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<br />Table 6,--Time of flooding from the failures of Lawn Lake dam and <br />Cascade Lake dam, July 15, 1982 <br /> <br />[Modified from Graham and Brown, 1983] <br /> <br />Location and <br />di stance Time <br />downstream (mountain <br />from Lawn Lake, daylight Description <br />in mi les time) of occurrence <br />Lawn Lake 0200 Campers report hearing roar. <br />Camping 0400 <br />area (0) <br /> Approxi- Campers report normal roar <br /> mately from river. <br /> 0500 <br /> Shortly Dam failure begins, <br /> before <br /> 0530 <br /> Approxi- Campers heard roar from dam <br /> mately break. <br /> 0550 <br /> 0609 Camper reports roar getting <br /> louder, <br />Cut Bank (2.41) 0600 Campers heard thunderous <br />and Yps il on 0620 roar and trees breaking; <br />Creek Camp- saw wall of water 25 to <br />sites (2.92) 30 feet high, <br />Endovalley Approxi- Water reaches road. <br />Road (4.54) mately <br /> 0615 <br /> Approxi- Water and debris (logs and <br /> mately 1 imbs) on road, <br /> 0620 <br /> 0627: 40 Road completely flooded, <br /> <br />32 <br /> <br />Source <br /> <br />National Park <br />Service witness <br />statements, <br /> <br />Rocky Mountai n <br />News, July 16, <br />1982, page 8. <br /> <br />Rocky Mountain <br />News, July 16, <br />1982, page 8. <br /> <br />National Park <br />Servi ce witness <br />statements, <br /> <br />Rocky Mountai n <br />News, July 16, <br />1982, page 8. <br /> <br />National Park <br />Service witness <br />statements. <br /> <br />National Park <br />Service witness <br />statements. <br /> <br />National Park <br />Servi ce wi tness <br />statements. <br /> <br />National Park <br />Service <br />dispatch-radio <br />log. <br />