WST 098  0.5-4 Units  
Water Supply Technology Work Experience  

WRKEX: 216 contact hours

Prerequisite: WST 110 or WST 111 or WST 130 or WST 150

This course involves supervised training, in the form of on the job employment that will enhance the student's knowledge in the selected field of study. The student's major and job must match. See department for specific guidelines.

Associate Degree Applicable

WST 100  3 Units  
Water Technology Math  

Lecture: 54 contact hours

This vocational math course is designed for students enrolled in water technology programs, combining essential math applications with technical skills for water and wastewater operators. Students will solve real-world problems in water management while exploring how equitable and sustainable solutions can address systemic disparities in water access and quality. Emphasizing diversity, equity, and inclusion, the course integrates technical training with discussions on social justice and anti-racism in water systems. Students will leave with the math, technical, and critical thinking skills needed to promote equity and sustainability in their future careers. (Formerly WST 052)

Associate Degree Applicable

Transfers to CSU only

WST 101  3 Units  
Wastewater Technology Math  

Lecture: 54 contact hours

This vocational math course is designed for students in wastewater treatment programs, focusing on the technical and applied math skills essential for success as operators. Students will engage with mathematical concepts that address challenges in primary, secondary, and tertiary treatment, including calculations for flow rates, chemical dosages, and system efficiencies. Through practical applications and problem-solving exercises, students will develop proficiency in the techniques necessary for effective management in the wastewater industry. The course also emphasizes the environmental and social implications of wastewater practices, fostering a collaborative learning environment that values diverse perspectives. By the end of the course, students will be well-equipped to tackle the complexities of wastewater management while contributing to sustainable and equitable practices. (Formerly WST 053)

Associate Degree Applicable

Transfers to CSU only

WST 110  3 Units  
Wastewater Treatment I  

Lecture: 54 contact hours

Departmental Recommendation: WST 101

This course provides a comprehensive introduction to wastewater treatment, highlighting the significance of diversity, equity, and inclusion in environmental management. Students will explore the scope, methods, and limitations of wastewater treatment processes. Designed for individuals from all backgrounds—whether seeking employment or currently in the field—the course covers essential knowledge for achieving competency as a Grade I or Grade II Wastewater Treatment Plant Operator, as defined by the State Water Resources Control Board (SWRCB). It also addresses how systemic inequalities affect access to clean water and sanitation. Students will gain technical expertise while understanding the role of inclusive practices in fostering effective environmental solutions. (Formerly WST 091)

Associate Degree Applicable

Transfers to CSU only

WST 111  3 Units  
Wastewater Collection I  

Lecture: 54 contact hours

Departmental Recommendation: WST 101

This course is designed to train operators in the practical aspects of operating and maintaining wastewater collection systems, with a strong emphasis on safe practices and procedures. Students will acquire the technical skills necessary for the essential duties of an entry-level collection system maintenance technologist, including system monitoring, troubleshooting, and maintenance techniques. In addition to technical training, the course integrates principles of diversity, equity, inclusion, and anti-racism. Students will explore how these concepts impact wastewater management practices and community access to services. Discussions will focus on the importance of cultural competence and the role of wastewater professionals in advocating for equitable solutions in diverse communities. By the end of the course, students will be well-prepared to take the California Water Environment Association (CWEA) Collection System Certification exam at the Grade I level, equipped with both the technical knowledge and the awareness needed to foster inclusive practices in their future careers.(Formerly WST 081)

Associate Degree Applicable

Transfers to CSU only

WST 120  3 Units  
Wastewater Treatment II  

Lecture: 54 contact hours

Prerequisite: WST 110

Departmental Recommendation: WST 101

This advanced course in wastewater treatment focuses on essential methods and technologies for secondary and advanced treatment processes, solids handling, disinfection, and wastewater reclamation. Students will develop the technical skills necessary for effective operation and management in the wastewater field, preparing them for roles as Wastewater Treatment Plant Operators. The curriculum includes collaborative readings, discussions, analytical assessments, and hands-on laboratory studies to enhance technical proficiency while meeting the California State Water Resources Control Board requirements for a minimally competent Wastewater Treatment Plant Operator Grade III or above. Additionally, the course encourages students to consider the social implications of wastewater management, emphasizing equitable access to clean water for all communities. This dual focus on technical expertise and ethical responsibility equips students to be effective professionals committed to sustainable and equitable water management practices. (Formerly WST 092)

Associate Degree Applicable

Transfers to CSU only

WST 121  3 Units  
Wastewater Collection II  

Lecture: 54 contact hours

Prerequisite: WST 111

This course provides a thorough examination of wastewater collection systems, focusing on their operation and maintenance. Students will explore the technical and practical aspects of these systems, learning how they function and their vital role in public health and environmental sustainability. As students develop the essential skills needed to become proficient collection system maintenance technologists, the course will emphasize the importance of diverse perspectives in addressing the complex challenges of wastewater management. Discussions will cover how systemic inequalities affect different communities and how inclusive practices can lead to more equitable solutions in environmental management. Additionally, the course prepares students for the California Water Environment Association (CWEA) Collection System Certification exam at Grade II or above. By the end of the course, students will have the technical skills required for success in the field, along with a commitment to promoting equity and inclusion in the environmental sector, contributing to a more just and sustainable future for all communities. (Formerly WST 082)

Associate Degree Applicable

Transfers to CSU only

WST 130  3 Units  
Water Distribution Operator I  

Lecture: 54 contact hours

This course provides a comprehensive overview of the configuration, operation, and maintenance of water distribution systems. Students will also delve into the Expected Range of Knowledge (ERK) necessary for the State Water Resource Control Board (SWRCB) water distribution certification examinations at the D1 and D2 levels. Successful completion of this course equips students with the requisite skills and knowledge to meet the specialized training requirements essential for the SWRCB D2 certification test. Through a blend of theoretical learning and practical applications, students will gain a deep understanding of the fundamental principles of water supply, preparing them for a successful career in water distribution management. (Formerly WST 061)

Associate Degree Applicable

Transfers to CSU only

WST 131  3 Units  
Water Use Efficiency Practitioner I  

Lecture: 54 contact hours

This introductory course on water conservation is designed for students from diverse backgrounds who aspire to become effective water use efficiency practitioners. Recognizing the critical importance of sustainable water management in an increasingly diverse society, this course emphasizes the need for inclusive practices that address the unique challenges faced by various communities. Throughout the course, students will explore foundational concepts of water use efficiency, including the principles and practices necessary for achieving the American Water Works Association (AWWA) Water Use Efficiency Practitioner I Certificate. In addition, we will examine how social equity, environmental justice, and anti-racism intersect with water resource management. Students will engage in discussions and projects that highlight the disparities in water access and quality among different demographic groups, fostering a deeper understanding of the role that practitioners play in promoting equitable water solutions. (Formerly WST 031)

Associate Degree Applicable

Transfers to CSU only

WST 137  3 Units  
Environmental Laws and Regulations  

Lecture: 54 contact hours

This course offers a comprehensive overview of federal, state, and local laws and regulations focused on environmental protection and pollution prevention, emphasizing the importance of diversity, equity, inclusion, and anti-racism. Students will explore how political, economic, scientific, and health factors shape regulatory policies aimed at safeguarding water resources, with particular attention to the impact these policies have on historically marginalized communities. The course will examine environmental monitoring standards, regulatory agencies, and inter-agency relationships, highlighting how these frameworks can perpetuate or challenge systemic inequities. Through critical analysis and discussion, students will gain insights into the necessity of inclusive and equitable approaches in environmental governance, preparing them to advocate for policies that benefit all communities. This course offers a comprehensive examination of federal, state, and local laws and regulations focused on environmental protection and pollution prevention. Recognizing the interconnectedness of politics, economics, science, health, and social justice, the course critically analyzes how these elements influence regulatory policies designed to safeguard and protect water resources. Through a lens of diversity, equity, inclusion, and anti-racism, students will explore environmental monitoring standards, regulatory agencies, and inter-agency relationships, emphasizing the importance of equitable environmental practices that serve all communities, especially those historically marginalized. (Formerly WST 037)

