Ministry of Mines
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The Abandoned Mines information system (AMIS) is a database containing information on known abandoned mine sites and mine hazard features located on both Crown and privately held lands within the province of Ontario. This includes sites that are abandoned, may possibly be in production or may be covered by a closure plan. It also includes sites under Mining Act, Aggregate Resources Act and Federal jurisdictions.
Please be aware of the following regarding our AMIS data:
The information herein is provided by the ministry free of charge and for information purposes only. All information is provided “as is” without warranties or conditions of any kind either expressed or implied. In providing the AMIS database information, the ministry and the Government of Ontario accept no liability and make no warranty or any representation regarding the use, accuracy, applicability, completeness, performance, availability, security or reliability of the information, through field measurements or otherwise. It is the sole responsibility of the person choosing to receive and use this information to verify the accuracy of any information obtained from this data package.
The reader is warned to undertake his or her own independent investigation to validate this information. Reports provided within are not compliant with CSA standards.
The maps and/or coordinates provided are not intended for navigational, survey, or land title determination purposes. Maps included may not show unregistered land tenure and interests in land including certain patents, leases, easements, rights of way, flooding rights, licences, or other forms of disposition of rights and interest from the Crown. Land tenure and land uses that restrict or prohibit free entry to stake mining claims may not be illustrated.
Mine Hazards Technical Specialist
Mine Rehabilitation Group
Further database information and metadata are found within the download package.
Abandoned Mines – Stay Out! Stay Alive! Bulletin