Floodplain Modeling & Mapping
Accurate Flood Risk Assessments for Resilient Development and Compliance
Floodplain modeling and mapping provide critical data to evaluate flood risks, support development decisions, and meet regulatory requirements. Using advanced hydrologic and hydraulic modeling, we analyze flood scenarios, determine base flood elevations (BFEs), and create accurate floodplain maps to assist with permitting, infrastructure planning, and FEMA compliance.
Floodplain Modeling & Mapping
Benefits
Develop Precise Floodplain Maps and Risk Assessments
Hydrologic and hydraulic modeling produces accurate floodplain delineations, helping stakeholders understand flood risks and make informed decisions.
Address Compliance With FEMA and Local Regulations
Our floodplain models and maps are designed to align with FEMA floodplain management requirements, helping to facilitate approvals and permitting.
Support Infrastructure and Land Development Planning
Accurate flood modeling helps engineers, developers, and municipalities design resilient infrastructure and minimize flood risks.
What to Expect
The floodplain modeling and mapping process provides data-driven insights to guide risk assessment and regulatory compliance. Here’s what to expect:
* Every project is unique! Exact steps and services will vary.
1. Data Collection and Hydrologic Analysis
We assess precipitation data, watershed characteristics, and existing drainage conditions to establish floodplain parameters.
2. Hydraulic Modeling and BFE Determination
Using industry-standard tools, we simulate water surface elevations, flood velocities, and BFEs to define flood hazard areas.
3. Floodplain Mapping and Delineation
We create precise floodplain maps that illustrate flood risk areas, including floodway and flood fringe boundaries.
4. Letter of Map Revision (LOMR) and Letter of Map Amendment (LOMA) Support
Our team prepares documentation to update FEMA flood maps and assist with property-specific flood zone modifications.
5. Flood Risk Mitigation and Resilience Planning
We analyze potential mitigation measures, such as stormwater controls, levees, and infrastructure upgrades, to reduce flood risks.
6. Regulatory Coordination and Compliance Documentation
We prepare reports, flood models, and supporting documentation to help meet FEMA and local floodplain management requirements.
03
You Want to Mitigate Flood Risks for Your Property or Community
Floodplain modeling helps identify solutions to protect infrastructure, properties, and natural resources.
02
You Require Compliance With FEMA Floodplain Regulations
Our modeling and mapping services support FEMA flood studies, permitting, and map revision requests.
01
You Need Accurate Floodplain Delineation for a Project
Precise floodplain mapping helps inform site planning, permitting, and risk assessment.
Use Cases
Floodplain modeling and mapping provide essential data for flood risk management and regulatory compliance. This service could be right for you if:
