SCS Engineers

April 19, 2023

The professionals at SCS recommend these fun Earth Day and everyday activities… 

Earth Day
Students from 16 area elementary schools learned about the environment on a fun-filled day at Monarch Hill Renewable Energy Park.

Click to find an Earth Day event near you.

Take Action:

Play with ReFED’s interactive, fun, and educational tool!  

ReFED Insights EngineEarth Day is a great time to remind you that food waste reduction is a top climate change strategy! As you’ll see in this addicting, educational, and fun ReFED tool – everyone helps make a difference. Every small change citizens and businesses make has a major impact on our planet’s health and well-being. Try it out and see how we are building solutions to reduce the 91 million tons of surplus food annually in the U.S.

The ReFED Insights Engine offers the most comprehensive examination of food waste in the United States by incorporating current data from a variety of sources, including public and proprietary datasets, expert interviews, case studies, and industry research. This powerful engine has several components, including:

Food Waste Monitor – A centralized repository of information built with data from more than 50 public and proprietary datasets and providing granular estimates of how much food goes uneaten in the U.S., why it’s happening, and where it goes.

Solutions Database – A stakeholder-specific, comprehensive cost-benefit analysis of 40+ food waste reduction solutions based on a range of impact goals, plus detailed fact sheets on each.

Impact Calculator – An interactive resource that quantifies the greenhouse gas emissions reduction, water savings, and donated meal recovery potential of different food surplus management scenarios in the U.S. by sector and food type.

Capital Tracker – A dashboard to monitor the flow of capital into food waste innovation, allowing users to understand the landscape, identify key players, and plan out future funding strategies.

 

Use a reusable water bottle, drinking straws, and shopping bags.

plastic bag recyclingAround 380 million metric tons of plastic are being produced yearly; that’s roughly the same as the entire weight of humanity. Approximately 91% of plastic is not recycled. Roughly half of our global annual plastic production is destined for a single-use product.

The average per person use is astounding; some can take 1,000 years to disintegrate.

Think of the money you’ll save along with planet Earth!

Join SCS Engineers in helping to make our planet safer and sustainable.

 

 

Posted by Diane Samuels at 11:06 am

April 13, 2023

Geologic Sequestration in Illinois

 

Climate Change and Geologic Sequestration

With climate change becoming the center of attention globally and pending mandates to reduce carbon footprints, our authors provide detailed insight into why Carbon Capture and Storage (CCS) may be a mitigation strategy. Our focus is on Illinois to provide you with details on state-specific feasibility.

The United States Department of Energy (USDOE) is leading the CarbonSAFE program across the U.S. to conduct research for the development of technologies for mitigating greenhouse gas emissions to the atmosphere. The state of Illinois hosts a portion of the program called CarbonSAFE – Illinois.

CCS applies to facilities that are point-source emitters of carbon dioxide (CO2), including ethanol plants, various manufacturing facilities, and fossil-fuel power plants. Through the Inflation Reduction Act (IRA) of 2022, facilities that capture and sequester CO2 can qualify for federal tax incentives (45Q). These facilities can reduce net carbon emissions by employing CCS, which prevents CO2 emissions from entering the atmosphere, promotes them as environmental stewards, and helps foster economic growth.

Geologic sequestration of CO2 (GS) requires a Class VI injection well permit. Under the United States Environmental Protection Agency’s (USEPA) Underground Injection Control (UIC) Program, a Class VI injection well injects supercritical CO2 (i.e., highly compressible fluid without distinct solid and gas phases) into deep geologic formation(s). These sequestration wells’ regulations fall under the Safe Drinking Water Act (SDWA). The Illinois Environmental Protection Agency (IEPA) oversees a well-developed state UIC program and holds primacy for regulating UIC well classes I-V. IEPA does not currently hold primacy for Class VI UIC wells; primacy resides with the USEPA Region 5.

