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PANGAEA.
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Vielstädte, Lisa; Linke, Peter; Schmidt, Mark (2019): HydroC pCO2 measurements during Celtic Explorer cruise CE12010 at station 44ROV12 (Gas Release Experiment) [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.899480

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Abstract:
Raw data of pCO2 measurements during Celtic Explorer cruise CE12010 at station 44ROV12 (Gas Release Experiment). The gas discharge of the gas release experiment was observed in situ during a 4 hour dive with GEOMAR's remotely operated vehicle ROV Kiel 6000 equipped with HD camera/video device and a sonar system. The spread of the dissolved CO2 plume was monitored geochemically using the commercial HydroC pCO2 sensor (S/N 0412-006, Kongsberg Maritime Contros GmbH) mounted to the front porch of the ROV. The sensor was calibrated for pCO2 signals up to 3,000 µatm (accuracy ~1% of reading resolution; resolution: <30 µatm) and was programmed to measure in 60 s intervals, which is equal to the sensor's response time.
Keyword(s):
carbon dioxide; gas release experiment; geological storage; leakage; North Sea; Sleipner
Related to:
Vielstädte, Lisa; Linke, Peter; Schmidt, Mark; Sommer, Stefan; Haeckel, Matthias; Braack, Malte; Wallmann, Klaus (2019): Footprint and detectability of a well leaking CO₂ in the Central North Sea: Implications from a field experiment and numerical modelling. International Journal of Greenhouse Gas Control, 84, 190-203, https://doi.org/10.1016/j.ijggc.2019.03.012
Funding:
Seventh Framework Programme (FP7), grant/award no. 265847: Sub-seabed CO2 Storage: Impact on Marine Ecosystems
Coverage:
Median Latitude: 58.406173 * Median Longitude: 2.023852 * South-bound Latitude: 58.403507 * West-bound Longitude: 2.023405 * North-bound Latitude: 58.406406 * East-bound Longitude: 2.025517
Date/Time Start: 2012-03-08T06:45:10 * Date/Time End: 2012-03-08T12:57:10
Minimum DEPTH, water: 1.0 m * Maximum DEPTH, water: 84.2 m
Event(s):
CE12010_44 (44ROV12) * Latitude Start: 58.405833 * Longitude Start: 2.023667 * Latitude End: 58.406333 * Longitude End: 2.022667 * Date/Time Start: 2012-08-03T06:12:00 * Date/Time End: 2012-08-03T15:02:00 * Elevation Start: -76.0 m * Elevation End: -77.4 m * Location: Sleipner * Campaign: CE12010 * Basis: Celtic Explorer * Method/Device: Remote operated vehicle (ROV) * Comment: HISEM, HydroC, pH sensor, niskins, push cores, deploy ADCP and ECS
Size:
2238 data points

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