon-Uniform FlowNon-Utility GeneratorsNonutility Power ProducerNormal DepthNormal Loading ConditionsNormal Water SurfaceNorth American Electric Reliability CouncilNotificationNutrientsOakumObligate Riparian SpeciesObservation WellOccupational Safety and Health Act of 1970Off-Peak EnergyOffstream UsesOgee CrestOhmOilOil Spill Contingency FundOligotrophicOmnivoreOn-District StorageOn-FarmOn-Farm Irrigation EfficiencyOngoing Visual InspectionOn-Peak EnergyOn-Scene CoordinatorOnsite CoordinatorOpen Access Same-Time Information SystemOpen-CutOpen Transmission AccessOpen-Work MaterialsOperating Basis EarthquakeOperating ReserveOperational LossesOperational WasteOperations and MaintenanceOperations and Maintenance CostsOptimum Moisture Content, or Optimum Water ContentOption ValueOreOrganicOrganismOrificeOriginal Ground (Surface)O-RingOutageOutflowOutletOutlet CapacityOutlet Channel (Exit Channel)Outlet GateOutlet WorksOutlet Works TowerOverall Safety of Dams ClassificationOverampingOverbreakOverburdenOverdraftOverexcavationOverflow DamOverflow Spillway (Ogee Spillway)OverhangOverhaulOvertoppingOverturnOverwindingOxbow ChannelOzonationOzonePacific FlywayPaleoPaleofloodPaleoflood DataPaleoflood HydrologyPan EvaporationParadox GateParallel Path FlowParapet WallParshall Flume (Improved Venturi Flume)Particle AccelerationParticle DisplacementParticle SizeParticle VelocityParts per BillionParts Per MillionPascalPassPassive Earth PressurePattern CrackingPay FormationPaylinePea GravelPeak demandPeak FlowPeak Ground AccelerationPeaking CapacityPeaking PowerPeak LoadPeak Load PlantPeatPegmatitePenstockPer Capita UsePerched Water TablePercolationPercolation RatePerennial StreamPerennial YieldPerforated PipePeriodic Facility ReviewPeriphytonPermafrostPermanent Wilting Point (Permanent Wilting Percentage)PermeabilityPermeablePermeameterPermeatePerviousPervious ZonePetcockpHPhiladelphia RodPhotogrammetryPhotosynthesisPhreatic SurfacePhreatophytePhysiographyPhytophagousPhytoplanktonPicoPiezometerPiezometric SurfacePigPilePioneeringPipePipe TrenchPipingPitPitchingPit Run GravelPlacedPlanimeterPlanktonPlanning BasisPlanning StandardPlantPlant FactorPlant-Use ElectricityPlasticityPlasticity IndexPlastic LimitPlastic SoilPlayaPlotPlumbPlumb BobPlunge PoolPlyPneumaticPoint SourcePollutantPollutionPolyvinyl ChloridePondPonding (Or Flooding)PoolPoorPopulationPopulation at RiskPopulation DensityPorePore PressurePore SpacesPore-Water PressurePorosityPortalPositive PressurePosted Operating InstructionsPotable WaterPotential Dam Safety DeficiencyPotential EnergyPotential EvapotranspirationPotential SpillPounds per Square InchPowder Factor (Explosives Factor)PowerPower DemandPower FactorPowerplantPowerplant CapacityPower PoolPrecast DamPrecipitationPredominant PeriodPreferencePreference CustomersPrescribed ElevationPressurePressure HeadPressure Relief PipesPrestressed DamPrimacyPrimary ExcavationPrimary ProductionPrimePrincipal OrganizationsPrior AppropriationPrivate SectorProbabilityProbability of FailureProbability of LoadProbable Maximum Flood (Maximum Probable Flood)Probable Maximum PrecipitationProductionProfileProfundalProgrammatic Environmental Impact StatementProjectProject Hazardous Waste CoordinatorProject-Use EnergyProject-Use PowerProratable WaterProtective ActionProtective Action Decision Making (Recommendations)Public Affairs OfficerPublic Alert and Notification SystemPublicationsPublic Information Officer (Public Relations Officer)Public InvolvementPublic Involvement PlanPublic Land OrderPublicsPublic Utilities Commission (Public Service Commission)Public Utility Holding Company ActPublic Utility Regulatory Policies ActPuddlePuddlingPull Shovel (Dragshovel or Hoe)Pump-Back SystemPumped-Storage PlantPumpingPumping EnergyPumping PlantPumplift (Pumping Lift)Purchased PowerPurveyorPyroclasticQuadratQualitativeQuantitativeQuantitative Precipitation ForecastsQuarryQuartzQuartziteQuaternaryRadialRadial GateRadiusRaffinate PondsRamp FlumeRamp RateRandom EarthquakeRangeRapidRapid FlowRaptorsRated CapacityRated HeadRatio of ReductionReachReactive PowerReady ReserveReattachment DepositRebarRechargeRecharge RateRecirculation