Sustainable Water Engineered Solutions

Sustainable Water Engineering & Compliance Solutions

PE-stamped stormwater engineering and compliance services for commercial properties, HOAs and multi-site portfolios

Disclaimer: AQUALIS does NOT provide services for single family residences

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Comprehensive Engineering Services

Stormwater Permitting Support

MS4, NPDES, general permit, and FEMA permitting for commercial and institutional properties.

PE Compliance Inspections

PE-stamped reports accepted by regulators. Annual, pre-occupancy and permit-required.

NOV Response & Documentation

Rapid response to Notices of Violation and Letters of Non-Compliance with full regulatory documentation.

Stormwater Control Measure Assessments

Retention pond, detention basin, and SCM assessment, inspection and compliance reporting.

Due Diligence Inspections

Pre-acquisition stormwater system condition assessment for commercial real estate transactions.

SWPPP & SWMP Inspection and Recertification

Inspection and recertification of stormwater pollution prevention and management plans.

Case Studies

Comprehensive Lift Station Overhaul Restores Sanitary Service at Industrial Facility in Mount Vernon, Wash.

After years of continuous service, an industrial facility's sanitary lift station had reached the end of its serviceable life. AQUALIS executed a full overhaul, replacing the pumps, plumbing, controls and in-well hardware to return the station to reliable, code-compliant operation.

Sanitary Lift Station Grinder Installation and System Reliability Improvement in Katy, Texas

AQUALIS addressed recurring sanitary lift station failures at a retail facility in Katy, TX, by identifying the upstream solids issue driving repeated emergency callouts. The project included installation of an inline Muffin Monster grinder, controls integration and full site restoration to improve system reliability and reduce reactive maintenance.

Parking Lot Sinkhole Leads to Underground Pipeline Reconstruction in Springfield, Va.

A large sinkhole at a commercial property in Springfield, Virginia led to full reconstruction of the site’s underground stormwater detention system. AQUALIS managed the phased demolition, geotechnical evaluation, utility coordination and installation to restore long-term stability and performance.

Manhole Root Intrusion Repair and System Assessment in Miami, Fla.

Sediment buildup, buried structures and root intrusion prompted a Miami shopping center to partner with AQUALIS to inspect, clean and restore key components of its stormwater system

How Stormwater Pipe Inspection & UV Rehabilitation Restored Flow in New Bern, N.C.

A facility relies on an underground stormwater system to move runoff to a nearby retention basin. A 36-inch pipe plays a key role, but concerns emerged as flooding occurred during heavier rainfall.

Restoring Underground Detention Systems to Prevent Flooding in Morrisville, N.C.

AQUALIS restored stormwater systems at a restaurant after city inspections revealed deficiencies. The team ensured proper drainage, improved water quality and regulatory compliance.

From Stormwater Inspection to Full System Restoration in Morrisville, N.C.

By sealing structural damage, restoring filtration, and performing thorough cleaning, the team ensured compliance, improved water quality and prevented costly future failures.

Preventing Tidal Flooding with Stormwater Infrastructure Improvements in Destin, Fla.

A coastal property experiencing frequent flooding due to high tides and heavy rainfall had an aging outlet control structure that no longer functioned properly. AQUALIS collaborated with engineers to design and install a reinforced concrete weir wall, new footer and check valves to strengthen the system and prevent tidal backflow.

Targeted Stormwater Restoration Fixes Erosion Issues in Danville, Va.

Severe site conditions had compromised drainage, prompting AQUALIS to take immediate action. The project was completed in two phases, beginning with urgent restoration and followed by targeted repairs to enhance system performance and long-term stability.

Stormwater Pipe Rehabilitation Fixes Aging Infrastructure in Columbia, S.C.

Multiple catch basins on the property required repair due to aging infrastructure and structural damage. AQUALIS completed the work without disrupting operations, rebuilding compromised sections and resurfacing the area to its original condition. Ultimately improving functionality and system longevity.

Lift Station Pump Replacement Prevents System Failure in Mansfield, Ohio

This lift station, servicing a large commercial property, experienced a complete failure of both pumps, leading to a sanitary sewer overflow (SSO). City officials and the Health Department were called to the site, and a Notice of Violation (NOV) was issued.

Green Stormwater Infrastructure Plan Improves Urban Drainage in Green Bay, Wis.

AQUALIS developed a comprehensive Green Stormwater Infrastructure (GSI) Plan for the City of Green Bay to address urban flooding and water quality issues by identifying and prioritizing 50 strategic public and private sites for GSI implementation.

Root Infiltration Repairs Prevent Flooding During Rain Events in Kirkland, Wash.

The property manager at this site identified continual ponding indicating drainage failure related to the stormwater system. AQUALIS was called to identify the root cause of the flooding and repair the failure.

Benefits of Pond Rehabilitation for Stormwater Management in Franklin, Tenn.

