Environmental & Regulatory Services

Capacity should be more than permitted - it should be buildable, usable, and operationally practical.

Capacity should be more than permitted - it should be buildable, usable, and operationally practical.

Solid waste facilities operate in a complex, evolving regulatory environment. Effective environmental management requires more than meeting permit requirements—it requires understanding site conditions, anticipating regulatory needs, and developing technically sound strategies that support both compliance and long-term facility goals.


ARM Group provides permitting, compliance, monitoring, and hydrogeologic services that help landfill owners and operators meet regulatory requirements while maintaining a clear understanding of site conditions. Our teams combine regulatory knowledge with practical field experience to help clients make informed, defensible decisions.

25+ Years

Supporting environmental permitting & compliance


Federal | State | Local

Regulatory coordination from planning through operations

(EPA, PADEP, MDE, VDEQ, DNREC, USACE)


Explore ARM Group's Services

ARM Group supports solid waste facilities from permitting strategy through ongoing compliance and site investigation, helping clients understand requirements, respond to changing conditions, and maintain defensible environmental programs.

Solid Waste Permitting & Regulatory Strategy

Permitting strategies aligned with regulatory requirements, site conditions, and long-term facility plans.

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Compliance & Monitoring

Integrated compliance and monitoring programs designed to support reporting, documentation, and regulatory obligations.

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Hydrogeology & Groundwater Investigations

Focused investigations that help define groundwater conditions, evaluate potential impacts, and support sound regulatory decisions.

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Solid Waste Permitting & Regulatory Strategy


Successful permitting begins with a clear understanding of both the regulatory requirements and the broader objectives of the facility. ARM Group helps clients develop permitting strategies that consider proposed development, existing operations, environmental conditions, agency expectations, and future site needs.


By identifying regulatory considerations early, our teams can help clients evaluate alternatives, anticipate potential challenges, and develop permit applications that are technically complete and aligned with the intended project. We also support clients through agency review, comments, revisions, and coordination as projects move toward approval.

Aerial view of a landfill with the conceptual layout of a landfill expansion

Services Include:

  • New facility and expansion permitting
  • Permit modifications and amendments
  • Major and minor permit revisions
  • Regulatory strategy and permitting pathways
  • Technical application development
  • Agency coordination and consultation
  • Responses to regulatory comments
  • Environmental and engineering permit documentation
  • Operational and development plan updates
  • Regulatory interpretation and compliance support
  • Permit renewal support
  • Coordination of multidisciplinary permitting requirements

Solid Waste Compliance & Monitoring


Maintaining compliance requires accurate information, consistent documentation, and a clear understanding of how regulatory requirements apply to day-to-day facility conditions.


ARM Group supports landfill owners and operators with environmental monitoring, reporting, inspections, and compliance evaluations designed around site-specific permit requirements. Our teams help organize and interpret monitoring information, identify trends or potential concerns, and provide technical support when conditions require further evaluation or regulatory coordination.


The goal is not simply to collect data, but to help clients understand what the information means and what actions, if any, may be warranted.

Services Include

  • Permit compliance evaluations
  • Groundwater monitoring programs
  • Surface water monitoring
  • Leachate monitoring and evaluation
  • Landfill gas monitoring support
  • Environmental sampling and field services
  • Data management and quality review
  • Trend evaluation and technical interpretation
  • Regulatory reporting
  • Annual and periodic compliance reports
  • Inspection and documentation support
  • Agency response and corrective-action support

Hydrogeology & Groundwater Investigations


An effective hydrogeologic investigation begins with a clearly defined objective. Whether the need is to characterize a proposed expansion area, understand groundwater flow, evaluate an unexpected monitoring result, delineate a potentially affected area, or support a permit application, ARM Group develops investigations around the specific decision that needs to be made.


Our teams use site geology, groundwater elevations, hydraulic characteristics, water-quality data, and potential migration pathways to build a defensible understanding of subsurface conditions. Field programs can be phased and adjusted as new information becomes available, helping clients focus additional investigation where it is most useful while maintaining technical and regulatory defensibility.

Environmental professional performing groundwater monitoring at a wellhead during a field inspection

Services Include:

  • Hydrogeologic site characterization
  • Groundwater flow evaluations
  • Monitoring well network design
  • Monitoring well installation and abandonment
  • Aquifer and hydraulic testing
  • Groundwater quality investigations
  • Soil and groundwater sampling
  • Statistical and trend evaluation
  • Background water-quality assessments
  • Conceptual site model development
  • Source and migration pathway evaluations
  • Delineation investigations
  • Corrective-action and remedial investigation support

Why ARM Group

Regulatory Strategy Informed by Site Conditions

Three scientists and engineers are standing next to each other to review plans at a glance. They are wearing high-vis vests, but are standing along a heavily wooded area.

Environmental and regulatory decisions are rarely isolated from landfill operations, engineering, hydrogeology, or future development plans.  A monitoring result may affect permitting strategy.  A proposed expansion may require additional hydrogeologic evaluation.  A regulatory response may influence how a facility approaches future development.


ARM Group brings these disciplines together so environmental information can be evaluated in the broader context of the facility. By connecting permitting, compliance, field investigation, and engineering considerations, we help clients develop practical strategies supported by technically defensible information.

Need Support with a Permitting, Compliance, or Investigation Challenge?

Whether preparing a permit application, evaluating monitoring results, responding to a regulatory question, or investigating changing site conditions, ARM Group can help define the technical and regulatory considerations that should guide the next step.

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