mine tailings rock pile in forest

TSF Showcases Hydraulic Mine Restoration Major Cost Benefits for Water Agency

On October 3, The Sierra Fund shared eye- opening preliminary results with the Yuba Water Agency from our Benefit-Cost Analysis of Hydraulic Mine Remediation. Abandoned hydraulic mines release huge amounts of sediment that impair downstream water infrastructure. Analysis using Lidar mapping and WEPP modeling found that 80-90% of the sediment clogging the agency’s Log Cabin […]

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First-Ever Hydraulic Mine Remediation Site Gets Full Watershed Restoration Make-Over

The Sierra Fund is breaking ground on new techniques remediating abandoned hydraulic mine sites. The Sierra Fund spent a week in the Spring with Symbiotic Restoration’s crew of ten installing process-based restoration treatments at Grizzly Creek Diggins. The work crew placed post-assisted log structures in eroding ditches to help capture sediment runoff and reduce incisions. […]

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abandoned mine land with sign warning about hazards in mine tailings

Advancing Revitalization of Abandoned Mine Lands by Connecting Cities and Counties to Needed Resources 

With over 47,000 abandoned mines throughout the Sierra, The Sierra Fund takes many avenues to advance the cleanup of these sites to protect our health and environment. These abandoned mine lands present hazards from mine waste that can contain arsenic, lead, and mercury as well as physical hazards. A key project in 2022 has been TSF […]

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Revitalization of Mine-Impacted Lands: Due Diligence in the Sierra Nevada Gold Country

Increasing the pace and scale of mine remediation is vital to transform the toxic legacy of California’s 19th century Gold Rush from destruction into innovation and protection of Sierra Nevada headwaters. The Sierra Fund’s newest report, “Due Diligence in the Sierra Nevada Gold Country: New Tools to Remediate California’s Abandoned Mine Lands,” outlines a strategy to […]

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