 

Suitability of Geologic Sequestration in the Illinois Basin

In Illinois, Class I and Class II UIC wells demonstrate the utility of UIC for permanent waste disposal or enhanced oil recovery (EOR). The well-studied geologic characteristics of the Illinois Basin drive successful Class I and II UIC wells and hydrocarbon production. As geologic units within the basin proved to be successful hydrocarbon reservoirs, the research focuses on their utility for permanent CO2 sequestration and injection of CO2 for EOR. The only permitted, and active Class VI UIC wells in the U.S. are in Macon County, Illinois. These wells are part of a CarbonSAFE – Illinois project, the Illinois Basin – Decatur Project (IBDP). According to the National Energy Technology Laboratory (NETL, 2017), this successful project is the only completed large-scale injection of CO2 into a saline formation. The project is paving the way for future commercial-scale CCS.

While the Illinois Basin is generally considered feasible for CCS, we cannot assume that any location within the basin will be suitable to host Class VI UIC. GS is not applicable in all locations, and feasibility depends on several geologic conditions. We must investigate the appropriate subsurface geology to minimize project risk and comply with SDWA requirements. Geologic feasibility must be assessed as part of initial project scoping to determine if a location is suitable for underground CO2 storage. The permitting process for Class VI UIC is long and requires large capital expenditures upfront during the pre-operational phase. Fortunately, careful scoping early in the process regarding geologic suitability will minimize uncertainty, project risk, and long-term project costs. This maximizes the likelihood of success in the permitting process.

 

Mapping Tools Help Determine Where Class VI UIC Will Succeed

Class VI UIC Feasability in IllinoisSCS Engineers has developed mapping tools to provide information for prospective Class VI UIC projects in Illinois. These maps provide a high-level sense of the feasibility of Class VI UIC across Illinois and indicate whether a project could proceed to the detailed feasibility study stage. They provide information on whether or not fatal flaws or complications exist that prohibit or deter a Class VI UIC project before conducting a comprehensive, site-specific feasibility study.

The geologic suitability map indicates categorically whether:

  1. Class VI UIC will likely be feasible in one or more of the identified CO2 storage complexes based on the initial fatal flaw analysis – proceed with a detailed feasibility study;
  2. Class VI UIC may be feasible, but complications exist – SCS recommends conducting additional review before proceeding with a detailed feasibility study; or
  3. Class VI UIC will likely not be feasible based on an initial fatal flaw analysis – do not recommend proceeding with a detailed feasibility study.

Should category A or B apply to a potential project, SCS can assess the presence and density of existing artificial penetrations to give potential clients a sense of their project’s complexity.

The geologic suitability map considers geologic conditions that must be present for underground storage of supercritical CO2 and other conditions that may lead to challenges, including:

  • At least one injection zone with suitable extent, thickness, and salinity exists at an appropriate depth for supercritical CO2 storage (i.e., appropriate pressure and temperature regime for the supercritical phase);
  • Whether or not at least one confining unit exists with suitable extent and thickness at an interval above the potential injection zone and below underground sources of drinking water (USDWs); and
  • Any large-scale faults that may or may not involve the potential storage complex or a sole-source drinking water aquifer (i.e., the Mahomet Aquifer).

In addition to general geologic suitability, SCS created a map showing the density of deep artificial penetrations (>3,000 feet) in Illinois. Due to oil and gas production, artificial penetrations (wells) are common across Illinois, particularly in the state’s southern half. Improperly plugged or abandoned artificial penetrations can act as conduits for injection fluids, so it is essential to be aware of these penetrations and their depths when choosing an injection location. We obtained the data from the Illinois State Geological Survey’s (ISGS) Illinois Oil and Gas Resources ArcGIS online application. Each penetration has unique attributes assigned in the mapping tool that allows for assessing parameters such as depth, current status, and ownership. The findings give an additional sensitivity to be aware of should the prospective Class VI UIC project proceed to the detailed feasibility study phase.

Density of Artificial Penetrations in IllinoisUse the map to screen your site location(s) for whether or not Class VI UIC may be applicable. Suppose your facility is in a Category A (green) area. In that case, there are no fatal flaws to Class VI UIC identified, and SCS will assist you directly with a detailed feasibility study. Areas in Category A should also consult SCS’s artificial penetrations map. SCS can examine the location for artificial penetrations within various hypothetical Area of Review (AOR) scenarios.

