TMDL: Colorado River basin

Final TMDLs with EPA Approval

• COUCEA05a/5b/5c: Eagle River, Copper and Zinc TMDL: Final with approval letter.

• COUCEA7b: Cross Creek, Copper and Zinc TMDL: Final with approval letter.

• COUCBL06: Snake River, source to Dillon Reservoir, pH, Cadmium, Copper, Lead and Zinc TMDLs: Final with approval letter.

• COUCBL07: Peru Creek, source to Snake River, pH, Cadmium, Copper, Lead, Manganese and Zinc TMDLs: Final with approval letter.

• COUCBL12: Illinois Gulch and Fredonia Gulch, Illinois Gulch, Zinc TMDL: Final with approval letter.

• COUCBL12: Illinois Gulch and Fredonia Gulch, Illinois Gulch Cadmium TMDL: Final with approval letter.

• COUCBL18: Straight Creek, Sediment TMDL: Final with approval letter.

• COUCUC06c: Unnamed Tributary to Willow Creek, Ammonia TMDL.

Final TMDLs without current EPA Approval