Advisory Committee on Water Information Streamgaging Task Force
U.S. Geological Survey Streamgaging Program U.S. Geological Survey Streamgaging Program J. Michael...
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Transcript of U.S. Geological Survey Streamgaging Program U.S. Geological Survey Streamgaging Program J. Michael...
U.S. Geological U.S. Geological Survey Survey
Streamgaging Streamgaging ProgramProgram
J. Michael Norris J. Michael Norris ([email protected])([email protected])
Coordinator, National Streamflow Coordinator, National Streamflow Information ProgramInformation Program
DiscussDiscuss::
DiscussDiscuss::
USGS streamgaging programUSGS streamgaging program Uses of streamflow informationUses of streamflow information National Streamflow Information National Streamflow Information
Program (NSIP)Program (NSIP)
. The U.S. Geological Survey The U.S. Geological Survey
currently collects streamflow currently collects streamflow data at over 7,500 data at over 7,500
streamgages*streamgages* *3,200,000 river *3,200,000 river
reaches – 1 reaches – 1 streamgage per 430 streamgage per 430 river reachesriver reaches
San Francisquito Cr. nr. Stanford, CA
Pacific Cr. nr Moran, WY
Expanding Uses of Expanding Uses of Streamflow InformationStreamflow Information
Resource appraisal and allocationResource appraisal and allocation Design of Nation’s water infrastructureDesign of Nation’s water infrastructure Flood hazard planning and forecastingFlood hazard planning and forecasting Reservoir and power operationsReservoir and power operations Water quality management Water quality management Instream flows for habitat conditionsInstream flows for habitat conditions Understanding changes of streamflowUnderstanding changes of streamflow Recreational safetyRecreational safety More . . . .?More . . . .?
Use of Streamflow Use of Streamflow Information for Resource Information for Resource Appraisal And AllocationAppraisal And Allocation
Municipal water Municipal water supplysupply
IrrigationIrrigation ManufacturingManufacturing HydropowerHydropower HabitatHabitat
Use of Streamflow Use of Streamflow Information for the Design Information for the Design
of the Nation’s Water of the Nation’s Water InfrastructureInfrastructure
DamsDams Navigational locks and Navigational locks and
damsdams BridgesBridges CulvertsCulverts Water Treatment Water Treatment
facilitiesfacilities
Use of Streamflow Use of Streamflow Information for Flood Information for Flood Hazard Planning and Hazard Planning and
ForecastingForecasting NWSNWS
Streamflow Forecast Streamflow Forecast Model CalibrationsModel Calibrations
Model VerificationModel Verification Streamflow ForecastingStreamflow Forecasting
FEMAFEMA Flood plain delineationsFlood plain delineations Food Insurance Rate Food Insurance Rate
MapsMaps
Use of Streamflow Use of Streamflow Information for Reservoir Information for Reservoir
and Power Operationsand Power Operations Amount of water available in Amount of water available in
low-flow conditions.low-flow conditions. Amount of water available Amount of water available
today.today. Amount of water expected in Amount of water expected in
the future both short and the future both short and long termlong term
Use of Streamflow Use of Streamflow Information for Water Information for Water Quality Management Quality Management
and Instream Flows for and Instream Flows for Habitat ConditionsHabitat Conditions
TMDL’sTMDL’s Quantity and timing of Quantity and timing of
flows critical for habitatflows critical for habitat
Use of Streamflow Use of Streamflow Information for Information for
Understanding Changes of Understanding Changes of Streamflow and Streamflow and
Recreational safetyRecreational safety Land use, water use, and Land use, water use, and
climate changesclimate changes Recreational safety and Recreational safety and
enjoymentenjoyment
Active USGS Streamgages 1901 -2007
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
Streamgaging Network Streamgaging Network InstabilityInstabilityLong-Record Streamgages Lost
1987 - 2007
0
20
40
60
80
100
120
140
160
180
1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007
Number of Active USGS Streamgages 1970 - 2007
6000
6500
7000
7500
8000
8500
What are the Issues?What are the Issues?What are the Issues?What are the Issues? Network’sNetwork’s ability to meetability to meet long-standing long-standing
FederalFederal goals declinedgoals declined because of:because of: An increasing instability in the networkAn increasing instability in the network
caused by a loss of critical streamgagescaused by a loss of critical streamgages due due to the way the streamgaging program is to the way the streamgaging program is funded.funded.
New issues and new technologies haveNew issues and new technologies have increasedincreased the demand for streamflow the demand for streamflow information.information.
New technologiesNew technologies are needed to: are needed to: Improve reliabilityImprove reliability Decrease costsDecrease costs Decrease uncertaintyDecrease uncertainty
Funding for USGS Funding for USGS Streamgaging Network, Streamgaging Network, FY FY
2008 Total $136.6M2008 Total $136.6M
OFA funds$28.5M
21%
State/local funds$63.8M
46%
USGS-CWP
$24.2M18%
USGS-NSIP
$20.1M15%
USGS Federal Funding for Streamgages 1997 - 2008
Full NSIP Funding = $114M/Year
0.0
5.0
10.0
15.0
20.0
25.0
30.0
1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008
NSIP CWP - Streamgages
Five National Streamflow Five National Streamflow Information Program Information Program
GoalsGoals 1. Stabilize the streamgaging 1. Stabilize the streamgaging
networknetwork National National backbone networkbackbone network of streamgages to of streamgages to
meet meet Federal needsFederal needs Modernize and harden the networkModernize and harden the network
streamgagesstreamgages4,744 NSIP Federal Goal Streamgages(914 streamgages meet more than one need)
Water Quality145
Compact, border580
Major River basin445
Sentinel Watersheds868
Forecast Reachs3620
National Streamflow National Streamflow Information Program Information Program
(cont.)(cont.) 2.2. Floods and droughtsFloods and droughts 3. Regional assessments of 3. Regional assessments of
streamflow characteristicsstreamflow characteristics 4. Improved information delivery4. Improved information delivery 5. Methods development and 5. Methods development and
researchresearch
Streamgage Network Streamgage Network Funding Burden Funding Burden
Stakeholder SupportStakeholder Support
SECURE SECURE Water ActWater Act
Questions?Questions?