Additionally, SCS can plot hypothetical scenarios within the mapping tool and generate a corresponding list and map of penetrations falling within each hypothetical AOR. Due to the available deep subsurface geologic data, a high density of artificial penetrations may be beneficial. Conversely, this could be problematic if these wells penetrate the confining or injection zone(s) and are improperly plugged or abandoned, resulting in a potential vertical pathway for injected CO2 to migrate into the protected USDWs.

Suppose your facility is in Category B. Before proceeding with a feasibility study, there may be additional challenges and uncertainties, so we use the artificial penetrations map to develop data that address these challenges. SCS works with you to determine challenges and cost-effective ways to overcome them. We discuss alternatives if the additional assessment uncovers considerable permitting challenges or project risks. Then, we move on to a detailed feasibility study after minimizing risks.

If your facility is in Category C, on-site Class VI UIC is most likely not feasible due to the geologic conditions present. SCS does not recommend proceeding with a feasibility study for on-site storage but works with you to determine alternatives.

 

We aim to kickstart your thinking about the Class VI UIC permitting process and what challenges or complexities may exist.

Contact Kacey, Charles, or  to discuss your projects and goals. We will work with you to design solutions suitable for your company to remove greenhouse gases from the atmosphere and obtain the 45Q tax credits.

 

Meet the Authors:

Kacey Garber, M.S., Project Professional ()
Charles Hostetler, Ph.D., Senior Project Advisor ()

 

Additional Resources:

 

 

 

 

 

 

 

 

 

 

Posted by Diane Samuels at 6:00 am

April 11, 2023

SCS Engineers is hosting our 2023 Pennsylvnia Solid Waste Seminars on Tuesday, June 6 in Harrisburg, PA.

This half-day seminar is designed to provide updates on the latest regulatory, policy, and technological developments in the solid waste, landfill, landfill gas, and sustainable materials management industries.  The sessions are presented by experienced SCS professionals, and continuing education units are available.

This year, our professionals will cover these important topics:

  • Use of Geographic Information Systems (GIS) for Landfill Gas Data Analysis and OM&M, by Justin Stevenson
  • Leachate PFAS Treatment, by Sam Cooke
  • Compost Best Management Practices, by Greg McCarron
  • Emerging LFGE Financial Drivers: eRINs, Crypto, and Funding from the Fed, by Eric Peterson
  • Indicators of Heat Generation Processes that May Cause Elevated Temperature Landfills, by David George
  • Tools to Estimate GHG Emissions from Landfills, by Lisa Wilkinson
  • Pennsylvania Regulatory Update, by Josh Roth

Lunch will be provided, followed by Disc Golf.

The seminar is intended for solid waste management professionals, landfill managers, waste/recycling managers, supervisors, and operators. For attendees already possessing solid waste management and disposal experience, topics will provide a fresh perspective and cover important regulatory and technological updates. For those new to the field, topics will cover essential information on various critical aspects of waste/ recycling program collections, transfer, processing, and disposal, as well as landfill development, operations, monitoring, and management

We look forward to seeing you there!

 

Posted by Laura Dorn at 3:31 pm

April 11, 2023

SCS Engineers Oil Recovery
Courtesy of Recover: Aerial of the drilling waste recovery and recycling facility.

 

Working with SCS Engineers, Recover Inc. has recently obtained a facility permit to expand its patented and proven drilling waste recycling solution into the Permian basin.

 

The average oil or gas well produces about 500 tons of oil-based mud drilling waste; less than 1% is recycled. The rest typically gets landfilled, stored in reserve pits, or delivered to a land farm. These options create long-term liabilities and produce significant greenhouse gas emissions as the hydrocarbons biodegrade.

Despite investing considerable time and money in exploring alternative means to manage this waste stream, landfilling remains the number one method due to its economic feasibility. But clean tech waste-to-energy company Recover is hoping to change this.

Cofounder and Recover’s Vice President of Land & Regulatory, Mike Biersteker, explains: “We take a waste stream that otherwise has zero or a negative value and recover the diesel as a transportation fuel. Simultaneously, we’re reducing waste going into a landfill by 33% and avoiding the formation of greenhouse gas emissions that result from landfilling.”

 

Oil-based muds have operational benefits

waste fuel recovery
Courtesy of Recover: Delivery of oil-based muds for processing.

