I emailed Gensler to get the building heights for GreenWater, which is the official name by the way. The individual buildings, however, do not have official names yet. So they're calling them by their block number.
GreenWater | Block 23 Office
419 feet to the rooftop box
379 feet to the mechanical penthouse
349 feet to the main roof
28 floors
566,074 gross square feet
524,143 usable square feet
GreenWater | Block 1 Residential
412 feet 6 inches to the rooftop box
388 feet 6 inches to the main roof
110 feet to the podium
141 feet to the taller portion of the podium.
38 floors
682,120 gross square feet
531,700 usable square feet
GreenWater | Block 185 Residential
410 feet to the rooftop box
380 feet to the main roof
110 feet to the podium
39 floors
436,975 gross square feet
336,600 usable square feet
GreenWater | Block 188 Hotel
234 feet to the mechanical penthouse (highest architectural point).
219 feet to the main roof
19 floors
245,643 square feet (Not sure which this is).
Click for site plan
Click for aerial site plan/map