Last updated: April 2026
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Quick Answer
- The North American Float Tank Standards were updated for 2025 to ensure quality, sanitation, and safety while operating float tanks, providing best practices for the industry Floatation Tank Association standards.
- Float tank regulations vary widely across states, counties, and cities in the United States and Canada, with no single national pool code dictating operations.
- Health departments often regulate float tanks like pools or spas, but specific codes may not address their unique characteristics, leading to varying interpretations.
- Float tanks contain a saturated solution of magnesium sulfate with a specific gravity of 1.23 to 1.3, maintained at approximately 92–96°F / 33.3–35.6°C CDC's 2023 Model Aquatic Health Code.
When you step into a float center, you are often asked to sign a consent form. This document helps ensure you understand the unique environment of float therapy and the practices that keep it safe and clean. We find that these forms are essential because the regulatory landscape for float tanks is complex and highly localized. There is no large national pool code in the United States or Canada that governs float tank operations; instead, rules are decided at the state, provincial, county, and city levels Float Tank Solutions approval advice. This means what's covered in a consent form in one city might differ from another, reflecting the specific local health department's approach to classification and oversight. Understanding these regulations and the industry's best practices, like the 2025 North American Float Tank Standards, helps ensure a safe and high-quality float experience.
What Are Float Tanks?
Float tanks are specialized tubs designed to create an environment with reduced external stimulation, allowing for deep relaxation. They are also known by other names, such as float rooms, pods, spas, chambers, isolation tanks, or sensory deprivation tanks. Each of these terms refers to the same core concept: a contained space where individuals can float effortlessly. Some larger tanks can fit two people at once — for that variant, see our Best Float Tanks for Two-Person Floats [2026 Couples Guide], which covers consent and shared-session considerations.
The Unique Solution
The key to a float tank is its water solution. It contains a high concentration of magnesium sulfate, commonly known as Epsom salt. This creates a highly dense solution, allowing a person to float without effort. The specific gravity of this solution typically ranges from 1.23 to 1.3 [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. This density is much higher than regular pool water, which significantly impacts how the water behaves and how it needs to be maintained.
Controlled Environment
Beyond the water, the environment inside a float tank is carefully controlled. The temperature of the solution is maintained at approximately 92–96°F (33.3–35.6°C) [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. This temperature is close to skin temperature, which helps minimize the sensation of touch. The tanks are also designed to be light and sound-reduced. This means external light is blocked out, and sounds are muffled, creating a quiet and dark space. The goal is to reduce as much external stimulation as possible, allowing the user to focus inward and achieve a state of deep relaxation.
Purpose of Floatation Therapy
Floatation refers to a meditative activity. Users float in this high-density Epsom salt solution in a dark, quiet environment. This practice is used as a form of relaxation therapy. By reducing sensory input, individuals can experience a unique state that promotes stress reduction, mental clarity, and physical ease. The unique nature of these environments means that their operation and maintenance require specific considerations that differ significantly from standard recreational water facilities like swimming pools.
Distinctions from Other Aquatic Facilities
It is important to understand that float tanks are distinct from swimming pools and other recreational water bodies [https://ncceh.ca/sites/default/files/Float_Tanks_Considerations_EPH_July_2016.pdf]. While they both contain water, the composition, temperature, and environmental controls of a float tank create a completely different context. This distinction is crucial when considering how float tanks should be regulated and maintained for public health and safety. The high salt content, for instance, affects the survival of pathogens and the efficacy of various disinfection methods.
How Are Float Tanks Regulated?
The regulation of float tanks is a complex and often inconsistent process across different regions. There is no single, overarching national pool code in either the United States or Canada. Instead, regulatory authority is fragmented, residing primarily at the state or provincial level.
State and Provincial Authority
Almost all pool rules and regulations are decided on a state or provincial level [https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/]. This means that each state or province has its own unique set of regulations governing aquatic facilities. While there can be many similarities between these different codes, there can also be key differences. These variations can impact fundamental aspects, such as ideal pH levels for water treatment. This creates a landscape where the specific requirements for operating a float center can vary significantly from one state to another.
Local Overlays
Adding another layer of complexity, counties and cities often enforce their own additional pool rules. These local regulations are applied on top of the state or provincial guidelines [https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/]. The result is a fractured system where the specifics of getting float tanks approved can differ hugely from place to place. For example, a float center in one county might face different requirements than a center just across the county line, even within the same state.
Lack of Specific Float Tank Codes
A major challenge in float tank regulation is that almost none of these existing pool rules have anything specific to say about float tanks [https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/]. This means that how float tanks should be regulated often becomes a matter of the personal opinion or interpretation of the local health department official. Without explicit codes, health departments must decide how to categorize and oversee these unique facilities using existing frameworks that may not be well-suited.
