A dam 2,400 feet long and 80 feet in height, with tunnels, wasteweir, and accessory works would be required at Mountain View.    From Wordnik.com.  [The Passaic Flood of 1903] Reference

The situation is such that an ample wasteweir may be built at a low-side dam on the solid rock of Hook Mountain remote from the dam, and outlets may be had by tunneling the same ridge.    From Wordnik.com.  [The Passaic Flood of 1903] Reference