Associate Degree Applicable

Transfers to CSU only

WST 140  3 Units  
Water Distribution Operator II  

Lecture: 54 contact hours

Prerequisite: WST 130

This advanced course prepares students for journeyman-level operations in water distribution, focusing on the Expected Range of Knowledge (ERK) for the California State Water Resources Control Board (SWRCB) examinations for Water Distribution Operator IV (D4) and V (D5) certifications. Incorporating principles of diversity, equity, inclusion, and anti-racism, the curriculum addresses how systemic inequities affect water access and quality. Students will learn to advocate for inclusive practices within the industry. Successful completion fulfills the specialized training requirements for SWRCB Water Treatment Operator III (T3) and Water Distribution Operator IV (D4) certifications, equipping students to lead with a commitment to social responsibility in their careers.(Formerly WST 062)

Associate Degree Applicable

Transfers to CSU only

WST 145  3 Units  
Backflow Prevention Devices  

Lecture: 45 contact hours
Lab: 27 contact hours

This course provides essential instruction in the theory, testing, and maintenance of backflow prevention assemblies for journeyman plumbers and utility operators. Students will master technical skills while examining the critical role these devices play in protecting public health and water quality, especially in diverse and underserved communities. The curriculum emphasizes inclusive practices in backflow prevention, highlighting that equitable access to safe drinking water is a fundamental human right. Students will learn to identify cross-connection threats and understand their implications for various populations, addressing systemic inequities in water safety. Participants will also prepare for the American Water Works Association Backflow Prevention Certification test, ensuring they are technically proficient and informed advocates for diversity, equity, and inclusion in their field. By the end of the course, students will be ready to implement backflow prevention measures that promote safety and social justice within the water industry. (Formerly WST 045)

Associate Degree Applicable

Transfers to CSU only

WST 148  3 Units  
Cross-Connection Control  

Lecture: 54 contact hours

Prerequisite: WST 145

This course explores the essential administrative and technical procedures for establishing effective cross-connection control programs, emphasizing diversity, equity, inclusion, and anti-racism. Students will analyze the significance of equitable access to safe water, particularly for marginalized communities disproportionately affected by water quality issues. The course includes a review of local, state, and federal regulations, alongside an examination of historical inequities impacting water safety. Students will identify and analyze backflow prevention devices necessary for mitigating contamination risks. Additionally, participants will develop skills to advocate for inclusive practices in cross-connection control, ensuring all community members are informed and protected. By the end of the course, students will be prepared to achieve certification as cross-connection control program specialists, armed with both technical expertise and a commitment to equitable water management. (Formerly WST 048)

Associate Degree Applicable

Transfers to CSU only

WST 150  3 Units  
Water Treatment I  

Lecture: 54 contact hours

Departmental Recommendation: WST 110

This comprehensive introductory course is designed for students interested in the vital and dynamic field of water treatment, with a strong emphasis on environmental stewardship. As we navigate the complexities of water treatment processes, students will gain a thorough understanding of how to transform source water into safe, potable water while critically examining the social and environmental contexts that shape water access and quality across different communities. The course covers the essential processes required for effective water treatment, including filtration, disinfection, as well as the regulatory frameworks that govern these practices. Central to this course is the Expected Range of Knowledge (ERK) required to successfully pass the California State Water Resource Control Board (SWRCB) examination for Water Treatment Operator I (T1) and Water Treatment Operator II (T2) levels. Students will engage in hands-on learning experiences and case studies that not only reinforce technical skills but also highlight the importance of culturally responsive practices in water management. Successful completion of this course will fulfill the requirements for the specialized training necessary to apply for the SWRCB T2 certification test, empowering students to become change-makers in the field of water treatment and beyond. (Formerly WST 071)

