Oregon-based water expertise

Right-sized engineering that works for your system, your staff, and your budget

OWRSP is a local Oregon civil engineering firm specializing in water, wastewater, and stormwater systems. We provide senior level expertise without big-firm overhead, delivering practical solutions tailored to small and mid-sized communities. Our approach is client-friendly, responsive, and grounded in real-world implementation.

COBID certifiedWomen-ownedPE + CWRE expertise
Blue waterline pipe staged above an Oregon coastal community
Built for real-world implementationPlanning → design → delivery

Three ways we help utilities move forward.

Focused expertise for the decisions, documentation, and infrastructure that keep public systems reliable.

Master Planning

Clear, realistic plans that connect field data and hydraulic models to realistic priorities, capital improvement programs, and budgets.

  • Water, wastewater, and stormwater plans
  • Hydraulic and hydrologic modeling and GIS
  • System condition & capacity assessments
  • Alternatives analysis & capital improvement planning
Plan your next study

Water Rights

Oregon-specific water rights and conservation expertise grounded in technical analysis, careful documentation, and agency familiarity.

  • Certified Water Rights Examiner services
  • Water management and conservation plans
  • Water rights strategy and support
Talk through a water right

Technical support from planning and analysis through design and implementation.

  • Water, Wastewater, and Stormwater Master Plans
  • Water Management and Conservation Plans (WMCPs)
  • Hydrologic and Hydraulic Modeling
  • System Analysis & Testing
  • Water Rights
  • Capital Improvement Planning
  • Infrastructure Design (Pipelines, Pump Stations, PRVs)
  • Inflow/Infiltration Studies (I&I)
  • GIS Mapping and Asset Management
  • Rates & SDCs
Fire hydrant flow testing in an Oregon community
Field-informedEngineering that works outside the report.

Senior expertise. Right-sized solutions.

You work directly with the engineer doing the work—from the first conversation through the final deliverable.

35+Planning studies
25Hydraulic models
16+Years' experience

QualityAll staff are PEs and/or CWREs, no junior staff here. We bring experience and Quality Control to get the best project results possible.

AffordableWe don't have an office or layers of support staff to pay for, and we pass those savings on to you. You get senior engineer expertise without big-firm rates.

ApproachableWe work with people, not just systems, so we like to be friendly, real, and realistic about budgets, staff capabilities, etc.

Responsive & EfficientYou will have direct access to the engineer doing the work, including their cell phone and after-hours availability. We reply quickly to your requests.

  • Netarts Bay Drive Waterline
  • Netarts Engineer of Record
  • Harrisburg Stormwater Master Plan
  • Northwest Natural Water — Water Rights
Water infrastructure construction in an Oregon neighborhood
Have a project in mind?

Let's find the right way forward.

Tell us what your system needs. You'll hear directly from the engineer who can help.