The entire area is a Ramsar Wetland Site since 1999.
■ Geography
The lake is bounded by the towns of Naujan to the north and northeast, Victoria to the west, Socorro to the south and southeast, and Pola to the east. The lake is also bounded by the Naujan Mountains to the north and east of the lake. Mount Naujan, elevation 1,380 feet (420 m) and one of the inactive volcanoes of the country, is situated northeast of the geographic center of the lake. Several thermal springs and solfataras are reported to exist on the eastern border of the Naujan Lake.
■ Hydrology
The lakes watershed covers about 30,000 hectares (300 km2). The lake is fed by the Macatoc, Borbocolon, Malayas, Malabo, Maambog, Malbog and Cusay Creek from the east； by Bambang, Tigbao and Tagbakin Creek from the west； and by Subaan and Singulan River from the south. The lake has only one outlet, the Butas River, which flow north then heads east after the Lumangbayan River joins the river and empties to Tablas Strait at Barangay Lumang-bayan, Naujan.
■ National Park
The lake, approximately 8,125 hectares (20,080 acres) in area, is the main feature of the protected area classified as a national park known as the Naujan Lake National Park (NLNP). The lake and adjoining areas totaling 21,655 hectares (53,510 acres) was declared a national park on March 27, 1956 through Proclamation No. 282 by President Ramon Magsaysay.NLNP covers twenty-four (24) barangays under the jurisdiction of four municipalities, namely: Naujan – Brgys. Bayani, Laguna, Montelago and Dao Pola – Brgys. Matula-tula, Tagbakin and Casiligan Socorro – Brgys. Lapog, Mabuhay I, Mabuhay II, Batongdalig, Pasi I, Pasi II, Happy Valley and Subaan Victoria – Brgys. Merit, Daungan, Bambanin, Pakyas, Leido, Malabo, Urdaneta, San Narciso and CanaanThe Park has existing facilities for tourism and recreational activities which include picnic tables and a house/quarters located at Minglit Point. A guard house is located at Brgy. Malabo in Victoria town and a watch tower is located at CENRO in Pasi, Socorro. The park caters for recreational activities such as boating, picnics, bird watching, educational tour and scientific research. Also, the park is considered the widest breeding place of marsh birds and has a quarterly Biodiversity Monitoring System (BMS) which includes bird counting.

NW 32.0Km	Calapan Cathedral
SW 32.1Km	Mounts Iglit–Baco National Park
NW 48.4Km	Malabrigo Point Lighthouse
NW 55.2Km	Puerto Galera
NE 63.2Km	Moriones Festival
NW 71.4Km	Batangas City
NW 75.3Km	Ibaan Church
NW 82.6Km	Saint Joseph the Patriarch Church ..

vTourMap 🝙 Naujan Lake 瑙漢湖 🝙

vTourMap 🝙 　 Naujan Lake　瑙漢湖　 🝙