Wastewater

Hoyle Tanner provides a full range of planning, design, and construction services for wastewater collection and treatment projects. We partner with our clients to find solutions that are energy efficient, sustainable, and cost conscious.

Innovative Wastewater Techniques

Our wastewater team brings decades of experience to your project understanding that value matters. Our approach emphasizes sustainability, energy efficiency, cost consciousness, and where appropriate, innovation.

Innovative treatment projects include ballasted flocculation; treated wastewater reuse; energy recovery and advanced wastewater treatment for nutrient removal; biosolids management; thickening; dewatering; aerobic and anaerobic systems; composting; sequencing batch reactors; and microfiltration. Innovative techniques are explored and implemented when beneficial to your projects.

We collaborate with you to arrive at the best possible solution given your project challenges and budget. We offer a full range of wastewater collection, conveyance, and treatment expertise to fortify your wastewater infrastructure for future generations.

WASTEWATER SERVICES

New Collection System Planning, Design & Construction
Repair & Rehabilitation of Existing Collection Systems
Trenchless Technology
Treatment Facility Upgrade & Expansion
Biosolids Management
Nutrient Removal
Wastewater Facilities Planning
Industrial Pretreatment Programs
Infiltration/Inflow Studies & Evaluation
Sewer System Evaluation Surveys (SSES)
Utility Design
Condition Assessment
Asset Management

Capacity, Management, Operation & Maintenance (CMOM) Programs
Permitting Assistance & Coordination
Consent Decree/Administrative Order Negotiations
Intermunicipal Agreement Preparation
User Charge Rate Analysis
Computerized Infrastructure Mapping
Construction Administration/Resident Engineering
Environmental Impact Studies
Funding Assistance
Value Engineering

View our Rack Card

Vermont Department of Environmental Conservation

VTDEC Technical Assistance, Education & Outreach to Wastewater Treatment Facilities

Montpelier, VT

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City of Burlington

Integrated Water Quality Management Plan

Burlington, VT

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Portland Water District

Baxter Boulevard Pump Station Upgrades

Portland, ME

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Town of Montgomery

Wastewater & Streetscape Study

Montgomery, VT

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City of Gardiner

Maine Avenue CSO Storage Tank & Screen Upgrade & Collection System Evaluation

Gardiner, ME

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Town of Milford

Wastewater Treatment Facility Upgrade Project

Milford, NH

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Town of Ayer

Industrial Pretreatment Program Administration

Ayer, MA

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Town of Woodstock

Woodstock VT WWTF Upgrade

Woodstock, VT

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City of Laconia

Asset Management Program

Laconia, NH

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City of South Burlington

Bartlett Bay Wastewater Treatment Facility Final Design

South Burlington, VT

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Town of Richmond

WWTF Influent Pump System Upgrade Design

Richmond, VT

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VTDEC Technical Assistance, Education & Outreach to Wastewater Treatment Facilities Montpelier, VT

A photo of the City Hall bioretention pond in Burlington, Vermont. There's a stormwater grate inside what looks like a rain garden with green plants sprouting up and flowers.

Integrated Water Quality Management Plan Burlington, VT

Baxter Boulevard Pump Station Upgrades Portland, ME

Wastewater & Streetscape Study Montgomery, VT

Maine Avenue CSO Storage Tank & Screen Upgrade & Collection System Evaluation Gardiner, ME

Wastewater Treatment Facility Upgrade Project Milford, NH

Industrial Pretreatment Program Administration Ayer, MA

Photo depicts the front of the wastewater treatment facility building with the propane tank placement, protective bollards and entry doors along with the associated parking lot in the rain.

Woodstock VT WWTF Upgrade Woodstock, VT

A facility related to our asset management work in Laconia. This building is brown with green doors - a sign out from says Sewage Pump Station. It is a wintery scene.

Asset Management ProgramLaconia, NH

Aerial view of the Bartlett Bay wwtf (taken directly over the site).

Bartlett Bay Wastewater Treatment Facility Final DesignSouth Burlington, VT

This photo looks down into a pump room for wastewater treatment. You can see blue and red piping, along with peach-colored walls.

WWTF Influent Pump System Upgrade DesignRichmond, VT

From the blog

Learn about ongoing projects and the innovative processes we employ for our clients.

Municipal Engineering Division: A New Structure for Enhanced Client Solutions

January 30, 2025

Our Northeast Municipal Engineering Division has successfully served our clients and provided opportunities to our teammates for many years. We’ve experienced rapid growth in the number of teammates, clients,...

Civil Site, Corporate, Culture, Drinking Water, Leadership, News, Stormwater, Wastewater

Aerial image of the entire Bartlett Bay WWTF. The sun is shining and there is lush greenery all around the plant.

Achieving Emissions Reduction Goals: The Bartlett Bay WWTF Overhaul

January 30, 2025

Over the last 12-months, Hoyle Tanner has been working on a comprehensive wastewater treatment facility upgrade design at the Bartlett Bay WWTF (BBWWTF) in South Burlington, Vermont. Our client,...

Asset Management, News, Vermont, Wastewater

An image of a wastewater treatment facility tank with clouds and blue sky reflecting in the water. The title of the blog is in white on top of a green banner on the photo.

Piloting Wastewater Solutions: Evaluating Advanced Treatment Technologies

December 3, 2024

Municipalities across the country are increasingly conducting Wastewater Treatment Facility (WWTF) pilot programs to address the escalating complexities of modern wastewater management. These pilot programs serve as crucial testing...

Wastewater

Serving the Community through our Municipal Engineering Services Division

August 16, 2024

For more than 50 years, the Hoyle Tanner team has been building a strong background of expertise for providing municipal wastewater treatment, collection, and conveyance services through our Municipal...

Drinking Water, Stormwater, Wastewater

Eric Doe, PE joins Hoyle Tanner’s Municipal Engineering Division

July 30, 2024

We are thrilled to announce that Eric Doe, PE has joined us as a Senior Environmental Engineer for wastewater collection and conveyance! Eric will fulfill the role of project...

Careers, New Hampshire, Wastewater

Intern Spotlight: Mia Dischiavo

July 26, 2024

Meet Mia Dischiavo - Environmental Engineering Intern & Amateur Baker What drew you to Hoyle Tanner? My goal when I started college was to have a variety of different...

Internship, Wastewater

How a WWTF in a Rural Community got a Big Upgrade

June 10, 2024

After four years (and navigating material shortages during the pandemic), the village of South Woodstock, Vermont has a new wastewater treatment facility (WWTF)! Why the Upgrades were Necessary The...

Vermont, Wastewater

Environmental Engineer Amy DeCola Published in Bioresource Technology Journal

April 22, 2024

As more states ban food waste from landfills, investigation into alternate disposal methods is becoming increasingly important. Anaerobic digestion provides a path to repurpose organic waste, promote nutrient recovery,...

Vermont, Wastewater

Paul Hobbs at the Woodstock VT WWTF. He is talking with the operators - working on becoming trusted experts.

How to Become a Trusted Expert: Guiding Designs instead of Dictating

March 7, 2024

How do we become Trusted Experts for our clients and the communities we serve? Well, a bunch of things need to fall into place. But it really comes down...

Corporate, Leadership, Wastewater