Classification Challenges
Due to the lack of specific codes, a float center may be classified in various ways by local health departments [https://www.floatation.org/standards-regulations]. It might be categorized as a pool or spa, which is a common approach. However, in some jurisdictions, it could even be classified as a tattoo parlor or a hair salon, depending on the most relevant existing regulatory framework the local authority identifies. This arbitrary classification can lead to the application of rules that are irrelevant or impractical for float tank operations.
Finding Local Regulations
Given this complex system, the most effective way for operators to find the regulations that apply to their center is to visit their city, county, or state's health department website [https://www.floatation.org/standards-regulations]. Directly contacting the local health department is often necessary to understand how they classify and regulate float tanks in their specific jurisdiction. The Floatation Tank Association works to track these varied regulations and encourages operators to share any updated codes they find to help keep their resources current.
What Health Department Approvals Do Float Centers Need?
Float centers must navigate a specific approval process with local health department agencies to operate legally and safely. This often involves initial approval followed by ongoing audits.
Local Health Department Oversight
Operating a float center requires direct approval and periodic audits from local health department agencies [https://www.floatation.org/standards-regulations]. This oversight ensures that the facility meets established health and safety standards. The approval process can vary significantly depending on the specific city, county, or state where the center is located, due to the fragmented nature of regulations. Operators often anticipate this process with some apprehension, as stories of encountering challenging or illogical requirements are common.
Regulating as a Pool (with Exceptions)
One of the most common directions a health department takes is to regulate a float tank like a pool or spa [https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/]. This means float tanks are defined as pools or spas and must follow the corresponding codes. However, health departments often recognize that applying all pool codes literally would lead to "pretty ridiculous rules." Imagine having a "No Diving" sign posted in front of each float tank or being required to have a lifeguard on duty for a single-person float session. These examples highlight the absurdity of a direct, unadapted application of pool regulations.
Conflicting Regulations
Even some less obviously absurd pool rules can be at odds with running a float tank. For instance, one of the most common pool regulations is "continuous filtration," which requires the pump system to run all the time [https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/]. While continuous filtration is vital for large public pools, it may not be suitable or necessary for the unique, highly saline environment of a float tank, where disinfection protocols differ. Such requirements can lead to costly changes to pump systems or operational adjustments that don't make sense for float tank technology and sanitation methods.
CDC Recommendations
The Centers for Disease Control and Prevention (CDC) plays a role in guiding public health standards for aquatic facilities. The CDC's 2023 Model Aquatic Health Code (MAHC) includes recommendations for floatation tanks [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. This quick guide from the National Association of County and City Health Officials (NACCHO) can be used by local, state, tribal, and territorial health departments, as well as floatation tank operators, to understand the CDC's guidance on operation and maintenance. These recommendations aim to provide a more tailored approach to float tank safety, acknowledging their unique characteristics compared to traditional pools.
The Problem with Equating Pools and Spas
The "North American Float Tank Standard," written in February 2017, specifically addresses the challenges of misclassification. It states, "In jurisdictions that do not already have standards for float tanks, there is often an attempt to initially place them in the same category as pools or spas. Doing so ignores the unique nature of floating, leaving out inherent characteristics important to float tank safety and enforces others that make no sense for the small, saline environment. Equating pools and spas with floatation tanks may create unintended negative consequences to the health of the floater and place unfair and unnecessary burden on the float tank operator." This perspective highlights the industry's push for regulations that are specific and appropriate for float tanks, rather than shoehorning them into existing, ill-fitting categories.
What Are the North American Float Tank Standards?
The North American Float Tank Standards provide a critical framework for ensuring safety, sanitation, and quality in commercial float tank operations. These standards are developed and updated by industry experts to address the unique nature of float therapy.
Development and Updates
The Floatation Tank Association (FTA) is a key organization in the float industry, known for its work in establishing best practices. The FTA's Sanitation and Regulations Committee officially updated the North American Float Tank Standards for 2025 [https://www.floatation.org/standards-regulations]. These updates reflect the latest understanding of float tank technology, sanitation methods, and operational experience. The standards represent recommendations for baseline best practices, ensuring a consistent level of quality and safety across the industry.
Baseline Best Practices
These standards are built upon current evidence related to float tanks. They also incorporate decades of operational experience, tracing back to the invention of the commercial float tank in the 1970s [https://dphhs.mt.gov/assets/publichealth/FCS/PublicSwimmingPools/NorthAmericanFloatTankStandard.pdf]. The goal is to provide clear guidelines that help operators maintain high standards. The standards are supported by an appendix that details the research and reasoning behind each recommendation, offering transparency and a deeper understanding of the guidelines. This comprehensive approach helps operators make informed decisions about their facility's design, maintenance, and daily operations.
