HOMS home page

Updated August 2001

Explanation of the criteria for components classification and numbering

Newly added components:
----- 21 August 2001 -----

• K70.2.02 Assessment of small-scale hydropower resources - HydrA

• C68.2.01 Permanent electrode systems for groundwater quality monitoring
• G06.3.05 Data base package for hydrological and meteorological data (DAWACO)
• G30.3.01 Information system for water management (REGISPRO)
• K70.2.01 CRIWAR 2.0 - A simulation model on crop irrigation water requirements
• K70.3.01 BASCAD - Design and evaluation of level basin irrigation
• L20.3.12 SGMP - Simulation of watertable behavior in groundwater systems
• L20.3.13 Complete program package for modelling groundwater flow (TRIWACO)
• L20.3.14 MICRO-FEM - Finite-element multiple-aquifer steady-state and transient
                 ground water flow modeling
• L30.3.02 SALTMOD - Predicting depth to watertable and soil salinity

SECTION TITLES

• A00.0.02 Hydrologists safety manual
• A00.0.06 Assessment of water resources
• A00.0.07 Field hydrology in tropical countries - a practical introduction
• A00.0.08 Water resources management: Policies and Guidelines
  

• B00.0.06 A hydrometrically orientated station numbering system
  

SUBSECTIONS

• C00 GENERAL
• C09 SEDIMENT LOAD
• C10 SUSPENDED LOAD
• C12 BED LOAD
• C25 GENERAL METEOROLOGICAL DATA; CLIMATE AND WEATHER STATIONS
• C27 PRECIPITATIONS, MANUAL AND STORAGE GAUGES
• C30 PRECIPITATIONS, RECORDING AND TELEMETERING GAUGES
• C33 PRECIPITATIONS, MEASUREMENT BY RADAR
• C35 AIR TEMPERATURE
• C46 EVAPORATION, PANS AND TANKS
• C53 SNOW, DEPTH AND WATER EQUIVALENT
• C58 SOIL MOISTURE, NUCLEAR METHODS
• C60 SOIL MOISTURE, ELECTRICAL METHODS
• C62 SOIL MOISTURE, TENSIOMETERS
• C65 GROUNDWATER, LEVEL
• C67 GROUNDWATER, BOREHOLE LOGGERS
• C68 GROUNDWATER, QUALITY
• C71 WATER LEVEL OR STAGE
• C73 STREAM DISCHARGE, FLUMES, WEIRS, ULTRASONIC AND ELECTRO-MAGNETIC METHODS
• C79 WATER VELOCITY, CURRENT METERS OR FLOATS
• C85 RIVER GAUGING, GENERAL
• C86 RIVER GAUGING, CABLEWAYS
• C88 RIVER GAUGING, CRANES, BRIDGE FRAMES, WHINCHES AND REELS

• C00 GENERAL

  • C00.2.04 IC memory card data logger
  • C00.2.05 Rainfall logger
  • C00.3.04 Data logger
  • C00.3.05 Precision turbidity recording meter

• C09 SEDIMENT LOAD

  • No component presently available

• C10 SUSPENDED LOAD

  • No component presently available

• C12 BED LOAD

  • C12.0.01 Chanjang bed-load sampler

• C25 GENERAL METEOROLOGICAL DATA; CLIMATE AND WEATHER STATIONS

  • C25.1.01 Catalogue of meteorological instruments

• C27 PRECIPITATION, MANUAL & STORAGE GAUGES

  • C27.1.02 Manual raingauge
  • C27.1.03 Daily rain gauge

• C30 PRECIPITATION, RECORDING AND TELEMETERING GAUGES

  • C30.3.01 ALERT rain gauge
  • C30.3.04 Recording rain gauge
  • C30.3.05 Tipping bucket rainfall gauge
  • C30.3.06 Rain and snow gauge