When drilling modern shale natural gas or oil wells, operators select oil-based muds due to their improved ability to drill faster and longer within shale formations. In the United States, diesel is the predominant fluid used in these muds. The fluid is used for flushing the drilled solids from the well and bringing the solids back to the surface.

Once at the surface, the oil and gas company tries to recover as much mud as possible. However, a significant volume of oil remains on the drilled solids due to current limitations with solids handling technology. The oil and gas company must dispose of the drilling waste at that point.

The waste handling technology is where Recover comes in. After 15 years of research and development, they have found an economical way to recover and recycle the hydrocarbons within this waste stream. By recovering these hydrocarbons, they can avoid the subsequent emissions related to biodegradation.

 

A multi-step process produces two reusable products

Recover Dry
Recover Dry™ is suitable for reuse as stabilization material at industrial landfills or road base material.

Recover has a solvent extraction process, a time-proven technique leveraged worldwide to extract many other biofuels. But Recover has adapted the technique and added steps. Through its specialized application, the solvent dissolves oil-based mud into a solution. The liquid phase is sent to a distillation tower where the solvent boils, evaporates, and is collected and converted from vapor to liquid again for reuse. Since the diesel has a higher boiling point, it collects in the tower bottom.

“Through our patented clean-tech process, we are taking advantage of different boiling points to separate, capture, and use these valuable materials, each for their respective purposes,” Stan Ross, President, CEO, and Cofounder explains.

The solids phase is ejected and called Recover Dry™. It is suitable for reuse as stabilization material at industrial landfills or road base material.

The environmental benefits of the Recover technology are obvious. Life Cycle Associates, a leading greenhouse gas life cycle firm based in California, reports reductions of 855 metric tons of emissions generated by 500 tons of landfilled mud drilling waste.

Ross puts these figures in perspective: An automobile emits about 10 tons of greenhouse gas annually, so mitigating emissions from a single well compares to taking 85 cars off the road. Carbon impact adds up: there are nearly a million oil and gas wells in the U.S. alone [Ref].

 

Making the economics sustainable

Oil recovery plant
Courtesy of Recover: Inside the Alberta facility the processing equipment works well with viscous, abrasive wastes.

Unlike most of its peers in the green space, there is no cost to being more sustainable. Generators pay no processing fees. Recover’s revenue comes from recovering and selling its diesel fuel.

“That’s how we make our model economical, and by being economical, we are truly sustainable. We don’t believe in being green at any expense. If an environmentally friendly process costs more than the status quo, it’s a harder sell to any industry – companies won’t always buy in,” Biersteker says.

He and Ross are unaware of any other technologies attempting to accomplish what Recover is doing other than niche thermal processes where heat is applied to the drilling waste to evaporate the diesel. But that process comes with high operating costs. Getting the diesel to boil off in its fractions requires tremendous energy, increasing the carbon footprint of the recovered diesel.

It’s not just Recover’s multi-step process that stands out. How the firm leverages equipment is unique.

“Drilling waste contains a lot of very abrasive solids. They destroy machinery. Off-the-shelf options to address this challenge are limited or unproven. We modified our processing equipment to work well with this viscous, abrasive waste stream,” Ross says.

 

Opportunities in the U.S. backed by specialized O&G Environmental Engineers

Recover operates a commercial demonstration facility in Canada and is launching a facility in Howard County, Texas. The expansion into the Permian Basin requires SCS Engineers O&G specialists’ technical support.

Recover sought a professional environmental firm with solid permitting experience and a deep bench. SCS Engineers works closely and well with the Texas Railroad Commission. SCS designed Recover’s stormwater and spill control plans and provided preliminary land contour and groundwater investigative work.

“SCS’s track record with the regulators and ability to get through the permitting process efficiently and safely weighs big because time is money,” Biersteker says. “Regulators need to know we’re working with a highly regarded environmental engineering firm.”

While vetted during years of research and development, Recover’s innovative approach is new to the Railroad Commission. There were a lot of details that needed solid explanations backed by science.

The permitting piece of the puzzle is more than providing technical information, especially with new technology.

“Our team clearly described how drilling waste is generated, delivered, off-loaded, and processed at the Recover facility. We explained to regulators how the separated materials would be collected and moved to the next stage, including diesel recovery and dramatically reduced volumes for final disposal,” says O&G National Expert Neil Nowak and the SCS project director.

