- A -

AC1

AC2

ACCL

	DE4 - Direct Solver Package
	SIP - Strongly Implicit Procedure Package

ADD

ALLTIME

anisotropy

	BCF6 - Block-Centered Flow Package
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability

ARR

AUX

AUXILIARY

AuxVar

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

AWDTH

- B -

B

BAS6

BCF6

BDLKNC

BDTIM

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

Bhead

BINARY

BOTM

Boundary conditions

BRES

BUDGET

BWDTH

BYNODE

- C -

C

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

CapMult

CAUG

CBOUFM

CDDNFM

CDPTH

CHANI

CHD

CHEDFM

CHGLIMIT

CHOB

CHTOCH

CLAKE

CNSTM

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

CNSTNT

COFF

Col

	MNW2 - Multi-Node Well Package
	STR - Stream Package

ColR

COLUMN

	CHD - Time-Variant Specified-Head Package
	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	MNW1 - Multi-Node, Drawdown-Limited Well Package
	RIV - River Package
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package

Com

	IBS - Interbed-Storage Package
	SUB - Subsidence and Aquifer-System Compaction Package

COMPACT

CONCPPT

CONCQ

CONCRUN

Cond

	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	RIV - River Package
	STR - Stream Package

Condfact

	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	RIV - River Package
	STR - Stream Package

confined

CONST

	SFR - Streamflow-Routing Package
	STR - Stream Package

CONSTANT

CONSTANTCV

convertible

Cp

CPPT

Cprime

Cr

CRNF

CWC

- D -

DAMP

	GMG - Geometric Multigrid Solver
	PCG - Preconditioned Conjugate-Gradient Package

DATAGLO

DCOM

DD

Ddpr

DDREFERENCE

Ddsv

DE4

DEFAULT

DELC

DELR

DEPTH1

DEPTH2

DHC

DIS

DLEAK

DLOW

DP

DPTHTAB

DRAWDOWN

DRN

DROB

DRT

drying

Dstart

DUP

DZ

- E -

Ehdfact

Ehead

Elevation

	DRN - Drain Package
	DRT- Drain Return Package

ELEVDN

ELEVUP

EndstageForm

EPS

	UZF - Unsaturated-Zone Flow Package
	SFR - Streamflow-Routing Package
	UZF - Unsaturated Zone Flow Package

EPS1

EPS2

ETS

ETSR

ETSS

ETSW

ETSX

EVAPLK

EVFCH

EVFDR

EVFGB

EVFRV

EVFST

EVH

EVT

EVTR

EXDP

EXTDP

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

EXTERNAL

	Array Reading Utility Modules
	List Utility Module

EXTWC

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

- F -

FACTOR

	HFB6 - Horizontal Flow Barrier Package
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

FDPTH

Fformat

FHB

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

Fheader

FILE

filename

FINF

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

Flow

	SFR - Streamflow-Routing Package
	STR - Stream Package

FLOWTAB

FLWOBS

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	RVOB - River Observation Package

FLWRAT

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

FMTIN

	Array Reading Utility Modules
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

Fname

	Name File
	Array Reading Utility Modules
	List Utility Module
	LMT6 - Link-MT3DMS Package

FORMAT

Ftype

FUNCTION

- G -

GAGE

GAGERCH

GAGESEG

GBOB

GHB

GL0

GLOBAL

GMG

groundwater flow

- H -

HANI

HC

	IBS - Interbed-Storage Package
	SUB - Subsidence and Aquifer-System Compaction Package

Hc1fact

Hc2fact

HCLOSE

	DE4 - Direct Solver Package
	GMG - Geometric Multigrid Solver
	PCG - Preconditioned Conjugate-Gradient Package
	SIP - Strongly Implicit Procedure Package

HCOND1

HCOND2

HCres

Hdpr

HDRY

	BCF6 - Block-Centered Flow Package
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package

