Since our founding in 1979, H+A has successfully completed more than 1,000 projects for a wide range of private and public sector clients, ranging from hydrogeologic assessments and site investigations to remedial action programs. Our successful project management formula features close communication and coordination with our clients. We serve as the client's advocate before regulatory agencies, negotiating technical requirements, cleanup levels, and deliverables to ensure that project objectives are achieved and the solutions are technically sound and economically feasible. Our extensive knowledge of federal, state, and local requirements, and our long-standing relationships in successful regulatory negotiations saves costs and expedites project implementation and closure. Our primary consulting and project management services areas include: Water Resources - hydrogeologic assessments; Assured Water Supply studies; aquifer recharge, storage and recovery; water well design and construction; aquifer testing; water quality investigations; and water rights. Groundwater Modeling - wellfield design & optimization; hydrogeologic basin studies; contaminant source area identification; fate/transport; dewatering; and aquifer recharge. Geographic Information Systems - Graphical analysis and presentation of data, project database development and management, programming and applications, aerial photograph/site feature/map overlays. Environmental - regulatory compliance and permitting including: Site Assessments - Soil and groundwater contamination investigations; fate and transport analysis; monitoring programs; and environmental site assessments. CERCLA/Superfund - - remedial investigations/feasibility studies; remedial design/remedial action; ROD negotiations. RCRA - RCRA facility assessments/investigations; corrective measures studies/corrective action; and facility closure. Remediation - remedial design/remedial action, installation, and operations and maintenance. Regulatory permitting - Aquifer Protection Permits, air pollution control permits, National Pollution Discharge Elimination System permits. Engineering - process and facility design; geotechnical; as-built plan preparation for existing facilities; construction management, permitting, installation; and remediation systems O&M. Mining Services - hydrogeologic assessments; engineering geology; geotechnical services; Aquifer Protection Permits; dewatering studies; water supply systems; and closure plans. Litigation - Litigation Support - technical consultations; expert witness testimony; PRP identification; fate and transport analysis; cost allocation; and cost recovery.