Associate Degree Applicable

Transfers to CSU only

WST 160  3 Units  
Water Treatment II  

Lecture: 54 contact hours

Prerequisite: WST 150

Departmental Recommendation: WST 110

This advanced course prepares students for journeyman-level operations in water treatment, highlighting the significance of diversity, equity, inclusion, and anti-racism in environmental stewardship. Students will cover the Expected Range of Knowledge (ERK) needed to pass the State Water Resources Control Board (SWRCB) examinations for Water Treatment Operator III (T3) and Water Treatment Operator IV (T4) levels. The course promotes an inclusive learning environment, encouraging discussions on the social and environmental justice aspects of water treatment and the importance of equitable access to clean water. Upon completion, students will fulfill the requirements for specialized training in water supply principles and gain the skills to advocate for sustainable water management, preparing them to apply for the State Water Resources Control Board (SWRCB) Water Treatment Operator III (T3) and Water Distribution Operator III (D3) examinations, and positively impact their communities. (Formerly WST 072)

Associate Degree Applicable

Transfers to CSU only

WST 186  3 Units  
Electrical Instrumentation for Water and Wastewater Operations  

Lecture: 54 contact hours

Departmental Recommendation: WST 110 and WST 150

This course addresses the essential electrical instrumentation needs of the water and wastewater industry, focusing on remote monitoring and inclusive practices. Students will learn about electronic, electrical, and control systems for measuring pressure, temperature, level, and flow, while developing skills in sensors, measurement techniques, data analysis, and troubleshooting. The course will also examine electrical safety, process and instrumentation diagrams (P&ID), and automation tools, highlighting their role in promoting equitable access to clean water. By fostering an understanding of these concepts within diverse contexts, students will be prepared to optimize operations and advocate for sustainable practices in the industry. Graduates will enhance their value and versatility in the job market while contributing positively to all communities. (Formerly WST 086)

Associate Degree Applicable

Transfers to CSU only

WST 188  3 Units  
Pumps and Motors  

Lecture: 54 contact hours

Departmental Recommendation: WST 100 or WST 101

This course is designed to engage students with the fundamental principles of mechanical equipment, specifically pumps and motors, while incorporating the technical skills essential for maintenance personnel in water operations. Through a lens of diversity, equity, and inclusion, we will explore the installation, operation, maintenance, and repair of mechanical systems, emphasizing the importance of diverse perspectives in engineering practices. Students will gain a comprehensive understanding of preventive, predictive, and proactive maintenance techniques critical to water operations, including equipment monitoring, lubrication analysis, machine alignment, balancing, and scheduled periodic maintenance and overhaul. We will examine how diverse teams and inclusive practices lead to innovative solutions and enhanced safety standards in mechanical maintenance, particularly in the context of water systems. By fostering an environment where all voices are valued, this course aims to prepare students to excel in both technical skills and their understanding of equity and anti-racism in the engineering field. We will encourage a collaborative approach to problem-solving that respects and uplifts all individuals, recognizing the vital role that diverse perspectives play in advancing the effectiveness and sustainability of water operations. (Formerly WST 088)

Associate Degree Applicable

Transfers to CSU only

WST 235  3 Units  
Advanced Water Treatment Operator  

Lecture: 54 contact hours

Prerequisite: WST 120 and WST 160

This course provides an inclusive overview of the Advanced Water Treatment Operator (AWTO) role in California, emphasizing diversity, equity, and inclusion in water treatment. Students will learn to operate advanced processes like membrane filtration and advanced oxidation, while adhering to regulatory standards that protect all communities. Key topics include safety procedures, chemical handling, personal protective equipment (PPE), and emergency response. The course also covers regulations promoting equitable access to safe water and introduces the Hazard Analysis Critical Control Point (HACCP) system for risk management. Hands-on training will enhance problem-solving skills, alongside discussions on anti-racism and ethical responsibilities in the field. By the end, students will be ready for the California-Nevada American Waterworks Association (CA NV AWWA) Advanced Water Treatment Operator (AWTO) Certification exam at the Grade III level and equipped to advocate for equity and sustainability in water treatment careers.

