RECENT HYDROLOGIC APPLICATIONS USING REMOTELY … · 2003-07-01 · RECENT HYDROLOGIC APPLICATIONS...
Transcript of RECENT HYDROLOGIC APPLICATIONS USING REMOTELY … · 2003-07-01 · RECENT HYDROLOGIC APPLICATIONS...
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UNIDATA SUMMER WORKSHOPExpanding Horizons: Unsing Environmental Data for Education, Research and Decision Making
23-27 June 2003
UNIDATA SUMMER WORKSHOPExpanding Horizons: Unsing Environmental Data for Education, Research and Decision Making
23-27 June 2003
RECENT HYDROLOGIC APPLICATIONS
USING REMOTELY SENSED AND
ENVIRONMENTAL DATA
AND GEOGRAPHIC INFORMATION SYSTEMS
Theresa M. Carpenter, P.E.Hydrologic Research Center
http://www.hrc-lab.org
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Technology Transfer at the Hydrologic Research CenterTechnology Transfer at the Hydrologic Research Center
Advancing the science and engineering of hydrology and water resources.
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Outline of Laboratory SessionOutline of Laboratory Session
Presentation of Recent Applications
• PANMAP – rainfall estimation and forecasting for the Panama Canal watershed
• HRCDHM – distributed hydrologic modeling for streamflow forecasting
• CAFFG – flash flood guidance for Central America
• INFORM – use of climate information in reservoir management
“Hands-on” Demonstration of PANMAP processing
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Introduction to PANMAPIntroduction to PANMAP
GOAL:
• To design and implement a forecasting system for real-time rainfall forecasting over the
Panama Canal Watershed
• Produces hourly precipitation estimates and forecastsfor subcatchments of 150-400km2 with a maximumforecast lead time of 12 hours.
• Development began in 1997, implemented in Oct 998Under operational use at the Panama Canal Authority
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Need for ForecastingNeed for Forecasting
• 13,000 – 14,000 vessels traverse the Panama Canal each year
• System of locks raise ships from sea level to level of Lake Gatun(26 m above sea level) betweenPacific and Atlantic Oceans
• Objectives of forecasting is to maintain level of Lake Gatun
Operation of the Panama Canal
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Panama Rain StormPanama Rain Storm
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Panama Canal WatershedPanama Canal Watershed
83 82 81 80 79 78 777
8
9
10
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
3000
3200Caribbean Sea
Gulf of Panama
North Pacific Ocean
Panama Canal Watershed Subasins
meters
Degrees West Longitude
Deg
rees
Nor
th L
atitu
de 132
4
8
51110
9
6
7
+ = gauge locations
3200km2 of mountainous terrain
Divided into 11 subcatchmentsranging in size from 150-400 km2
Subcatchment 11 is Lake Gatun
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PANMAP Data SourcesPANMAP Data Sources
Radar – 10cm weather radar located in Panama City
ALERT gauge – approx. 25 automated hydrometstations located throughout watershed
Radiosondes – upper air information from radiosondeslaunched twice daily
ETA model – operational mesoscale prediction produce by NOAA
Digital terrain elevation data – used in surface winds analysis
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PANMAP SYSTEMPANMAP SYSTEM
Orographic Model
Raw Radar
Precip Model
State Estimator
Merge
Error
Rain Gauge
Interpolate
Radar Clutter
MAPEstimate
Radar/GaugeMAP
MAPForecast
Digital Terrain Upper Air
Surface Met Gauge-only MAP
1 1 1 1 1
1
2
22
3
4 4
5
3
2
55
Display
3
Radar-only MAP
2
MAP - ErrorForecast
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PANMAP OutputPANMAP Output
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PANMAP OutputPANMAP Output
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PANMAP – current status and verificationPANMAP – current status and verification
12/28/2000 – 12/31/2000
System used operationally since October 1998 at PCA
Validation performed for events through December 2001
(Georgakakos and Sperfslage, 2003. Preprints of AMSAnnual Meeting 2003, paper J4.10)
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Introduction to HRCDHMIntroduction to HRCDHM
Hydrologic Research Center Distributed Hydrologic Model
• Developed as research tool to explore use of distributed hydrologic model in operationalflow forecasting
• Uses spatially distributed .precipitation input from operational WSR-88D weather radar
• Hydrologic model components for mean arealprecipitation computation, runoff-generation and streamflow routing
• Allows for spatially distributed parametric input
• Sponsored by NWS Office of Hydrologic Development
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Major Components of HRCDHM softwareMajor Components of HRCDHM software
1. Watershed DelineationBased on GIS processing of digital terrain data
Provides subcatchment geometriccharacteristics (A, L, S) used in hydrologic model components
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Major Components of HRCDHM softwareMajor Components of HRCDHM software
1. Watershed DelineationBased on GIS processing of digital terrain data
2. Radar Data ProcessingIngest of raw (binary) radar filesand subbasin MAP computation
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Major Components of HRCDHM softwareMajor Components of HRCDHM software
1. Watershed DelineationBased on GIS processing of digital terrain data
2. Radar Data ProcessingIngest of raw (binary) radar filesand subbasin MAP computation
Hours beginning 11/13/1993
0 24 48 72 96 120 144 168FL
OW
(CM
S)0
200
400
600
800
3. Hydrologic ModelingModel components based on thoseused operationally in the U.S.; produces streamflow estimate at outlet of each subcatchment
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HRCDHMHRCDHM
Binary radar files
Subcatchmentdefinition
HydrologicModeling
subcatchment runoffsoil moisturestreamflow
Subcatchment MAP
User-definedaggregation level
Radar Processing
Watershed Processing
GIS-processedsmall-scale basins
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HRCDHM InterfaceHRCDHM Interface
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Current Research on Distributed ModelingCurrent Research on Distributed Modeling
What is the impact of input uncertainty on flow simulations from distributed model design for operational flow-forecasting?