ZoneReclamation Reform Act of 1982Reclamation ZoneRecreationRecreational BenefitRecruitmentRectangular WeirRecurrence IntervalReddRefillRefuge Compatibility RequirementsRegional Hazardous Waste Management CoordinatorRegional OfficeRegional Response TeamRegional Transmission GroupRegulating Dam (Reregulating Dam)Regulating Gate (Operating Gate, Regulating Valve)RehabilitationReimbursableRelative DensityRelative HumidityReleaseReliabilityRelictReliefRelief ValveRemote OperationRemote SensingRenewable ResourcesReportable Discharge of OilReportable QuantitiesReserved WorksReserve Generating CapacityReservoirReservoir CapacityReservoir Capacity Allocations SheetReservoir InflowReservoir Regulation (Or Operating) ProcedureReservoir Surface AreaResilienceResource Management PlanResponse SpectrumRetaining WallReturn FlowReturn-Flow System (Reuse System)RevetmentReview of Operation and MaintenanceRewindRhyoliteRichter ScaleRiffleRiffle and Pool ComplexRight-of-WayRigid PipeRillRing-Follower GateRing GateRing Seal GateRiparianRippleRiprapRiskRisk AssessmentRiver CorridorRiverineRiver MileRiver Trash WallRockRock AnchorRock BoltRock ExcavationRockfill DamRock FragmentRolled Fill DamRoller Compacted ConcreteRoller-Compacted Concrete DamRoller GateRollingRoot ZoneRough FishRoute AlertingRubble DamRunRunning and Quick-start CapabilityRunoffRun-of-River PlantsRunupRural AreaRural Electric Cooperative (Cooperatively-Owned Electric Utility)Sacred SiteSaddle DamSafe Drinking Water ActSafety Evaluation EarthquakeSafety Evaluation FloodSafety Evaluation of Existing Dams ExaminationSafety Evaluation of Existing Dams ReportSafe YieldSalineSaline Sodic LandSaline WaterSalinitySalmonidsSaltationSample ErrorSandSand BackfillSand BoilSandstoneSatisfactorySaturated Unit WeightSaturated ZoneSaturation (And Internal Vibration)ScaleScalingScatterScheduled OutageSchistScourScrapeScreenSeamSecchi DepthSecond FootSectionSedimentSedimentarySedimentationSediment ConcentrationSediment DischargeSediment LoadSediment YieldSediment Yield RateSeepSeepageSeepage CollarSeepage ForceSeepage LossSeepage VelocitySeiche WaveSeismicSeismic Evaluation CriteriaSeismic IntensitySeismic ParametersSeismoSeismotectonicSeismotectonic ProvinceSeizeSelect MaterialSensitive SpeciesSeparation DepositService Spillway (Primary Spillway)SettlementSetupSewer TileShaftShaft HouseShaft SpillwayShaleShearShear StrengthShear WallShear ZoneSheepsfoot RollerSheet PilingSheet WashShelterbeltSheltering (In-Place)ShoringShort-Throated FlumesShoulder (Shell)ShrinkageShrinkage IndexShrinkage LimitShrinkage RatioSignificant HazardSignificant Wave HeightSillSiltingSilt (Rock Flour)SiltstoneSimulidSingle-Stage PumpSinkSinkholeSinuositySiphonSiphonageSiphon TubeSiteSkewedSkimmer GateSkipSkivingSlabSlakingSlateSleetSlideSlide GateSlopeSlope ProtectionSloughSlugSluiceSluice GateSluicewaySluicingSlurrySlurry TrenchSmall Power ProducerSmoltsSnowSocial Value (Psychological Value)SodicitySodic SoilSoilSoil CementSoil-Cement BeddingSoil ClassificationSoil ConservationSoil MoistureSoil SubsidenceSolid Head Buttress DamSpacingSpalling (Spall)Spatial ConcentrationSpawnSpawning BedsSpecial ExaminationSpecial FeaturesSpecial PopulationsSpeciesSpecific GravitySpecific WeightSpectrum IntensitySpigotSpile (Forepole)SpillsSpillwaySpillway ChannelSpillway ChuteSpillway CrestSpinning ReservesSplitter WallSpoilSpringSpringlineSprinkler IrrigationStabilityStaff GaugeStageStandby ReservesStanding Operating ProceduresStandpipeState Emergency Response CommissionState OrganizationStatic HeadStationStationary White NoiseStation UseStatorStator WindingsSteady FlowSteady State ConditionSteamStemmingSticky LimitStilling BasinStilling PoolStockpileStoneStoney GateStopingStoplogsStorageStrainStrata (Stratum)Strategic PlanStratificationStratified ReservoirStratigraphyStreamStreambed at the Dam AxisStream CapacityStreamflowStream LineStressStriationStrikeStrip CroppingStrippingStructural HeightStrutStudSubbaseSubcritical FlowSubdrillingSubgradeSubgradeSubgrade SurfaceSubirrigationSubmerged Aquatic VegetationSub-OrganizationSubsidenceSubstantialSubstationSubstation CapacitySubstrateSubsurface Irrigation