Comprehensive Solutions from Source to Reuse

Water is civilization’s foundation. Every community depends on reliable drinking water, effective wastewater treatment, sustainable source development, and increasingly, strategic water reuse. Yet delivering these services demands integration across disciplines—hydrogeologic investigation, treatment engineering, regulatory navigation, and infrastructure planning.
RETTEW brings comprehensive water expertise to municipalities, authorities, and a wide variety of industries. Whether you need to develop new water sources, upgrade aging treatment plants, rehabilitate collection systems, secure regulatory compliance, or maximize existing supplies through reuse, we provide integrated solutions to address your water challenges. Our multidisciplinary teams combine hydrogeologists, treatment engineers, environmental scientists, and regulatory specialists to deliver services spanning source securement through responsible reuse.
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The Water Challenges Your Organization Faces
Water systems operate under converging pressures. Infrastructure built in the mid-20th century now exceeds design life. Regulatory requirements, including revisions to the Safe Drinking Water Act, nutrient limits imposed by the National Pollutant Discharge Elimination System (NPDES), and emerging contaminant treatment requirements continue to tighten. Growing communities demand reliable supplies while climate variability threatens traditional sources. Meanwhile, limited budgets demand cost-effective solutions. A key to your success is partnering with a consultant who understands both engineering complexity and operational realities.
RETTEW’s Comprehensive Water Services
Safe drinking water depends on carefully engineered systems operating across decades. RETTEW partners with water authorities and municipalities to assess infrastructure, plan improvements, design treatment facilities, rehabilitate distribution systems, and navigate Safe Drinking Water Act compliance. We conduct source assessments, evaluate treatment alternatives including advanced membrane and oxidation processes, design storage and distribution infrastructure, prepare regulatory submissions, and identify funding programs. Our experience spans small rural systems to regional authorities, helping you balance regulatory requirements, infrastructure reliability, rate affordability, and community expectations.
Wastewater infrastructure faces dual pressures; aging systems require rehabilitation while discharge standards demand nutrient removal, emerging contaminant control, and energy optimization. RETTEW designs treatment upgrades incorporating biological and enhanced nutrient removal, optimizes collection systems reducing infiltration and inflow, develops biosolids management strategies, and implements energy recovery through anaerobic digestion. We translate this into a practical framework that addresses both infrastructure needs and regulatory demands. Our feasibility studies evaluate alternatives, our treatment designs balance effectiveness with operational efficiency, and our regulatory expertise helps to navigate NPDES permits and evolving standards.
Reliable water begins with understanding hydrogeology and sustainable yields. RETTEW conducts comprehensive investigations, including desktop reviews, geophysical surveys, exploratory drilling, aquifer testing, and groundwater modeling to characterize resources and evaluate development potential. We design water supply wells, analyze sustainable yields, assess impacts on existing users and ecosystems, and navigate water allocation permitting under Pennsylvania Department of Environmental Protection (DEP), Ohio Department of Natural Resources (DNR), and West Virginia DEP frameworks. Our hydrogeologic expertise combined with our regulatory relationships helps communities and industries identify reliable sources while protecting long-term resource sustainability. Whether seeking new municipal supplies or industrial process water, our approach emphasizes protection alongside development.
Water reuse stretches freshwater supplies and reduces wastewater discharge. RETTEW develops municipal reclamation programs, designs industrial process water recycling, implements agricultural irrigation reuse, and creates integrated water management strategies. Feasibility studies evaluate source availability, identify beneficial uses, assess treatment requirements, and analyze economics. Our regulatory expertise helps you navigate evolving frameworks balancing public health protection with resource recovery.
Why Choose RETTEW
Comprehensive Expertise – Our multidisciplinary teams bring hydrogeologic investigation, treatment engineering, environmental science, regulatory knowledge, and project management under one firm, eliminating coordination delays and ensuring integrated solutions.
Regional Knowledge – Decades serving Pennsylvania, Ohio, and West Virginia water systems gives us deep understanding of regional geology, regulatory frameworks, funding programs, and operational practices. We know not just what regulators require, but why—enabling efficient permitting and strategic planning.
Regulatory Relationships – Our long-standing relationships with Pennsylvania DEP, Ohio DNR, West Virginia DEP, and EPA help move permits, approvals, and funding applications through review processes while maintaining rigorous compliance standards.
Responsive Partnership – We listen to your challenges, understand your constraints, and develop realistic solutions balancing technical excellence with practical operation.
Implementation Support – From initial planning through construction, we provide comprehensive services including design, permitting, grant administration, construction administration, and operational support, producing projects that perform as designed for decades.
Your water infrastructure deserves a partner who understands both technical depth and operational reality. RETTEW brings the expertise, regional knowledge, and responsiveness to help you deliver reliable, sustainable, and cost-effective service.
Let’s discuss your water infrastructure challenges and how we can support your organization’s success.
Related Water Services
Explore our specialized water service areas:
• Water resources
• Water reuse
• Wastewater
• Drinking water