Mount Morgan Mine Upper Mundic Gully TSF EA Amendment

Item

Response

Low Seepage may reach area of low potential GDEs along Dee River, however impact is expected to be low based on elevation of creek bed and distance away. Additionally, low and moderate potential GDEs are located north of the TSF, however, this is upgradient of the TSF and with the direction of seepage towards the south-east, no significant impacts are expected. Low No bores used for water supply have been identified in the vicinity of the TSF or in the direction of the groundwater flow. Therefore, loss of agriculture and/or stock is not expected.

General environmental harm

General economic loss or property damage

Overall consequence classification and description

Low

Project No PS213278 Sandstone Gully TSF Dam Break and Consequence Category Assessments Mount Morgan Gold Mine Heritage Minerals

WSP January 2025 Page 36

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