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Montgomery County, Maryland
Environmental Services in Montgomery County, MD
Environmental site assessments and construction-phase environmental support that keep transactions and projects moving without surprises. Montgomery County is covered on a project basis through our Washington, DC regional hub.
- Dispatched from
- Washington, DC regional hub (18 mi) · project-based staffing
- Lead time
- Scheduled by phone or proposal; lead time confirmed when the scope is set
- Laboratory
- Sugar Land, TX laboratory under chain of custody, or a mobile laboratory for large projects
- Reporting
- Reviewed and issued under a documented quality system; formatted for owner, engineer, and building-official review
- Serving
- Montgomery County, MD — Baltimore, Columbia, Germantown
- Coverage
- Maryland statewide · 27 regional hubs
- Technicians
- ACI- and NICET-certified field staff; licensed professionals in Maryland
- Call us
- (346) 420-5425
Scope
Environmental services in Montgomery County
- Phase I Environmental Site Assessments for acquisitions and refinancing
- Phase II subsurface sampling when a Phase I identifies recognized environmental conditions
- Construction stormwater support: SWPPP compliance inspections
- Soil management screening for export and import of fill material
Full scope, standards list, and pricing basis: Environmental Services.
Local conditions
Environmental conditions in Montgomery County
Montgomery County sits at the confluence of suburban redevelopment pressure and a regulatory environment shaped by Maryland Department of the Environment, the Chesapeake Bay watershed mandates, and county-level critical area requirements. Older commercial corridors along US-270 and US-29, former industrial parcels near the I-270 Technology Corridor, and legacy dry-cleaning or fuel-storage sites represent the kind of environmental liability that can stall a transaction or a construction schedule without warning. Our environmental services team, dispatched through the Washington, DC regional hub, provides Phase I and Phase II environmental site assessments, soil and groundwater sampling, and construction-phase environmental support across Montgomery County. Every assessment follows recognized ASTM standards and delivers findings in a format lenders, attorneys, and regulatory agencies can act on. We keep projects moving by combining field responsiveness with a laboratory that operates under a documented quality system, so you are never waiting on results that cannot be defended.
Montgomery County's piedmont and coastal plain transition zone means site soils can shift from weathered crystalline rock and residuum in the upcounty to heavier, less permeable clays toward the county's eastern portions, conditions that affect how contaminants migrate and how quickly investigative borings can be advanced. Maryland's wet spring season and periodic drought cycles both influence groundwater table depth at the time of sampling, which Phase II field planning should account for when scheduling discrete soil and groundwater sampling events.
FAQ · Montgomery County
Does Montgomery County or MDE require any environmental review before a grading or sediment-control permit is issued?
Maryland Department of the Environment and Montgomery County's Department of Permitting Services can require documentation of known or suspected contamination before grading permits are issued on flagged parcels. While no universal environmental clearance is mandated for all grading permits, sites with prior industrial use or recorded releases may face additional agency review. A completed Phase I ESA prepared under ASTM E1527-21 is the standard starting point to demonstrate due diligence and satisfy lender or agency requests.
Our site has a former underground storage tank that was reportedly closed in the 1990s. What investigative work is typically expected before we break ground?
MDE's Underground Storage Tank Program tracks closure records, but documentation of proper closure does not confirm soil or groundwater remediation was completed. ASTM E1903-19 Phase II protocols typically guide soil borings and groundwater sampling around the former tank footprint and downgradient locations. Results are compared against Maryland's Cleanup Standards for Soil and Groundwater to determine whether conditions are acceptable for the planned use or whether additional remediation coordination is required before construction begins.
How does the Chesapeake Bay watershed regulatory framework affect environmental work on our Montgomery County site?
Sites draining to tributaries of the Potomac or other Chesapeake Bay watershed streams may face additional scrutiny under Maryland's Chesapeake Bay Restoration requirements and MDE's groundwater discharge oversight. For construction-phase work, stormwater controls and any dewatering discharge from investigative activities may require coordination with county and state agencies. We factor these regulatory touchpoints into project planning so that field sampling and any dewatering associated with Phase II work does not create a separate compliance issue.
Which office covers environmental in Montgomery County, MD?
Field work in Montgomery County is dispatched through the Washington, DC regional hub, about 18 miles away. Laboratory testing is performed in Sugar Land, TX under chain of custody, or in a mobile laboratory mobilized to large Montgomery County projects.
Are the technicians you send to Montgomery County certified?
Field sampling and testing in Montgomery County are performed by our ACI- and NICET-certified technicians. Environmental engineering and professional services are delivered with professionals licensed in Maryland, coordinated under one proposal.
Scheduling & proposals
Need environmental services in Montgomery County?
Call to schedule a technician, or send project documents for a written proposal.