• C33 PRECIPITATION, MEASUREMENT BY RADAR

  • C33.3.01 Radar raingauge system
  • C33.3.02 Dual-polarization radar system

• C35 AIR TEMPERATURE

  • C35.1.01 Double-louvered thermometer screen

• C46 EVAPORATION, PANS AND TANKS

  • C46.1.02 Evaporation pan
  • C46.1.03 Class A evaporation pan

• C53 SNOW, DEPTH AND WATER EQUIVALENT

  • C53.1.02 Laser snow depth gauge
  • C53.1.03 Acoustic snow depth gauge

• C58 SOIL MOISTURE, NUCLEAR METHODS

  • No component presently available

• C60 SOIL MOISTURE, ELECTRICAL METHODS

  • No component presently available

• C62 SOIL MOISTURE, TENSIOMETERS

  • No component presently available

• C65 GROUNDWATER, LEVEL

  • No component presently available

• C67 GROUNDWATER, BOREHOLE LOGGERS

  • C.67.2.01 SENSA electromagnetic borehole flow meters

• C68 GROUNDWATER, QUALITY

  • C68.2.01 Permanent electrode systems for groundwater quality monitoring

• C71 WATER LEVEL OR STAGE

  • C71.2.10 Float type water level gauge
  • C71.3.01 ALERT river level (float-type) station
  • C71.3.09 Pressure type water level gauge
  • C71.3.10 Acoustic water level gauge
  • C71.3.11 Quartz type water level gauge
  • C71.3.13 Crystal quartz water level gauge
  • C71.3.14 Digital water level meter

• C73 STREAM DISCHARGE, FLUMES, WEIRS, ULTRASONIC, AND ELECTRO-MAGNETIC METHODS

  • No component presently available

• C79 WATER VELOCITY, CURRENT METERS OR FLOATS

  • C79.2.06 Radio water current meter
  • C79.2.07 Electro-magnetic water current meter
  • C79.2.08 Acoustic current measurement system
  • C79.2.09 SENSA electromagnetic open channel flow meters

• C85 RIVER GAUGING, GENERAL

  • No component presently available

• C86 RIVER GAUGING, CABLEWAYS

  • C86.1.01 Overhead float thrower
  • C86.2.01 Technical standard for measuring river flow and sediment by hydrometric cableway

• C88 RIVER GAUGING, CRANES, BRIDGE FRAMES, WINCHES, AND REELS

  • C88.1.01 Portable river gauging winch

• No component presently available

SUBSECTIONS

• E00 GENERAL
• E05 WATER QUALITY
• E09 SEDIMENT
• E25 METEOROLOGICAL OBSERVATIONS FOR HYDROLOGY
• E53 SNOW AND ICE, GLACIOLOGY
• E55 SOIL MOISTURE
• E65 GROUNDWATER
• E70 SURFACE WATER, LEVEL AND FLOW
• E71 WATER LEVEL
• E73 DISCHARGE MEASUREMENT, DILUTION GAUGING
• E79 VELOCITY MEASUREMENT, USE OF CURRENT METERS
• E88 SURVEYING

• E00 GENERAL

  • E00.1.02 Hydrological observation explained in pictures

• E05 WATER QUALITY

  • E05.2.03 Water quality analytical methods manual 1979

• E09 SEDIMENT

  • E09.2.01 Field methods for measurements of fluvial sediment
  • E09.2.02 Sediment surveys
  • E09.2.04 Fluvial sediment concepts

• E25 METEOROLOGICAL OBSERVATIONS FOR HYDROLOGY

  • E25.1.04 AES guidelines for co-operative climatic autostations

• E53 SNOW AND ICE, GLACIOLOGY

  • E53.1.04 Snow survey

• E55 SOIL MOISTURE

  • E55.2.01 Use of the neutron probe for soil moisture measurement

• E65 GROUNDWATER

  • E65.1.02 Sampling groundwater for hydrogeological investigations

• E70 SURFACE WATER, LEVEL AND FLOW

  • E70.1.02 Manual on procedures in operational hydrology, volume I-V
  • E70.1.06 The instrumentation of flat low-lying catchments
  • E70.2.01 General field and office procedures for indirect discharge measurements
  • E70.2.02 Measurement of peak discharge by the slope-area method
  • E70.2.03 Measurement of peak discharge at culverts by indirect methods
  • E70.2.04 Measurement of peak discharge at width contractions by indirect methods
  • E70.2.07 A guide to slope-area discharge gauging in mountain rivers
  • E70.2.08 Manual for water gauging and discharge measurement
  • E70.3.01 Software Q: A program package for evaluating and managing discharge data on DOS computers