SystemSuccessionSulfate AttackSumpSump PumpSupercritical FlowSuperfund Amendments and Reauthorization Act Title IIISupervisory ControlSupplemental Irrigation Service LandSuppressed WeirSurchargeSurcharge Capacity (Surcharge Storage)Surface PumpSurface RunoffSurface SoilSurface VibrationSurface WaterSurgeSurge ChamberSurge IrrigationSuspendedSuspended Load (Suspended Sediment)SuspensionSwaleSwellSwell PressureSwitching StationSynchronous CondensersSynclineSynthetic EarthquakeSystemTagoutTagout DeviceTailingsTailwaterTainter GateTalusTampTamperTampingTamping RollerTandemTangentTaprootTectonicsTeeTelescopeTemporary Irrigation Service LandTemporary StructureTensiometerTerminal StructureTerraceTerrainTerrestrialTerritorial CommunitiesTest PitThalwegTheoryThermal-Electric PowerplantThermal SandThermal StratificationThermoclineThermocoupleThick Arch DamThickness or Width of DamThin Arch DamThixotrophyThreatenedThreatened SpeciesThrough CutThrust Block (Anchor Block)Tie LinesTier 1Tier 2TieringTightTileTillTillageTilthTimberTimberingTimbering SetTime of ConcentrationToe DrainToe (Toe of Dam)Toe WeightTop of Active Conservation CapacityTop of Dead CapacityTop of Exclusive Flood Control CapacityTop of Inactive CapacityTop of Joint Use CapacityTop of Surcharge CapacityTopographic MapTopographyTopsoilTop Width or ThicknessTotal CapacityTotal Dissolved SolidsTotal Dynamic HeadTotalizer (Integrator)Total Maximum Daily LoadsToxinTractor GateTraditional Cultural PropertyTraffic Control PointTraining WallTranquil FlowTransducerTransferred WorksTransformed Flow NetTransformerTransitTransition zone (Semipervious Zone)TransmissionTransmission LineTransmissivityTranspirationTransport CapacityTransverseTrashrackTrashrakeTrash RakeTravel TimeTremieTrestleTriaxial Shear TestTributaryTripodTrophic LevelTrunnionTube ValveTuffTunnelTurbidTurbidimeterTurbidityTurbineTurbulent FlowTurn AnglesTurning Point (Transfer Point)TurnoutUltimate Bearing CapacityUnbundling (Functional Unbundling)UncertaintyUnclassified ExcavationUncompacted BackfillUnconfined AquiferUnconformityUnderstoryUndertakingUndisturbed SampleUnified Soil Classification SystemUniform FlowUnited States Army Corps of EngineersUnit HydrographUnit WeightUnit Weight of WaterUnlisted ItemsUnload-Reload CycleUnpaid Federal InvestmentUnsatisfactoryUnsaturated ZoneUnsteady FlowUnsuitable MaterialUnwateringUpliftUprateUpstream BlanketUpstream FaceUrban AreaUrbanizationUsable Storage CapacityUser DayUser FeeUse ValueU.S. Geological SurveyUtilityValveVane Shear TestVariable CostsVarvedVebe TimeVegetative ControlsVeinVelocityVenturiVernierVertical CurveVertical Lift GateVesicular (Vesicles)Vibrating ScreenVirgin CompressionVirgin Compression CurveVirgin Compression LineViscosityVisitor DayVisitor UseV-Notch WeirVoidVoid RatioVolcanic RockVoltVoltageVoltage ReductionVolt-AmpereVolt-Amperes ReactiveVolume of ConcreteVolume of DamVolumetric ShrinkageVortexWall FrictionWarm-Water FisheryWarningWarning StageWarning TimeWash LoadWasteWastebankWater Budget (Water Balance Model)Water Conveyance EfficiencyWater Conveyance StructureWater CycleWater Delivery SystemWater DemandWater Hammer (Hydraulic Transient)Water Holding CapacityWater Management PlanWater Measurement ManualWater PurveyorWater QualityWater SaturationWatershed DivideWatershed (Drainage Area)Waterstage RecorderWaterstop (Water Bar)Water SupplierWater Surface Elevation (Stage)Water TableWater TransfersWater UserWaterwaysWater YearWattWatt HourWave RunupWedgeWeep HoleWeighting of a SlopeWeirWeldWellWell FieldWell GradedWellpointWestern Area Power AdministrationWestern Systems Coordinating CouncilWetlandsWetted PerimeterWet Unit WeightWhalerWheelingWhite NoiseWholesale CustomersWholesale Power MarketWholesale Transmission ServicesWholesale WheelingWicket GateWild and Scenic Rivers ActWildernessWilderness ResourceWillingness to PayWilting PointWinchWindrowWind SetupWing WallWinters DoctrineWire-to-Water Efficiency (Overall Efficiency)WithdrawalWork PlanWye BranchXeriscapeYieldYoung-of-YearZero Air Voids CurveZoned earthfill (Or Zoned Embankment)Zone of AerationZone of SaturationZoningZooplankton
Loading conversations.