Levels of the Mercalli Scale of Seismic Intensity Whose Descriptions Roughly Approximate the Effects of Consuming a Commensurate Number of Beers

I. Not felt.

II. Felt by persons at rest, on upper floors, or favorably placed.

IV. Hanging objects swing. Glasses clink.

V. Felt outdoors; direction estimated. Sleepers wakened. Liquids disturbed, some spilled.

VI. Felt by all. Persons walk unsteadily. Windows, dishes, glassware broken. Knickknacks, books, etc., off shelves. Pictures off walls. Furniture moved or overturned.

VII. Difficult to stand. Noticed by drivers of motorcars. Hanging objects quiver. Furniture broken.

VIII. Steering of motorcars affected.

IX. General panic. Serious damage to reservoirs. Underground pipes broken.

XII. Damage nearly total. Lines of sight and level distorted. Objects thrown into the air.