Services

ADH staff has extensive experience in successfully designing, planning, implementing, evaluating and reporting on innovative state-of-the-art Best Management Practice (BMP) effectiveness testing and evaluation programs to fulfill National Pollutant Discharge Elimination System (NPDES) Phase 1 and 2 requirements.  ADH has performed numerous facility inspections typically associated with industrial general and individual NPDES Phase 1 and 2 Stormwater Pollution Prevention Plan (SWPPP) projects throughout California. As such, we are very skilled at assessing facility conditions related to illicit discharge source identification, implementation of corrective actions, and evaluating and revising programmatic and structural BMPs to increase their effectiveness at the same time meeting our client’s specific regulatory challenges. 

ADH field and scientific personnel have comprehensive experience in design, development, implementation, evaluation and reporting of erosion and sediment control projects. This work has included the design and construction supervision of storm water detention ponds, the reporting on the effectiveness of installed erosion control Best Management Practices (BMPs), and provision of assistance to help ensure compliance with site National Pollutant Discharge Elimination System (NPDES) permits, project contract requirements, respective waste discharge requirements (WDRs), approved Storm Water Pollution Prevention Plans (SWPPP), Water Pollution Control Plans (WPCP) in accordance with the NPDES Construction General Permit.  We have written numerous water quality reports relating to erosion and sediment control, source control and facility pollution prevention as well as provided project estimates and contract management. 

ADH has provided professional capabilities and expertise in environmental and physical oceanographic studies, including dredge material reuse and disposal options studies, dye studies, current metering projects, and boat and barge operations. ADH has been performing such studies since 1999 and  ADH several of our staff have up to 20 years of experience performing sediment characterization projects throughout California serving government and commercial entities including the following: U.S. Army Corps of Engineers (USACE), San Francisco and Sacramento districts at numerous locations, City and County of San Francisco Department of Public Works, marinas (Moss Landing, Newport Bay, Queensway Bay, and San Francisco), port districts (San Francisco, Oakland, Long Beach and Los Angeles), and the U.S. Navy (Naval Air Station, Alameda, and Mare Island).