cdip mission
DESCRIPTION
C OASTAL D ATA I NFORMATION P ROGRAM. • Based at SIO • 14 People • $2M+ / year budget • Funded by: CDBW USACE (SCCOOS BEACON ONR…). CDIP Mission. • Develop US nearshore wave climatology for more rational design decisions. - PowerPoint PPT PresentationTRANSCRIPT
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CDIP Mission
• Based at SIO • 14 People
• $2M+ / year budget
• Funded by:
CDBW USACE (SCCOOS BEACON ONR…)
• Develop US nearshore wave climatology for more rational design decisions
CCOASTALOASTAL DDATAATA IINFORMATIONNFORMATION PPROGRAMROGRAM
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27 Operational CDIP Stations
California, Georgia, Guam, Hawaii, Oregon, Washington--------------------------------------------
150 Historical Stations (1975-present)
California, Georgia, Hawaii, Minnesota, North Carolina, Oregon, Virginia, Washington, Guam
-------------------------------------------All data archived, processed and available.
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MEASUREMENTS (update @ 30 min)
NOWCASTS
FORECASTS
MODELS
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Modeling Waves Across the BasinModeling Waves Across the BasinHeadland shadowingHeadland shadowing
Island Island shadowingshadowing
DiffractionDiffractioneffectseffects
Amplification over shoals
RefractiveeffectsDirectional Directional
wave buoywave buoyto initiateto initiatemodelmodel
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Northwest Swell
West Swell
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FORECAST MODELS
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In-Situ ATV & JetSki Surveys: San Onofre and Torrey Pines
LIDAR
CDIP Wave Buoys
SOUTHERN CALIFORNIA BEACH SOUTHERN CALIFORNIA BEACH PROCESSES STUDY (SCBPS)PROCESSES STUDY (SCBPS)
USACE Support since 2002
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Insitu Survey
Instrumentation
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Insitu Surveys
Monthly: Low tide above waterline (exposed beach).
Twice/Year: Extend to 8m depth
Torrey Pines
San Onofre
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Optech LIDAR Instruments
(Light Detection and Ranging)
Altitude: 3000 ft
Swath Width: 600 ft
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2 Surveys/year – Long Beach to Mexican Border
Spring: eroded Late Summer: accreted
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San Onofre – Low seasonal Variation.
Torrey Pines – High seasonal Variation.
Elevation Change (May – Sep 2002)
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NorthwestSwell
Both San Onofre and Torrey Pines are exposed to North swell.
SouthSwell
Torrey Pines sheltered by Pt. La Jolla
San Onofre exposed
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SCBPS Website 2002 – Present
• 8 LIDAR Surveys• Monthly Surveys (Torrey Pines & San Onofre)• NCEX------------------------------------------------------------------
FUTURE• Continue New Surveys• Ingest/display/archive other surveys (e.g. Coastal Frontiers)• Collaboration with observing systems (SCCOOS/IOOS)