“This is a people business. You have to gain regulators’ trust. Our engineering seal means the processes are thoroughly vetted and exactly done as they should be,” Nowak says.

 

Every recycled drop does not have to be produced new

Recover is gaining traction as it reaches out to oil and gas companies. It’s an easy pitch because who doesn’t want to see waste recycled and reused while reducing their environmental footprint?

“We get their attention when we tell them about the value add we bring to the table. They will incur no processing costs. Clients see that they reduce their liability significantly while lowering their greenhouse gas emissions, leaving them time to focus on what they do,” Ross says.

The benefits of managing this challenging but potentially lucrative stream go further. Biersteker points out:

“Every gallon of oil-based mud drilling waste we recycle prevents drilling, producing, and refining its new oil equivalent. We are saving resources while protecting the environment.”

 

Additional Resources:

 

 

 

Posted by Diane Samuels at 6:00 am

April 7, 2023

Join SCS Engineers professionals at the SWANA Florida chapter’s Summer Conference and Hinkley Center Research Forum, July 23-25 in Daytona Beach, FL.

Don’t miss this opportunity to network with some of the best minds in the solid waste industry at this important solid waste conference and tradeshow in the southeast, while earning continuing education hours and enjoying beautiful and exciting Daytona Beach.

The program committee is developing an interesting and educational agenda about the latest developments in the solid waste industry. The conference will explore important topics, such as solid waste management, rate analyses, recycling, zero waste, landfill design & operations, waste-to-energy conversion technologies, disaster debris management, and more!

Several SCS Engineers professionals are presenting at the conference, including

Vita Quinn is participating in the Planning and Management Technical Division Roundtable
Mon, July 24, 10:30 am – Noon, Coquina Foyer

Carlo Lebron and Stephanie Liptak are participating in the Landfill Gas and Biogas Technical Division Roundtable
Mon, July 24, 10:30 am – Noon, Coquina Foyer

Kollan Spradlin & Fauve Herron – “Keeping it Simple: Multiple Approaches to Site Life Calculations”
[Rev Up the Landfill Engineers Educational Sessions, Mon, July 24, 1:00 – 3:00 pm, Coquina ABC]

Click for more conference details and registration information.

We hope to see you there!

 

Posted by Laura Dorn at 10:21 am

April 7, 2023

We look forward to seeing you at the 37th Annual Florida Environmental Permitting Summer School, July 18-21, at the JJW Marriott Marco Island Beach Resort in Florida. Please join us at one tour many panels and pay us a visit at BOOTH 110.

Eddy Smith
Eddy Smith, Senior Vice President, SCS Engineers

Please join SCS Engineers’ Senior Vice President, Eddy Smith, at his two panel discussions on Wednesday, July 19:

10:30 am (Session XXX):  Land and Golf Course Redevelopment Opportunities and Challenges 

3:30 pm (Session WWW):  Remediation and Site Closure Strategies – Practical Solutions to Complex Sites 

Hosted by the Florida Chamber of Commerce, Environmental Permitting Summer School is attended by more than 1100 attorneys, consultants, engineers, state and local government officials, developers, landowners, environmental experts, and others with a strong interest in environmental issues in Florida.  The programs feature a unique “break-out” format and are substantially revised and updated each year to afford the most advanced and current instruction available on Florida’s environmental, energy and growth management laws, rules and programs. Learn about the latest developments in the Florida environmental landscape, in a fun, beautiful setting.

 

Click for conference details and registration information.  We hope to see you there!

 

 

Posted by Laura Dorn at 10:14 am

April 7, 2023

Come to the Esri User Conference, July 10-14, in San Diego to learn, reconnect, and take a deep dive into the latest advances in geographic information system (GIS) technology. Get a front-row seat to explore the future of GIS capabilities and discover the innovative ways it’s being used to create a more sustainable and resilient world.

Find innovation, inspiration, and motivation as you explore all things GIS with technical experts, peers, and exhibitors at the world’s largest GIS conference. Browse the beautiful Map Gallery entries, and check out products and solutions in the Expo and Esri Showcase.

Look for attendee, SCS  Engineers GIS expert, Brooke Aumann, and ask her your burning GIS questions!

