Parallel
Acts 27:28
Patriarchal Greek New Testament (1904) · Berean Standard Bible
καὶ βολίσαντες εὗρον ὀργυιὰς εἴκοσι, βραχὺ δὲ διαστήσαντες καὶ πάλιν βολίσαντες εὗρον ὀργυιὰς δεκαπέντε·
They took soundings and found that the water was twenty fathoms (note: 15 fathoms is approximately 90 feet or 27.4 meters.) deep. Going a little farther, they took another set of soundings that read fifteen fathoms.