Delaware Below Ground OWS

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Do you know if your underground storage tanks follow Delaware’s environmental rules? As businesses and property owners deal with regulations, knowing about Delaware Below Ground OWS is key. These systems are crucial for protecting our environment and following state laws.

The Delaware Department of Natural Resources and Environmental Control (DNREC) manages on-site wastewater systems. Their main aim is to keep groundwater and public health safe from harmful wastewater. If a system can handle more than 2,500 gallons a day, you’ll need a permit.

These rules cover all parts of Below Ground OWS, from planning to changing them. People working on these systems must have the right licenses. This ensures they have the needed skills and knowledge.

Key Takeaways

  • Freytech Inc. Delaware Below Ground OWS is there to protect groundwater from oil hazards.
  • Delaware regulates Below Ground OWS to protect groundwater and public health
  • Permits are required for systems with daily flow rates over 2,500 gallons
  • Regulations cover all aspects of OWS from planning to modification
  • Professionals must be licensed for system design and installation
  • DNREC oversees compliance with environmental protection standards
  • Understanding regulations is crucial for businesses and property owners

Introduction to Delaware Below Ground OWS

Below Ground Oil Water Separators are key in managing wastewater and protecting our environment. They separate oil from water, making the discharge cleaner and lowering pollution risks. In Delaware, these separators follow strict rules to protect our water resources.

Definition and Purpose

These devices sit underground and remove oil and other hydrocarbons from water. They let oil rise to the top while clean water flows below. This is crucial for cleaning up oil-contaminated water in various industries.

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Environmental Protection and Compliance

These separators are essential for protecting the environment. They stop harmful substances from getting into our water, helping with groundwater monitoring. By using them, businesses follow environmental laws and help keep our water clean.

Delaware’s Underground Storage Tank Regulations

Delaware has strict rules for underground storage tanks and oil water separators. These rules aim to prevent leaks and spills that could pollute soil and groundwater. Regular checks and upkeep are needed to make sure these systems work right, showing Delaware’s dedication to the environment.

Delaware Regulations Governing Below Ground OWS

Delaware has strict rules for below ground oil water separators (OWS). These rules help protect the environment and follow federal standards. They cover planning and operation of OWS systems.

Regulatory Authority

The Delaware Department of Natural Resources and Environmental Control (DNREC) is in charge of OWS rules. They get their power from Delaware Code Title 7, Chapter 60. This lets them make rules for on-site wastewater treatment systems, like OWS.

Oversight Bodies

The Ground Water Discharges Section of DNREC is key in watching over OWS. They work with environmental consulting firms for site checks and system design. This teamwork keeps water safe across the state.

Permit Process

To install a below ground OWS in Delaware, you need permits for systems over 2,500 gallons a day. You must send in detailed plans, soil studies, and hydrogeologic reports. These steps make sure the OWS follows Delaware’s rules and keeps water safe.

Site Characterization for Below Ground OWS Installation

Before putting in a below ground oil water separator (OWS) in Delaware, you need to do a detailed site check. This means looking closely at the soil and groundwater. It makes sure the system works well and is safe for the environment.

Soil Investigation Report Requirements

A Soil Investigation Report (SIR) is key for checking soil for contamination. It includes maps and soil details. Tests are done to see how well the soil can absorb water. This helps spot any problems from leaking tanks underground.

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Hydrogeologic Suitability Report Specifications

The Hydrogeologic Suitability Report (HSR) looks at the groundwater. It checks the water table’s depth, flow, and how it might affect nearby water sources. This report is important for keeping soil clean and protecting groundwater.

Surface Water Assessment Considerations

Checking surface water is also important. It looks at how the OWS might affect nearby water bodies. This is key in places with high water tables or near delicate ecosystems. The goal is to design OWS systems that are safe for the environment and follow Delaware’s rules.

Experts like Class D.3 soil scientists and Delaware-licensed Professional Geologists do these checks. They make sure the data is right and important for safely putting in and running below ground OWS systems.

Design and Construction Standards for Delaware Below Ground OWS

Delaware’s Below Ground Oil Water Separators (OWS) must follow strict rules. These systems are key to cleaning the environment. The Delaware Department of Natural Resources and Environmental Control (DNREC) makes sure these standards are followed.

Before starting the project, a meeting is needed. DNREC officials, soil experts, geologists, engineers, and contractors attend. They make sure everyone knows what the project needs. Only licensed Class E.4 system contractors can put in Below Ground OWS in Delaware.

When building, it’s important to disturb the soil as little as possible. This keeps the soil’s natural state, which is vital for the system to work well. All parts of the system must be placed accurately, with DNREC’s okay for any design changes.

After building, the system must be tested fully. This checks if it works right and is ready to use. The design engineer must confirm that the build meets all the rules. These strict rules make sure Below Ground OWS systems in Delaware help the environment.

These separators are crucial in storm water systems. They process runoff to meet the US EPA’s Clean Water Act standards. With effective oily water treatment, facilities protect the environment and dodge big fines.

