It preserves the primary water source for agricultural, power generation and domestic consumption of the remote northern Auroran communities on the Pacific coast.

The Amro River Protected Landscape encompasses an area of 6,471.08 hectares (15,990.4 acres) in the northern Auroran municipalities of Casiguran and Dilasag.

It extends along the Amro River from its headwaters near the irrigation dam built by the National Irrigation Administration (NIA) in the Sierra Madre mountain range to its foothills near the coast of Casiguran.

[3] It has a total drainage impact area of 7,190 hectares (17,800 acres) and empties into the Casiguran Bay.

A hydroelectric power plant project with a capacity of 3 megawatts was recently awarded to Alternergy Viento Partners Corp., a renewable energy company, and will be built along the river within the protected area.