Like many other communities across America, the Flathead Valley has experienced periodic incidents linked to hatred and extremism, but a report and new tracking map from a national legal advocacy organization show most local designated hate groups share one telling trait: they eventually fizzle out.

The consistency in hate groups’ inabilities to gain a foothold in the valley is underpinned on the Southern Poverty Law Center’s most recent “hate map” — a tool released by the nonprofit on an annual basis that identifies groups they designate to be hate groups. As defined by the organization, hate groups are made up of individuals who have “beliefs or practices that attack or malign an entire class of people, typically for their immutable characteristics.”

The map shows which groups exist in each state and, more specifically, which groups linger in each local community. It is typically released before March of every year and is compiled by researchers, analysts and others who track the activity of more than 1,000 hate groups across the nation.

Read more: Daily Inter Lake