​​Subsurface Investigations

     ◆ Geoprobe Investigations

     ◆ Installation of Monitoring Wells

     ◆ Geophysical Surveys

     ◆ Subsurface Soil/Groundwater Sampling and Analysis

     ◆ Plume Delineation

     ◆ Well Decomissioning




Removal, Installation & Upgrade of Fuel Storage Tank Systems

      Underground Storage Tank Systems (USTs)

      Aboveground Storage Tank Systems (ASTs)

      Closure Investigations

      Soil Sampling (if required)



OPES personnel is experienced in the removal of underground and above ground storage tanks (USTs / ASTs). In addition, OPES has conducted several installation of underground storage tanks and upgrades of existing tanks. Our staff has also conducted and/or supervised aboveground storage tank installations (ASTs).

Lead-Based Paint and Asbestos Abatement

     ◆ Site Safety and Health Plan (SSHP)

     ◆ Lead-Based Paint (LBP) Abatement

     ◆ Asbestos Abatement

OPES has applied cost-effective strategies to perform LBP and asbestos abatement on interior and exterior surfaces. LBP and asbestos abatement include preparation of SSHPs, collection and analysis of pre- and post- abatement soil samples, and execution of abatement.

OPES personnel has ample experience in geology and hydrogeology to conduct subsurface investigations and plume delineation in an effective, economical and environmentally sound manner. OPES personnel is highly qualified to conduct geoprobe investigations, supervise the installation of monitoring wells, geophysical surveys and subsurface soil sampling, description, field screening and subsequent soil shipping and/or hand delivering to the laboratories. OPES utilizes approved Department of Environmental Quality (DEQ) laboratories. OPES personnel has also extensive experience in the development, purging and sampling of monitoring wells.

Environmental Services

UST Removal / AST Installation

Storm Water Pollution Prevention Plans 

      Site Inspections

      Facility Information

      Spill History

      Pollution Prevention Plan

      Monitoring Requirements

A storm water pollution prevention plan includes a site inspection, facility information, spill history, pollution prevention plan and monitoring requirements, spill notification and response requirements.

Sampling and Laboratory Analysis

Phase II Environmental Site Assessment
A phase II environmental assessment may include installation of soil borings and/or monitoring wells and sampling of surface and sub-surface soils, and/or groundwater depending on the specific environmental concerns.

OPES offers a variety of environmental consulting services ranging from subsurface investigations to removal, installation and upgrade of fuel storage tank systems.

Opes, Incorporated

Orinoco Petroleum & Environmental Services, Inc. contact us

P: (405) 360-2911

F: (405) 360-2914

Sampling and Laboratory Analysis

     ◆ Soil, Groundwater, Vapor, Oil and Gas

OPES personnel is experienced in the collection, description and sampling preparation and conservation for soil, groundwater, vapor, oil and gas samples.

Phase I Environmental Site Assessment
A phase I environmental assessment includes a site description detailing site observation, location, adjacent properties and utilities. It also addresses record reviews which involves on-site and off-site research, regulatory review, summary of regulatory listings, physical setting sources and historical land use. It also includes a site reconnaissance and interviews which entails geographic settings, topography, geology and hydrology, site conditions and report preparation.

      Site Description

      Records Review

     Site Reconnaissance and Interviews