




Public Safety Diving Training and Operational Support
Sink or Swim Scuba provides public safety diving training, equipment support, and operational assistance for fire departments, law enforcement agencies, EMS teams, and recovery units.
Public safety diving is not recreational diving done in difficult conditions. It is a specialized discipline that requires dedicated training, purpose built equipment, and an operational mindset grounded in safety and risk management. Our focus is supporting public safety dive teams with realistic solutions designed for real world environments.
While our headquarters is located in Gastonia North Carolina, we support public safety dive teams across Lincolnton, High Point, Lake Lure, Charlotte, throughout North Carolina and South Carolina, and across the East Coast.
Who We Serve
We support:
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Fire department dive teams
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Police and sheriff dive units
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EMS and recovery teams
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Search and recovery operations
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Agencies building or expanding public safety dive programs
Our experience includes supporting agencies such as the Charlotte Fire Department, along with teams in Lincolnton, High Point, Lake Lure, and other departments throughout the region.
Public Safety Diver Training
We provide ERDI and SDI based training with a strong emphasis on operational readiness, diver safety, and team integration.
Training focuses on:
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Low visibility and zero visibility diving
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Team based operations and tender coordination
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Risk management and diver safety
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Equipment familiarization and reliability
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Operational decision making and mission planning
While not required, we strongly recommend that divers hold an SDI Advanced Open Water certification or equivalent prior to entering ERDI training. A strong recreational foundation helps ensure divers have the skills and discipline required before progressing into public safety operations.
Equipment Support and Service
Sink or Swim Scuba supports and services public safety diving equipment used in demanding operational environments.
We provide support for:
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Full face masks and communications systems
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Surface supplied air equipment
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Drysuits and thermal protection
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Cylinders, valves, and gas management
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Regulators and diver life support equipment
Our recommendations are based on real world operational use and reliability, not recreational assumptions or catalog specifications.
Authorized Interspiro Distributor
Sink or Swim Scuba is an authorized Interspiro distributor for the region.
This distributor status allows us to support public safety dive teams with manufacturer backed equipment, service, training support, and procurement documentation. We work closely with agencies to ensure equipment selections align with operational needs, maintenance requirements, and long term sustainability.
OTS Communications and Full Face Mask Support
Sink or Swim Scuba is a Gold Level Dealer for Ocean Technology Systems (OTS) and maintains extensive hands-on experience with OTS communications and full face mask systems.
OTS equipment has been widely used in public safety diving for decades, and we have personally operated, serviced, trained with, and supported these systems in real-world environments. Many teams continue to rely on legacy OTS platforms, while others are transitioning to newer communications capabilities based on mission needs.
Our demo and training fleet includes most OTS hardwire and wireless communication systems, full face masks, surface stations, and supporting components. This allows teams to:
- Train with familiar systems currently in service
- Compare legacy and current-generation communications platforms
- Evaluate performance differences under operational conditions
- Make informed decisions without relying solely on manufacturer literature
We regularly assist teams with service evaluations, upgrade planning, compatibility questions, and trade-in considerations, helping agencies determine whether maintaining existing equipment or transitioning to newer systems is the best operational decision.
Our recommendations are based on actual diving experience, service history, and mission requirements, not on forcing unnecessary upgrades.
Demo and Training Equipment On Hand
We maintain a dedicated inventory of public safety diving equipment available for supervised training and equipment evaluation.
This allows teams to train with real operational systems and evaluate equipment before committing to major purchases. Our demo and training inventory includes surface supplied air systems, full face masks with communications, hardwire and wireless communications, drysuits, diver life support equipment, remotely operated vehicles, and specialized recovery tools.
Two Kirby Morgan SuperLite 37 helmets equipped with full umbilicals and topside surface supplied air support, configured to support two divers in the water simultaneously during surface supplied operations.
A full list of available demo and training equipment is available on our dedicated equipment page or upon request. We support multiple public safety diving manufacturers and platforms and work with teams to select equipment based on operational need, serviceability, and long-term sustainability.
Communications Systems and Full Face Mask Demo Capability
Sink or Swim Scuba maintains a comprehensive inventory of public safety diver communications and full face mask systems to support training, evaluation, and operational-style deployments.
Our demo and training capability includes:
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Interspiro Divator (AGA) full face masks configured for public safety operations
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Multiple OTS Guardian full face masks with integrated communications
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OTS PowerCom 3000D wireless diver communication system
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OTS MK-III hardwire diver intercom configured to support up to three divers simultaneously
This allows teams to train with both Interspiro and OTS platforms, evaluate fit, comfort, communications performance, and operational integration before making procurement decisions.
We support:
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Familiarization and transition training between mask platforms
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Wireless and hardline communications operations
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Multi-diver operations with coordinated topside supervision
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Integration of communications into SCUBA and surface supplied air diving
All communications and full face mask training emphasizes clarity, redundancy, disciplined topside procedures, and diver safety, recognizing communications as a critical life-support component in public safety diving.
Mobile Operational Support Capabilities
Sink or Swim Scuba maintains mobile assets to support training evolutions, equipment deployment, and operational readiness.
Mobile Dive Command and Support Trailer
We operate a 20 foot enclosed trailer configured for public safety dive support, including:
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Climate controlled interior with heat and air conditioning
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Interior lighting and exterior scene lighting
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Space for equipment staging, command functions, and diver support
This unit can function as a mobile dive command post or operational support platform during training or real world deployments.
Recovery and Heavy Object Support
We also operate a 17000 pound dump trailer equipped with a 12000 pound portable winch system capable of assisting with:
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Vehicle recovery
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Heavy object removal
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Equipment transport and staging
The winch system is custom configured for use on both truck and trailer platforms and can accommodate normal sized vehicles.
Tow and Transport Capability
Our fleet includes a 2024 Ford F450 equipped with gooseneck hitch capable of safely transporting all support trailers and equipment.
We also operate an E350 passenger van used for personnel transport and logistical support, allowing flexible deployment of equipment and personnel as needed.
Why Teams Work With Us
Public safety dive teams work with Sink or Swim Scuba because we provide:
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Public safety focused training and equipment support
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Real world operational experience
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A partner mindset rather than a sales only approach
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Experience working within public safety budgets and procurement processes
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Mobile capability to support teams on site and in the field
We understand that public safety diving decisions directly impact diver safety and mission success. Every recommendation we make is guided by that responsibility.
Start the Conversation
If your team is exploring training, equipment upgrades, or operational support, we would be happy to talk.
We assist agencies with:
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Training planning and scheduling
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Equipment evaluations and recommendations
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Quotes and procurement documentation
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On site support and logistics planning
Contact Sink or Swim Scuba to schedule a public safety diving consultation.
Phone 704-823-0501
Email Dive@SinkorSwimScuba.com
Location Gastonia North Carolina
Request a Public Safety Diving Consultation