Scuba Diving at K-26 Dive Pool

Diving atK-26 Dive Pool (Korea, Republic of)

K-26 stands as Asia's deepest purpose-built diving pool, offering a controlled aquatic environment for skill development and recreational dives. Opened in August 2018, the facility provides a substantial vertical challenge, reaching a maximum depth of 26 meters (85 feet). It functions as a dynamic training hub and a unique recreational dive site, a convenient escape from city life in Gyeonggi-do, South Korea.

The latest environmental reading at K-26 Dive Pool indicates an air temperature of 19.5°C. The regional climate in Korea, Republic of is aligning with expected historical averages. Prepare your gear according to these specific local conditions.

Dive Site Location & Key Facts

Everything you need to know about this dive site.

Coordinates37.7021, 127.5171
Site Characteristics
Pool
Max Depth26m / 85ft
Entry Type--
Water Typefresh
Dive Types
--

Dive Site Overview

Opened in August 2018, K-26 quickly established itself as Asia's deepest diving pool, surpassing Taiwan's Divecube. The facility was designed to cater to a broad spectrum of dive training, from foundational PADI Open Water skills to more advanced certifications like PADI Rescue Diver, Sidemount Diver, and Freediver.

Pool architecture incorporates stepped depth sections, progressing through shallow zones suitable for initial training and mid-range platforms. These shallower sections lead toward the greater depths. Divers can hone their buoyancy navigating a wreck-like construction with swim-throughs, and explore an air pocket.

A carefully managed environment means divers can focus on skill acquisition without open water challenges, such as sharp natural edges or sediment disturbance. Viewing panels in the lobby provide a unique perspective for spectators, observing divers explore the depths.

K-26 Dive Pool

Conditions are Good

8/10
Confidence: 7/10
Indicates meteorological model agreement and data availability.

Best Dive Window

Optimal conditions expected

06:12
18:45
H: 10:45
L: 16:20
Air / Sea Temp
20° / --°
Wave Height
N/A
Wind Speed
18 km/h ENE
Rain Chance
50%

Current conditions near K-26 Dive Pool show 20° air, --° sea temperature, N/A waves, and 18 km/h wind. Forecast data is refreshed regularly to ensure accuracy.

Radius: ~12km
Updated: Jun 14, 2026, 00:43 local time
MARINE: OPEN-METEOWEATHER: YR.NO

Best Time to Dive

Diving conditions within K-26 remain consistent year-round due to its indoor nature, ensuring a warm water temperature of approximately 29-30°C (84-86°F). Such a stable aquatic environment makes external climate factors less critical for diver comfort. However, considering surface conditions, periods from January to April and October to December generally present more favorable air temperatures outside the facility. Air temperatures during these times range from -3°C (37°F) in January to 14.5°C (58°F) in October. Rainfall is minimal during cooler months, averaging between 0.46mm (0.02 inches) in January and 2.73mm (0.11 inches) in April. While peak summer months see higher air temperatures and increased rain, they do not impact the underwater experience. Weekdays are often quieter, sometimes allowing dives without prior reservation if arriving between 8 AM and 5 PM.

PEAK SEASON SCORE

87/100
Very Good

Scores combine air & water temps, waves, wind & rainfall for overall conditions.


BEST MONTHS TO DIVE

JUN
AUG
SEP
DIVE SCORE
(0–100)
68
JAN
67
FEB
67
MAR
75
APR
81
MAY
88
JUN
75
JUL
91
AUG
88
SEP
82
OCT
69
NOV
67
DEC
AIR TEMP (°C)
-3
0
6
12
17
23
26
27
22
14
6
-1
WAVES (M)
—
—
—
—
—
—
—
—
—
—
—
—
WIND (KM/H)
14
15
15
15
14
13
13
11
11
11
13
14
RAIN (MM)
0.5
0.8
1.3
2.7
3.9
5.1
12.0
6.1
6.8
2.6
1.6
1.4
DIVE SCORE GUIDE (0–100)
Excellent (90–100)
Very Good (80–89)
Good (70–79)
Moderate (50–69)
Poor (30–49)
Not Recommended (0–29)

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

K-26's structure includes stepped depths, creating progressive training zones from its shallowest platforms up to 10 meters (33 feet). Water temperatures are consistently warm, maintained at an average of 29-30°C (84-86°F), facilitating comfortable, extended training sessions. For those seeking the full challenge, its deepest section descends to 26 meters (85 feet), forming a vertical tunnel wide enough for multiple divers simultaneously, including freedivers. Divers explore artificial structures, including a wreck-like section for buoyancy practice and swim-throughs, as well as an air pocket. Lightly chlorinated water, characteristic of a training pool, provides excellent visibility free from natural currents or surge.

