Spiegel Grove

wreck in Key Largo

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Details

Advanced Open Water

Minimum Recommended Certification

Max Depth	135 ft
Average Depth	100 ft

Access

Permanent Mooring Balls

GPS coordinates

25° 04.000' N
80° 18.650' W

Frequently visiting operators

	Horizon Divers
	Conch Republic
	Rainbow Reef Dive Center

🎥 ISDC

Upcoming trips (46)

Operator	Date	Time	Availability click-to-book	Trip Name click for details
Rainbow Reef Dive Center	2025-12-13	08:30	Y	Spiegel Grove,USCGC Duane
Rainbow Reef Dive Center	2025-12-13	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-14	08:30	Y	USCGC Duane,Spiegel Grove
Sea Dwellers	2025-12-15	08:30	16	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Rainbow Reef Dive Center	2025-12-15	08:30	Y	Spiegel Grove,French Reef
Rainbow Reef Dive Center	2025-12-16	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-17	08:30	Y	Spiegel Grove,Sand Bottom Cave
Rainbow Reef Dive Center	2025-12-18	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-19	08:30	Y	Spiegel Grove,French Reef
Rainbow Reef Dive Center	2025-12-19	08:30	Y	Spiegel Grove,Spiegel Grove
Conch Republic Divers	2025-12-19	13:00	24	Spiegel x2
Rainbow Reef Dive Center	2025-12-20	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-20	08:30	Y	Spiegel Grove,USCGC Duane
Rainbow Reef Dive Center	2025-12-21	08:30	Y	Spiegel Grove,Benwood Wreck
Sea Dwellers	2025-12-22	08:30	28	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Rainbow Reef Dive Center	2025-12-22	08:30	Y	Spiegel Grove,French Reef
Rainbow Reef Dive Center	2025-12-23	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-24	08:30	Y	Spiegel Grove,Sand Bottom Cave
Rainbow Reef Dive Center	2025-12-26	08:30	Y	Spiegel Grove,French Reef
Rainbow Reef Dive Center	2025-12-26	08:30	Y	Spiegel Grove,Spiegel Grove
Conch Republic Divers	2025-12-26	08:30	12	Spiegel x2
Rainbow Reef Dive Center	2025-12-27	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-27	08:30	Y	Spiegel Grove,USCGC Duane
Rainbow Reef Dive Center	2025-12-28	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-29	08:30	Y	Spiegel Grove,French Reef
Conch Republic Divers	2025-12-29	08:00	1	Spiegel x2
Rainbow Reef Dive Center	2025-12-30	08:30	Y	Spiegel Grove,Benwood Wreck
Rainbow Reef Dive Center	2025-12-31	08:30	Y	Spiegel Grove,Sand Bottom Cave
Conch Republic Divers	2025-12-31	08:30	8	Spiegel x2
Rainbow Reef Dive Center	2026-01-02	08:30	Y	Spiegel Grove,French Reef
Rainbow Reef Dive Center	2026-01-02	08:30	Y	Spiegel Grove,Hole in the Wall
Rainbow Reef Dive Center	2026-01-02	08:30	Y	Spiegel Grove,Spiegel Grove
Conch Republic Divers	2026-01-03	08:30	23	Spiegel x2
Sea Dwellers	2026-01-05	08:30	25	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Conch Republic Divers	2026-01-08	08:30	23	Spiegel x2
Conch Republic Divers	2026-01-09	08:30	23	Spiegel x2
Sea Dwellers	2026-01-12	08:30	30	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Conch Republic Divers	2026-01-12	08:30	23	Spiegel x2
Conch Republic Divers	2026-01-17	08:00	2	Spiegel x2
Sea Dwellers	2026-01-19	08:30	28	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Sea Dwellers	2026-01-26	08:30	30	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Sea Dwellers	2026-02-02	08:30	30	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Conch Republic Divers	2026-02-02	08:30	24	Spiegel x2
Sea Dwellers	2026-02-09	08:30	30	Deep Ship Wreck: USS Spiegel Grove & SS Benwood - Advanced Divers Only
Conch Republic Divers	2026-02-12	13:00	11	Spiegelx2
Conch Republic Divers	2026-02-20	08:00	4	Spiegel x2

The USCG flag waves with the current

📸 Pablo Strika

A reef shark hovers around

📸 Pablo Strika

The forward engine room has a US flag in the boiler

📸 Pablo Strika

Caribbean reef sharks reside on this site

📸 Pablo Strika

The "Top Dog" seal is found in a corridor in the superstructure

📸 Pablo Strika

The interior of the wreck offer breathtaking scenes

📸 Pablo Strika

Two divers finish their penetration

📸 Pablo Strika

The relief is massive on this wreck

📸 Pablo Strika

A view of one of the cranes

📸 Pablo Strika

A diver explores one of the upper decks

📸 Pablo Strika

There's multiple entries to the inside. Visibility is typically good

📸 Pablo Strika

A diver hovers in the forward engine room at 140 ft deep

📸 Pablo Strika

A view of a starboard machine gun

📸 Pablo Strika

The laundry room is a must visit - penetration training is required to reach this room

📸 Pablo Strika

Best Gas

show details

Diluent mix

Oxygen 21%

Helium 35%

Nitrogen 47%

Gas prices

Diluent tank	$35.50
O2 tank	$10.00

Diluent

Diluent PPO2 at max depth (135 ft) 0.9 atm

O2 Content Diluent

Set Point 1.2 atm

Set Point

END at max depth (135 ft) ft

He Content Diluent

O2 narcotic?

Loop temperature at depth °F/°C

Loop temperature

Consider H2O vapor?

Gas density g/L

Hypoxic at surface

Calculate Best Diluent

Gas mix

Oxygen Bottom PPO2

Helium Bottom PPO2

Nitrogen Bottom PPO2

Gas prices

Aluminum 80	$10
Steel HP 100	$10
Steel LP 85	$10

NDL at 135 ft - 24 hr min surface interval - m

Calculate NDL

Always use a dive computer

Nitrox

PPO2 at max depth (135 ft) Bottom PPO2 atm

PPO2 at average depth (100 ft) Bottom PPO2 atm

O2 Content

32%

Calculate Best Nitrox

Decompression planning

Wreck Details

Landing Dock Ship

Sunk date

May 17th, 2002


510 ft	85 ft
Length	Beam

Site Description

Route

Typical Conditions

Wreck History

Divers' Uploaded Pictures

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