AH has nearly three decades of experience working on water projects for both municipal and federal clients throughout the US and around the world. Because of our unique expertise, our staff has been retained repeatedly by regulatory agencies and professional organizations to assist with developing guidance and policy.
AH’s staff have developed manuals and guidance documents for:
United States Environmental Protection Agency (EPA)
United States Center for Disease Control (CDC)
American Water Works Association (AWWA)
Water Research Foundation (WRF)
Water Environment Federation (WEF)
American Society of Civil Engineers
United States Navy and Marine Corps Public Health Center
Additionally, AH staff:
Developed and delivered operator training certification courses for both treatment and distribution throughout the world as part of the Navy’s Overseas Drinking Water Program.
Assisted the Metropolitan Washington Council of Government in emergency water supply planning for the Capitol region.
Developed and delivered industrial stormwater training programs for many Navy installations.
Contributed as authors of the AWWA Research Foundation’s Guidance Manual for Maintaining Distribution System Water Quality and the report Establishing Site-Specific Flushing Velocities.
Provided expert testimony for the Department of Justice in United States vs Massachusetts Water Research Authority for their violation of the Surface Water Treatment Rule (SWTR).
Served as AWWA Co-Editor for Update of the Manual of Water Supply Practices 53 (M53) – Microfiltration and Ultrafiltration Membranes for Drinking Water
Served as AWWA Lead Editor for Update of M46 – Reverse Osmosis and Nanofiltration
Were invited to participate in a multinational expert panel for the Greater Vancouver District, British Columbia to address the widespread bacterial regrowth that was occurring in their distribution system including the potential use of biological filtration.
Provided technical assistance to the Agency for Toxic Substances and Disease Registry’s investigations into the historic groundwater contamination at Marine Corps Base Camp Lejeune, North Carolina.
Co-authored revisions to AWWA’s M37 Operational Control of Coagulation and Filtration (2nd Edition
Served on the Project Advisory Committees for WRF Project 3172: The Role of Free Chlorine, Chloramines, and NOM on the Release of Lead into Drinking Water and Project 4661: Practical Condition Assessment and Failure Probability Analysis of Small Diameter Ductile Iron Pipe.
Prepared and delivered a course on environmental regulations for the Army National Guard.
Provided drinking water training for Navy Preventive Medicine Officers.
Served as a member of the core CDC/AWWA team in the development of a guidance manual for addressing water supply interruptions for hospitals and other health care facilities.
Provided technical support to a water utility through their legal counsel in their defense against lawsuits relating to alleged health impacts from water contamination.
Served as adjunct faculty members teaching graduate engineering classes and as peer reviewers for academic journals.
Participated in the development of following EPA Surface Water Treatment Rule Guidance Manuals:
Alternative Disinfectants and Oxidants Guidance Manual
Disinfection Profiling and Benchmarking Guidance Manual
Enhanced Coagulation and Enhanced Precipitative Softening Guidance Manual
Microbial and Disinfection Byproduct Rules Simultaneous Compliance Guidance Manual
Authored a chapter for ASCE/AWWA Water Treatment Design Manual, Fifth Edition
Taught Operator Training Forums for both Virginia and North Carolina Water Operations Schools