District of Columbia Wastewater and Ethics 20 PDH Discount Package 2
Management of Onsite and Clustered Wastewater Treatment Systems (C07-013)
Water Treatment and Purification (H05-004)
Earthquake Resilience Guide for Water and Wastewater Utilities (C02-076)
Centralized Wastewater Treatment for Facilities Managing Oil and Gas Extraction Wastes: Wastewater Characterization and Management (C02-077)
Package Plants for Wastewater Treatment (C01-008)
Ethics, Professionalism and Disciplinary Actions: Case Studies (LE1-003)

This online engineering PDH course provides guidance on the selection process of the subsurface wastewater infiltration system. It describes various steps involved in the selection process including understanding of the prevailing design conditions, matching these conditions to system performance, establishing design boundaries and boundary loadings, evaluating the receiving environment and mapping out the site.
Selecting the appropriate system type, size, and location at the site depends on the wastewater flow and composition information, site- and landscape-level assessments, performance requirements, and the array of available technology options. Key to selecting, sizing, and siting the system are identifying the desired level of performance and ensuring that the effluent quality at the performance boundaries meets the expected performance requirements.
This 2 PDH online course is applicable to civil, and environmental engineers, as well as design and construction personnel involved with the planning, selection and design of subsurface wastewater infiltration systems.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
- Evaluating design conditions and selecting the appropriate system
- Matching design conditions to system performance
- Establishing design boundaries and boundary loadings
- Evaluating the receiving environment
- Mapping the site
- Developing the initial system design
- Rehabilitating and upgrading existing systems
In this professional engineering CEU course, you need to review Chapter 5 of the USEPA Onsite Wastewater Treatment Systems Manual, EPA/625/R-00/008, "Treatment System Selection".
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.

This online engineering PDH course provides an overview of key considerations for developing or enhancing management programs for decentralized wastewater treatment systems.
One in every four households in the United States relies on an individual onsite or small cluster system to treat wastewater. In far too many cases, these systems are installed and largely forgotten – until problems arise. On the other hand, EPA concluded in its 1997 Report to Congress that “adequately managed decentralized wastewater systems are a cost-effective and long-term option for meeting public health and water quality goals, particularly in less densely populated areas.”
The key to achieving effective performance of decentralized sewage treatment systems from the simplest “box and rocks” septic tank and drainfield system to the most complex treatment and dispersal units; is an effective management strategy. This strategy must consider several critical elements such as planning, site conditions, risk factors, system design, and operation and maintenance, all of which comprise a management program.
This 7 PDH online course is applicable to civil, environmental and chemical engineers, sanitarians, and others seeking an understanding of Management of Onsite and Clustered Wastewater Treatment Systems.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
- Introduction to the management of onsite and clustered wastewater treatment systems
- Relevant of the management guidelines to other water programs
- Description of management models
- How to apply the management models
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.

This online engineering PDH course provides an overview of water treatment and purification.
Water is the most important substance on earth. As an engineer, you might be responsible for ensuring that an adequate supply of safe water is available for domestic, fire protection, and other uses. In meeting this responsibility, you must consider several factors, such as water source selection, ways to develop the water source, contaminants you may encounter, and methods you can use to remove them.
In this course, we will discuss the selection of a good water source, how to test it, and how to treat it so that it is safe for consumption. We will also explore ways to detect and treat water that has been contaminated with chemical, biological, or radiological agents. Lastly, we will talk about the different types of water treatment equipment and their processes.
This 5 PDH online course is applicable to chemical, civil, mechanical and environmental engineers and other professionals who are interested in gaining a better understanding of water treatment and purification processes.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
- Familiarizing with the requirements for water source selection
- Learning about the development criteria for water sources
- Understanding the results and testing procedures for water contamination
- Gaining an overview of the different types of water treatment equipment
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.

This online engineering PDH course describes how water and wastewater utilities can be more resilient to earthquakes. It provides the best practices from utilities that have used mitigation measures to address the earthquake threat.
An earthquake is a sudden and violent shaking of the ground caused by movement within the earth’s crust or by volcanic activity. The water sector is particularly vulnerable to earthquake damage and service disruptions. By understanding the threat of earthquakes and the potential impacts to both the water infrastructure and the community, water utility owners and operators can make more informed decisions on earthquake mitigation options.
This 2 PDH online course is applicable to environmental, civil, and structural engineers as well as others interested in learning more about how wastewater utilities can be more resilient to earthquakes.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
- Understanding the earthquake threat
- Knowing how to Identify vulnerable assets and determine consequences
- Learning how to pursue mitigation and funding options
- Familiarizing with the available tools to assess specific structures
- Familiarizing with the standards and resources for earthquake resilience
In this professional engineering CEU course, you need to review the document “Earthquake Resilience Guide for Water and Wastewater Utilities” which is based on the U.S. EPA publication number EPA-810-B-18-001 dated March 2018.
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.

