[2] The concentration of iron in the waters of the Green Mountain Tunnel is 0.44 milligrams per liter and the daily load is 5.3 pounds (2.4 kg).
[2] Its original purpose was to drain water from deep mines in the South Green Mountain Coal Basin.
[2] A plan was once conceived to treat one million gallons per day of the waters of the Green Mountain Tunnel to the point that it would be potable and sell it to the Humboldt Industrial Park.
[5] In 2000, the Catawissa Creek Restoration Association received $35,000 to construct a vertical flow system for the Green Mountain Tunnel.
[6] The Catawissa Creek Restoration Association began making basic plans to construct a treatment system for the Green Mountain Tunnel as early as 2003.
[2] The Audenried & Green Mountain Tunnel Wetlands Delineation and Identification was completed in 2004 by the Eastern Pennsylvania Council for Abandoned Mine Reclamation.
[7] The Green Mountain Tunnel is not on the Pennsylvania Section 303(d) list of streams that are impaired due to pH.