nocalDD.ldeo.columbia.edu        Real-Time Double-Difference Earthquake Catalog for Northern California


Double-Difference Location for Event nc73785146   M=2.00    -   3D View


Date: 2022/09/23 | Time: 19:39:57.880 | Lat: 40.39124 | Long: -124.60321 | Depth: 23.009 | Mag: 2.00
Quality: 1 | Shift: 3.139 | Version: 3.3

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High-resolution background seismicity from DD base catalog NCAeqDD.v202112.1 (1984-2021) and DD real-time catalog NCAeqDD-RT.v202201 (2022-present).
Box is centered on event nc73785146. There are 188 earthquakes in the box. Magnitude cutoff is 1 (except for events within the last week).

Legend:

  • Red dot is hypoDD-RT solution for event 73785146 (M=2.00)
  • Events in previous HOUR | DAY | WEEK
  • DD-RT catalog (2022-present) (M>2)
  • DD catalog (1984-2021) (M>2)
  • Larger dots: M>4
  • White dot is original (NCSN) location
  • Brown lines at surface: faults from USGS
  • Top square of the bounding box has green/blue sides, blue on the North. Depth referenced to Geoid.
  • XYZ box dimensions (km) = 15.0 x 15.0 x 15.0

  • Viewer instructions:

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    This page uses the Three.js 3D JavaScript library.
    3D applet written by Bob Simpson (USGS), Felix Waldhauser (LDEO), Eric Malikowski (LDEO).
    Contact: felixw@ldeo.columbia.edu

    Time created: Sun Sep 24 06:54:14 UTC 2023