RedactedNarrative: TWO HOUSEBOATS (M6/M7) RENTED FROM CALLVILLE BAY MARINA BY LARGE ASSOCIATED PARTY (24 PEOPLE) DEPARTED ON VOYAGE. VESSELS ATTEMPTING TO BEACH NEAR FLAMINGO REEF ON THE BOULDER BASIN WATERS OF LAKE MEAD. HOUSEBOAT M7 BEACHED SUCCESSFULLY. HOUSEBOAT M6 WAS ATTEMPTING TO BEACH PARALLEL TO HOUSEBOAT M7 IN CLOSE PROXIMITY. WHILE APPROACHING SHORE, OPERATOR STATED THAT THE PORT ENGINE OF HOUSEBOAT M6 STALLED DUE TO OVERHEATING. OPERATOR CONTINUED TO ATTEMPT BEACHING IN CLOSE PROXIMITY TO HOUSEBOAT M7 WHEN WINDS OUT OF THE WEST PUSHED THE VESSEL AT AN ANGLE TOWARDS HOUSEBOAT M7. AS OPERATOR OF HOUSEBOAT M6 ATTEMPTED TO CORRECT THE VESSEL'S PATH OF TRAVEL, THE BOW OF HOUSEBOAT M6 LIFTED ON A PASSING WAVE, CAUSING THE BOW OF HOUSEBOAT M6 TO RAISE ABOVE THE BUMPER OF HOUSEBOAT M7. THE PORT-SIDE BOW CORNER OF HOUSEBOAT M6 IMPACTED THE STARBOARD WALL OF HOUSEBOAT M7, CAUSING DAMAGE TO THE FIBERGLASS PANEL AND INTERIOR WALL.