Red mud, now more frequently termed bauxite residue, is an industrial waste generated during the processing of bauxite into alumina using the Bayer process. It is composed of various oxide compounds, including the iron oxides which give its red colour.

Jan 14, 2025 · The most frequently-occurring radionuclides found in red muds or sands include uranium, thorium, radium and their decay products. There are an estimated three billion tons of bauxite residue at both active and legacy processing sites.

Mar 12, 2024 · When the conditions are dry and windy, red dust flies from nearby bauxite mud ponds in Gonzales. Property owners have been complaining about the dust landing on homes, in pools, on cars, and...

Aug 20, 2024 · The Louisiana Department of Environmental Quality and Ascension Parish have agreed to share responsibility of the cleanup, with LAlumina ostensibly covering the cost. LDEQ Secretary Aurelia Skipwith Giacometto and Ascension Parish President Clint Cointment signed a memorandum of understanding Monday to that effect.

Feb 28, 2024 · The red dust is bauxite, the product left over from processing aluminum. There are several bauxite mud ponds on an elevated area in Gonzales off of Highway 22 that is supposed to be mitigated...

The closure plan is for Red Mud Lakes 4 and 5. The red dust at the now-closed L’Alumnia ... The agency said an independent Louisiana-licensed engineer will certify that the final cover has been ...

Mar 13, 2024 · Red, toxic mud and dust have long bothered this Louisiana community. A fix is in the works. A chemical retaining pond is seen behind the new Pelican’s Crossing neighborhood near the LAlumina...

Sep 19, 2023 · According to the Louisiana Department of Environmental Quality, the red dust is a longstanding issue coming from a facility owned by LAlumina LLC in Sorrento. Secretary Roger Gingles and a few...

Aug 5, 2024 · Red, toxic dust from this Louisiana plant has long upset neighbors. A fix is in the works. A red mud pond is seen behind the Pelican’s Crossing neighborhood near the LAlumina LLC facility...

Mar 8, 2021 · Bonds have been approved to help finance a new $850 million facility that would recycle red mud pond waste from an alumina plant in St. James Parish.