A wreck, best seen on the chart, lies almost 4 miles W of the harbor entrance.
A shoal patch of 7.4m lies 2.1 miles W of Coondapoor Light.
Foul ground, with rocks above and below-water, extends for about 3.5 miles N of the entrance to Coondapoor to a distance of about 1.3 miles offshore.
Pate Rock, which dries about 1m, lies at the SW edge of this foul area.
A rock, 4m high, lies about 0.2 mile NE of Pate Rock.
A 4.6m patch and a 4.9m patch lie about 0.3 mile SSE and SE, respectively, of Pate Rock. Gangoli Shoals, with a least depth of 5.2m, lie about 3.5 miles WNW of the port entrance.
A 6m shoal lies about 2.8 miles WSW of the entrance. It is marked W by a red and white striped barrel buoy from October to May.
A 6m depth and a 7m depth lie about 1 mile NW and 1.5 miles WNW of the 6m shoal.
The bar across the entrance to Coondapoor had a least depth of 2.5, and is constantly changing.
Steering for the entrance, bearing 055°, leads over the bar in the deepest water. A dangerous wreck lies 3.8 miles W of the harbor entrance. Another wreck lies about 1.5 miles S of the above wreck.
The port is normally closed during the Southwest Monsoon, usually from the middle of May until the middle of September, depending on the weather conditions.
The lighted buoys marking the bar and the channel are removed during this time period.