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Thoughts on Thoughts on GCOOS GCOOS Deliverables Deliverables (Ops & Extremes)(Ops & Extremes)
Dr.Dr. Cortis CooperCortis Cooper
Fellow FellowCortCooper@Chevron.comCortCooper@Chevron.com
Offshore Production Offshore Production IncreasingIncreasing
30% U.S. oil production 30% U.S. oil production is offshore & increasingis offshore & increasing
Deepwater Gulf is a Deepwater Gulf is a prolific area prolific area
Deep Water!Deep Water!
2003 Gulf of Mexico Activity (MMS)
WaterDepth (m)
ActiveLeases
Drilling Permits
Active Platforms
0-200 3,417 39,390 3,432
200-1000 920 2,244 34
> 1000 3,286 839 9
Industry Needs for Ocean DataIndustry Needs for Ocean Data
TowsTows
OperationsOperations
DowntimeDowntimeAnalysisAnalysis
FatigueFatigueStorm Storm DesignDesign
PollutantPollutantFatesFates
Major Operational & Extremes Major Operational & Extremes in the Gulf of Mexicoin the Gulf of Mexico
Hurricane Andrew
Eddy Triton & the Loop Current
Eddy Triton
Loop Current
Industry Deepwater Current Industry Deepwater Current MeasurementsMeasurements
MMS mandatedMMS mandated Real-time upper-column Real-time upper-column
profilesprofiles– Down to 1000 mDown to 1000 m– Exploration rigs (2-9 Exploration rigs (2-9
month at site)month at site)– Production rigs (permanent)Production rigs (permanent)
Other current Other current measurementsmeasurements– near-bottomnear-bottom– 1-yr of through-column 1-yr of through-column
All data posted to NDBCAll data posted to NDBC
Unfiltered Speeds
285 12 19 26 2 9 16 23 30 6 13 20 27 4Jul Aug Sep Oct2004
-100
-50
0
50
100
150
Ra
dia
l Sp
d (
cm/s
,+=
to)
ADCP8km2near
Chevron CODARChevron CODAR
Measurements of InterestMeasurements of Interest
MeasurementMeasurement Knowledge GapsKnowledge Gaps BeneficiaryBeneficiary
1. Real-time1. Real-time upper-column upper-column (<500 m) current & temp. (<500 m) current & temp. profilesprofiles
Infill present networkInfill present network Fisheries, Algal bloom Fisheries, Algal bloom forecasters, Oil industry (ops, forecasters, Oil industry (ops, oil spill response)oil spill response)
2. Wave buoys to record 2 2. Wave buoys to record 2 Hz wave time seriesHz wave time series
Rogue wave heightsRogue wave heights Oil-industry (design), Marine Oil-industry (design), Marine opsops
3. Coastal tide gauges3. Coastal tide gauges Local storm surgeLocal storm surge FEMA, Insurance, Oil Industry FEMA, Insurance, Oil Industry (refineries, etc.)(refineries, etc.)
4. Real-time4. Real-time air humidity air humidity sensorssensors
Hurricane severity Hurricane severity forecastsforecasts
Coastal residences, Oil Coastal residences, Oil Industry (ops)Industry (ops)
5. Near-bottom current 5. Near-bottom current profilesprofiles
Bottom circulation in Bottom circulation in the Gulfthe Gulf
Pollutant fate, Oil Industry Pollutant fate, Oil Industry (pipeline & riser design)(pipeline & riser design)
6. Real-time6. Real-time Yucatan Strait Yucatan Strait currents/temp. currents/temp.
Key model inputKey model input Modelers, Climatologists, Oil Modelers, Climatologists, Oil Industry (ops)Industry (ops)
Products of InterestProducts of Interest
ProductsProducts BeneficiaryBeneficiary
1. Improved hurricane 1. Improved hurricane severity severity forecastsforecasts
AllAll
2. Real-time maps of current, 2. Real-time maps of current, wave, wind wave, wind
Fisherman, recreation, Oil Fisherman, recreation, Oil Industry (ops)Industry (ops)
3. Continued altimeter products3. Continued altimeter products ModelersModelers
4. Loop Current nowcast & 4. Loop Current nowcast & forecast (30+ day updated at forecast (30+ day updated at least weekly)least weekly)
Oil Industry (ops), Algal Oil Industry (ops), Algal bloom forecasts, Fisheriesbloom forecasts, Fisheries
5. Gulf-wide current nowcast & 5. Gulf-wide current nowcast & forecast (forcing from wind, forecast (forcing from wind, Loop, etc.)Loop, etc.)
Fisherman, recreation, Oil Fisherman, recreation, Oil Industry (ops)Industry (ops)
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