They said 461 mm ( 18 inches ) of rain had drenched the Punjab provincial capital in 36 hours , turning streets into rivers , knocking out power , water and telephone services , disrupting air and rail traffic , and sweeping away houses and cars .
<response> They said 461 mm ( 18 inches ) of rain had drenched the <location>Punjab</location> provincial capital in 36 hours , turning streets into rivers , knocking out power , water and telephone services , disrupting air and rail traffic , and sweeping away houses and cars . </response>