• Examined sensitivity of flow simulations to uncertainty in both radar precipitation input and parametric input through ensemble simulations with HRCDHM
• Incorporated additional spatial database of soils propertiesto define distribution of hydrologic model parameters.
• Application basins were NWS-DMIP case study watersheds:Elk River at Tiff City, MOBaron Fork at Eldon, OKBlue River at Blue, OK Illinois River at Watts, OK Illinois River at Tahlequah, OK
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STATSGO Soils DatabaseSTATSGO Soils Database
MUID SEQ# COMPNAME COMP%OKW 1 WATER 100OK001 1 KIM 15OK001 2 MANZANO 15OK001 3 MANZANO 15OK001 4 VINGO 4OK001 5 VALENT 4OK001 6 VONA 4OK001 7 CORLENA 15OK001 8 ALICIA 15OK001 9 LA BRIER 5
MUID SEQ# LAYER# LAYDEPL LAYDEPH TEXTURE1 AWCL AWCH PERML PERMHOK001 6 1 0 8 LFS 0.06 0.09 6.00 20.00OK001 6 2 8 30 FSL 0.12 0.14 2.00 6.00OK001 6 3 30 60 SL 0.08 0.11 6.00 20.00OK001 6 4 60 70 L 0.16 0.18 0.60 2.00OK001 7 1 0 10 LFS 0.05 0.10 6.00 20.00OK001 7 2 10 80 LFS 0.04 0.08 6.00 20.00OK001 8 1 0 6 L 0.18 0.20 0.60 2.00OK001 8 2 6 20 CL 0.19 0.21 0.20 0.60OK001 8 3 20 60 L 0.18 0.20 0.60 2.00
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Distribution of Soil Model ParametersDistribution of Soil Model Parameters
AGGR_5025.73 - 26.2526.25 - 28.4728.47 - 31.1231.12 - 32.9932.99 - 34.6834.68 - 36.27
Upper Layer Avail. Water ContentUse GIS to determine fraction of each subcatchment covered by different STATSGO map units
Compute average and range of soil properties (given in STATSGO database) for each subcatchment for soil zonesconsistent with hydrologic model
Use subcatchment average soil properties to distribute subcatchment soil parameters & range to define uncertainty bounds
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Sensitivity Analysis OutputSensitivity Analysis Output
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Central America Flash Flood GuidanceCentral America Flash Flood Guidance
GOAL:
• To design and implement a prototype system for computing flash flood guidance and identify regions where precipitation exceedsguidance values in real time.
• Real-time precipitation from satellite estimates in conjunction with automated gauges (DCP).
• Spatial Resolution of 100 – 300 km2.
• Project began “in earnest” in late 2002;scheduled delivery: Fall 2003.