This online engineering PDH course investigates whether the current Centralized Wastewater Treatment (CWT) Effluent Limitations Guidelines and Standards (ELGs) are adequately managing wastewater discharges from CWT facilities accepting oil and gas extraction wastes.
The EPA collected and evaluated data regarding oil and gas wastewater characteristics, as well as data characterizing discharges from CWT facilities accepting oil and gas extraction wastes, which are presented in this course.
The exploration, development and production of oil and gas reserves vary markedly from region to region. There are a number of solid and liquid waste materials generated during oil and gas exploration, extraction and production, and these waste materials may be managed by CWT facilities. The nature and characteristics and quantity of the wastes generated depend upon a number of factors, such as the type of drilling, the characteristics of the formation, the depth of the well and the type and quantity of chemical additives used during drilling, production and well maintenance activities.
This 2 PDH online course is intended for chemical, petroleum, environmental and industrial engineers as well as other interested in understanding the wastewater characterization and management used at CWT to treat oil and gas extraction wastewaters.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
- Familiarizing with the basics of the wastes that are discharged from oil and gas extraction activities
- Familiarizing with pollutants that are considered for evaluation in drilling wastewater
- Gaining an overview of the additives used in well development along with their purpose
- Familiarizing with pollutants that are considered for evaluation in produced water
- Familiarizing with characterizing the concentrations of pollutants in process wastewater discharges
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.

This online engineering PDH course provides information about three types of package plants: extended aeration, sequencing batch reactor and oxidation ditch systems. It discusses the general configuration, typical applications, advantages and disadvantages, typical performance, and cost for each.
Package plants are pre-manufactured wastewater treatment facilities typically used to treat flows between 0.01 and 0.25 MGD.
This 1 PDH online course is intended for civil, municipal, and environmental engineers, as well as anyone interested in or involved with wastewater treatment.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
- General configuration of extended aeration, sequencing batch reactor, and oxidation ditch package plants
- Typical applications for extended aeration, sequencing batch reactor, and oxidation ditch package plants
- Advantages and disadvantages of extended aeration, sequencing batch reactor, and oxidation ditch package plants
- Design criteria for extended aeration, sequencing batch reactor, and oxidation ditch package plants
- Typical performance and costs of extended aeration, sequencing batch reactor, and oxidation ditch package plants
In this professional engineering CEU course, you need to review the U.S. EPA Wastewater Technology Fact Sheet, Package Plants (EPA 832-F-00-016).
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.

In this online engineering PDH course, ten case studies of actual enforcement actions taken by a state licensing board are presented. The cases have been selected to be representative of situations likely to exist in many states. Board procedures and the types of enforcement actions available are shown by a variety of cases ranging from a geotechnical engineer who produced (within one hour and without visiting the site) a soils report, to an engineer who was unable to document his PDH's during a board audit. The importance of being very careful about when to put "P.E." after one's name on a document also will become apparent.
Codes of ethics for engineers typically describe standards for professional behavior. The enforcement of those ethical standards that are inscribed into law lies with the licensing boards of state governments.
This 1 PDH online course is intended primarily for all engineers seeking to deepen their understanding of what constitutes ethical and professional engineering behavior and how such behavior is enforced by the licensing board.
This PE continuing education course is intended to provide you with the following specific knowledge and skills:
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Familiarizing with the format of enforcement decrees issued by a state licensing board
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Knowing the ten different types of licensing violations
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Understanding the investigative process of the board, as it attempts to determine the validity of complaints brought before it
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Learning about the types of enforcement actions available to the board
In this professional engineering CEU course, you need to review the course document titled, "Ethics, Professionalism and Disciplinary Actions: Case Studies".
Upon successful completion of the quiz, print your Certificate of Completion instantly. (Note: if you are paying by check or money order, you will be able to print it after we receive your payment.) For your convenience, we will also email it to you. Please note that you can log in to your account at any time to access and print your Certificate of Completion.