Associate Degree Applicable

Transfers to CSU only

WST 236  3 Units  
Introduction to Water Utility Management  

Lecture: 54 contact hours

Prerequisite/Corequisite: WST 120 or WST 140 or WST 160 or WST 121

Departmental Recommendation: ENGL C1000 or ENGL C1000H

This course is designed for students interested in managing water and wastewater utilities, with a strong emphasis on diversity, equity, inclusiveness, and antiracism. Participants will explore key topics such as personnel management with a focus on inclusive hiring practices, organizational management that values diverse perspectives, and financial management that prioritizes equitable resource allocation. Additional areas of study will include training programs that foster an inclusive workplace culture, problem-solving and decision-making techniques that consider diverse community needs, regulatory compliance through an equity lens, and health and safety programs that protect all employees. Furthermore, the course will emphasize the importance of cultivating strong community relations and developing personal and professional skills that promote inclusiveness and respect for all individuals. (Formerly WST 036)

Associate Degree Applicable

Transfers to CSU only

WST 238  3 Units  
Geographic Information Systems (GIS) in Water Resources  

Lecture: 54 contact hours

This course introduces Geographic Information Systems (GIS) with a focus on water resource management, emphasizing diversity, equity, and anti-racism. Students will explore how GIS addresses real-world water challenges, including infrastructure maintenance, sourcing, and treatment, while considering the socio-environmental impacts on diverse communities. By integrating perspectives from marginalized populations, we will discuss equitable access to clean water as a fundamental human right. Through foundational GIS skills and case studies, students will learn how to leverage technology for social justice and environmental equity, fostering sustainable solutions in our interconnected world. (Formerly WST 038)

Associate Degree Applicable

Transfers to CSU only

WST 275  4 Units  
Water/Wastewater Chemistry and Analysis  

Lecture: 54 contact hours
Lab: 54 contact hours

Prerequisite/Corequisite: WST 110 or WST 150

This course explores the physical and chemical properties of substances used in water and wastewater treatment, emphasizing equitable access to clean water for all communities. Students will learn laboratory analysis techniques critical to treatment processes while examining the social contexts and systemic inequities that impact marginalized populations. By highlighting diverse perspectives and fostering a collaborative learning environment, the course prepares students to address water quality issues with a commitment to social responsibility, sustainability, and anti-racism in water management practices. (Formerly WST 075)

Associate Degree Applicable

Transfers to CSU only

WST 601  Noncredit  
Test Review for Water Distribution D1  

Lecture: 9 contact hours

This non-credit course is designed to familiarize students with the expected Range of Knowledge (ROK) required to pass the State Water Resources Control Board (SWRCB) Distribution Operator test at level D1. The review topics include distribution system operations, disinfection, related mathematics and safety. The course may also be used to earn continuing education units required to renew the certificate.
WST 602  Noncredit  
Test Review for Water Distribution D2  

Lecture: 9 contact hours

This non-credit course is designed to familiarize students with the expected Range of Knowledge (ROK) required to pass the State Water Resources Control Board(SWRCB) Distribution Operator test at level D2. The review topics include distribution system operations, disinfection, related mathematics and safety. The course may also be used to earn continuing education units required to renew the certificate.
WST 603  Noncredit  
Test Review for Water Distribution Operations D3  

Lecture: 9 contact hours

This non-credit course is a review of the expected Range of Knowledge (ROK) required to obtain the State Water Resources Control Board (SWRCB) Distribution Operator certification at the Distribution Operator III level. The review topics include distribution system operations, disinfection, related mathematics, and safety.
WST 611  Noncredit  
Test Review for Water Treatment T1  

Lecture: 9 contact hours

This course is a review of the expected Range of Knowledge (ROK) required to obtain the California State Water Resources Control Board (SWRCB) Water Treatment Operator License at level T1. The review topics include conventional treatment techniques, flocculation, sedimentation, filtration, system pressures, and related math.
WST 612  Noncredit  
Test Review for Water Treatment T2  

Lecture: 9 contact hours

This noncredit course is a review of the expected Range of Knowledge (ROK) required to obtain the State Water Resources Control Board (SWRCB) Water Treatment Operator II certification. The review topics include conventional treatment techniques, source water supply and storage, water quality regulation and related math.
WST 625  Noncredit  
Test Review for Wastewater Treatment Plant Operations Grades One and Two  