NSF International's Role
Beyond industry-specific organizations, NSF International is an independent organization that creates product safety standards and certifications. They have included standard language for float tanks within their broader NSF/ANSI/CAN 50 Standard for recreational water facilities [https://www.floatation.org/standards-regulations]. This integration into a widely recognized standard helps legitimize float tanks within the broader aquatic industry and provides a framework that health departments can reference. The NSF/ANSI/CAN 50 Standard can be purchased, offering detailed specifications for recreational water equipment and systems.
Addressing Unique Characteristics
A primary motivation behind these dedicated float tank standards is to account for the unique nature of floating. As the "North American Float Tank Standard" from February 2017 points out, simply categorizing float tanks as pools or spas ignores their inherent characteristics. This oversight can lead to regulations that are either irrelevant or detrimental to floater health and place an "unfair and unnecessary burden" on operators [https://dphhs.mt.gov/assets/publichealth/FCS/PublicSwimmingPools/NorthAmericanFloatTankStandard.pdf]. The standards aim to provide specific guidance that makes sense for the small, saline environment of a float tank, ensuring safety without imposing inappropriate requirements.
Continuous Improvement
The FTA actively seeks input from the float community to keep its standards current and effective. They provide a change request process for anyone wishing to suggest additions or modifications to the standards [https://www.floatation.org/standards-regulations]. This commitment to continuous improvement ensures that the North American Float Tank Standards remain a living document that evolves with the industry, incorporating new research and best practices to enhance safety and quality for everyone.
What are the Risks of Improper Float Tank Maintenance?
Improper maintenance of float tanks poses significant health risks due to the potential for pathogen survival and disease transmission. The unique nature of the float solution requires specific disinfection protocols.
Pathogen Survival and Disease Transmission
When the water solution in float tanks is not properly treated, pathogens can survive within the environment [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. This survival increases the risk of disease transmission among users. While the high concentration of Epsom salt in float tanks creates a hyper-saline environment that can inhibit some microorganisms, it does not make the water sterile or immune to all contaminants. Bacteria, viruses, and fungi can still thrive if disinfection is inadequate.
Limited Chemical Disinfection
Unlike traditional swimming pools, float tank systems rarely use common chemicals like chlorine to treat the water [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. The high salt content can interfere with the effectiveness of chlorine or other halogen-based disinfectants, or lead to undesirable byproducts. This necessitates alternative and equally effective disinfection methods to ensure the water remains safe for public use. Operators must be aware of these limitations and implement suitable alternatives.
Essential Disinfection Methods
To effectively reduce the likelihood of pathogen transmission, other effective disinfection methods must be incorporated into float tank operations. The Centers for Disease Control and Prevention (CDC) recommends methods such as ozone or ultraviolet (UV) treatment [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. Ozone is a powerful oxidizer that can kill a wide range of pathogens, while UV light effectively inactivates microorganisms by damaging their DNA. These systems are crucial for maintaining water quality in a float tank environment.
Potable Water Source
The water used by floatation tank facilities should always be from a potable source [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. Potable water is water that is safe to drink and free from harmful contaminants. Starting with a clean, safe water source is the first step in ensuring the overall sanitation of the float tank. Using non-potable water would introduce unnecessary risks from the outset, regardless of subsequent disinfection efforts.
Importance of Water Quality Maintenance
Operators often receive questions about the cleanliness of their tanks, underscoring public concern about sanitation [https://www.floattanksolutions.com/basics-float-tank-sanitation/]. We have found that understanding the basics of testing and maintaining saltwater is essential for addressing these concerns and ensuring safety. Regular testing for pH, alkalinity, and disinfectant levels, along with consistent filtration and disinfection, are vital components of a robust float tank maintenance program. Without these measures, the therapeutic benefits of floating could be overshadowed by preventable health risks.
How Does Sanitation Work in Float Tanks?
Sanitation in float tanks involves a unique set of practices that differ significantly from those used in traditional swimming pools, primarily due to the high-density Epsom salt solution and the specific environmental controls.
Distinct from Pools
Float tanks are fundamentally distinct from swimming pools and other recreational water facilities [https://ncceh.ca/sites/default/files/Float_Tanks_Considerations_EPH_July_2016.pdf]. This distinction raises important questions regarding the necessity and effectiveness of various disinfection methods. The high concentration of magnesium sulfate creates a hyper-saline environment, which affects how microorganisms behave and how disinfectants interact with the water. This means that sanitation protocols must be tailored specifically for float tanks, rather than simply adopting pool standards.
