Oneida Number Three Tunnel

[1] The tunnel is the largest discharge of acid mine drainage to Tomhicken Creek.

[4] The concentration of iron in the discharge of the Oneida Number Three Tunnel is 0.18 milligrams per liter and the daily load is 5.7 pounds (2.6 kg).

[1] The upper end of the tunnel is in mines in the South Green Mountain Coal Basin, which it drains part of.

[4] The total maximum daily load document for Catawissa Creek suggests reclaiming mined land in the Green Mountain Coal Basin to reduce the discharge of the Oneida Number Three Tunnel.

[1] The Catawissa Creek Restoration Association started working on constructing a passive treatment system for the Oneida Number Three Tunnel as early as 2003.

The organization's work was funded by the United States Environmental Protection Agency.

[6] The Oneida Number Three Tunnel was damaged to the point of being useless during heavy rain in March 2011.

[7] As of 2003, the Oneida Number Three Tunnel is not listed on the Pennsylvania Section 303(d) of streams that are impaired due to pH.