Dive Difficulty & Safety Guidelines

Understanding diver skill levels is crucial for an optimal experience at K-26. Divers must either be certified and dive with a buddy or arrange for an instructor-guided dive. This site provides a controlled, hazard-minimizing environment, ideal for practicing various dive skills without the complexities of open water. While the lack of natural marine life eliminates certain environmental risks, divers should remain aware of their surroundings, particularly in deeper sections where exhalations from SCUBA divers can create many bubbles that might affect freedivers. Standard safety protocols, including equipment checks and air monitoring, are always essential. Onsite training, equipment rentals, and dedicated staff support all dive activities.

Recommended Equipment

  • Dive Computer
  • DSMB

This gear list is based on verified equipment signals for K-26 Dive Pool, Korea, Republic of. Always confirm final gear choices with your dive operator, guide, or liveaboard.

Emergency & Medical Support

Essential information to help you plan your dive trip to K-26 Dive pool.

Hyperbaric Chamber

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
24/7 Available

Divers Alert Network

Diving emergency assistance available through DAN World.

+1-919-684-9111
  • 24/7 emergency hotline
  • Diving medical assistance
  • Evacuation coordination
View official DAN emergency contacts

Emergency contacts are provided for reference. Always verify local emergency services before diving.

Marine Life at K-26 Dive Pool

Upon entering K-26, divers will immediately observe the intentionally designed artificial environment that defines this unique dive site. There is no natural marine life to encounter here, as it is a purpose-built training facility. Instead, highlights are the structural elements themselves. Divers interact with various platforms set at different depths, a dedicated wreck-like construction with swim-throughs, and an air pocket. Such features serve as functional tools for skill practice and buoyancy control, providing engaging elements in an otherwise pristine aquatic setting.

Nb Divers
44.1 km away

Nb Divers

5| 35 reviews
Today: Closed
SunClosed
Mon13:00 - 19:00
Tue13:00 - 19:00
Wed13:00 - 19:00
Thu13:00 - 19:00
Fri13:00 - 19:00
SatClosed

Nearest Airports

Nearest airports to help plan travel to this dive area.

Gimpo International AirportGMP
66 km
Incheon International AirportICN
98 km
Yangyang International AirportYNY
109 km
💵Currency:KRW

Search Flights

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Frequently Asked Questions

What is the maximum depth of K-26?

K-26 is designed with a maximum depth of 26 meters (85 feet). This makes it Asia's deepest indoor diving pool, suitable for a wide range of recreational and technical training.

What are the water temperatures at K-26?

Water temperature inside K-26 is consistently maintained at a warm 29-30°C (84-86°F). This stable temperature ensures comfortable diving conditions year-round, regardless of external weather.

Can I dive at K-26 if I'm a beginner?

Yes, K-26 is an excellent facility for beginners. It's often used for PADI Open Water Diver certification and Discover Scuba Diving experiences due to its controlled environment and varying shallow platforms.

Do I need a dive buddy at K-26?

Yes, certified divers are required to dive with a buddy. Alternatively, you can book an instructor-guided dive if you do not have a buddy available or prefer supervised diving.

What unique features does K-26 offer for divers?

K-26 features stepped depth platforms from shallow to its maximum depth, a wreck-like structure for buoyancy practice and swim-throughs, and an air pocket. Its deep, vertical tunnel section is also a notable characteristic.

Is K-26 suitable for freediving?

Yes, K-26 is suitable and popular for freediving training. A deep vertical tunnel provides ample space for freedivers to practice, though they should be mindful of SCUBA divers' bubbles in the deeper sections.

What is the typical cost for diving at K-26?

A 3-hour entrance, including one tank, is approximately 33,000 Korean Won, which converts to around $25 USD. Prices may vary, so checking the official K-26 website or contacting them directly is recommended.

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