Stormwater Management Services for Raleigh NC

Stormwater Services

Stormwater management services in Raleigh NC including drainage inspection and maintenance

City of Raleigh and Wake County Stormwater Management Services

CMS provides stormwater management services in Raleigh NC to help property owners maintain drainage systems, prevent flooding issues, and stay compliant with local stormwater requirements.

We work with commercial properties, HOAs, developers, and municipalities across Raleigh and Wake County to inspect, repair, and maintain stormwater infrastructure that manages runoff and protects surrounding properties.

Raleigh’s stormwater program focuses on maintaining infrastructure, reducing flooding, preventing erosion, and protecting water quality. Property owners are responsible for maintaining private stormwater systems, making routine inspections and maintenance critical for long-term performance.

Who We Serve in Raleigh NC

CMS provides stormwater management services in Raleigh NC for a wide range of property types and industries, including:

Property Types We Serve

Commercial properties (office parks, mixed-use developments)
Retail centers and shopping centers
Industrial facilities
Municipal and public infrastructure
HOAs and residential communities
Construction and development sites
Solar energy facilities
Healthcare facilities and medical campuses
Educational institutions (schools and universities)
Agricultural properties and operations

Our team works with both new development and existing properties to support stormwater compliance, system performance, and long-term infrastructure reliability across Raleigh and Wake County.

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Stormwater Inspection Services in Raleigh NC

CMS provides stormwater inspection services in Raleigh NC to evaluate the condition and functionality of drainage infrastructure.

Our inspections identify issues such as:

Sediment buildup
Blockages and debris accumulation
Structural damage
Erosion impacts
Improper drainage flow

We inspect storm drains, culverts, underground piping, drainage channels, and stormwater control measures (SCMs) to help ensure systems are operating properly.

Routine inspections help identify problems early, reduce costly repairs, and support compliance with local stormwater requirements.

Stormwater Repair Services in Raleigh NC

CMS provides stormwater repair services in Raleigh NC to restore damaged or failing drainage systems.

Stormwater infrastructure can deteriorate due to heavy runoff, erosion, aging materials, and sediment accumulation. Our team performs repairs to:

Storm drain systems
Culverts and pipes
Catch basins and inlets
Drainage channels and outfalls
Stormwater control measures

Timely repairs help prevent flooding, protect surrounding infrastructure, and maintain proper stormwater flow across your property.

Stormwater Maintenance Services in Raleigh NC

CMS provides stormwater maintenance services in Raleigh NC to keep drainage systems functioning efficiently and reduce the risk of system failure.

Maintenance services include:

Clearing debris from storm drains and inlets
Culvert and pipe cleaning
Sediment removal
Drainage channel maintenance
SCM and BMP upkeep

Regular maintenance helps extend the life of stormwater systems and ensures they continue to perform during heavy rainfall events.

In Raleigh, the City maintains stormwater infrastructure within public rights-of-way, while private property owners are responsible for maintaining their own systems—making professional maintenance services essential.

Erosion Control Services in Raleigh NC

CMS provides erosion control services in Raleigh NC to stabilize areas impacted by stormwater runoff and prevent soil loss.

Stormwater runoff can cause erosion along slopes, drainage channels, and streambanks if not properly managed. Our team implements solutions to:

Stabilize slopes and disturbed areas
Protect drainage channels and outfalls
Reduce sediment movement
Improve long-term site stability

Erosion control helps protect both your property and nearby infrastructure from ongoing damage.

Stormwater Systems We Service in Raleigh NC

CMS works with a wide range of stormwater infrastructure systems across Raleigh, including:

Storm drain systems and inlets
Underground piping and conveyance systems
Culverts and cross-drain systems
Detention and retention ponds
Underground stormwater systems
Drainage ditches and channels
Stormwater control measures (SCMs) and BMPs

We provide comprehensive service solutions to help keep these systems operating effectively and in compliance with local requirements.

Stormwater Services in Raleigh and Surrounding Areas

CMS provides stormwater management services throughout Raleigh and nearby Wake County communities, including:

Cary NC
Apex NC
Garner NC
Wake Forest NC
Morrisville NC
Knightdale NC
Holly Springs NC
Fuquay-Varina NC

We also serve North Raleigh, Downtown Raleigh, and surrounding areas with responsive stormwater inspection, repair, and maintenance services.

