USGS
Welcome to the NCSN Drum Recorder Display
Real-time Views of Seismograms from the SAFOD Pilot Hole

Data Selector || SAFOD Daily Spectrograms || SAFOD Bi-Hourly Spectrograms

The Helicorders displayed here are a selection of channels from the SAFOD pilot hole at Parkfield currently being recorded in Menlo Park. They are each updated every five minutes to provide a (nearly) current record. Each panel represents 24 hours of data and its file is between 100kb and 200kb.

LCCB DP1 BP -- ( Little Cholame Creek ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

MMNB DP1 BP -- ( Middle Mountain ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 HH1 SF 01 ( SAFOD Pilot Hole Upish (w/ lo-cut) ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 HH2 SF 01 ( SAFOD Pilot Hole Northish (w/ lo-cut) ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 HH3 SF 01 ( SAFOD Pilot Hole Eastish (w/ lo-cut) ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 HN1 SF 01 ( SAFOD Pilot Hole Upish ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 HN2 SF 01 ( SAFOD Pilot Hole Northish ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 HN3 SF 01 ( SAFOD Pilot Hole Eastish ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 LH1 SF 01 ( SAFOD Pilot Hole Upish ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 LH2 SF 01 ( SAFOD Pilot Hole Northish ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PH008 LH3 SF 01 ( SAFOD Pilot Hole Eastish ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PHP SHZ NC -- ( Hope Ranch ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PL11B EHZ NC -- ( Parkfield SAFOD Surface ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PMM EHZ NC -- ( Middle Mountain ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

PPO SHZ NC -- ( Portugese Canyon ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

SCYB DP1 BP -- ( Stone Canyon ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

SMNB DP1 BP -- ( Stockdale Mountain ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

VCAB DP1 BP -- ( Vineyard Canyon ) [ Previews]

| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

Previews of all stations are available for the following dates:


| 05/10/2008 | | 05/09/2008 | | 05/08/2008 | | 05/07/2008 | | 05/06/2008 | | 05/05/2008 | | 05/04/2008 | | 05/03/2008 | | 05/02/2008 | | 05/01/2008 | | 04/30/2008 | | 04/29/2008 | | 04/28/2008 |

Data Selector || SAFOD Daily Spectrograms || SAFOD Bi-Hourly Spectrograms