Hdsv

HEAD

Head-Dependent Flux

HFB6

HGUHANI

HGUNAM

	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability

HGUVANI

HK

Hlift

Hlim

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

HNOFLO

HOB

HOBDRY

HOBS

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

Href

HUF2

	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability

HWtol

HY

HYD

Hydchr

HYDLBL

HYDNOH

hydraulic conductivity

- I -

IADAMP

IAUX

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

IBCFCB

IBOUND

	BAS6 - Basic Package
	OC - Output Control Option

IBOUUN

IBQ

IBS

IBUDFL

IC

ICALC

	SFR - Streamflow-Routing Package
	STR - Stream Package

ICBCFL

ICOL1

ICOL2

ICOMFM

ICOMPR

ICOMSV

ICOMUN

ICRCC

IDDNFM

IDDNUN

IDREST

IDRNCB

IDRTCB

IDSAVE

IESTFL

IESTFM

IETFLG

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IETS

IETSCB

IETSPF

IEVT

IEVTCB

IEVTPF

IFHBCB

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

IFHBPT

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

IFHBSS

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

IFHBUN

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

IFKDEP

Ifl1

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Ifl10

Ifl11

Ifl12

Ifl13

Ifl2

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Ifl26

Ifl3

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Ifl4

Ifl5

Ifl6

Ifl7

Ifl8

Ifl9

Ifm1

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Ifm13

Ifm2

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Ifm3

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Ifm4

Ifm5

Ifm6

IFREQ

IFTUNIT

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IGHBCB

IGLFL

IGLFM

IHCFM

IHCPR

IHCSV

IHCUN

IHDDFL

IHDWET

	BCF6 - Block-Centered Flow Package
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package

IHEDFM

IHEDUN

IHUFCB

IHYDUN

IIBSCB

IIBSOC

IITER

ILKCB

ILPFCB

IN

Iname

	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

INCODE

INETSR

INETSS

INETSX

INEVTR

INEXDP

INFTL

INIETS

INIEVT

INIRCH

INRECH

INSGDF

INSTANCES

	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

INSTNAM

	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

INSURF

INTYP

IOHUFFLOWS

IOHUFHEADS

IOUTGMG

IOWTQCH

IOWTQDR

IOWTQGB

IOWTQRV

IOWTQST

IPCALC

IPCSFL

IPCSFM

IPEROC

IPRD4

IPRIOR

IPRN

	Array Reading Utility Modules
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

IPRPCG

IPRSIP

IPTFLG

	SFR - Streamflow-Routing Package
	STR - Stream Package

IRCH

	RCH - Recharge Package
	SFR - Streamflow-Routing Package

IRCHCB

IRCHPF

IRDFLG

	SFR - Streamflow-Routing Package
	STR - Stream Package

IREACH

IREFSP

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

IRES

IRESCB

IRESL

IRESPT

IRIVCB

IROW1

IROW2

IRUNBND

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IRUNFLG

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

ISC

ISEG

ISFROPT

ISM

ISP1

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

ISP2

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

ISTCB1

	SFR - Streamflow-Routing Package
	STR - Stream Package

ISTCB2

	SFR - Streamflow-Routing Package
	STR - Stream Package

ISTFL

ISTFM

ISTPCS

ISUB

ISUBCB

ISUBFM

ISUBOC

ISUBPR

ISUBSV

ISUBUN

ISUZN

ISWTCB

ISWTOC

ITER1

ITHK

ITMIN

ITMP

	CHD - Time-Variant Specified-Head Package
	WEL - Well Package
	DRN - Drain Package
	GHB - General-Head Boundary Package
	LAK - Lake Package
	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

ITMP NP

ITMP1

ITMUNI

ITMX

Itrib

ITS1

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

ITS2

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

ITSOC

ITT

IUCHOBSV

IUDROBSV

IUGBOBSV

IUHOBSV

Iun1

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Iun13

Iun2

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Iun3

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

Iun4

Iun5

Iun6

iunby

IUNITMHC

iunqs

iunw1

Iupseg

	SFR - Streamflow-Routing Package
	STR - Stream Package

IURVOBSV

IUZCOL

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IUZFBND

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IUZFCB1

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IUZFCB2

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IUZFOPT

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IUZOPT

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IUZROW

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

IVOID

IWDFLG

IWELCB

IWELPT

IWETIT

	BCF6 - Block-Centered Flow Package
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package

Iwgrp

IWL2CB

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

IZ

	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	RCH - Recharge Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package

IZCFL

IZCFM

IZON

- J -

JRCH

- K -

KDEP

KLAY

KRCH

Kskin

kspref

- L -

LABEL

LAK

LAKE

LAY

LAYAVG

LAYCBD

LAYCON

LAYER

	LPF - Layer-Property Flow Package
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	MNW1 - Multi-Node, Drawdown-Limited Well Package
	RIV - River Package
	STR - Stream Package
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package

LayR

LAYTYP

LAYVKA

LAYWET

LAYWT

LDN

LENUNI

LIFTn

LIFTq0

LIFTqmax

List

	Name File
	List Utility Module

LKARR

LMT6

LN

LNWT

LOCAT

LOSSTYPE

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

LPF

LTHUF

Ltype

LVDA

LWRT

- M -

MAXM

MLAY

Mltarr

	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	RCH - Recharge Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package

