The Cluster 6 River Basin covers three Principal River Basins from the Samar Island located in Eastern Visayas Region or Region VIII. It encompasses 210,282 ha. The Principal River Basins (PRB) bounded are Catubig, Catarman, and Pambujan PRBs. The three Principal River Basins (PRBs) of Cluster 6 covers three provinces in Samar Island, such as the Eastern Samar, Samar, and Northern Samar. Northern Samar has the largest areal coverage in the Cluster (77.8%). Of all the municipalities in the cluster, the municipality of Catarman in Northern Samar has the largest area covered, while Santa Margarita in Samar Province has the smallest area coverage (0.04%).
There are two minor watersheds in between the three PRBs, which encompass about 39,675 ha of the Northern Samar Province. Of the six (6) municipalities it bounds, the municipality of Mondragon, Northern Samar has the largest area (58.2%). On the other hand, the minor watersheds encompass only 0.9% of the land area of Catarman, Northern Samar.

VISION

Catarman Principal River Basin

“A Catarman PRB that is resilient, pollution-free and is providing sustainable goods and services for its stakeholders, who in return manages the watershed efficiently.”

Catubig Principal River Basin

“A Catubig PRB that is resilient, sustainable, and well-managed by its empowered, responsible, and supportive stakeholders.”

Pambujan Principal River Basin

“A resilient and sustainable Pambujan PRB that is well-managed by its empowered stakeholders”

MISSION

Catarman Principal River Basin

“Improve the resiliency and sustainability of PRB through establishment of sustainable watershed management for a well-balanced environment.”

Catubig Principal River Basin

“Lessen the impact of disaster risks and climate change through sustainable watershed management and capacity building.”

Pambujan Principal River Basin

“A safe and risk-free environment with capacitated communities achieved through sustainable watershed management.”