McGrath Consulting is a full service provider of stormwater compliance documents.
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Development and implementation of SWPPPs that meet CGP and State Water Board standards, ensuring full permit compliance for construction sites.

Routine and event-based stormwater inspections with visual monitoring and sampling analysis to verify compliance with CGP and local regulatory requirements.

Planning, installation, and long-term maintenance of BMPs for sediment, erosion, and pollutant control, ensuring compliant site conditions year-round.

Liaison support for developers and contractors, managing SMARTS filings, reports, and regulatory communication to secure accurate, timely compliance approvals.
McGrath Consulting provides expert stormwater compliance services for public and private clients. We deliver high-quality, cost-effective solutions tailored to today’s business challenges, helping organizations make informed, practical decisions in dynamic construction and industrial environments.
McGrath Consulting will develop your site-specific Stormwater Pollution Prevention Plans (SWPPP) and/or Water Pollution Control Plans (WPCP). In addition, we will train your pollution prevention team for compliance and implementation of all up to date industry methods, BMP and monitoring procedures in accordance with the regulations set forth by the National Pollutant Discharge Elimination System (NPDES).
Our Mission →Our certified QSDs and QSPs bring years of experience in engineering and compliance oversight. We ensure every site meets regulations and follows proven best practices for stormwater control.
We deliver cost-effective SWPPP support, from inspections and monitoring to reporting. Our focus is simple: help your projects stay compliant and meet stormwater quality goals from start to finish.
McGrath Consulting has been a reliable partner in managing our SWPPP preparation and inspections in all of our San Diego County projects. Their team is knowledgeable, responsive, and consistently ensures our sites remain in full compliance. We appreciate their thoroughness and expertise. We highly recommend them.
McGrath Consulting has been a reliable and valued partner for many years, supporting our SWPPP needs across all of our projects. Their team is knowledgeable, responsive, and consistently ensures our sites remain in full compliance.
McGrath has been exceptional with communication. We’ve worked with them for many years on a variety of projects, and they have always been professional, reliable, and approachable whenever needed.
Thank you!
McGrath Consulting and the owner Mike have been a mandatory sub of mine for years now because of how helpful and professional they are. Mike has bailed me out more times than I can count and as long as I’m in the industry, I’ll be using their services. Anything in the storm water world, Mcgrath will take care of you!
You probably don't have any idea who I am, but I just wanted to reach out to you and let you know how much I appreciate the great work you are doing. I just got done reviewing a SWPPP you prepared for Clay Park in San Diego. I have reviewed a few other SWPPPs you have prepared in the past and they are always really well done. As soon as I see your name on the SWPPP I know it will be a good one. Thanks for all you do!