Representative Ma. Victoria Sy-Alvarado. The Committee on Local Government, of the House of the Representatives, approved House Bill 3162, declaring Malolos as a lone congressional district separate and distinct from the first congressional district of the province of Bulacan. The said House Bill was substituted by House Bill 3693, which had been approved by the House on April 29, 2008; transmitted on May 5; and was received by the Senate on May 6, 2008. The Republic Act 9591, entitled "An Act Amending Section 57 of Republic Act No. 8754, otherwise known as the Charter of the City of Malolos" was passed by the House of Representatives and the Senate on April 29, 2008, and February 16, 2009, respectively. It was transmitted to the Office of the President on March 31, 2009. The Act lapsed into law on May 1, 2009, without the signature of the President, in accordance with Article VI, Section 27 (1) of the Constitution. The Commission on Elections (COMELEC) created a resolution, Resolution Number 09-0544, in the matter of Republic Act No. 9591 on the allocation of one legislative district for the City of Malolos. On January 28, 2010, the Supreme Court declared the creation of the new legislative district as unconstitutional. The Supreme Court further reaffirmed on March 10, 2010, its decision to declare the creation of the new legislative district as unconstitutional, thus, the city remains part of the 1st District of Bulacan. Geography Malolos is bounded by municipalities of Calumpit on northwest, Plaridel on north, Guiguinto on east, Paombong on west, Bulakan on the southeast and Manila Bay on the south. Topography Malolos is relatively flat of about 0.81% to a gently sloping of 2.17%. The slope of the land descends towards west, southwest to southern direction. The highest land elevation is at about 6.0 meters above sea level while the lowest is only half a meter below sea level. A network of natural waterways and rivers of various sizes and importance is traversing through the landscape of the town down south to Manila Bay. There are three soil types from the major type of Malolos, the soils of the alluvial landscape and these are the Quingua Series, San Manuel Series and the Tagulod Series. Other soil types comprising the soil map of Malolos are the Matimbo Series and Masantol Series, which belong to the soils of the coastal landscape, Loamy Tidal Swamp and