The notice required the restoration of deficient Stormwater Control Measures (SCMs) to meet the standards outlined in the original design plans and the operations and maintenance (O&M) manual

Hydro-Excavation Leak Repair Fixes Stormwater Infrastructure in Tacoma, Wash.

AQUALIS was called to this site after reports of flooding. The team promptly investigated the situation and took swift action to identify and eliminate the root cause: broken pipes.

Constructed Stormwater Wetland Improves Drainage for New Testament Church in Milwaukee

AQUALIS provided innovative stormwater solutions by addressing flooding and erosion caused by high-velocity runoff from the municipal storm sewer. By implementing sustainable drainage improvements, including wetland enhancements and strategic grading, the project mitigated pollution risks and restored ecological balance.

Pond Repair Solves Erosion and Compliance Issues in Orlando, Fla.

This property has four dry retention ponds that collect and treat stormwater runoff. Over time, these ponds were neglected and fell into disrepair. The local municipality inspected this property and found the stormwater system out of compliance with regulations.

Stormwater Drainage Design Prevents Flooding in Milwaukee, Wis.

The North Point Lighthouse project showcases effective drainage design, capturing and redirecting stormwater to prevent runoff impacts while preserving the historic site's integrity. AQUALIS engineering department delivered sustainable solutions tailored to the unique challenges of this landmark location.

Cured-In-Place Pipe Repair Restores Stormwater Infrastructure in Austin, Tex.

This site required exploratory CCTV to uncover the health of the pipeline. The investigation found significant deterioration requiring CIPP.

AQUALIS Repairs Catch Basins Using Spray Cast Technology in Beaver Dam, Wis.

AQUALIS stormwater professionals inspected a retail property and found severe damage to multiple catch basins, necessitating repairs to prevent environmental liability and ensure site operations.

Pond Aeration Improves Stormwater Quality in Pataskala, Ohio

This commercial distribution center has four retention ponds on the property to offset the impervious surface area. These ponds collect, store and treat stormwater runoff.

Stormwater Pipe Inspection Reveals Systemwide Failures in Durham, N.C.

The property owners on this site noted cracking and shifting along the edge of the parking lot near stormwater assets. Understanding the gravity of the situation, they reached out to AQUALIS to conduct a preliminary inspection of the stormwater system.

Catch Basin Cleaning & Structural Repair Protects Assets in Broward County, Fla

Regular maintenance of stormwater assets protects properties from failures related to buildup and structural issues. Routinely inspecting and maintaining these assets can prevent costly repairs.

Stormwater Slope Stabilization Following a Collapse in Steubenville, Ohio

The stormwater pipe on this property failed leading to a catastrophic sinkhole that affected a nearby wastewater line. Quick, efficient work was of the upmost importance to repair both pipelines, the sinkhole and surrounding area.

Regenerative Stormwater Conveyance Improves Highway Drainage in Kenosha, Wis.

The Root-Pike Watershed Initiative Network Kenosha County, and others worked with AQUALIS to design and implement an innovative solution for stormwater control along Highway KR.

Lift Station Rehabilitation Restores Capacity in Seattle, Wash.

During the retrofit process on this commercial property, the client and their previously hired engineering firm noted an expected increase in their waste stream. AQUALIS regularly maintained the lift station on the property and was the first choice for the two entities to advise and redesign the current lift station.

Sand Filter Remediation Restores Stormwater Treatment in San Antonio, Texas

The sand filter basin on this site was not maintained and over time became laden with vegetation and no longer offered water quality benefits.

Stormwater Management Upgrades Protect the War Memorial Center in Milwaukee, Wis.

The War Memorial Center in Milwaukee, Wis. is a living memorial and museum intended to “Honor the Dead by Serving the Living”. Constructed in 1955, this site needed restructuring to better treat stormwater runoff from parking lots prior to entering Lake Michigan.

Green Stormwater Schoolyard Redevelopment Enhances Drainage in Milwaukee, Wis.

Through received grants, Milwaukee Public School’s (MPS) project goal was to remove tens of thousands of square feet of asphalt to manage hundreds of thousands of gallons of stormwater runoff while providing significant opportunities for students to engage in Green Infrastructure and eco-literacy topics firsthand through STEAM (science, technology, engineering, arts and mathematics) curricular connections.

Vegetation Management Prevents Stormwater Erosion in Lakewood, Wash.

A customer site in Lakewood, Wash. was experiencing vegetation overgrowth that was invasive and unsightly. To prevent the vegetation from overtaking stormwater assets, goats were used to naturally remove the plants and protect existing stormwater assets.

Pond Clearing Resolves Sediment Accumulation in Tacoma, Wash.

Proactive property managers of this homeowners association requested rehabilitation of stormwater ponds after over twenty years of neglect.

How to Inspect Stormwater Pipes: Underground Pipe Inspection in Maynard, Mass.

