Hazard Comparisons, NSHM23 vs NSHM18
This page compares NSHM23 and NSHM18 hazard maps, computed externally with nshmp-haz. Each individual ERF contributor to hazard changes are plotted separately, but GMMs are held constant.
Download map CSVs: maps_TWO_IN_50.csv maps_TEN_IN_50.csv
Table Of Contents
Full Model Comparison
Full model comparison, including fault, gridded, and subduction model changes.
Full Model Comparison, 2% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Full Model Comparison, 10% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Fault-Only Comparison
Fault-only comparison, holding gridded and subduction sources constant (using those from NSHM23).
Fault-Only Comparison, 2% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Fault-Only Comparison, 10% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Gridded-Only Comparison
Gridded-only comparison, holding fault and subduction sources constant (using those from NSHM23).
Gridded-Only Comparison, 2% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Gridded-Only Comparison, 10% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Subduction-Only Comparison
Subduction-only comparison, holding fault and gridded sources constant (using those from NSHM23).
Subduction-Only Comparison, 2% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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Subduction-Only Comparison, 10% in 50 year
NSHM23 | NSHM18 |
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Ratio | Difference |
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