On 1971 June 11– Pantabangan as an old town three hundred twenty years old by this date. His excellency President Ferdinand E. Marcos ,Congresswoman Leopoldo Diaz and Angel Conception of the first and second district respectively of Nueva Ecija, Gov. Eduardo Joson, City and Municipal mayors of Nueva Ecija, Provincial Commander with President Security Unit including Col. Alexander L. Felix, P.C. and many others arrived for a ground breaking ceremony in Palayupay, Pantabangan, Nueva Ecija, to signal the beginning of the construction of Pantabangan Dam. Republic Act 5499, s- 1969 for 34 million dollars.
Municipal Building of Pantabangan with 25 square meters ground area constructed by the National Irrigation Administration in the year 1975 where the Pantabangan was resettled to the New Town site during the tenure year of Mayor Leon M Pausing and the Chief of Police was PLT Juan C Reyes, INP. In the year 2001 the Pantabangan Police Station was renovated and built extension with 25 square meters floor plan which was donated by the CE CASECNAN during the term of Mayor Ruben P Huerta and PSI George Santiago as Station Commander at that time.
Vital Installations in the area of Pantabangan composed of First Gen Hydro-Electric Power Plant former NAPOCOR and Pantabangan Dam situated at Brgy Fatima , Masiway Regulation Dam at Sitio Masiway, Brgy Sampaloc, CASECNAN Multi-Purpose Power Irrigation Project (CMPPIC) at Sitio Pauan, Brgy Villarica and GLOBE AND SMART Cellsites at Brgy East Poblacion, and Brgy Fatima, Pantabanagan, Nueva Ecija.