Live Chat I-20 Community Nearby Traffic Lake Margret Dam (Water dam) 2024-06-11 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Lake Margret Dam (Water Dam) Marshall, TX 12.33 Jefferson, TX 12.73 Scottsville, TX 14.74 Interstate highway exits close to Lake Margret Dam (Water Dam) Exit 617, i20 18.16 Exit 620, i20 18.33 Exit 614, i20 19.36 Interstate highways close to Lake Margret Dam (Water Dam) i20 map 18.16 i220la map 51.48 i49 map 57.38 State roads close to Lake Margret Dam (Water Dam) US 59 TX map 0.49 TX LOOP 390 map 8.80 TX FM 134 map 9.75