Mealey's (February 7, 2018, 11:58 AM EST) -- MISSOULA, Mont. — The efficient proximate cause of homeowners’ loss was repeated seepage or leakage of water over an extended period of time, which is an excluded peril under a homeowners insurance policy, a Montana federal judge ruled Feb. 5 (Tafford and LaRayne Oltz v. Safeco Insurance Company of America, No. 16-124, D. Mont., 2018 U.S. Dist. LEXIS 18743)....