During routine inspection, the Town of Maynard, Mass. found pollutants leaving this retail site. To remediate the issue the AQUALIS inspected, cleaned and repaired the stormwater pipes.

Sediment Buildup in Stormwater Pond Drives Rehabilitation with AQUALIS in Pontiac, Mich.

Improper pond dredging and sediment stabilization leads to necessary stormwater pond rehabilitation.

Grant-Funded Green Infrastructure Improves Stormwater Outcomes in Milwaukee, Wis.

AQUALIS assisted Summerfest earn grant assistance for Green Infrastructure redesign.

Bioretention System Remediation Restores Stormwater Performance in Salisbury, Md.

Commercial property received Notice of Violation (NOV) requiring remediation of two bioretention cells on site.

Underground Stormwater System Rehabilitation After Inspection in Snohomish County, Wash.

A multi-family property received a notice of violation (NOV) listing fifteen deficiencies requiring corrective action.

Commercial Lift Station Repair Prevents Overflows in Hallandale Beach, Fla.

During a maintenance visit, technicians noticed lift station pumps nearing failure. Because this was found before failure, the replacement was scheduled to avoid backups.

Wet Detention Pond Rehabilitation Restores Capacity in Jacksonville, Fla.

A wet detention pond located adjacent to a shipping and transportation warehouse required corrective action to restore access for maintenance.

Stormwater Detention Basin Rehabilitation Improves Capacity in Columbia, Md.

The local municipality issued an NOV for this basin experiencing sediment displacement and buildup and failing structures.

Lift Station Replacement Improves Stormwater Reliability in Blaine, Wash.

AQUALIS’ lift station experts were called to inspect the condition of the two above-ground sanitary lift stations.

Sinkhole Restoration and Stormwater Repairs in Raleigh, N.C.

Sinkholes appeared in the drive lane of this complex. AQUALIS was called to investigate.

Utility Daylighting and Stormwater Repairs in Bellevue, Wash.

This property experienced regular flooding around downspouts. AQUALIS was notified to ensure the system was functioning properly.

Lift Station Repairs Restore Stormwater Function in Edgewater, N.J.

Neglected and without a proper maintenance plan, the system ran without issue for a time, until it did not.

Stormwater Basin Erosion Repairs Prevent Infrastructure Failure in Augusta, Ga.

This location lacked a consistent stormwater maintenance plan, leaving the property to fall out of compliance.

Severe Pond Outlet Erosion Repaired to Protect Stormwater Systems in Athens, Ga.

In Athens, GA, a retail store’s stormwater detention pond outlet was affected by substantial erosion.

Filter Vault Rehabilitation Improves Stormwater Treatment in Newton, N.J.

During AQUALIS’ first service visit to the site, a Contech Filter Vault was identified, and quickly found to be out of compliance with manufacturer guidelines.

Wet Detention Basin Restoration Improves Performance in Fayetteville, N.C.

A store in Fayetteville, NC provides the community with excellent customer service, and durable and long-lasting products that will hold their value for years to come.

Dry Detention Basin Rehabilitation Improves Flood Control in Florence

For decades, a store in Florence, KY has provided innovative products that create a personalized shopping experience for customers. Their dedication to excellent customer service has made this store a go-to for customers of all ages.

Why Choose AQUALIS Engineering

Nationwide Leader

The #1 choice for sustainable water compliance management across stormwater, wastewater and drinking water systems.

Certified Professionals

Our engineers hold multiple state and federal certifications, ensuring the highest quality service and solutions. From concept to construction, we handle all aspects of sustainable water engineering.

30+ Years of Experience

Decades of industry leadership with tens of thousands of successful projects across the United States.

Rapid Response

Guaranteed 24-hour response from our expert sales team following your inquiry.

Local Expertise

Regional crews throughout the US and Puerto Rico deliver solutions tailored to local regulations and conditions.

Cost-Effective Strategies

Our solutions maximize financial returns and environmental benefits for long-term value.

Convert Engineering Expertise Into Real Business Benefits

Prevent Costly System Failures

Our proactive engineering approach identifies and addresses potential issues before they lead to expensive emergencies, system failures and/or regulatory violations.

Ensure Regulatory Compliance

Compliance reports your regulator accepts — the first time.

Extend System Lifetime

Professional engineering and strategic maintenance plans can extend your stormwater system’s lifespan from decades to the full 100-year design expectancy.

Increase Property Value

Well-designed and maintained stormwater systems improve property aesthetics, functionality and value while reducing long-term maintenance costs.

Mitigate Environmental Impact

Our sustainable engineering approach balances traditional infrastructure with innovative green solutions to protect waterways and ecosystems.

Emergency-Ready Systems

Engineered stormwater solutions are designed to handle extreme weather conditions, protecting your property from flooding and water damage.

Need Immediate Engineering Assistance?

Contact our 24/7 emergency response team for urgent stormwater or water management issues.