Boston 400 atlas
Historical event · January 15, 1919

Great Molasses Flood (1919)

On January 15, 1919, a 2.3-million-gallon molasses tank burst on Commercial Street, sending a deadly wave through the North End that killed 21 — and reshaped American engineering law.

Why it matters

Part of the connected record of this place — 2 relationships link it into the wider graph, each one a thread worth pulling.

Open the full civic recordCurrent pulse, routes, recommendations, and memory
Living object

Now, then, future

Every object is temporal: what it feels like now, what it used to mean, and what it can become next.

Current modegolden hour
Historical echoCopp’s Hill Burying Ground
Connected eventAmerica’s 250th — July 4, 2026
Pulse

How it feels right now

Current energyquiet enough to notice details
Best nowthe older layer
Best timegolden hour
historicserendipitousNorth End
Rain scoremodest

Indoor escapes within a few blocks.

Laptop friendlinesslow

Coffee, libraries, bookstores, and campus edges.

Student presencehigh

How strongly the nearby graph reads as campus life.

Tourist pressurelow

Fame, landmark pull, and visitor-facing assets.

Historic densityextreme

Older records and historical edges around this object.

Serendipityhigh

Different kinds of things hiding within a short walk.

Turn this into a walk

Routes with a point of view

What should I see next?

Chosen moves from here

The editor's hand

Human recommendations

Civic memory

What this meant before

Date
January 15, 1919
Graph connections
2

In the graph 2 relationships — first-class data, not links

Explore Great Molasses Flood (1919) in the interactive Graph Explorer — click to expand every connection →
Related
North End
Located in
North End

Nearby what sits within a few minutes’ walk

An unexpected connection

Great Molasses Flood (1919) is linked, through the graph, to North End neighborhood, 5 min walk away. The kind of thread you only find by following the connections.

Keep exploring graph-powered — every path below is a real relationship, not a guess

One record, 1 framing cross-property publishing — never duplicated

Boston400.com · you are here

How we know graph confidence — we explain our certainty, not just assert it

Source qualityBest source is primary / institutional
Independent corroboration2 sources across 2 tiers
Human-reviewedEditorially verified
Institutional backingCites a primary or institutional source
Record completeness80% of canonical fields present
Sources, by tier
Boston Public Library archives Primary / institutional
Stephen Puleo, Dark Tide Unclassified
Graph scores — our north star is relationship density, not page count
Relationship density25
2 connections
Record coverage66
metadata completeness
Graph authority23
centrality + reach + trust
Schema.org JSON-LD — what answer engines read
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