Hydrographic Surveys

Embarking on the exploration of aquatic landscapes, hydrographic surveying emerges as a scientific discipline dedicated to the precise measurement of water depth, topography, and potential hazards within a given body of water. At 360 Surveying Services, our team is prepared to contribute to your upcoming commercial or residential project.

Hydrographic Surveys

Methods of Surveying

Hydrographic surveys serve multiple purposes, including ensuring the safe navigation of new ports, the construction of water-adjacent structures, and locating river discharges. While traditional surveying relied on tools like levels, theodolites, and markers, modern methods utilize GPS, satellite technology, and multi-beam sonar to achieve heightened accuracy.

GPS and satellites contribute precise location data, while multi-beam sonar identifies submerged objects and provides a clear depiction of the water floor. These sophisticated tools have transformed hydrographic surveys, enabling more precise and expedited data recording. Autonomous Underwater Vehicles (AUVs) facilitate year-round surveying.

The amassed data is meticulously charted using Computer-Aided Design (CAD) software, generating nautical charts, volume charts, and isobath plots. Hydrographic surveys play a pivotal role in the shipping industry, offshore oil and gas exploration, and the creation of nautical charts in compliance with the International Maritime Organization (IMO) and Safety of Life at Sea (SOLAS). The data undergoes correlation and editing, accounting for factors such as tidal corrections and heave effects to ensure accuracy in this data-intensive process.

Typical Uses of Hydrographic Surveys

Hydrographic surveys play a vital role in planning routes for commercial vessels, hazard identification, water level measurement, and flood detection. Essential for the shipping industry and offshore exploration, these surveys utilize modern technologies such as GPS and multibeam sonar for swift and precise data recording. Autonomous Underwater Vehicles (AUVs) facilitate surveys throughout the year.

The collected data is meticulously charted using Computer-Aided Design (CAD) software to generate nautical charts, volume charts, and isobath plots. Survey instruments like echo sounders and alidades, coupled with tidal corrections and heave effects, ensure data accuracy. Hydrographic surveys are instrumental in creating nautical charts mandated by the International Maritime Organization (IMO) and Safety of Life at Sea (SOLAS), with an increasing shift towards electronic formats under IHO standards.

Hydrographic Survey

Technological Advancements in Hydrographic Surveying

In hydrographic surveying, technological advancements have transformed traditional methods. GPS, satellites, and Autonomous Underwater Vehicles (AUVs) now play a pivotal role, ensuring precise location data and enabling year-round surveys. These innovations enhance the speed, accuracy, and environmental impact of hydrographic surveys, marking a significant evolution in the field.

Hydrographic Survey

Environmental Impact and Sustainability

The significance of hydrographic surveys extends beyond navigation, with a profound impact on environmental conservation and sustainability. Beyond merely measuring water parameters, these surveys contribute to responsible practices in shipping, offshore exploration, and water resource management. By fostering a comprehensive understanding of aquatic environments, hydrographic surveys lay the groundwork for minimizing ecological impact.

Hydrographic surveying has emerged as a vital scientific discipline dedicated to comprehensively understanding water bodies. This field plays a crucial role in enhancing our knowledge of aquatic environments by meticulously measuring and analyzing parameters such as depth, topography, and potential hazards. The data obtained through hydrographic surveying not only contributes to safer navigation and marine activities but also serves as a foundation for environmental conservation and sustainable management of water resources.

Related Services


Services conforming to American Land Title Association (ALTA) standards.


Provide accurate and efficient elevation certificates for new construction or improvements located within a FEMA-designated flood hazard zone when required.


Provide valuable topographical / project boundary data.


Residential Lot & Block Surveys:
Provide residential surveys to affirm boundaries and show all site improvements.

Provide major and minor subdivisions of property for residential and commercial developments.


Construction staking or site layout survey per building plans (blueprints).  We provide the following services: building layout, earthwork staking, curb layout, utility staking, project control networks, volume surveys, pre-construction services, As-Built surveys, and more upon request. With these projects we would actively providing itemized proposals and rate sheets for contractors on upcoming projects.


The 360 Survey team is glad to be able offer Hydrographic Surveying Services for our clients along the Emerald and Suncoast.  The 360 Team regularly performs Mean High Water surveys, Volume Surveys, Cross Section Data surveys, As-Built Surveys and FDEP Surveys for Submerged Land Lease documents and FDEP Surveys for coastal construction for our clients along the many waterways in Florida.  Let us know if we can help add value to your next project

Contact Us

14 Live Oak St E., Gulf Breeze, FL 32561

(850) 857-4400