Iloilo. Source of power from this sub-station is directly supplied by the NAPOCOR with a capacity of 5 M.V.A. (Mega Volt Amperes), which supplies the area of Dumangas, Zarraga and Barotac Nuevo. 100% of the barangays in the Municipality of Dumangas are connected to this electrical grid. Water The Municipality of Dumangas is being supplied with potable water by the Dumangas-Barotac Nuevo Water District (DBNWD) with its main office located at P.D. Monfort North, Dumangas, Iloilo. Water sources comes from 5 Pumping Stations located at Barangays Cali, P.D. Monfort North (Lublub), Calao, Sulangan and Pagdugue capacity were turn down due to el niño phenomenon. Before Cali yields 81ps, 11lps, 15lps, 25lps now its well yields only 4lps, 6lps, 8lps, 10lps and additional of Pagdugue which 7lps respectively. Based on the capacity of these sources, there is insufficient supply of water due to higher demand, DBNWD put up a water filtration plant to augment the need of residents and future industries rises within the municipality and DBNWD utilized Jalaur River for its another source of potable water and will deliver 5,000 cum/day which is sufficient enough to the Municipality of Dumangas up to year 2021. Presently there is a total of 2,115 concessionaries in the municipality 2,072 of which are residential and institutional, 43 are commercial and industrial. Out of the 45 barangays in the Municipality of Dumangas, 39 Barangays are now being served by the DBNWD and there are still 6 barangays which are not served by DBNWD and are now in the priority plan of the Water District for expansion especially those areas identified for commercial and industrial purposes Historical sites and landmarks Saint Augustine Catholic Parish or Dumangas Church is of Gothic architectural style. The present church was constructed under the supervision of Father Fernando Llorente in 1887 and finished by Father Rafael Murillo in 1896. It was declared as a National Landmark by the National Historical Institute. Ruins of First Stone Church in Panay in Barangay Ermita was built in 1569 by Capt. Luis de la Haya, together with Augustinian Father Juan de Alva. It was declared a National Landmark by the National Historical Institute. Dumangas Public Plaza Siete Pecados Islands Lighthouse Monument of Col. Quintin D. Salas in Dumangas Public Plaza Source: Education Private Schools St. Augustine Catholic School Dumangas Christian School, Inc. (Burgos-Regidor) Dumangas Christian School (Tabucan) Dumangas Baptist Development Academy, Inc., St. Louis de