MLTNAM

MLTNAM1

MN

MNW1

MNWMAX

MNWPRNT

MNWsite

MOBS

MULT

MULTI

multiplier

MUTD4

MUTPCG

MXACTB

MXACTC

MXACTD

MXACTR

MXACTS

MXACTW

MXADRT

MXBW

MXFB

MXITER

	GMG - Geometric Multigrid Solver
	PCG - Preconditioned Conjugate-Gradient Package
	SIP - Strongly Implicit Procedure Package

MXL

	CHD - Time-Variant Specified-Head Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	RIV - River Package
	STR - Stream Package

MXLOW

MXMNW

MXUP

- N -

NACTHFB

NBDTIM

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

NBPOL

NCLU

	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	RCH - Recharge Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package

NCOL

NDB

NDIV

NETSEG

NETSOP

NEVTOP

NFHBX1

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

NFHBX2

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

NFLW

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

NH

NHED

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

NHFBNP

NHUF

NHYD

NLAKES

NLAY

NLST

	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

NML

NMZ

NN

NNDB

NNODES

NOCVCORRECTION

NP

	PVAL - Parameter Value File
	CHD - Time-Variant Specified-Head Package
	WEL - Well Package
	DRN - Drain Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package

NPARM

NPARSEG

NPCHD

NPCOND

NPDRN

NPDRT

NPER

NPETS

NPEVT

NPGHB

NPHFB

NPHUF

NPKDEP

NPLPF

NPLVDA

NPRCH

NPRIV

NPSTR

NPTS

NPWEL

NQCCH

NQCDR

NQCGB

NQCH

NQCLCH

NQCLDR

NQCLGB

NQCLRV

NQCLST

NQCRV

NQCST

NQDR

NQGB

NQOBCH

NQOBDR

NQOBGB

NQOBRV

NQOBST

NQRV

NQST

NQTCH

NQTDR

NQTGB

NQTRV

NQTST

NRCHOP

NRES

NRESOP

NROW

NSEG

NSETS2

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NSFRPAR

NSFRSETS

NSLMS

NSS

	SFR - Streamflow-Routing Package
	STR - Stream Package

NSSITR

NSTP

NSTRAIL

NSTRM

NSTRPTS

NSYSTM

NTRAIL2

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NTRIB

NUMGAGE

NUMINST

	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

Nunit

	Name File
	Array Reading Utility Modules

NUZF1

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NUZF2

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NUZF3

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NUZF4

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NUZGAG

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NUZTOP

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

NZ

NZN

- O -

observation

observations

OBSNAM

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

OC

op1

OPEN/CLOSE

	Array Reading Utility Modules
	List Utility Module

Option

	Name File
	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	MNW2 - Multi-Node Well Package
	RIV - River Package

Options

Output control

OUTSEG

OUTTYPE

- P -

P

PARAMETER

	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	STR - Stream Package

parameters

PARNAM

	PVAL - Parameter Value File
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

PARTYP

	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

Parval

	PVAL - Parameter Value File
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

PCG

PCKG

PCS

PCSOFF

PERIOD

PERLEN

PET

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

PETM

PHIRAMP

PLossMNW

PLOT-SYMBOL

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

Pname

	HFB6 - Horizontal Flow Barrier Package
	CHD - Time-Variant Specified-Head Package
	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package

PP

PPFLAG

PPTSW

PR

PRCPLK

PRINT

PRINTCODE

PRINTFLAGS

PRINTTIME

prior-information equations

PUMPCAP

PUMPCOL

PUMPLAY

PUMPLOC

PUMPROW

PVAL

PXDP

- Q -

Q

Q-%CUT

QCUT

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

Qdes

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

Qfact

Qfrcmn

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

Qfrcmx

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

Qlimit

Qn

QSUM

QWval

- R -

Rbot

Rbthck

RCH

RCHLEN

RCLOSE

	GMG - Geometric Multigrid Solver
	PCG - Preconditioned Conjugate-Gradient Package

REACH

	STR - Stream Package
	STOB - Stream Observation Package

RECH

REFerence SP

RELAX

	GMG - Geometric Multigrid Solver
	PCG - Preconditioned Conjugate-Gradient Package

RES

Rfprop

RIV

RMLT

RNB

RNF

ROFF

Rough

ROUGHBK

ROUGHCH

ROW

	CHD - Time-Variant Specified-Head Package
	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package
	RIV - River Package
	STR - Stream Package
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package

RowR

RS

Rskin

RUNOFF

RVOB

Rw

	MNW1 - Multi-Node, Drawdown-Limited Well Package
	MNW2 - Multi-Node Well Package

- S -

SAVE

SBHED

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

Sbot

Scale

Seg

SEGMENT

Sf1

Sf2

SFAC

Sfe

	IBS - Interbed-Storage Package
	SUB - Subsidence and Aquifer-System Compaction Package

SFR

Sfv

	IBS - Interbed-Storage Package
	SUB - Subsidence and Aquifer-System Compaction Package

SGM

SGS

Shdfact

Shead

SHOWPROGRESS

SILLVT

SIP

SITE

Skin

Slope

	SFR - Streamflow-Routing Package
	STR - Stream Package

solver

specific storage

specific yield

Specified Flux

Specified Head

SS

Ss/tr

SSCNCR

Sse

SSMN

SSMX

Ssv

Stage

	RIV - River Package
	STR - Stream Package

STAGES

STATdd

STAT-FLAG

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

STATh

STATISTIC

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

STEP

STOB

Stop

STORAGECOEFFICIENT

STR

STRHC1

STRT

STRTHICK

STRTOP

Ststage

SUB

	SUB - Subsidence and Aquifer-System Compaction Package
	SWT - Subsidence and Aquifer-System Compaction Package for Water-Table Aquifers

subsidence

SURF

SWT

SY

- T -

Text

	RCH - Recharge Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package
	GHB - General-Head Boundary Package
	RIV - River Package
	SFR - Streamflow-Routing Package
	STR - Stream Package
	DE4 - Direct Solver Package
	GMG - Geometric Multigrid Solver
	PCG - Preconditioned Conjugate-Gradient Package
	SIP - Strongly Implicit Procedure Package
	LMT6 - Link-MT3DMS Package
	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

THCK

THETA

THICK

THICKM1

THICKM2

THICKSTRT

THTI

	UZF - Unsaturated-Zone Flow Package
	SFR - Streamflow-Routing Package
	UZF - Unsaturated Zone Flow Package

THTI1

THTI2

THTS

	UZF - Unsaturated-Zone Flow Package
	SFR - Streamflow-Routing Package
	UZF - Unsaturated Zone Flow Package

THTS1

THTS2

TOFFSET

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	HOB - Head-Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

TOMULTCH

TOMULTDR

TOMULTGB

TOMULTH

TOMULTRV

TOMULTST

TOP

	DIS - Discretization File
	HUF2 - Hydrogeologic-Unit Flow Package

Tran

transmissivity

TRPY

TSMULT

- U -

U1DREL

U2DINT

U2DREL

UHC

UHC1

UHC2

ULSTRD

UNIT

	GAGE - Gage Package
	OC - Output Control Option

UZF

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

- V -

VANI

VarName

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

Vcont

VK

VKA

VKCB

VKS

	UZF - Unsaturated-Zone Flow Package
	UZF - Unsaturated Zone Flow Package

VOID

- W -

WDTHTAB

Weight

	FHB - Flow and Head Boundary Package
	FHB - Flow and Head Boundary Package

WEL

WEL1

WELLID

WETDRY

	BCF6 - Block-Centered Flow Package
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package

WETFCT

	BCF6 - Block-Centered Flow Package
	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package

wetting

Width

WIDTH1

WIDTH2

WSEED

WTHDRW

WTQ

	CHOB - Specified-Head Flow Observation Package
	DROB - Drain Observation Package
	GBOB - General-Head-Boundary Observation Package
	RVOB - River Observation Package
	STOB - Stream Observation Package

- X -

XCPT1

XL

XSECTION

xyz

	CHD - Time-Variant Specified-Head Package
	WEL - Well Package
	DRN - Drain Package
	DRT- Drain Return Package
	GHB - General-Head Boundary Package
	MNW2 - Multi-Node Well Package
	RIV - River Package

- Y -

YL

- Z -

ZCPT1

Zonarr

	LPF - Layer-Property Flow Package
	HUF2 - Hydrogeologic-Unit Flow Package
	KDEP - Hydraulic-Conductivity Depth-Dependence Capability
	LVDA - Model-Layer Variable-Direction Horizontal Anisotropy Capability
	RCH - Recharge Package
	ETS - Evapotranspiration Segments Package
	EVT - Evapotranspiration Package

ZONE

	Miscellaneous
	ZONE - Zone File

ZONNAM

Zpump