Carrington Details

PropertyValue
Rupture Count41
Ruptures w/ Nonzero Rates41
Magnitude Range[6.66, 7.69]
Length Range[20, 165] km
Total Rate5.0622144E-5 /yr
Multi-Fault Rate2.9742943E-5 /yr (58.75%)
Directly-Connected Faults1
All Co-Rupturing Faults7

Table Of Contents

Magnitude-Frequency Distribution

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Fault magnitude-frequency distributions. The left plot shows incremental rates (rates within each magnitude bin), and the right plot shows cumulative rates (rates at or above the given magnitude).

The smaller bottom panel shows the distribution of available ruptures with a green histogram and is not rate-weighted. It only shows the raw count of ruptures of various magnitudes available in the rupture set.

IncrementalCumulative
Incremental PlotCumulative Plot

NOTE: This solution has a distribution of magnitudes and rates for each ruptures, and is likely a branch-averaged solution. That full distribution for each rupture is used to construct the MFDs above, but only mean magnitudes are used in the lower panel showing available and utilized magnitudes, and thus there may be bins with nonzero rates in the top panel where no mgnitudes are shown in the bottom. The magnitude rage at the top of this page also only considers mean magnitudes.

Cumulative Rates and Recurrence Intervals Table

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MagnitudeParticipation RateRangeParticipation RI (yrs)Range
M≥6.55.0622144E-5[0.00E0, 2.65E-4]19,754.2[3,773.02, ∞]
M≥6.64.797229E-5[0.00E0, 1.91E-4]20,845.37[5,242.19, ∞]
M≥6.74.6891728E-5[0.00E0, 1.91E-4]21,325.72[5,242.19, ∞]
M≥6.84.076976E-5[0.00E0, 1.36E-4]24,527.98[7,358.35, ∞]
M≥6.93.6855596E-5[0.00E0, 1.36E-4]27,132.92[7,358.35, ∞]
M≥73.1277355E-5[0.00E0, 8.50E-5]31,972.01[11,761.88, ∞]
M≥7.12.299218E-5[0.00E0, 8.50E-5]43,493.05[11,761.88, ∞]
M≥7.22.005771E-5[0.00E0, 6.76E-5]49,856.14[14,786.34, ∞]
M≥7.31.5097669E-5[0.00E0, 6.09E-5]66,235.39[16,420.36, ∞]
M≥7.44.2158767E-6[0.00E0, 3.03E-5]237,198.6[32,981.53, ∞]
M≥7.51.7671038E-6[0.00E0, 2.92E-5]565,897.73[34,270.05, ∞]
M≥7.61.1419156E-6[0.00E0, 2.92E-5]875,721.44[34,270.05, ∞]
M≥7.75.2421115E-7[0.00E0, 2.65E-5]1,907,628.28[37,764.35, ∞]

Individual Branch Nucleation MFDs

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Individual nucleation MFDs across 2250 logic tree branches. The individual branches with the highest and lowest total rate are highlighted, as are the mean and median models.

IncrementalCumulative
Incremental PlotCumulative Plot

Along-Strike Values

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Along-strike plot

Moment-Rates and b-Values

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Along-strike plot

Length Distributions

(top)

Fault rupture length distributions. The top panel shows the raw count of ruptures in which Carrington participates in the rupture set as a function of rupture length. The bottom two panels show the rate-weighted distribution (i.e., the distribution of lengths in the solution). The middle panel is plotted with a linear scale, and the bottom paney a logarithmic scale.

Length Hist

Rupture Examples

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The following table includes example ruptures, selected at various percentiles from the rate-weighted rupture length distribution. So, for example, the rupture with length closest to the median length (again, rate-weighted) is plotted in the first column ('p50 Example'). The longest participating rupture is plotted last ('p100 Example').

It is important to note that the rupture examples here may not be representative, and may have negligible rates. They are included for illustration purposes only.

p50 Example

p75 Example

p90 Example

Rupture 81008Rupture 163622Rupture 81017

p97.5 Example

p99 Example

p100 Example

Rupture 527231Rupture 527238Rupture 535060

Connectivity

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Map

Nearby Sections

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Fault Section
Great Salt Lake (Fremont Island), 0.2 km away
Great Salt Lake (Promontory), 1.29 km away

Great Salt Lake (Fremont Island), 0.2 km away

(back to table)

NSHM23
Connected?true
Directly Connected?false
Co-rupture Count26
Co-rupture Rate2.152736E-6
Co-rupture Mag Range[7.26, 7.69]

Great Salt Lake (Promontory), 1.29 km away

(back to table)

NSHM23
Connected?true
Directly Connected?true
Min Co-Rupture Dist1.29 km
Min Rate-Weighted Dist1.3 km
Co-rupture Count38
Co-rupture Rate2.9742943E-5
Co-rupture Mag Range[6.97, 7.69]