Stormwater FAQ – Raleigh NC

Do I need to maintain my stormwater system in Raleigh?
Yes. Property owners are responsible for maintaining stormwater systems on private property, including inspections and repairs.

How often should stormwater systems be inspected?
Most systems should be inspected annually and after major storm events to identify potential issues.

What happens if stormwater systems are not maintained?
Lack of maintenance can lead to flooding, erosion, system failure, and potential compliance issues.

Work With CMS for Stormwater Management in Raleigh NC

CMS provides reliable stormwater management services in Raleigh NC including inspections, repairs, maintenance, and erosion control.

Our team has experience working with stormwater infrastructure across North Carolina and understands local requirements for maintaining drainage systems and supporting compliance.

Whether you manage a commercial property, HOA, or development project, CMS delivers responsive stormwater solutions designed to protect your property and maintain system performance.

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Stormwater Systems We Maintain in Raleigh, NC

Above-Ground Stormwater SCMs

Above-ground stormwater SCMs such as wet ponds, bioretention basins, vegetated swales, and permeable pavement systems manage stormwater runoff by slowing flow, promoting infiltration, and removing pollutants before discharge. Proper inspection, maintenance, and repair of above-ground stormwater control measures are essential to maintain hydraulic capacity, prevent erosion, and ensure long-term stormwater compliance in North Carolina.

Stormwater retention pond maintenance in Raleigh NC

Above-Ground Stormwater SCMs
CMS performs routine inspection, cleaning, vegetation management, sediment removal, and structural repairs to maintain above-ground stormwater SCMs, ensuring reliable performance, regulatory compliance, and long-term drainage function.

Bioretention Basin
CMS provides maintenance for bioretention basins including sediment removal, plant care, mulch replacement, inlet and outlet inspection, and routine cleaning to ensure proper stormwater filtration.

Bioretention Cells (Rain Gardens)
CMS maintains bioretention cells and rain gardens through vegetation care, debris removal, soil media management, and inlet inspection to support effective stormwater treatment and drainage performance.

Constructed Wetlands
CMS conducts maintenance for constructed wetlands including vegetation management, sediment removal, debris clearing, and outlet inspection to preserve stormwater treatment capacity and ecological function.

Debris Collection Devices
CMS maintains debris collection devices by removing accumulated trash, sediment, and pollutants while inspecting structural components to ensure reliable stormwater flow and pollution control.

Dry Detention Ponds
CMS performs maintenance on dry extended detention ponds including mowing, sediment removal, outlet structure inspection, and debris clearing to maintain proper stormwater storage and drainage.

Green Roof
CMS maintains green roof stormwater systems through vegetation care, drainage inspection, debris removal, and routine system checks to ensure efficient stormwater retention and roof protection.

Level Spreader – Filter Strips
CMS maintains level spreaders and filter strips by clearing sediment, repairing grading, managing vegetation, and ensuring even stormwater distribution for effective runoff filtration.

Outfalls
CMS performs maintenance on stormwater outfalls through debris removal, erosion inspection, structural repairs, and sediment clearing to maintain proper discharge and system stability.

Permeable Pavement Systems
CMS maintains permeable pavement systems through vacuum sweeping, sediment removal, joint inspection, and surface repairs to preserve stormwater infiltration and pavement performance.

Permeable Pavers
CMS performs maintenance on permeable pavers including joint cleaning, vacuum sweeping, debris removal, and surface inspection to maintain effective stormwater infiltration and pavement durability.

Retention Ponds
CMS maintains retention ponds through vegetation management, sediment removal, inlet and outlet inspection, and debris clearing to support continuous stormwater storage and treatment.

Sand Filter System (Aboveground)
CMS performs maintenance on aboveground sand filter systems including sediment removal, filter media inspection, debris clearing, and structural checks to maintain effective stormwater treatment.

Vegetated Treatment Swales
CMS maintains vegetated treatment swales through mowing, sediment removal, vegetation management, and debris clearing to support effective stormwater conveyance and filtration.