Click for Agenda and registration information

Posted by Laura Dorn at 9:56 am

April 7, 2023

SCS Engineers Sustainable Solid Waste Management

 

Landfill owners, operators, and engineers have long dreamed of using landfill acreage for more than disposal, and that’s just what the Lanchester Landfill in Pennsylvania is doing. Many disposal companies and municipalities are already controlling waste rather than seeing it go into landfills, take a moment to see the innovative Republic Inc. solutions.

Sustainability in the waste industry is becoming a reality with new recycling and reuse technologies, renewable energy, public/private and organizational coordination, and the backing of industry associations.

 

Click to learn how our panelists are making a sustainable evolution happen.

 

scsengineers.com

 

 

 

 

Posted by Diane Samuels at 6:00 am

April 5, 2023

SCS Engineers
Ensure your investment in the most appropriate, sound strategies.

WM and SCS discuss how they are working toward improving sustainability in the waste industry. These landfill systems are improving connectivity, mobility, and visualization by using data science to facilitate better decisions.

 

David Hostetter from SCS Engineers and Dennis Siegel from WM (Waste Management) join Inductive Automation to talk about the unique processes and challenges within the waste management industry, from residential to the engineering and life cycles of landfills. They discuss how operational improvements in this essential service and its environmental footprint are making the industry more sustainable. They dive into the 24/7 maintenance and monitoring of landfills, adjusting to changing conditions in real-time, reducing cost, generating renewable energy, improving the health and safety of operators, and being proactive in a changing world. These landfill systems, such as WM’s Connected Landfills are improving connectivity, mobility, and visualization by using data science to facilitate better decisions.

 

Visit the SCS RMC site. Learn more about Sustainability in Waste Management.

 

 

 

Posted by Diane Samuels at 9:02 am

April 3, 2023

SCS Engineers Food Diversion
The state’s food diversion regulations begin on April 1, 2023.

 

The Maryland Department of the Environment (MDE) reminded all stakeholders that enforcing the state’s new food diversion regulations begins April 1, 2023. The law governing these regulations, entitled “Solid Waste Management – Organics Recycling and Waste Diversion – Food Waste,” was enacted on January 1, 2023.

Diversion reduces waste at final disposal sites, such as landfills and incinerators. Food residuals include edible and nonedible materials derived from pre- and post-consumer vegetables, fruits, grains, dairy products, and meats.

A facility must implement food diversion techniques if it generates at least two tons of food residuals per week. Affected facilities include businesses, public and private schools, supermarkets, and government-run cafeterias.

SCS Engineers advises facility owners and operators to review MDE’S Determination of Applicability to determine if they are subject to enforcement. MDE strongly recommends that facility owners and operators submit a Waiver Application Form if they believe they are not subject to enforcement or cannot comply with the regulations.

 

Key Takeaways from Maryland’s Food Diversion Regulations

MD Food Recovery Hierarchy
Courtesy of Maryland.gov
  • Facilities within a 30-mile radius of a permitted organics recycling facility fall under the scope of enforcement.
  • Private residences and restaurants are not subject to enforcement.
  • Food diversion techniques that follow the Maryland Food Recovery Hierarchy have the most beneficial impact:
    • Reduce food production
    • Donate excess food residuals fit for human consumption to food rescue organizations
    • Donate excess food residuals to farms to use for animal feed
    • Divert nonedible food residuals to organics recycling facilities
  • As of January 1, 2024, facilities that meet the enforcement criteria will include those generating at least one ton of food residuals per week. SCS advises these facilities to plan now for the most economically and environmentally sustainable solutions.

 

Why is Maryland Encouraging Organics Diversion?

Maryland generates an estimated 1.86 million tons of compostable materials and 927,926 tons of food waste annually. Although a major waste component, only a small amount is reused or recycled. What remains ends up being disposed of in landfills or incinerated. Diverting edible foods can help address the 1 in 8 (12.5%) food-insecure Marylanders. Preventing food scrap and organics disposal using methods such as composting or donating to those in need conserves energy and resources, and reduces greenhouse gas emissions.

 

Additional Resources

 

 

 

 

 

 

Posted by Diane Samuels at 6:00 am
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