An Evaluation of Water Quality Information and Recommendations for Water Quality Monitoring Activities in Areas of Lode and Placer Mining Operations in Denali National Park, Wrangell-St. Elias National Park and Preserve

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Excerpt from An Evaluation of Water Quality Information and Recommendations for Water Quality Monitoring Activities in Areas of Lode and Placer Mining Operations in Denali National Park, Wrangell-St. Elias National Park and Preserve: And Yukon-Charley Rivers National Preserve, AlaskaGold has been mined continuously in Alaska since its discovery in the l86o's from both lode and placer deposits. Mining claims abound in numerous mining districts throughout the state. In 1984, about ounces of gold were produced from more than 250 mines, almost exclusively from placer operations.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.