Mercury also reached the river system when, starting in the 1950's, the Ontario and federal governments built multiple hydroelectric dams on the Wabigoon-English River system. 2206-2217 The dam reservoirs released mercury from soil into the watercourse. Grassy Narrows, near the Manitoba border, has dealt with mercury poisoning since the Dryden Chemical Company dumped 9,000 kilograms of it into the Wabigoon and English River systems during the 1960s. The dam reservoirs released mercury from soil into the watercourse. Mercury also reached the river system when, starting in the 1950's, the Ontario and federal governments built multiple hydroelectric dams on the Wabigoon-English River system. 1975-79: Dryden Chemical first stores mercury waste onsite for later safe disposal, and eventually changes its processes to eliminate its use of mercury altogether. JWM Rudd, MA Turner, A Furutani, AL Swick, BE TownsendThe English–Wabigoon river system: I. a synthesis of recent research with a view towards mercury amelioration Can J Fish Aquat Sci, 40 (1983), pp. It has now emerged that the mercury levels in parts of the English-Wabigoon river system are actually rising, 45 years later. Altogether, an estimated 9 to 11 tonnes of mercury were released into the water. It was estimated that between 1962-1970 over 9,000 kg of mercury had been poured into the Wabigoon-English River system. More to come. Grassy Narrows, near the Manitoba border, has dealt with mercury poisoning since the Dryden Chemical Company dumped 9,000 kilograms of it into the Wabigoon and English River systems during the 1960s. GRASSY NARROWS — Recent reports have raised alarm over the impact of mercury poisoning on those who eat fish from the lakes and rivers surrounding Asubpeeschoseewagong Netum Anishinabek (Grassy Narrows First Nation), located 80 kilometres north of Kenora — but despite the risks, many residents continue to eat the fish: there are simply too few other options for food. APTN News has reached out to Turtle and Indigenous Services Canada for more information. Fifty years on, the First Nation is still feeling the effects, and awaiting appropriate government action. In some areas, the mercury content is twice the … After using mercury in this chemical process, the waste was dumped into the English River in Ontario, Canada, poisoning the water. Altogether, an estimated 9 to 11 tonnes of mercury were released into the water. More than four decades later the effects of mercury poisoning persist. Between 1962 and 1970, the Dryden Chemical Paper Mill dumped ten tonnes of waste mercury into the Wabigoon-English River, approximately 320km upstream from the Asubpeeschoseewagong Nitam-Anishinaabeg (Grassy Narrows First Nation) community. Since its discovery in the 1970s, community members have engaged in activism to ensure the cleanup of their water and health benefits for those who suffer from symptoms of mercury poisoning. 1970: The government of Ontario closes the Wabigoon-English river system commercial fishery, removing one of the primary sources of income for residents of Grassy Narrows. Grassy Narrows, near the Manitoba border, has dealt with mercury poisoning since the Dryden Chemical Company dumped 9,000 kilograms of it into the Wabigoon and English River systems during the 1960s. The community has been dealing with mercury poisoning for over 50 years after Dryden Chemicals Ltd., a pulp and paper mill, polluted the English-Wabigoon river system with untreated neurotoxic mercury between 1962 and 1970.
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