Solving Water Challenges, Sustaining Our Tomorrow


Water & Wastewater

Our water professionals manage complex potable water, raw water, reclaimed water, and wastewater infrastructure projects, delivering solutions that emphasize operability, dependability, and sustainability. 

Comprehensive engineering services

Lochner provides a comprehensive range of water and wastewater engineering services, including all phases of facility and buried infrastructure projects – from project initiation with master planning, treatability studies, and pilot testing, through design and construction management, as well as start-up and commissioning. 

We optimize the performance, reliability, and sustainability of water and wastewater infrastructure, supporting population growth, regulatory requirements, and resource conservation.


Water Engineering Services 
  • Construction Management  
  • Distribution System Design for Pipelines and Storage Tanks  
  • Distribution System Modeling and Master Planning  
  • Distribution System Water Quality Management  
  • High Service Pump Station Designs  
  • Operations Support  
  • Water Treatment Plant Improvement Designs  
  • Water Treatment Plant Process, Condition, and Operational Evaluations  

Wastewater Engineering Services
  • Collection and Conveyance System Design 
  • Collection System Modeling and Master Planning 
  • Construction Management 
  • FEMA Cost Recovery 
  • Lift Station and Force Main Assessments and Designs 
  • Operations Support 
  • Regulatory Agency Permitting and Compliance Assistance 
  • Wastewater Treatment Plant Improvement Designs 
  • Wastewater Treatment Plant Process, Condition, and Operational Evaluations


Leander Crystal Falls Elevated Storage Tank

Due to rapid growth in Leander, our team addressed increased water system demands by designing a new 1.25-million-gallon elevated storage […]

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Alliance Water Phase 1B Seg-B Pipeline

In 2018, Alliance Water, a Regional Water Authority serving Buda, Kyle, San Marcos, and the Canyon Regional Water Authority, enlisted […]

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City of Austin Rock Harbour Lift Station Improvements

In 2016, the City of Austin initiated the Northwest Lift Station Study to identify lift station and force main improvements […]

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Carmel/Sorento Lift Station & Force Main

Due to imminent development in the Wilbarger Creek basin, the City of Pflugerville needed to address wastewater service. With one […]

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Hutto South Wastewater Treatment Plant

Based on the Wastewater Master Plan completed by our team, it was projected that the city of Hutto would surpass the capacity of its existing wastewater treatme […]

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