Underground Stormwater SCMs

Underground stormwater SCMs, including detention vaults, chamber systems, infiltration trenches, and sand filters, provide high-capacity stormwater storage and treatment while preserving valuable surface space on commercial and industrial sites. Routine stormwater inspection, sediment removal, and structural maintenance are critical to ensure underground stormwater systems operate efficiently, prevent blockages, and remain compliant with stormwater management requirements.

Catch Basins
CMS maintains catch basins by removing sediment and debris, inspecting grates and structures, and ensuring proper drainage to keep stormwater systems functioning effectively.

Hydrodynamic Separators
CMS performs maintenance on hydrodynamic separators including vacuum cleaning, sediment removal, inspection of internal components, and debris extraction to maintain stormwater pollutant removal efficiency.

Infiltration Trenches / Infiltration Systems
CMS maintains infiltration trenches and systems by removing sediment buildup, inspecting inlets, restoring infiltration capacity, and ensuring proper stormwater drainage and groundwater recharge.

Proprietary Filtration Devices (e.g., StormFilter)
CMS maintains proprietary filtration devices such as StormFilter systems through cartridge replacement, sediment removal, system inspection, and routine servicing for optimal stormwater treatment.

Rainwater Harvesting Systems
CMS provides maintenance for rainwater harvesting systems including tank inspection, debris removal, filter cleaning, and pump checks to ensure efficient stormwater reuse.

Sand Filter Systems (Underground)
CMS performs maintenance on underground sand filter systems including sediment removal, filter media inspection, confined-space cleaning, and structural checks to maintain treatment performance.

Storm Sewer Systems
CMS maintains storm sewer systems through pipe inspection, debris removal, jetting, and structural repairs to ensure reliable stormwater conveyance and drainage.

Stormwater Chamber System
CMS maintains stormwater chamber systems through sediment removal, inlet inspection, vacuum cleaning, and structural evaluation to preserve underground stormwater storage capacity.

Underground Detention Pipe Systems (CMP/HDPE)
CMS performs maintenance on underground detention pipe systems by inspecting pipes, removing sediment buildup, cleaning inlets, and ensuring proper stormwater storage and flow.

Underground Detention Vaults (Concrete)
CMS maintains underground concrete detention vaults through sediment removal, structural inspection, debris clearing, and confined-space cleaning to ensure effective stormwater storage.

Comprehensive Stormwater Compliance Repairs in Raleigh, NC

CMS specializes in comprehensive stormwater compliance repairs, including pipe lining, culvert replacement, storm drain and catch basin cleaning, manhole rehabilitation, sinkhole repair, and structural infrastructure restoration.

Our team also addresses critical maintenance and stabilization needs such as erosion repair, slope stabilization, sediment and debris removal, inlet and outlet dissipator repair, overgrown vegetation management, pond dredging, stream restoration, permeable pavement repair, and bioretention system restoration to maintain regulatory compliance and system performance.

Stormwater retention pond repair in Raleigh NC

Stormwater Pipe Lining (Trenchless Pipe Repair):
CMS excels in trenchless stormwater pipe lining solutions, restoring aging or collapsed pipelines without disruptive excavation while protecting roads, utilities, and surrounding property infrastructure.

Culvert Replacement & Mitigation:
CMS focuses on culvert replacement and hydraulic mitigation, upgrading undersized or deteriorated crossings to safely convey increased stormwater flows and reduce roadway flooding risks.

Storm Drain & Catch Basin Cleaning/Repair:
CMS is proficient in storm drain and catch basin cleaning and repair, removing sediment, debris, and blockages to restore drainage capacity and prevent localized street flooding.

Erosion Control & Slope Stabilization:
CMS is highly experienced in erosion control and slope stabilization, implementing engineered solutions such as riprap, grading, and stabilization systems to protect outfalls and vulnerable slopes.

Retention & Detention Pond Dredging/Maintenance:
CMS demonstrates expertise in retention and detention pond dredging and maintenance, removing accumulated sediment to restore storage capacity and ensure proper stormwater management performance.

Stream Restoration & Stabilization:
CMS is well-versed in stream restoration and stabilization, repairing eroded streambanks and reinforcing channels to improve flow stability and reduce sediment transport in urban environments.

