Newfound Harbor: depth, boat ramps and water quality
Boat: 2 ramps and launches on file for this water.
Start here: Launch at Looe Key Reef Resort and Dive Center, 1 lane, concrete.
The estuary
Newfound Harbor covers 673 acres in Florida, across Monroe County. It is an estuary: the deepest point measured is 9.4 feet (2.9 m). Our records hold 8 species for this water.

Depth: down to 9.4 ft at the deepest measured point
Deepest measured point: 9.4 ft (2.9 m). We hold 299 depth contours for this water, drawn from 7,961 soundings.

2 ramps and launches on this water
On this water we hold 2 trailer ramps.

- Looe Key Reef Resort and Dive Center — 1 lane, concrete, parking for 6 trailers (firm unpaved), paid, flush restrooms, dock, restrooms, needs repair. Summerland Key. 27340 Overseasea Highway, Summerland Key 33042
- Dolphin Marina and Cottages Pay Ramp — 1 lane, daylight hours, lit for night fishing, restrooms. Little Torch Key. 28530 Overseas Highway, Little Torch Key 33042
Fee and opening hours are blank for all 2 places in this list: a blank means we hold no such field, not that it is free or always open, and this list may not be complete.
What is hard here
Only 2 public ramps are on file, so the launch decides where you fish.
Where this data comes from
- NOAA Digital Coast — NOAA Digital Coast bathymetric lidar: class A, a survey of the bottom, 2016.
- NOAA BlueTopo: class A, a survey of the bottom.
- NOAA National Bathymetric Source (S-102 ed3.0.0) — NOAA S-102 bathymetric surfaces: contours: class A, a survey of the bottom.
- NOAA ENC — NOAA Electronic Navigational Charts: soundings: class A, a survey of the bottom.
- NOAA ENC — NOAA Electronic Navigational Charts: depth contours: class A, a survey of the bottom.





















