Under National Pollutant Discharge Elimination System permit number CO-0035024, the Crossfire-Bonds Gravel Pit is authorized to discharge from its wastewater treatement facility in Plata County, Colorado, to Deer Canyon, a tributary of the Animas River. Authorization for discharge is limited to only those outfalls specifically listed in the permit.

• CO-0035024 Crossfire-Bonds Gravel Pit Permit (PDF)(19 pp, 714 K, September 1, 2015)
• CO-0035024 Crossfire-Bonds Gravel Pit Statement of Basis (PDF)(12 pp, 1 MB, May 2015)