Manhole and Structure Rehabilitation:
CMS specializes in manhole and stormwater structure rehabilitation, applying advanced coatings and structural repairs to restore deteriorated concrete and extend infrastructure service life.

Sinkhole Investigation & Repair:
CMS has extensive capability in sinkhole investigation and repair, diagnosing underground pipe failures and implementing structural stabilization and pipeline restoration to prevent further ground collapse.

Permeable Pavement Installation/Repair:
CMS is skilled in permeable pavement installation and repair, replacing impervious surfaces with porous systems that enhance infiltration, reduce runoff, and support sustainable stormwater management practices.

Bioretention / Rain Garden Restoration:
CMS is adept at bioretention and rain garden restoration, repairing landscaped filtration systems to improve stormwater treatment, infiltration capacity, and long-term green infrastructure performance.

Overgrown Vegetation Management:
CMS effectively manages overgrown vegetation within stormwater systems, clearing invasive growth from channels, ponds, and easements to restore proper water flow and maintain regulatory compliance.

Structural Repairs:
CMS is experienced in structural stormwater repairs, restoring damaged concrete, headwalls, pipes, and drainage structures to maintain system integrity and ensure long-term stormwater performance.

Sediment and Debris Removal:
CMS specializes in sediment and debris removal, clearing accumulated materials from stormwater infrastructure to restore hydraulic capacity and reduce flooding or blockage risks.

Inlet and Outlet Dissipator Repair:
CMS is proficient in inlet and outlet energy dissipator repair, restoring riprap and stabilization systems that reduce water velocity and protect downstream channels from erosion.

Erosion Repair:
CMS excels in erosion repair, stabilizing compromised soils and stormwater outfalls using engineered solutions that prevent further land loss and protect surrounding infrastructure.

Routine/Quarterly Inspections

CMS provides routine quarterly stormwater inspections to evaluate stormwater control measures, verify BMP functionality, ensure regulatory compliance, and identify sediment buildup, erosion, or drainage issues.

Our inspectors document stormwater infrastructure conditions, photograph deficiencies, and recommend maintenance actions to maintain stormwater management system performance, protect water quality, and meet municipal compliance requirements.

Post-Storm Inspections

CMS conducts post-storm stormwater inspections after significant rainfall events to evaluate stormwater control measures, detect erosion, sediment displacement, flooding impacts, and structural damage affecting system performance.

Our stormwater specialists assess drainage structures, detention basins, conveyance systems, and BMP components to ensure proper operation, regulatory compliance, and long-term stormwater management effectiveness.

Annual Certified Inspections

CMS performs annual certified stormwater inspections conducted by qualified stormwater professionals to evaluate stormwater BMP functionality, structural integrity, maintenance needs, and regulatory compliance documentation.

Our certified inspectors provide detailed stormwater inspection reports, compliance verification, maintenance recommendations, and documentation required by municipalities, permitting authorities, and environmental regulations.

As-Built/Final Inspections

CMS conducts as-built and final stormwater inspections to verify stormwater control measures are constructed according to approved engineering plans, specifications, and stormwater management permits.

Our inspection team confirms proper installation of drainage infrastructure, detention systems, and stormwater BMPs, ensuring compliance with design standards before project closeout or regulatory approval.

Remedial/Repair Inspections

CMS performs remedial and repair stormwater inspections to identify damaged stormwater infrastructure, failing BMPs, sediment accumulation, and drainage deficiencies requiring corrective maintenance or rehabilitation.

Our stormwater inspection specialists evaluate repair effectiveness, verify stormwater system functionality, and ensure remediation actions restore stormwater management performance and regulatory compliance.

Key Types of SCM Inspections in Raleigh, NC

CMS excels in professional stormwater inspection services, ensuring stormwater control measures (SCMs) operate efficiently and remain compliant with local, state, and federal regulations. Our team delivers expert stormwater management inspections, compliance monitoring, and BMP performance evaluations to protect water quality and prevent costly violations. CMS provides reliable, data-driven stormwater inspection solutions for municipalities, HOAs, commercial properties, and developers seeking regulatory compliance and environmental protection.