The Role of Epsom Salt
The high density of the Epsom salt solution is a unique factor in float tank sanitation [https://ncceh.ca/sites/default/files/Float_Tanks_Considerations_EPH_July_2016.pdf]. While the salt itself is not a primary disinfectant, the extreme salinity creates an environment that is inhospitable to many common waterborne pathogens. Many bacteria and viruses struggle to survive in such a high-salt concentration due to osmotic pressure. However, this natural inhibition is not foolproof, and additional disinfection steps are always required to ensure safety.
Essential Disinfection Methods
Because float tank systems rarely rely on chemicals like chlorine for water treatment, other effective disinfection methods are crucial. The Centers for Disease Control and Prevention (CDC) recommends incorporating methods such as ozone or ultraviolet (UV) light [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. Ozone is a powerful oxidizing agent that can destroy pathogens and organic contaminants, while UV systems use specific wavelengths of light to inactivate microorganisms without adding chemicals to the water. These advanced systems work in conjunction with filtration to maintain water purity.
Filtration and Water Turnover
Beyond disinfection, robust filtration systems are essential. Float tank water is typically filtered multiple times between float sessions to remove any particulate matter, skin cells, or hair. The filtration process, combined with UV or ozone treatment, ensures a thorough cleaning of the water. The specific gravity of the solution (1.23 to 1.3) also influences filtration, requiring pumps and filters designed to handle the dense, viscous liquid [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf].
Maintaining Water Quality
Float center operators must understand the various methods for sanitizing their float solution [https://www.floattanksolutions.com/basics-float-tank-sanitation/]. This includes not only disinfection and filtration but also regular testing and maintenance of water chemistry. Parameters such as pH, alkalinity, and the levels of any residual disinfectants (if used) need to be monitored consistently. Proper water quality management ensures the safety of the float experience and prolongs the life of the equipment. We emphasize that a multi-barrier approach, combining filtration, primary disinfection (like UV or ozone), and regular monitoring, provides the highest level of sanitation for float tanks.
Frequently Asked Questions
What is the main difference between float tank regulations and pool regulations?
The main difference is that float tanks have no single national pool code in the US or Canada; regulations are primarily state, provincial, county, or city-specific [https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/]. Pool regulations are often broad, while float tank standards, like the 2025 North American Float Tank Standards, aim to address the unique high-saline environment and reduced stimulation conditions. Many existing pool rules do not directly apply or make sense for float tanks.
Why don't all health departments have specific float tank codes?
Not all health departments have specific float tank codes because float tanks are a relatively niche industry, and existing regulations for pools and spas often predate widespread commercial float centers. This leads to health departments classifying float centers under broader categories like pools, spas, or even hair salons [https://www.floatation.org/standards-regulations], interpreting existing rules rather than applying specialized ones.
What are common methods for sanitizing float tank water?
Common methods for sanitizing float tank water include advanced disinfection technologies like ozone or ultraviolet (UV) light treatment, as float tank systems rarely use chlorine due to the high salt concentration [https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf]. These methods work alongside robust filtration systems to remove contaminants and inactivate pathogens, ensuring the water remains clean and safe for users.
Can a float tank be classified as something other than a pool or spa?
Yes, a float center may be classified as something other than a pool or spa by local health departments. Depending on the jurisdiction and the specific interpretation of regulations, a float center could be categorized as a tattoo parlor or a hair salon [https://www.floatation.org/standards-regulations]. This highlights the variability in how these unique facilities are regulated across different areas.
Where can I find the most up-to-date North American Float Tank Standards?
You can find the most up-to-date North American Float Tank Standards by visiting the Floatation Tank Association's website [https://www.floatation.org/standards-regulations]. Their Sanitation and Regulations Committee officially updated these best practices for 2025 to ensure quality, sanitation, and safety while operating commercial float tanks, providing essential guidance for the industry.
Sources
- https://www.floatation.org/standards-regulations
- https://www.floattanksolutions.com/the-health-department-and-float-tanks-how-to-get-approved/
- https://www.naccho.org/uploads/downloadable-resources/quickguide-August2023-FloatationTanks-final.pdf
- https://dphhs.mt.gov/assets/publichealth/FCS/PublicSwimmingPools/NorthAmericanFloatTankStandard.pdf
- https://www.floattanksolutions.com/basics-float-tank-sanitation/
- https://ncceh.ca/sites/default/files/Float_Tanks_Considerations_EPH_July_2016.pdf
Related Reading
- Best Float Centers in LA
- Float Tank Health Department Regulations by State
- Float Tank Water Sanitation Standards Explained
- What to Do With Your Hair in a Float Tank
- Float Tank Earplugs: Why They Matter
— The Float Finder Team