Aggregate Sources

Aggregate Source Information System (ASIS)

• View ASIS with Google Earth NEW
• ASIS Field Name Descriptions
• ASIS (April 2018) Note that the information contained in ASIS may not be completely accurate, especially ownership of sources.

County Pit Maps

• Maps
• Aggregate Source Legend
• Counties of Minnesota Index

Forms and Procedures

• Aggregate Source Number Request
• Cultural Resources Review - SHPO
• New Concrete Aggregate Source Testing
• Natural Material Source Guidelines
• ASIS Update Forms
• Non-Exclusive Material Pit Lease
• Option to Lease