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Explore the effects of acid mine drainage on Pennsylvania's streams such as Chihuahua Gulch and Keystone Snake River. Learn about instream pH levels and the presence of natural iron bog in the area. Research references provided by Fey, D. L., S. E. Church, et al. (2001).
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Arapahoe Basin Ski Resort Keystone Ski Resort Key: Instream pH <4.3 4.4-5.7 >6 6 Chihuahua Gulch 3 Keystone Snake River Peru Creek • Pennsylvania • Mine 4 5 Cinnamon Gulch 2 ACID MINE DRAINAGE • Montezuma Sts. John Creek • Sts. • John 1 NATURAL IRON BOG Deer Creek Upper Snake River From: Fey, D. L., S. E. Church, et al. (2001)