FAQ

What is the purpose of Below Ground Oil Water Separators?

Below Ground Oil Water Separators are key for removing oil from water in wastewater. They can take out motor oil, diesel, and jet fuel from water. This helps follow environmental laws and keeps groundwater safe.

What are the key regulations governing Below Ground OWS in Delaware?

In Delaware, the DNREC oversees Below Ground OWS under 7 Del.C. Ch. 60. These rules cover planning, building, and maintaining systems. They aim to protect groundwater and public health.

What are the permit requirements for Below Ground OWS in Delaware?

You need a permit if your system can handle more than 2,500 gallons a day. To get a permit, you must submit detailed plans and reports to DNREC’s Ground Water Discharges Section.

What reports are required for site characterization?

You’ll need a Soil Investigation Report (SIR) and a Hydrogeologic Suitability Report (HSR). The SIR includes site plans and soil tests. The HSR looks at groundwater conditions. Sometimes, a surface water assessment is also needed.

What are the construction standards for Below Ground OWS in Delaware?

Building these systems must follow approved permits and rules. Before starting, you must meet with DNREC officials and other experts. Licensed contractors and engineers must check that the system is built right.

FreyTech's Line of Quality Below Ground Oil Water Separators

EcoLine B

Enhanced Coalescing Oil Water Separators for installation inside new or to RETROFIT existing concrete or steel tanks. This series is extremely versatile in that it can be installed inside existing above or below ground round, square or rectangular tanks. Instead of shipping heavy concrete / steel tanks cross country, simply procure a standard off the shelf tank locally and connect our turnkey separator kit to the outlet pipe inside your tank. 

 
This unique solution can save operators substantial time and expense since they can now utilize an existing tank instead of having to replace it with costly new tanking systems. Separates free non-emulsified oil, hydrocarbons, diesel, gasoline, fuels, from water to below 5 parts per million (PPM) guaranteed. Affordable small units for flow rates starting between 50 gallons per minute (GPM) to over 1,100 GPM. 
 
The filter / coalescing media can be washed by hand with a hose for years of trouble free efficient use. Maintenance is conducted above ground without having to enter tank making it more affordable, quicker, cleaner and safer. Mechanical automatic shut off valve included to prevent accidental discharge in the event the unit is not maintained on a timely basis. No electrical power requirements.

Typical Fields of Application

  • Gasoline stations and other fueling facilities.
  • Electrical transformers, power generation plants.
  • Oil storage areas.
  • Transportation fueling systems, diesel, gasoline, jet fuel, etc.
  • Surface and washing water from petrol stations, car wash and
  • repair workshops, pressure washer cleaning, wash water recycling.
  • Treatment of industrial process waste water.
  • Treatment of waste water from oil-removal plants.
  • Purification upstream to emulsion breakers, ultra- and microfiltration.
  • Refineries – extremely hot oily water applications.

ECOSORP

FOR EMULSIFIED AND DISSOLVED OIL: (ECOSORP BELOW 1 PPM)

The EcoSorp oil water separator is for use to obtain below 1 part per million (PPM) separation efficiencies. It is for use with free or PHYSICALLY EMULSIFIED AND DISSOLVED OIL by adsorption from water. This represents exceptionally clean separation. The EcoSorp requires filter / coalescing media cartridge replacement since it works through adsorption and the media becomes saturated over time (typically once a year). Recommended for use downstream of a Freytech Inc. above or below ground 5 PPM oil water separator to prolong its useful life. The media can absorb up to 22 lbs (10 kg) of oil. Units available with flow rates up to 100 gallons per minute (GPM) / 380 liters per minute (L/M). No electrical power requirements.

Typical Fields of Application

  • For emulsified and dissolved oil. 

HIGH FLOW RATE OIL WATER SEPARATOR

Each XL Separator Panel can effectively treat oily water flow rates ranging from 320 GPM (20 l/s) to 640 GPM (40 l/s). Achieves 5 Part per Million (PPM) separation of free non-emulsified oil. By far, the most affordable method for large industrial oil-water separation since panels can be installed side by side like windowpanes in a submerged cross-wall in locally procured concrete or steel tanks. This unique solution represents a huge advantage over shipping conventional bulky separators since there is no limit to the flow rate that can be treated and the panels are washable and reusable. Maintenance is conducted from above ground making it safer, cleaner, quicker and of course, more affordable. Each panel requires 1 yard / 1 meter of submerged wall space. Optional polishing system available to also separate trace emulsified oil down to 0.1 PPM.

With the optional ADD Skimmer, the oil being separated by the XL Panels is mechanically and automatically collected 24/7 and drained by gravity to a separate receptacle. The skimmed oil will contain only 0.3% of water thus providing the operator with an outstanding 99.7 % concentration of pure used oil. This represents a significant advantage over other skimmers in that the operator no longer has to pay for the separated oil and the excess water to be removed from the separator by septic truck and shipped/ treated in a wastewater treatment plant. The operator can even sell or donate the pure separated oil since it is now possible to skim it free of water from the separator on site.