Suction dredge mining, unfortunately, has been used for decades to prospect for gold and other rare minerals in many waterways. The method involves a high-pressure water pump that vacuums up rocks, gravel, and sediment, stirring up and re-distributing sediment and gravel wherever they’re prospecting. According to the Yakima Herald, the new bill, HB 1261, would … Continue reading Bill Limiting Suction Mining Heads to Washington State Governor