Deployment	Borehole	(courtesy of TGT)
Log Name	SNL
Math Symbol
Measured Property	Acoustic noise
Sensor Type	Quartz crystal
Units
SI	dB SPL
Oil Metric	dB SPL
Oil Field	dB SPL

Applications

Locating borehole and behind-casing flow
Assessing formation pressure in flowing zones
Leak detection
Measure borehole flowrate
Locating fracture flow

Tool Schematic

Sample Logs

Mathematical Model

See Also

Petroleum Industry / Upstream / Data Acquisition / Well & Reservoir Surveillance / Well Logging / Downhole logging tool

[ Noise Logging ][ Spectral Noise Logging Tool @samples ][ Spectral Noise Logging Tool @model ]