Find the smallest model that exposes the engine behavior you need to test.
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Quick picks
Evidence status: ten starter models verified in EPA SWMM 5.2.4 · ICM-SWMM and InfoWorks runs pending · until those runs land, all stated ICM behavior and agreement bands are pre-run hypotheses from solver documentation and engineering judgment.
Catalog. Browse all 30 archetypes by mechanism, category, and tier — click any card for the full breakdown.
Best Picks. Value-per-effort ranking — the direct answer to “which model first.”
Discrimination value vs. build effort
Ranked: value ÷ effort (click to open)
★ Run these ten first (Tier 1)
Matrix. All 30 side by side — click headers to sort, rows to open.