1. University Area Joint Authority Advanced Water Treatment and Enhanced Nutrient Removal Upgrades

    The University Area Joint Authority (UAJA) owns and operates the Spring Creek Pollution Control Facility, which treats sewage flows from the Centre Region prior to discharging to Spring Creek. The facility had advanced treatment with tertiary effluent standards rated for 10.56 mgd annually. As part of a beneficial reuse project, UAJA added an advanced water…

  2. University Area Joint Authority Biosolids Processing Facility Upgrade

    The University Area Joint Authority’s (UAJA) Spring Creek Pollution Control Facility provides wastewater treatment, solids handling, and reuse water to the Centre Region and comprises an advanced wastewater treatment facility with tertiary effluent standards and advanced water reclamation. The facility is currently rated for 10.56 mgd hydraulically (MMAF) and 50,000 pounds/day of biochemical oxygen demand….

  3. City of Wooster Anaerobic Digester Evaluation

    The City of Wooster, Ohio, through a public–private partnership, invested in a biosolids facility to process the waste sludge generated on site at the City’s municipal wastewater plant, as well as third-party septage, biosolids, and food wastes. This new facility, called the Water Resource Recovery Facility (WRRF), includes a traditional mechanically mixed thermophilic and mesophilic…

  4. Jonah Energy Alternative Energy Offset Analysis

    Jonah Energy LLC operates one of the highest-producing natural gas fields in North America. Jonah Field, in the Green River Basin, is their most active gas-producing site. Oil and gas operations are limited by the amount of NOx and volatile organic compounds (VOC) generated, based on a predetermined emissions bank. Jonah Energy operations uses gas-driven…

  5. University Area Joint Authority Ozone Disinfection System Design

    The University Area Joint Authority’s (UAJA) Spring Creek Pollution Control Facility previously disinfected its wastewater discharge using an ultraviolet (UV) system. While the UV system was effective at removing viruses and bacteria, it could not remove pharmaceutical products in the wastewater effluent. UAJA desired a new system that combines disinfection and advanced oxidation to remove…

  6. Rhode Island Row Solar Array

    A team of solar developers was looking to install rooftop and carport solar arrays on two mixed-use commercial buildings in downtown Washington, D.C. to benefit lower-income residents in the D.C. area. RETTEW was the ideal candidate to make this goal a reality because of our vast experience in designing solar arrays, as well as general…

  7. Hermitage Municipal Authority Low-Pressure Sewer System

    Sanitary surveys revealed that more than 40 percent of surveyed on-lot disposal systems on North Neshannock Road, North Darby Road, and South Darby Road in the City of Hermitage were classified as suspected or confirmed malfunctions according to Pennsylvania Department of Environmental Protection regulations. These results suggested untreated sewage was being discharged into “Waters of…

  8. Paradise Township Sewage Collection System – Multiple Extensions

    RETTEW managed the design and construction of multiple extensions to the Paradise Township Sewer Authority’s sewage collection system. Each project was funded through the Community Development Block Grant program for low- to moderate-income residents. RETTEW’s services included survey, environmental clearance, design, permitting, bidding assistance, construction administration, construction resident project representation, and grant administration. The projects…

  9. Masonic Village Comprehensive Water Study

    RETTEW performed a study to evaluate the adequacy of the existing Masonic Village Elizabethtown campus water supply, treatment, and distribution systems. The study also included current regulatory permits for existing and additional residents and employees projected to be added over the next 15 years. The issues evaluated included the ability of the wells to provide…

  10. Paradise Township Sewer Authority Wastewater Treatment Plant Expansion

    The Paradise Township Sewer Authority owns and operates a wastewater treatment plant that serves all existing sewer areas in Paradise Township. Growth in the service area necessitated an expansion of the hydraulic and organic capacity of the existing plant from 120,000-gpd to 220,000-gpd. Additionally, the Pennsylvania Department of Environmental Protection required the expanded treatment plant…

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Corporate News, Employee Update

New Transportation Market Lead at RETTEW

RETTEW is delighted to announce Dave Hoglund, regional Transportation Team Lead, will be taking over the role of…

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Community Support

Penn State Baseball Player Named RETTEW 2023-24 Endowed Scholarship Winner

RETTEW is proud to announce the recipient of the 2023-24 RETTEW Endowed Scholarship for Intercollegiate Athletics at Penn…

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