 More than 300, 000 residents of four northern provinces were affected by floods, including about 3,300 people who fled to evacuation centers and more than 41,000 who moved in with their relatives and friends.Overall damages were estimated of 25 million Philippine Peso in agricultural land.The most significant loss of life and damage took place during late September and early October from the combined effects of Typhoons Ketsana and Parma.