Category: "High Resolution Seismic Network (HRSN, BP)"

NCEDC archives continuous HRSN data following the 2003/12/22 San Simeon earthquake

February 27th, 2004
February 27, 2004 The NCEDC is archiving continuous high frequency data from the HRSN borehole network due to increased seismic activity following the magnitude 6.5 San Simeon Earthquake of December 22, 2003. The NCEDC normally archives continuous 20… more »

NCEDC expands continuous 250 Hz archive for HRSN network

January 19th, 2004
January 19, 2004 The NCEDC has extented its continuous archive of 250 Hz data from the HRSN (BP) network with an additional 109 days of continuous 250 Hz data. Continuous 250 Hz data from 2002.228,20:00 - 2002.336,20:00 now available from the HRSN (BP)… more »

Modifications to the FIR filters on the BDSN and Mini-PBO Q4120 dataloggers

June 30th, 2003
The BDSN and MiniPBO Q4120 Quanterras will be reconfigured and rebooted at 5 pm PST today (July 1, 00:00 UTC) in order to change the FIR filter for the 100 Hz channels from acausal to causal. The affected stations are: BDSN BDM CVS FARB PACP POTP POTR… more »

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