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THE TERRAQUA APPROACH
Terraqua Environmental Solutions provides integrated environmental and site-management consulting services to commercial, industrial, municipal, real estate, energy-sector, and private-sector clients. We help clients maintain site functionality, support regulatory compliance, manage environmental risk, and make informed decisions regarding properties, infrastructure, and environmental liabilities.
Our technical competence and practical field experience are rooted in a commitment to providing defensible, cost-effective solutions. We specialize in stormwater infrastructure management, Phase I Environmental Site Assessments, and specialized oil and gas well abandonment consulting, ensuring that every project is managed with precision and regulatory awareness.
Core Service Areas
Stormwater & Pond Management

Retention Pond Inspections

Detention Basin Assessments
Expertise & Services
- Retention & Detention Pond Inspections
- Sediment Accumulation & Vegetation Evaluations
- Erosion & Embankment Structural Assessments
- Drainage Infrastructure & Inlet/Outlet Inspections
- Comprehensive Maintenance Planning Programs
- Regulatory Compliance & Stormwater Support

COMPLIANCE
DUE DILIGENCE
Environmental Due Diligence
We provide comprehensive Phase I Environmental Site Assessments and tailored due diligence support for property acquisitions and redevelopment. Our technical evaluations identify Recognized Environmental Conditions and potential liabilities, ensuring your site remains defensible and compliant with federal and state regulations. We bridge the gap between field reconnaissance and regulatory requirements with practical, cost-effective solutions.
[01] LEGACY WELLS
Legacy Wells
[02] RESEARCH
Historical Well Research
Comprehensive investigation of drilling permits, completion reports, and plugging records to identify historical well conditions and potential liabilities.
[03] COORDINATION
Regulatory Submittals
Preparation and coordination of regulatory submittals for CalGEM and RRC, ensuring all well abandonment documentation is accurate and defensible.
Target Industries

Commercial Real Estate

Industrial Properties

Property Management

Developers

Municipal & Public

HOAs & Communities

Energy Sector

Legacy Oilfield
Our Services
01.Stormwater Site Inspection
Evaluate retention ponds, detention basins, inlets, outlets, embankments, vegetation, sediment accumulation, erosion, and related stormwater infrastructure. The service includes documented condition findings, maintenance priorities, corrective recommendations, and practical next steps for property owners and facility managers. Recurring inspection programs, contractor coordination, and stormwater compliance documentation can be added based on site needs. Submit site details to receive a tailored inspection scope and proposal.
02.Phase I Assessment
Identify recognized environmental conditions, historical property concerns, and potential environmental liabilities through records research, regulatory database review, site reconnaissance, and interviews. The assessment is prepared in accordance with applicable ASTM standards and relevant federal requirements when appropriate. Findings support informed property transactions, financing decisions, redevelopment planning, and Phase II sampling decisions. Request a property review to receive a project-specific scope and estimate.
03.Environmental Site Assessment
Assess potential soil, groundwater, spill, release, waste, and regulatory concerns affecting commercial, industrial, municipal, energy, and private properties. Services may include field evaluations, regulatory file review, sampling coordination, waste characterization, permitting support, remediation planning, contractor oversight, agency correspondence, and closure documentation. Terraqua provides clear technical reports and work plans designed to support practical, cost-effective environmental decisions. Share project information to identify the appropriate assessment and documentation requirements.

