Extreme Analysis Portal

Flood Frequency Analysis Software

Frequency Analysis You Can Defend

Cloud-native AMS analysis with LP3, GEV, bootstrap confidence intervals, and audit-ready reporting. Explore the static reference hub for worked examples, method rationale, and decision guidance before moving into the application.

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Methods

LP3, GEV, Gumbel, GPA, goodness-of-fit, and uncertainty guidance.

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Worked examples

Reference-backed examples showing rationale, diagnostics, and reporting flow.

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Method selection

Compare LP3 vs GEV and review when a browser-based workflow is a better fit.

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Reference glossary

Quick definitions for plotting positions, return periods, skew, and fit diagnostics.

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Top static pages built for indexing

Worked examples, method pages, FAQ, glossary, plotting positions, and software comparison pages are available without SPA-only routing.