US Dept. of the Interior
Office of Surface Mining
Washington, DC 20240
National Mine Map Repository (NMMR)
What is NMMR?
The National Mine Map Repository (NMMR), is part of the United States Department of the Interior, Office of Surface Mining Reclamation and Enforcement. It is a facility that provides and stores in microfilm over 134,000 abandoned mine maps. The repository contains maps from the 1860s to the present day. It serves as a point of reference for mine maps and other information for both surface and underground mines throughout the United States. It also serves as a location to retrieve mine maps in an emergency.
What Information is Available?
The NMMR contains microfilm maps of surface and underground coal, metal and non-metal mines throughout the United States. Some of the information that can be found in the repository includes: