Launch offer — valid today only

📄 Digital book in PDF · read it on your phone or print it

The Wastewater Operator Exam, Illustrated: Every Formula in the Same 5 Steps One Topic on Every Page

Bar screens, clarifiers, activated sludge, F/M and sludge age, chlorine and UV, digesters, lab tests, confined spaces and operator math. Every topic gets its own page: the drawing first, then what you need to remember. 69 illustrated pages.

SHOW ME THE PLANT, DRAWN

🔒 Secure checkout · PDF by email · 30-day guarantee

Every topic, its own pageEach process and formula drawn, with the explanation right beside it
69 illustrated pages9 parts, from the whole plant on one page to the exam-day checklist
Up-to-date sourcesEPA NPDES rules (40 CFR 122 and 133), OSHA 1910.146 and 1910.147, Standard Methods
PDF by emailFormat

Look Inside the Book

Every page has one big drawing and a box with the numbers, steps and units you need to know:

7 liquid stations + 3 solids stations on one map: every page in the book points back to it
7 liquid stations + 3 solids stations on one map: every page in the book points back to it
Ask, list, convert, plug in, check: five steps for every formula.
Ask, list, convert, plug in, check: five steps for every formula.
Manual vs mechanical bar screens, headloss and screenings, drawn side by side
Manual vs mechanical bar screens, headloss and screenings, drawn side by side
Aeration → clarifier → RAS back, WAS out: the whole process in one drawing
Aeration → clarifier → RAS back, WAS out: the whole process in one drawing
Distributor, media, slime, underdrain and recirculation, drawn with the flow arrows.
Distributor, media, slime, underdrain and recirculation, drawn with the flow arrows.
The breakpoint curve drawn: demand, chloramines, breakpoint, free residual.
The breakpoint curve drawn: demand, chloramines, breakpoint, free residual.
Grab for 15-minute tests, composite at ≤6 °C for BOD (48 h) and TSS (7 days).
Grab for 15-minute tests, composite at ≤6 °C for BOD (48 h) and TSS (7 days).
Filamentous bulking: 6 checks in order, and why chlorinating RAS is not a cure
Filamentous bulking: 6 checks in order, and why chlorinating RAS is not a cure

Swipe to see more →

These are real pages from the book. The table of contents is the full one: 9 parts and 65 topics.

The Problem Isn't You. It's How They Explained It.

You're on rounds at the headworks and the channel ahead of the bar screen is running high. The chief asks if it's time to rake, and what that level is telling you.

The manual covers it in three dense paragraphs: bar spacing, approach velocity, differential level, manual vs mechanical cleaning. All words, nothing to look at, so out on the plant floor nothing comes back.

Manual vs mechanical bar screens, headloss and screenings, drawn side by side

In the book, bar screens are one page: the manual screen and the mechanical one drawn side by side, the water level before and after the bars marked as headloss, and the screenings headed for the dumpster.

Every other topic works the same way: grit removal, the primary clarifier, the activated sludge loop, the chlorine breakpoint curve, confined space entry. Each one has its own page.

So when the level climbs in that channel, you know what you're looking at and what comes next, without walking back to the office for the manual.

COMPARE FOR YOURSELF

The Same Topic, Two Ways to Study It

THIS
  • The manual: line after line
  • Operator formulas explained only in words
  • You walk into the exam with doubts
Prior to solving any operational calculation, the operator should first determine which unknown quantity is required by the problem statement. All given data must subsequently be identified and tabulated, together with their respective units of measurement. Where units are inconsistent, the appropriate conversion factors shall be applied, such as 8.34 lbs/gal or 7.48 gal/ft³, before substitution into the governing equation. Following substitution, arithmetic operations are performed in the proper sequence, and the resulting value must be evaluated for reasonableness relative to typical operating ranges.
FOR THIS
  • The 5-step method in one drawing
  • The units and fixed numbers in a box
  • You see it, and it clicks
Ask, list, convert, plug in, check: five steps for every formula.
CONTENTS

Take a Look at the 9 Parts and 65 Topics

The plant as one flow, operator math, preliminary and primary treatment, activated sludge, other biological processes, disinfection and solids, lab tests and safety, troubleshooting and exam review: 69 pages, all illustrated

IThe Plant as One Flow · pp. 5-10
  1. From Sewer to Outfall: The Whole Plant on One Page
  2. What's Actually in Wastewater
  3. Your NPDES Permit and the 30/30/85 Rule
  4. The Collection System and Lift Stations
  5. Measuring Flow: Flumes, Weirs and Meters
  6. Certification Grades: How Your State Sorts Operators
IIOperator Math, Always in the Same Order · pp. 11-21
  1. The 5-Step Method for Every Formula
  2. The Fixed Numbers You Must Know Cold
  3. Area and Volume of Tanks and Clarifiers
  4. The Pounds Formula
  5. Detention Time
  6. Surface Overflow Rate
  7. Weir Overflow Rate
  8. Percent Removal and Efficiency
  9. Solids Loading Rate on a Clarifier
  10. Chlorine Dose, Demand and Residual
  11. Pump Rates and Horsepower
IIIPreliminary and Primary Treatment · pp. 22-27
  1. Bar Screens
  2. Grit Removal
  3. Primary Clarifier: What It Removes
  4. Primary Sludge and Scum
  5. Equalization and Peak Flows
  6. Industrial Pretreatment
IVActivated Sludge · pp. 28-38
  1. How Activated Sludge Works
  2. The Bugs Under the Microscope
  3. Aeration and Dissolved Oxygen
  4. MLSS and MLVSS
  5. The F/M Ratio
  6. Sludge Age and MCRT
  7. Settleometer and SVI
  8. Return Activated Sludge (RAS)
  9. Waste Activated Sludge (WAS): The Main Control Knob
  10. The Secondary Clarifier
  11. Nitrification and Denitrification
VOther Biological Processes · pp. 39-43
  1. Trickling Filters
  2. Rotating Biological Contactors (RBCs)
  3. Lagoons and Stabilization Ponds
  4. Sequencing Batch Reactors and Oxidation Ditches
  5. Phosphorus Removal
VIDisinfection and Solids Handling · pp. 44-51
  1. Chlorination and Contact Time
  2. Chlorine Gas Safety
  3. Dechlorination
  4. UV Disinfection
  5. Sludge Thickening
  6. Anaerobic Digestion
  7. Aerobic Digestion
  8. Dewatering and Biosolids
VIILab Tests and Plant Safety · pp. 52-60
  1. Sampling: Grab vs Composite
  2. The BOD5 Test
  3. TSS and Volatile Solids
  4. pH, DO and Chlorine Residual
  5. Bacteria Testing: E. coli and Fecal Coliform
  6. Confined Space Entry
  7. Hydrogen Sulfide: The Gas That Shuts Off Your Nose
  8. Lockout/Tagout
  9. Other Hazards: Bugs, Water and Electricity
VIIITroubleshooting by Symptom · pp. 61-65
  1. Filamentous Bulking
  2. Foam on the Aeration Tank
  3. Rising Sludge vs Bulking
  4. Pin Floc, Straggler Floc and Ashing
  5. Trickling Filter and Lagoon Problems
IXExam Review and Checklists · pp. 66-69
  1. The Formulas That Get Mixed Up
  2. The Most Common Math Mistakes
  3. Daily Rounds Checklist
  4. Exam-Day Checklist

One Page, One Topic, All Clear

Think of it this way:

It's your shift, the settleometer reads high and the blanket in the secondary clarifier keeps climbing. You have to make a call on wasting before the next round.

You open the book to the activated sludge loop and see it drawn: aeration tank, clarifier, RAS going back, WAS going out, with the control knob marked on the drawing.

Distributor, media, slime, underdrain and recirculation, drawn with the flow arrows.

Same with the pounds formula, the chlorine breakpoint, grab vs composite samples, trickling filters and lockout/tagout: each one on its own page.

Wastewater Operator Illustrated is 9 parts and 65 topics, all drawn, and it ends with the formulas that get mixed up, the most common math mistakes and two checklists.

What you see drawn, you don't have to memorize.

What's Inside Wastewater Operator Illustrated:

Ipp. 5-10

The Plant as One Flow

The whole plant from sewer to outfall on one page, what's in wastewater, your NPDES permit and the 30/30/85 rule, collection and lift stations, flow measurement and how states sort certification grades

IIpp. 11-21

Operator Math, Always in the Same Order

Every exam problem set up the same way: the 5-step method, the fixed numbers like 8.34 and 7.48 in a box, then tank area and volume, the pounds formula, detention time, overflow rates, percent removal, solids loading, chlorine dose and pump horsepower

IIIpp. 22-27

Preliminary and Primary Treatment

Bar screens, grit removal, the primary clarifier, primary sludge and scum, equalization of peak flows and industrial pretreatment

IVpp. 28-38

Activated Sludge

How activated sludge works, the bugs under the microscope, aeration and DO, MLSS and MLVSS, F/M, sludge age and MCRT, settleometer and SVI, RAS, WAS, the secondary clarifier and nitrification

Vpp. 39-43

Other Biological Processes

Trickling filters, RBCs, lagoons and stabilization ponds, SBRs and oxidation ditches, and phosphorus removal

VIpp. 44-51

Disinfection and Solids Handling

Chlorination and contact time, chlorine gas safety, dechlorination, UV, sludge thickening, anaerobic and aerobic digestion, dewatering and biosolids

