Hydrology Expert Witness Services

Or call us: (760) 895-4411

When legal matters intersect with the complex field of hydrology, having a seasoned hydrology expert witness can be the key to a comprehensive and unbiased understanding of the case. At WRCS (Water Resources Consulting Services), we bring over 35 years of unparalleled expertise in hydrology, offering top-tier professional witness services tailored to meet the unique demands of your case.

"Flood Forensics is our Forte."

WRCS conducts analyses of floods, flooding and floodplains, stormwater and drainage systems, dam and reservoir operations, rivers, streams, channels and storm sewers. We can forensically re-create flood events with our analysis of the storm meteorology, the watershed hydrology, and the flood conveyance system hydraulics, whether it's by way of a floodplain, a river channel, a curb and gutter storm drain system, or a highway drainage system.

Areas of expertise that we have provided expert testimony in:


storm events
historic floods
dam and reservoir operations
meteorologic storm frequency analysis
hydrologic flood frequency analysis


Hydraulic Systems Analysis


urban storm drain floods
stream and River flooding
reservoir operations
drowning events
vehicular accidents /
Highway drainage


Design, Operation and Maintenance Standards

flood control systems
channel and levee
dam and reservoir
Highway drainage

Meet Rick Van Bruggen

President WRCS

Mr. Van Bruggen, President of WRCS, has over 40 years of engineering experience specializing in the use of systems engineering and modeling techniques to define and evaluate surface water resource systems and alternative flood control measures.

He has performed hundreds of studies of surface water hydrologic and hydraulic systems, meteorology, sedimentation, debris production, and the management and statistical analysis of hydrographic data. For over 35 years now, Mr. Van Bruggen has made use of his extensive experience in water resources engineering by serving as an Expert Witness in the field.

Hydrology and Hydraulics Expert Witness Services.

Or call us: (760) 895-4411

Why Choose WRCS Hydrology Expert Witnesses?

We exclusively work in litigation support (Expert Witness Hydrologist) and have done so for 35 years. We have municipal, commercial and professional clients across the U.S., Canada and Australia.

We pride ourselves on our company history of providing unbiased, non-conflicted testimony to both plaintiff and defendant clients.
We are dedicated to helping lawyers, law firms and insurance companies navigate the complex technical world of surface water engineering, and make it understandable to our clients, the judge and the “layman” jury.

No hired guns here.
If there’s problems or weaknesses with your case theory the best thing we can do for you as an expert consultant is to tell you so.

If the technical data backs your case, we will find it, analyze it, model it, report it, and present it with graphics that a judge and jury will understand.

WRCS covers an extensive range of hydrology-related issues, including but not limited to flooding and flood forensics, flood hydraulics, watershed hydrology, drowning hydraulics, storm drain systems, dam and reservoir operations, floodplain analysis and roadway drainage. Our experts bring a multifaceted understanding of hydrological phenomena to the table, ensuring that no nuance is overlooked in the pursuit of truth.


Representative Cases as Expert Witness

We have provided litigation support in over 500 cases across the US.