City of Spirit Lake, Auditor of State's Report on Reaudit, For the Period, July 1, 2001 through June 30, 2003

City Audit Report - Reaudit

Cooperative Lakes Area Monitoring Project-Little Spirit Lake, 2007

Water fact sheet for Iowa Department of Natural Resources and the Geological Bureau.

Cooperative Lakes Area Monitoring Project-Big Spirit Lake, 2007

Water fact sheet for Iowa Department of Natural Resources and the Geological Bureau.

The Spirit Lake Massacre,1918.

This is the story of the Spirit Lake Massacre of 1857, written by Thomas Teakle. The massacre came as the culminating episode of incidents intimately connected with the settlement of northern and western Iowa.