Pollution accidentelle des eaux par produits chimiques

EPA crews conducting Superfund cleanup prep investigations along Animas River headwaters revealed this week that they’ve found contamination at century-old mine sites at levels 100 times higher than danger thresholds for wildlife.

North Utah County water officials have agreed to pay the state more than $145,000 for discharging sediment laced with heavy metals into the American Fork River below Tibble Fork Reservoir last fall. The North Uta

The now contained spill, which happened at Teck's Trail smelting and refining plant in British Columbia, lasted for about 15-20 minutes.

The Utah County Health Department has lifted an advisory warning residents away from recreating in the American Fork River, which was polluted by lead-laden sediment from an incident last summer on Tibble Fork. Aislynn Tolman-Hill

Last week the Environmental Protection Agency released a report of its latest findings from the Gold King Mine Spill that occurred in August 2015.
Their report shows nearly 540 tons of metals were released during the spill. The toxic sludge of metals consisted mostly of iron and aluminum but also contained manganese, lead, copper, arsenic, zinc, cadmium and a small amount