In the foothills just west of Cupertino, the Lehigh Permanente Quarry forms a 3500-acre scar in the otherwise green and undeveloped hillsides of the Santa Cruz Mountains. For decades, mining operations there have discharged toxic selenium into Permanente Creek and contributed to air pollution, noise, and dust in the region. Up until now, Lehigh’s mining...
In the foothills just west of Cupertino, the Lehigh Permanente Quarry forms a 3500-acre scar in the otherwise green and undeveloped hillsides of the Santa Cruz Mountains. For decades, mining operations there have discharged toxic selenium into Permanente Creek and contributed to air pollution, noise, and dust in the region. Up until now, Lehigh’s mining...
By Alice Kaufman and Lennie Roberts Pilarcitos Quarry The Pilarcitos Quarry, located off Highway 92 in Nuff Canyon, three miles east of Half Moon Bay, is a granite quarry that produces rock, sand and gravel (called “aggregate” in the construction industry). Although Pilarcitos Quarry has been in operation since 1933 and thus predates San Mateo...
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