Hydraulic & Flood Surveys Wollongong

Hydraulic and flood surveys are critical for safe, compliant development in flood-prone or water-affected areas. At MCS Surveyors, we deliver the fastest turnaround times in Wollongong—providing accurate, detailed survey data to keep your project moving without delay.

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Wollongong’s Hydraulic & Flood Survey Experts

At MCS Surveyors, we specialise in hydraulic and flood surveys for projects across Wollongong and surrounding areas. Our surveys provide the critical site data needed to assess drainage, manage flood risk, and support stormwater design. Whether you're developing on flood-affected land, near a natural watercourse, or within a catchment area, we deliver precise, engineer-ready data that meets council requirements and supports informed, compliant planning from day one.

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Accurate Hydraulic Survey Data for Flood-Resilient Planning

If you're developing in a flood-affected area, near a watercourse, or within a stormwater catchment, accurate survey data is essential. At MCS Surveyors, we deliver detailed hydraulic and flood surveys that support safe, compliant design and development. Our surveys capture the key features that influence water flow and drainage—including natural contours, stormwater assets, flood levels, and overland flow paths—providing engineers and planners with the information they need to make informed design decisions.

We work closely with consultants and local councils to ensure our data aligns with Wollongong’s planning requirements and integrates seamlessly with hydraulic modelling and drainage design tools. Whether you’re preparing a development application, upgrading infrastructure, or assessing flood risk, we deliver the high-quality spatial data needed to move forward with confidence.

Hydraulic & Flood Survey Services

At MCS Surveyors, we provide a full range of hydraulic and flood-related surveys to support planning, design, and development in water-affected areas. Our services are tailored to meet the specific needs of each project and are delivered in accurate, engineer-ready formats suitable for modelling, compliance, and council submissions.

Our core services include:

All survey outputs are delivered in clear, structured formats—such as PDF, DWG, or TIN—for seamless integration into hydraulic modelling and design workflows.

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Why Choose MCS Surveyors?

  • Local Knowledge
  • We understand the unique challenges of flood-prone areas in Wollongong and the Illawarra region.
  • Fit-for-Purpose Data
  • Survey outputs are structured to suit drainage, flood modelling, and DA submissions.
  • Clear Reporting
  • Easy-to-read plans, CAD files, and data exports compatible with engineering software.
  • Fastest Turnaround in the Industry
  • We’re known for delivering hydraulic and flood survey data faster than anyone else—keeping your approvals and design timelines on track.

Common Questions: Hydraulic & Flood Surveys

Get practical answers to common questions about flood studies, drainage surveys, and the data needed for planning and development in water-affected areas.

What is a hydraulic survey, and when is it needed?

A hydraulic survey collects detailed site data related to water flow, drainage structures, and surface levels. It’s typically required when designing stormwater systems, assessing flood risk, or planning developments near creeks, rivers, or other water-affected areas.

Do I need a flood survey for my development application (DA)?

If your property is located in a flood-prone area, within a catchment zone, or near a natural watercourse, local councils often require a flood survey as part of the DA process. The survey helps assess potential flood impacts and ensures your design complies with council requirements.

What information does a flood study or hydraulic survey include?

Depending on your project, surveys may include site contours, stormwater pit and pipe locations, invert levels, overland flow paths, catchment boundaries, watercourse locations, and verified flood levels. All data is collected to support accurate engineering analysis and design.

How long does it take to get a hydraulic or flood survey completed?

At MCS Surveyors, we offer the fastest turnaround times in the industry. Most surveys are completed within a few business days, depending on site size and project complexity. We prioritise urgent projects and always aim to keep your timeline on track.

In what formats will I receive my survey data?

Survey data can be provided in a variety of formats, including PDF plans, DWG/CAD files, and TIN (triangulated surface) files, depending on what your engineers or designers need. We ensure all outputs are structured and ready for integration into hydraulic modelling or drainage design tools.

Do you provide flood level verification for existing properties?

Yes, we offer flood level verification surveys to confirm existing flood data, assess compliance with council floor level requirements, or support insurance and planning documentation.

Can you supply data suitable for hydraulic modelling software?

Yes. We provide survey data in formats compatible with common engineering and hydraulic modelling platforms, including TIN files for 12d Model, Civil 3D, and other drainage design tools. Let us know your software preferences and we’ll ensure the data is ready to integrate seamlessly.

What’s the difference between a topographic survey and a hydraulic survey?

While both involve capturing elevation and site features, a hydraulic survey specifically focuses on elements that affect water flow—such as stormwater infrastructure, watercourses, invert levels, and catchment details. A topographic survey may form part of a hydraulic survey but won’t always include drainage-specific information unless requested.

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Need a Quote or Advice?

Whether you're preparing a development application or assessing flood risk on a complex site, MCS Surveyors provides the data and turnaround you need. Contact us today to discuss your requirements or request a quote.

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