Category: "USGS Northern California Seismic Network (NCSN)"

Detwiler Fire impacts NC network stations

July 21st, 2017
UPDATE: The outage is over. As of 2017/07/26 2131 UTC most channels are seismic again (except those that were flat before the outage). The 2017 fire season in underway and the Detwiler fire has disrupted communications from 19 stations in the Northern… more »

2015 wildfires take a toll on seismic monitoring

October 1st, 2015
November 1st, 2015 Figure 1: Map of stations in Northern and Central California, including NC (orange), BK (blue), CI (yellow), NP (white), and BG (pink). Not all stations of the California Integrated Seismic Network are shown. The… more »

Changes to the NCSN/NCEDC catalog

July 18th, 2008
July 18th, 2008 The NCEDC has migrated all NCSN phase, catalog, and waveform information from ASCII files into the CISN database. This migration necessitated the following changes. Formerly the catalog referenced historic events without waveforms for… more »

MOBB preliminary OBS data available at the NCEDC

October 30th, 2006
October 30th, 2006 The NCEDC is pleased to announce the availability of preliminary seismic, current meter, pressure timeseries from the MOBB ocean bottom seismometer (OBS) system deployed in Monterey Bay, California. The MOBB site is a joint project… more »

PG&E seismic data available at the NCEDC

October 20th, 2006
October 16th, 2006 The NCEDC is pleased to announce the availability of seismic phase and waveform data from the Pacific Gas and Electric seismic network that monitors seismicity in the vicinity of the Diablo Canyon nuclear powerplant. The phase data,… more »

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