Lecture: 9 contact hours

This noncredit course is a review of the expected knowledge for a minimally competent Wastewater Treatment Plant Operator as determined by State Water Resources Control Board (SWRCB) treatment operator certification at the Grades I and II level. The review topics include wastewater treatment operations, disinfection, related mathematics, and safety.
WST 626  Noncredit  
Test Review for Wastewater Treatment Plant Operations Grades Three, Four and Five  

Lecture: 8 contact hours

This noncredit course is a review of the expected knowledge for a minimally competent Wastewater Treatment Plant Operator as determined by State Water Resources Control Board (SWRCB) treatment operator certification at the Grades III, IV and V level. The review topics include wastewater treatment operations, administration, process control, regulations, disinfection, related mathematics, and safety.
WST 629  Noncredit  
Introduction to Water Supply Technology  

Lecture: 8 contact hours

This noncredit course introduces students to entry-level training in water conservation, treatment, supply, delivery, and waste collection systems. The goal of this course is to offer students better defined opportunities for career selection in the field of water technology. Regulations-licensing and the certification process will be discussed as a part of this course.
WST 631  Noncredit  
Introduction to Water Use Efficiency  

Lecture: 36 contact hours

This noncredit water conservation course is designed for students interested in working as a water use efficiency practitioner. It includes the expected range of knowledge required for the American Water Works Association (AWWA) Water Use Efficiency Practitioner I Certificate.
WST 652  Noncredit  
Basic Waterworks Math Test Preparation  

Lecture: 36 contact hours

This noncredit course prepares students for the quantitative and algebraic questions typically encountered on water distribution and water treatment operations licensing examinations. This course is also recommended for students currently enrolled in water technology course(s) who desire refresher training in the applied math skills that are unique to water operations. Topics include, but are not limited to, unit conversion, volume, velocity, flow rates, chemical dosages, percent strength, and dilution calculations. Also included are some basic test-taking techniques to increase proficiency on the state exam.
WST 653  Noncredit  
Wastewater Technology Math Test Preparation  

Lecture: 36 contact hours

This noncredit course prepares students for the quantitative and algebraic questions typically encountered on wastewater collections and wastewater treatment operations licensing examinations. This course is also recommended for students currently enrolled in water technology course(s) who desire refresher training in the applied math skills that are unique to wastewater collections and treatment operations. Topics include, but are not limited to, unit conversion, volume, velocity, flow rates, chemical dosages, process control, and solids handling. Also included are some basic test-taking techniques to increase proficiency on the state exam.
WST 661  Noncredit  
Introduction to Water Distribution  

Lecture: 36 contact hours

This noncredit course is designed for students interested in the field of water distribution. It covers the configuration, operation and maintenance of a water distribution system, and includes the Expected Range of Knowledge (ERK) required for the State Water Resource Control Board (SWRCB) water distribution certification tests at D1 and D2 levels. Successful completion of this course fulfills the requirements for specialized training covering fundamentals of water supply principles required to apply for the SWRCB D2 certification test.
WST 671  Noncredit  
Introduction to Water Treatment  

Lecture: 36 contact hours

This noncredit course is designed for students interested in the field of water treatment. It includes processes required to treat source water into potable water and includes the Expected Range of Knowledge (ERK) required to pass the California State Water Resource Control Board (SWRCB) water treatment certification test at T1 level. Successful completion of this course fulfills the requirements for the specialized training covering drinking water treatment required to apply for SWRCB T2 certification test.
WST 681  Noncredit  
Introduction to Wastewater Collections  

Lecture: 36 contact hours

This noncredit course is designed to train operators in the practical aspects of operating and maintaining wastewater collector systems, emphasizing safe practices and procedures. The course focuses on the knowledge, skills, and abilities required to perform the essential duties of an entry level collection system maintenance technologist and prepares students to take the California Water Environment Association (CWEA) Collection System Certification exam at Grade I.
WST 691  Noncredit  
Introduction to Wastewater Treatment  

Lecture: 36 contact hours

This is an introductory course in wastewater treatment. This noncredit course covers material included in the State Water Resources Control Board (SWRCB) grade I certification exam.