• E71 WATER LEVEL

  • No component presently available

• E73 DISCHARGE MEASUREMENT, DILUTION GAUGING

  • E73.2.02 Fluorometric procedures for dye tracing
  • E73.2.03 Measurement of time of travel and dispersion in streams by dye tracing
  • E73.2.04 Determination of stream reaeration coefficients by use of tracers
  • E73.2.05 Measurement of discharge using tracers

• E79 VELOCITY MEASUREMENTS, USE OF CURRENT METERS

  • E79.1.02 Correction of observed depth for angle of sounding line

• E88 SURVEYING

  • E88.1.01 Levelling

• F00.2.01 Telephone service water level gauge
• F00.3.01 Data collection and transmission system (Ott Allgomatic)
• F00.3.02 River information system
• F00.3.05 ALERT data collection substation
• F00.3.08 Telemetry system for data acquisition and flood forecasting
• F00.3.11 Debris flow alarm system
• F00.3.12 Voice response set
• F00.3.13 Telemetering system

SUBSECTIONS

• G05 STANDARDS, MANUALS AND RECOMMENDATIONS
• G06 SYSTEMS FOR STORING GENERAL HYDROLOGICAL DATA
• G08 SURFACE WATER OR RIVER DATA STORAGE SYSTEMS
• G10 GROUNDWATER DATA STORAGE SYSTEMS: LEVELS, WATER CHEMISTRY, WELL YIELDS AND FLOWS
• G12 METOROLOGICAL DATA STORAGE SYSTEMS
• G14 WATER QUALITY DATA STORAGE SYSTEMS
• G20 GENERAL HYDROLOGICAL DATA TABULATION PROGRAMMES
• G30 INFORMATION OR DATA DISSEMINATIONS SYSTEMS
• G35 GEOGRAPHICAL INFORMATION SYSTEMS (GIS)
• G40 TRANSFER OF DATA BETWEEN AUTHORITIES, STANDARDS, RECOMMENDATIONS, MANUALS AND METHODS OF CODING

• G05 STANDARDS, MANUALS AND RECOMMENDATIONS

  • No component presently available

• G06 SYSTEMS FOR STORING GENERAL HYDROLOGICAL DATA

  • G06.2.01 Software for archiving and retrieving time-dependent data (TIDEDA)
  • G06.2.03 HYDSYS - time series data management software
  • G06.3.02 HYDATA - hydrological database and analysis system
  • G06.3.04 HYMOS - database management and processing system for hydro-meteorological quality and quantity data
  • G06.3.05 Data base package for hydrological and meteorological data (DAWACO)

• G08 SURFACE WATER OR RIVER DATA STORAGE SYSTEMS

  • No component presently available

• G10 GROUNDWATER DATA STORAGE SYSTEMS: LEVELS, WATER CHEMISTRY, WELL YIELDS AND FLOWS

  • No component presently available

• G12 METEOROLOGICAL DATA STORAGE SYSTEMS

  • No component presently available

• G14 WATER QUALITY DATA STORAGE SYSTEMS

  • G14.3.02 HYQUAL - Water quality database

• G20 GENERAL HYDROLOGICAL DATA TABULATION PROGRAMS

  • No component presently available

• G30 INFORMATION OR DATA DISSEMINATION SYSTEMS

  • G30.3.01 Information system for water management (REGISPRO)

• G35 GEOGRAPHICAL INFORMATION SYSTEMS (GIS)

  • G35.3.01 Georeferenced information processing system - SPRING

• G40 TRANSFER OF DATA BETWEEN AUTHORITIES, STANDARDS, RECOMMENDATIONS, MANUALS AND METHODS OF CODING

  • No component presently available

SUBSECTIONS

• H00 SYSTEMS PROCESSING SEVERAL TYPES OF DATA
• H05 GENERAL WATER QUALITY DATA
• H09 SEDIMENT TRANSPORT DATA
• H25 GENERAL METEOROLOGICAL DATA FOR USE IN HYDROLOGY
• H26 PRECIPITATION DATA, NON-RADAR
• H39 AIR HUMIDITY DATA
• H55 SOIL MOISTURE DATA
• H70 SURFACE WATER (LEVEL AND FLOW) GENERAL
• H71 WATER LEVEL DATA, RIVER STAGE, LAKE OR RESERVOIR LEVELS
• H73 DISCHARGE DATA, ALL RANGES
• H76 DERIVATION OF RATING CURVES, CONVERTING STAGE TO FLOW BY MEANS OF RATING CURVES
• H79 WATER VELOCITY DATA, COMPUTING DISCHARGE FROM POINT VELOCITY MEASUREMENTS
• H83 PROCESSING OF HISTORICAL FLOOD INFORMATION

