
Diving atMT. Deerfield II (United States)
Descending towards Mt. Deerfield II in the Deerfield Beach area, divers encounter an artificial reef site purposefully constructed from 510 tons of rock. It’s positioned off the Florida coast, inviting exploration within recreational depths. This underwater structure acts as a focal point, drawing divers into its unique topographical features. The site provides an accessible entry point to South Florida's diverse marine environment.
As evening covers MT. Deerfield II, the local air temperature is measured at 30.5°C. The current wave height at the surface is recorded at 0.2 m. These late-day readings characterize the surface conditions for the night.
Dive Site Location & Key Facts
Everything you need to know about this dive site.
Dive Site Overview
Mt. Deerfield II represents a significant artificial reef construction, meticulously formed from 510 tons of quarried rock to foster marine habitation.
Placed off the Deerfield Beach coast, this extensive rock reef offers a dynamic environment for underwater exploration. Its highest points sit at a recreational depth suitable for most certified divers, while the base extends to a maximum depth of 20.4 meters (67 feet). This makes the site highly accessible for advanced open water divers and an ideal location for specialized training dives.
Navigating the site, divers discover a complex topography of piled rocks and crevices. These deliberate formations create countless nooks and crannies, serving as vital shelter for various fish and smaller reef creatures.
Each rock cluster becomes a micro-habitat, contributing to a richer ecosystem. As an integral component of Broward County's artificial reef program, Mt.
Deerfield II was specifically designed to enhance the ocean floor, aiming to attract and sustain a diverse array of aquatic life where natural reef structures might be limited. The planning behind the site ensures an engaging and ecologically beneficial dive, inviting repeated visits to uncover its evolving biodiversity. Exploring its contours provides insight into successful habitat restoration efforts.
MT. Deerfield II
Conditions are Good
Best Dive Window
Optimal conditions expected
Current conditions near MT. Deerfield II show 31° air, 30° sea temperature, 0.3 m waves, and 22 km/h wind. Forecast data is refreshed regularly to ensure accuracy.
Best Time to Dive
Optimizing a dive at Mt. Deerfield II involves considering conditions that influence underwater clarity and comfort. The months from May through August generally offer the best dive scores, characterized by calmer seas with average wave heights around 0.5 to 0.8 meters (1.6 to 2.6 feet). During this period, air temperatures are comfortably warm, ranging from 26.5°C to 28°C (80-82°F), and rainfall, while present, is typically manageable. Although the water temperature remains consistently warm year-round, between 22-27°C (72-81°F) due to the Gulf Stream, avoiding periods of higher wind speeds and increased rain, particularly in March, April, and October, can enhance overall visibility and enjoyment.
PEAK SEASON SCORE
Scores combine air & water temps, waves, wind & rainfall for overall conditions.
BEST MONTHS TO DIVE
Monthly records compiled from satellite and marine observation nodes over the last 3 years. Data provided by Open-Meteo and MET Norway.
Dive Experience & Conditions
Experiencing Mt. Deerfield II often involves a drift dive, a common method in South Florida where the Gulf Stream current flows parallel to the shoreline. This 'valet diving' allows divers to cover more ground along the reef tract without strenuous swimming. The water consistently offers a warm, inviting sensation, with temperatures ranging from 22-27°C (72-81°F) throughout the year. Visibility can vary, influenced by local currents and weather patterns, but often presents clear conditions, making navigation around the rock structures straightforward. Exploring its recreational depth range, typically around 20 meters, feels dynamic as the current gently guides you over the rock formations.
Dive Difficulty & Safety Guidelines
Diving at Mt. Deerfield II necessitates strict adherence to established safety protocols, primarily due to heavy boat activity in the area. A surface marker buoy (SMB) is an absolute requirement for all divers and snorkelers. Florida law further mandates displaying a divers-down flag or buoy, especially when diving independently of a vessel. It's crucial to understand that diving directly under the Deerfield Beach pier is strictly forbidden under normal circumstances, only permissible during rare, pre-arranged clean-up events. Always maintain a conservative dive profile and monitor your air consumption, particularly when drift diving, to ensure a safe ascent and surface interval.
Recommended Equipment
- Dive Computer
This gear list is based on verified equipment signals for MT. Deerfield II, United States. Always confirm final gear choices with your dive operator, guide, or liveaboard.
Recommended Dive Suit
With water temperatures around 30°C (85°F), many divers find a dive skin or rash guard provides comfortable protection.
Local conditions can vary slightly across different parts of the same dive site.
Environmental conditions may feel slightly cooler as the week progresses. Cooler days are ahead; you might want a warmer option for later in the week. A warmer option can provide additional comfort if conditions shift.
Emergency & Medical Support
Essential information to help you plan your dive trip to Mt. Deerfield II.

Hyperbaric chambers are a critical part of dive safety infrastructure. Availability varies significantly by region, and not all dive areas have immediate access.
Before diving, it's recommended to:
- confirm nearest medical facilities
- check emergency procedures with local dive operators
- ensure dive insurance covers evacuation if required
Divers Alert Network
Diving emergency assistance available through DAN World.
+1-919-684-9111- 24/7 emergency hotline
- Diving medical assistance
- Evacuation coordination
Emergency contacts are provided for reference. Always verify local emergency services before diving.
Marine Life at MT. Deerfield II
Observing marine life at Mt. Deerfield II, you'll first notice the various fish species attracted to the artificial rock reef. This underwater structure serves as a crucial habitat, drawing a range of reef fish seeking shelter and foraging opportunities. While specific species aren't consistently reported, the site functions as a part of a larger network of artificial reefs designed to foster local biodiversity. Expect to encounter common South Florida reef inhabitants, making it a reliable spot for general fish observation and underwater photography.
Dive Sites Near MT. Deerfield II
View all dive sites in United StatesDiscover more underwater gems in this area.
Dive Centers Near MT. Deerfield II
Working Hours
Today: 07:30 - 17:00
Delta's Splash Dive Center
Divers Cove
Coral Diving Club, LLC
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Frequently Asked Questions
What is the maximum depth at Mt. Deerfield II?
Mt. Deerfield II reaches a maximum depth of 20.4 meters (67 feet). This depth makes it suitable for advanced open water divers and often used for training dives.
Is drift diving common at this site?
Yes, drift diving is very popular in this region of South Florida, including at Mt. Deerfield II. The Gulf Stream current flows parallel to the shoreline, creating ideal conditions for drift dives.
What safety equipment is required for diving here?
Due to boat traffic, a surface marker buoy (SMB) is an absolute requirement. Florida law also mandates displaying a divers-down flag or buoy to alert vessels to your presence.
Can I dive under the Deerfield Beach pier?
Diving under the Deerfield Beach pier is generally forbidden. This is only allowed during specific, annual events like Project AWARE cleanups, when the pier is temporarily closed to public access.
What are the typical water temperatures?
Thanks to the Gulf Stream, water temperatures at Mt. Deerfield II remain consistently warm year-round. Divers can expect temperatures ranging from 22-27°C (72-81°F).
What is Mt. Deerfield II made of?
Mt. Deerfield II is an artificial reef constructed from 510 tons of rock. This material provides a stable and complex structure for marine ecosystems to develop.
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MT. Deerfield II
Conditions are Good
Best Dive Window
Optimal conditions expected
Current conditions near MT. Deerfield II show 31° air, 30° sea temperature, 0.3 m waves, and 22 km/h wind. Forecast data is refreshed regularly to ensure accuracy.





