MANILA, Philippines — Parts of Metro Manila, Rizal, and Cavite will have scheduled water interruptions this week due to maintenance works and high demand, the two water concessionaires said on Sunday. Manila Water said affected areas would be Makati, parts of Manila and Quezon City, Taguig, Pasig, Mandaluyong, San Juan and Rizal. Maynilad said Muntinlupa, Caloocan, parts of Manila and Quezon City, Valenzuela and Cavite would be affected by the service interruptions.