The total inorganic nitrogen level was 12 milligrams per liter on May 31 and 14 milligrams per liter on Monday. The refinery is allowed to discharge up to 10 milligrams per liter daily under its federal water permit, according to a public notification sent by Suncor on Monday night.
Inorganic nitrogen take the forms of nitrate, nitrite, ammonia or nitrogen dioxide, but the notification did not specify which form was released. It could be toxic to fish and other aquatic life. Ex-Aurora cop convicted in Elijah McClain’s death seeks home detention due to “constant fear of being attacked” in jail
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