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FROM FLASH FLOOD GUIDANCE TO FLOOD WARNINGSFROM FLASH FLOOD GUIDANCE TO FLOOD WARNINGS
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Application RegionApplication Region
Nicaragua
Belize
Honduras
Costa Rica
Guatamala
El Salvador
Panama
7 Countries in Central America
#1 Challenge = Communication!National Meteorologic ServiceNational Hydrologic ServicesVarious Response AgenciesRegional Hydrology Center
Hydro-electric Utilities
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INITIATIVE COMPONENTSINITIATIVE COMPONENTS
• Technical System for Flash Flood Guidance Generation
• Links to Remotely Sensed and On Site Data
• System Products Dissemination
• Training and Cooperation Activities with Users
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Satellite Data (NESDIS-NOAA):Based on GOES-12 10.7 micron channel (InfraRed)Spatial resolution of rainfall estimates: 4 kmDuration of rainfall estimates: 1, 3, 6, 12, and
24-hour accumulations, updated hourly
Raingauge Data:Automated (DCP) continuous recording raingaugesHourly temporal resolution of rainfall accumulationsSparse spatial coverage (< 150 in region)
Radar Data:Currently in Panama onlyHourly temporal resolution of rainfall accumulationsSpatial resolution of rainfall estimates: 4 km
PRECIPITATION INPUTPRECIPITATION INPUT
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Definition of Catchment Units
• Spatial scale of 100 – 300 km2
• GIS-delineation processing
• GTOPO DEM (1-km resolution)
• Evaluation of stream delineation using DCW Data (1:1,000,000-Scale)and local resources
CURRENT STATUS OF TECHNICAL SYSTEMCURRENT STATUS OF TECHNICAL SYSTEM
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CURRENT STATUS OF TECHNICAL SYSTEMCURRENT STATUS OF TECHNICAL SYSTEM
• Satellite image and data files for 2002 - current
• Decoding and geo-referencing data files
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ADDITIONAL GIS RESOURCESADDITIONAL GIS RESOURCES
Digitized Catchment Boundaries
Digitized Stream Locations
Soils Maps and Information
Land Use Maps
Land Cover/Vegetation Maps
Flood Inundation Maps
Population Data
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SYSTEM PRODUCTS DISSEMINATIONSYSTEM PRODUCTS DISSEMINATION
Regional Center National Met/Hyd Services Emergency Response
HNRegional
Center
EL
CR PA
GT
BZ
NI
Via Internet/FTPExisting service range from modem to ISDN,and 56k to 512k (soon)
Products:• text files, images,
GIS databases• FFG, MAP and
soil moisture• 1-, 3-, 6-, and 12-hour
accumulations• 100-300km2 basins
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INtegrated FOrecasting and Reservoir Management(INFORM)
INtegrated FOrecasting and Reservoir Management(INFORM)
GOAL: • Assess benefits of the use of climate information
and forecasts in operational reservoir managementand planning
• Involves downscaling of GCM information, ensemblehydrologic forecasting and reservoir modeling
• Builds on results for Folsom Reservoir in California
• Sponsored by NOAA Office of Global Program, California Energy Commission and NWS
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Use of Climate InformationUse of Climate Information
##
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#
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#
#
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0
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.01 .1 1 5 10 20 30 50 70 80 90 95 99 99.9 99.99
Lake LanierCGCM1
lowerupper
Dai
ly O
bser
ved
MAP
> 1
mm
/day
Percent
0
5
10
15
0 5 10 15
CGCM1: y = 3.97 - 0.0980x R= 0.0977 ECHAM3(20): y = 1.96 + 0.1428x R= 0.1834
GC
M P
reci
pita
tion
(mm
/day
)Monthly-Average Basin MAP (mm/day)
Lake Lanier
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Management Benefits Shown for Folsom Reservoir, CAManagement Benefits Shown for Folsom Reservoir, CA
0
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SP
ILLA
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F)
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eSPILLAGE
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IMU
M F
LOO
D D
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$)
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ENERGY
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INFORM DEMONSTRATION SITESINFORM DEMONSTRATION SITES
TrinityShasta
Oroville
Folsom
Pit R
American R
Feather R
Sac
ram
ento
R
• Trinity Dam on Trinity River
• Shasta Dam on Pit River
• Lake Oroville on Feather River
• Folsom Lake on American River
Major Reservoirs in Northern California
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GIS in INFORMGIS in INFORM
LOCAL
SOUTH FORK
MIDDLE FORK
NORTH FORK
Calif_dd.shp
Statsgo_ca_dd.shpCLAY-LOAM/SILTCLAYSILTSILTY-SANDSANDSANDY-SILT
SURFACE SOIL TEXTURE FOR AREAS WITH SHALLOW BEDROCK
soils characteristics
watershed definitionelevation zones
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Outline of Laboratory SessionOutline of Laboratory Session
Presentation of Recent Applications
• PANMAP – rainfall estimation and forecasting for the Panama Canal watershed
• HRCDHM – distributed hydrologic modeling for streamflow forecasting
• CAFFG – flash flood guidance for Central America
• INFORM – use of climate information in reservoir management
“Hands-on” Demonstration of PANMAP processing
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UNIDATA SUMMER WORKSHOPExpanding Horizons: Unsing Environmental Data for Education, Research and Decision Making
23-27 June 2003
UNIDATA SUMMER WORKSHOPExpanding Horizons: Unsing Environmental Data for Education, Research and Decision Making
23-27 June 2003
PANMAP DEMONSTRATION