• H00 SYSTEMS PROCESSING SEVERAL TYPES OF DATA

  • No component presently available

• H05 GENERAL WATER QUALITY DATA

  • No component presently available data

• H09 SEDIMENT TRANSPORT DATA

  • H09.1.01 Computation of fluvial sediment discharge

• H25 GENERAL METEOROLOGICAL DATA FOR USE IN HYDROLOGY

  • No component presently available

• H26 PRECIPITATION DATA, NON-RADAR

  • No component presently available

• H39 AIR HUMIDITY DATA

  • No component presently available

• H55 SOIL MOISTURE DATA

  • No component presently available

• H70 SURFACE WATER (LEVEL AND FLOW) GENERAL

  • No component presently available

• H71 WATER LEVEL DATA, RIVER STAGE, LAKE OR RESERVOIR LEVELS

  • No component presently available

• H73 DISCHARGE DATA, ALL RANGES

  • No component presently available

• H76 DERIVATION OF RATING CURVES, CONVERTING STAGE TO FLOW BY MEANS OF RATING CURVES

  • H76.2.05 Discharge ratings at gauging stations
  • H76.2.06 Computation of continuous records of streamflow

• H79 WATER VELOCITY DATA, COMPUTING DISCHARGE FROM POINT VELOCITY MEASUREMENTS

  • No component presently available

• H83 PROCESSING OF HISTORICAL FLOOD INFORMATION

  • H83.1.01 Collection and processing of historical flood data

• I00 GENERAL
• I05 WATER QUALITY DATA
• I09 SEDIMENT TRANSPORT DATA
• I26 PRECIPITATION DATA
• I36 AIRBORNE POLLUTION
• I45 EVAPORATION, GENERAL
• I50 EVAPORATION, COMPUTATION FROM METEOROLOGICAL MEASUREMENTS
• I53 SNOW DATA
• I60 WATER BALANCE
• I73 DISCHARGE DATA
• I80 LOW FLOWS
• I81 FLOODS AND FLOOD FREQUENCY ANALYSIS

• I00 GENERAL

  • No component presently available

• I05 WATER QUALITY DATA

  • No component presently available

• I09 SEDIMENT TRANSPORT DATA

  • I09.3.01 Correction to the annual load of measured suspended sediment

• I26 PRECIPITATION DATA

  • I26.1.07 Analysis of digitized raingauge records
  • I26.2.06 Allowance for discretization in hydrological and environment risk estimation
  • I26.3.03 Mean areal precipitation (NWSRFS-MAP)
  • I26.3.04 RAINMAN - Rainfall information for better management

• I36 AIRBORNE POLLUTION

  • I36.3.02 Regional sulphur deposition model

• I45 EVAPORATION, GENERAL

  • I45.1.03 Computing shallow lake evaporation using Class A pan data

• I50 EVAPORATION, COMPUTATION FROM METEOROLOGICAL MEASUREMENTS

  • No component presently available

• I53 SNOW DATA

  • No component presently available

• I60 WATER BALANCE

  • No component presently available

• I73 DISCHARGE DATA

  • I73.3.01 REMUS : Reconstitution of missing data by regression

• I80 LOW FLOWS

  • I80.2.03 The low flow frequency analysis package (LFA)
  • I80.2.04 Program "LOWSTATS" - Low flow statistical package
  • I80.2.05 Program "DROUGHT" - Estimation of the probability of occurrence of N-month droughts

• I81 FLOODS AND FLOOD FREQUENCY ANALYSIS

  • I81.2.02 The consolidated frequency analysis (CFA) package
  • I81.2.03 Flood flow frequency analysis
  • I81.2.05 HFA: Hydrological frequency analysis
  • I81.2.08 Annual flood frequency analysis (PEAKFQ)
  • I81.2.09 WINFAP - Hydrological frequency analysis package

