Source Water Treatment & Desalination

Reverse osmosis is a proven and adaptable technology for treating source waters ranging from open-ocean seawater to inland groundwater and surface supplies. Discover how RO is applied across marine, coastal, and inland environments with Wolf Watermakers.

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Reverse osmosis across marine, coastal, and inland environments

Reverse osmosis (RO) is used globally to treat a wide range of source waters, from open-ocean seawater to inland wells and surface supplies. Wolf Watermakers designs and manufactures RO systems used in marine, industrial, and remote applications where reliability and serviceability are critical.

This page provides an overview of common source-water applications and how RO is typically applied in each context.

Marine & Seawater Desalination

Seawater desalination is a core application for reverse osmosis in marine and coastal environments. RO systems are used aboard vessels and at shore-based facilities to convert seawater into potable or process water.

Typical applications include:

  • Recreational vessels
  • Commercial and workboats
  • Shore-based marine facilities
  • Remote coastal installations

Marine desalination systems are designed to operate under variable intake conditions, with an emphasis on durability, maintainability, and continuous operation.

Brackish Water Treatment

Brackish water sources are commonly found in coastal aquifers and inland wells where salinity levels exceed freshwater standards. RO systems treating brackish water typically operate at lower pressures than seawater desalination while providing effective removal of dissolved salts.

Common applications include:

  • Coastal and inland groundwater wells
  • Industrial and municipal source water
  • Facilities transitioning from freshwater to brackish supply

Freshwater & Surface Water Treatment

RO is also used in freshwater and surface water applications where dissolved solids, specific contaminants, or water quality consistency are concerns.

Examples include:

  • Groundwater treatment
  • Surface water polishing
  • Process water for industrial or regulated uses

In these applications, RO may be combined with additional filtration or treatment stages depending on source water characteristics.

Emerging & Advanced Treatment Needs

In some cases, source water treatment may also involve emerging contaminants such as PFAS. RO and associated treatment stages can be used as part of broader strategies to reduce or manage these compounds.

Learn more about PFAS treatment considerations on our PFAS Treatment & Reduction page.

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If you are evaluating water treatment options for marine, coastal, or inland source waters, we’re happy to discuss applications, system capabilities, and deployment considerations.

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