Stormwater Management Services

Stormwater permitting and agency negotiations
Stormwater evaluation, master planning, and treatment selection
Stormwater contaminant source control
Mixing zone and effluent level development and associated modeling
Pollution prevention plans, engineering reports, and treatment technology studies
Construction management, treatment vendor coordination, O&M support, and compliance monitoring

We provide comprehensive services for stormwater management, design, and permitting. Our work incudes review of existing systems and compliance status, development of treatment and compliance strategies, and stormwater master planning and implementation—through to construction management and long-term monitoring. We provide strategic assistance at all phases of the process, managing the continued interplay between design, regulation, and site-specific considerations. Our work is ultimately measured by cost-effective constructed conveyance systems and treatment facilities that meet or exceed federal, state, and local discharge requirements.

Designing and implementing effective stormwater management solutions is one of the best ways to improve the health of our receiving waters and sediments. Practical, effective stormwater management solutions are also crucial for waterfront industrial productivity and sustainability.

What sets us apart

Practical design solutions with a balance between business objectives and regulatory requirements
Effective advocacy for waterfront businesses, leading fair negotiations with regulators
Existing working relationships with agencies and stakeholders
Economically viable and sustainable approaches through evaluation of capital and operational costs
Delivery of effective stormwater solutions for active operational facilities
Investigation of upland sources that may contaminate sediments through stormwater discharge
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We have partnered with Floyd|Snider on several stormwater treatment projects at industrial sites and have been impressed with their professionalism and dedication. They remain fully engaged in our projects and take ownership of deliverables. Much of our project success is attributable to their superior project management and leadership.

Kelly Garber, Environmental Director, SSA Marine, Seattle