SUBSECTIONS

• J04 FORECASTING STREAMFLOW FROM HYDROMETEOROLOGICAL DATA
• J10 STREAMFLOW ROUTING FOR FORECASTING
• J15 COMBINED STREAMFLOW FORECASTING AND ROUTING MODELS
• J22 SEASONAL FLOW FORECASTING
• J32 FORECASTING SOIL MOISTURE
• J45 ICE FORECASTS
• J55 FORECASTING SURFACE WATER QUALITY
• J80 ANALYSIS OF MODEL PERFORMANCE

• J04 FORECASTING STREAMFLOW FROM HYDROMETEOROLOGICAL DATA

  • J04.1.01 Tank model
  • J04.1.04 Snowmelt-runoff model (SRM)
  • J04.1.05 Inflow-storage-outflow (ISO) function models
  • J04.2.01 Conceptual watershed model for flood forecasting
  • J04.2.02 Conceptual watershed model (the HBV model)
  • J04.3.01 Sacramento soil moisture accounting model (NWSRFS-SAC-SMA)
  • J04.3.03 Snow accumulation and ablation model (NWSRFS-SNOW-17)
  • J04.3.07 Synthetized constrained linear system (SCLS)

• J10 STREAMFLOW ROUTING FOR FORECASTING

  • No component presently available

• J15 COMBINED STREAMFLOW FORECASTING AND ROUTING MODELS

  • J15.2.01 Streamflow synthesis and reservoir regulation (SSARR)
  • J15.3.01 Manual calibration program (NWSRFS-MCP3)

• J22 SEASONAL FLOW FORECASTING

  • No component presently available

• J32 FORECASTING SOIL MOISTURE

  • J32.3.01 Improved irrigation efficiency using soil physical techniques

• J45 ICE FORECASTS

  • J45.2.01 Formation and melting of ice on surface waters

• J55 FORECASTING SURFACE WATER QUALITY

  • No component presently available

• J80 ANALYSIS OF MODEL PERFORMANCE

  • J80.3.01 Statistical summary - mean daily discharges (NWSRFS-STAT-QME)

SUBSECTIONS

• K10 REGIONAL ANALYSIS
• K15 SITE-SPECIFIC FLOOD STUDIES
• K22 RAINFALL-RUNOFF SIMULATION MODELS
• K35 STREAMFLOW SIMULATION AND ROUTING
• K45 ROUTING THROUGH RESERVOIRS AND LAKES
• K54 WATER TEMPERATURE STUDIES
• K55 WATER QUALITY STUDIES
• K65 SEDIMENT STUDIES
• K70 DESIGN AND EVALUATION OF WATER-RESOURCE PROJECTS
• K75 DESIGN AND OPERATING POLICIES OF RESERVOIRS

• K10 REGIONAL ANALYSIS

  • K10.1.04 Methods of hydrological basis comparison
  • K10.2.04 Regional analyses of streamflow characteristics
  • K10.2.05 Regionalization of flow duration curves (REGFLOW)
  • K10.2.06 Reservoir flood estimation
  • K10.2.07 Regional flood estimation methods for developing countries

• K15 SITE-SPECIFIC FLOOD STUDIES

  • K15.1.01 Design flood estimation using historical flood data in frequency analysis
  • K15.1.02 Methods for computing design floods
  • K15.1.04 Hydrologic and hydraulic procedures for flood plain delineation
  • K15.2.01 Techniques for estimation of probable maximum precipitation
  • K15.2.02 Expected annual flood damage computation (EAD) (761-X6-L7580)
  • K15.3.02 Dam-break flood model (DAMBRK)

• K22 RAINFALL-RUNOFF SIMULATION MODELS

  • K22.1.01 Runoff calculation by the storage function method
  • K22.1.03 Tabular method for determining peak discharge
  • K22.1.04 Computer program for project formulation structure site analysis (DAMS2)
  • K22.1.06 Engineering field manual for soil and water conservation practices
  • K22.1.07 Graphical method for determining peak discharge
  • K22.1.10 The unitgraph lumped technical review and analysis model (ULTRA)
  • K22.1.11 Unit hydrograph (DCUH)
  • K22.2.02 Flood hydrograph package (HEC-1)
  • K22.2.07 Aggregated runoff from small catchments based on stochastic representation of storm events
  • K22.2.09 The basin storage and water balance analysis package (BSTOR)
  • K22.2.10 Hydrological rainfall runoff model (HYRROM)
  • K22.2.11 Unit hydrographs and component flows from rainfall, evaporation and streamflow data (PC IHACRES)
  • K22.2.12 Non-linear rainfall runoff model - URBS
  • K22.3.01 Urban rainfall-runoff model (SWMM)
  • K22.3.02 Computer program for project formulation - Hydrology (TR-20)

• K35 STREAMFLOW SIMULATION AND ROUTING

  • K35.1.04 Computation of water-surface profiles in open channels
  • K35.1.05 Numerical solutions of the non-linear Muskingum method
  • K35.2.03 Lag and K routing (NWSRFS-LAG/K)
  • K35.2.06 Water-surface profile computation model (WSPRO)
  • K35.2.09 Interior drainage flood routing (INTDRA) (723-J2-L279)
  • K35.3.06 Water surface profiles (HEC-2)
  • K35.3.13 Branch-network dynamic flow model (BRANCH)
  • K35.3.14 Flow model for a one dimensional system of open channels based on the diffusion analogy (DAFLOW)

  For additional components modelling estuary flows with temperature and salinity distribution see also subsections K54 Water temperature studies, and K55 Water quality studies.

• K45 ROUTING THROUGH RESERVOIRS AND LAKES

  • No component presently available

• K54 WATER TEMPERATURE STUDIES

  • No component presently available

• K55 WATER QUALITY STUDIES

  • K55.1.01 Estimating contaminant loads in rivers
  • K55.2.01 Graphical and interactive software for detecting trends
  • K55.2.04 Transport model for a one dimensional system of open channels (BLTM)
  • K55.2.06 Modelling faecal coliform concentrations in streams
  • K55.3.04 Mathematical model for two dimensional salinity distribution in estuaries
  • K55.3.05 Environmental (water quality) information software (RAISON/GEMS)
  • K55.3.07 PC-QUASAR - Quality simulation along rivers

• K65 SEDIMENT STUDIES

  • K65.2.02 Scour and deposition in rivers and reservoirs (HEC-6)

• K70 DESIGN AND EVALUATION OF WATER-RESOURCE PROJECTS

  • K70.1.01 Storm drainage
  • K70.1.02 Modern irrigation technologies for smallholders in developing countries
  • K70.1.03 Productive water points in dryland areas
  • K70.2.01 CRIWAR 2.0 - A simulation model on crop irrigation water requirements
  • K70.2.02 Assessment of small-scale hydropower resources - HydrA
  • K70.3.01 BASCAD - Design and evaluation of level basin irrigation

• K75 DESIGN AND OPERATING POLICIES OF RESERVOIRS

  • K75.2.05 Operational control rules based on components
  • K75.3.02 Simulation of flood control and conservation systems (HEC-5)

SUBSECTIONS

• L10 ANALYSIS OF DATA FROM WELLS AND BOREHOLES
• L20 AQUIFER SIMULATION MODELS
• L30 GROUNDWATER FORECASTING

• L10 ANALYSIS OF DATA FROM WELLS AND BOREHOLES

  • L10.2.01 Pumping test analysis by analytical solutions (AQ-AT)

• L20 AQUIFER SIMULATION MODELS

  • L20.2.04 Modular finite-difference groundwater flow model (MODFLOW)
  • L20.3.05 A model for unsaturated flow above a shallow water table (MUST)
  • L20.3.07 Pathlines and travel times based on analytical solutions (AQ-AS)
  • L20.3.10 Groundwater head drawdowns based on analytical solutions (AQ-AP)
  • L20.3.11 Aquifer simulation model
  • L20.3.12 SGMP - Simulation of watertable behavior in groundwater systems
  • L20.3.13 Complete program package for modelling groundwater flow (TRIWACO)
  • L20.3.14 MICRO-FEM - Finite-element multiple-aquifer steady-state and transient
                   ground water flow modeling

• L30 GROUNDWATER FORECASTING

  • L30.3.02 SALTMOD - Predicting depth to watertable and soil salinity

• X00.2.08 Hydrological, meteorological and oceanographic tables

• Y00.0.05 Statistical analysis in hydrology
• Y00.0.06 On tides and storm surges
• Y00.0.07 Basic hydraulic principles of open-channel flow
• Y00.0.08 Study guide for beginning course in groundwater hydrology
• Y00.0.09 Low-water crossing video

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