How do you identify genuine depression glass from reproduction?

Typically reproduction depression glass has several tell-tale signs that it is not authentic.

These are only generalizations, and should not be considered to be true in all cases.

The color of reproduction depression glass is usually darker than the original.

The weight of reproduction depression glass is usually heavier than the original.

Patterns on reproduction depression glass are usually weaker than originals.

There are a great many resources for determining whether your depression glass is original or reproduction, for instance the hazelatlasglass.com website covers all the glass made by Hazel Atlas.