VIIpp. 52-60

Lab Tests and Plant Safety

Grab vs composite sampling, BOD5, TSS and volatile solids, pH, DO and chlorine residual, E. coli testing, confined space entry, H2S, lockout/tagout and other plant hazards

VIIIpp. 61-65

Troubleshooting by Symptom

Filamentous bulking, foam on the aeration tank, rising sludge vs bulking, pin floc, straggler floc and ashing, and trickling filter and lagoon problems

IXpp. 66-69

Exam Review and Checklists

The formulas that get mixed up, the most common math mistakes, a daily rounds checklist and an exam-day checklist

At the end of the book: Worked examples in US units (MGD, mg/L, lbs, 8.34), troubleshooting by symptom, and daily rounds and exam-day checklists.

Plus: 2 Free Books

Wastewater Certification Practice Questions

BONUS 1: «Wastewater Certification Practice Questions»

Value on its own: US$ 17.90

Test yourself with exam-style questions on every section of the plant, each answer explained with the page to review.

Operator Formula Cards & Most Common Mistakes

BONUS 2: «Operator Formula Cards & Most Common Mistakes»

Value on its own: US$ 14.90

Every formula on one card with its units, plus the most common mistakes (wrong units, forgetting 8.34, mixing up MLSS and TSS) to review the night before.

Wastewater Operator Illustrated with 2 Free Books

  • Wastewater Operator Illustrated: 69 illustrated pagesUS$ 63
  • BONUS 1: Wastewater Certification Practice QuestionsUS$ 17.90
  • BONUS 2: Operator Formula Cards & Most Common MistakesUS$ 14.90
  • High-resolution PDF to printIncluded
Total value US$ 95.80
YOUR PRICE:
US$ 27
You save US$ 68.80
YES, I WANT WASTEWATER OPERATOR ILLUSTRATED FOR US$ 27

📄 This is a digital PDF book sent to your email: nothing is printed or shipped.

Secure purchaseEncrypted payment30-day guarantee

PDF by email: We email you Wastewater Operator Illustrated as a PDF, together with the two free books. It's a single payment: no installments, no extra charges.

Who This Book Is For

You're an operator-in-training

You're an operator-in-training

You see the whole plant as one flow, so every process you walk past on rounds has its page and its place.

Your state exam date is set

Your state exam date is set

Every formula solved in the same 5 steps, in US units, plus practice questions and formula cards for the last nights.

You already run shifts at the plant

You already run shifts at the plant

Troubleshooting by symptom and the activated sludge loop drawn, to back up the calls you make, or to go for the next grade.

Everything You Get Today

US$ 95.80US$ 27
YES, I WANT WASTEWATER OPERATOR ILLUSTRATED FOR US$ 27

📄 This is a digital PDF book sent to your email: nothing is printed or shipped.

30DAYS
GUARANTEE

30-Day Guarantee

Try Wastewater Operator Illustrated for 30 days, bonus books included.

We refund everything if the file won't open, if the book isn't what you see here, if you were charged twice or if the email doesn't arrive. Just email us.

You pay once. No subscriptions.

Frequently Asked Questions

Is this for me if I already work shifts at a plant?

Yes. The first part gives you the whole plant on one page, so you can skip what you already know. Where shift operators spend their time is the process control part: F/M, sludge age and MCRT, SVI, RAS and WAS math, and troubleshooting by symptom (bulking, foam, rising sludge, pin floc). That's what you need to back up your calls or go for the next grade.

Where does the content come from?

From US federal rules and standard operator references: the Clean Water Act and EPA NPDES regulations (40 CFR 122, 133, 403 and 503), OSHA 1910.146 and 1910.147, Standard Methods and the operator training manuals used across the US. The math is in US units: MGD, mg/L, lbs and 8.34.

Is this official material?

No. It's an independent illustrated study book. It covers the federal rules and the core plant knowledge and math that state wastewater exams ask about, including the many states that use ABC exams. It doesn't cover each state's own grades, experience requirements or application steps: check those with your state certification agency. It doesn't give you a certificate or CEU/contact hours. We're not affiliated with ABC, the EPA or any state certification agency.

Does it replace my training course?

No. It's a study companion for your course, your on-the-job training and your plant's safety training (confined spaces, H2S, chlorine, lockout/tagout). It doesn't replace any of them.

Are the practice questions the real exam questions?

No. They're exam-style questions written for this book, each answer explained with the page to review. They're not taken from any official question bank.

When and how do I get it?

The book and the 2 bonus books arrive as PDFs by email, at the address you enter at checkout. Read them on your phone, tablet or computer, or print them.

Do I have to pay every month?

No. It's a one-time payment. No subscription.

Can I have it on paper?

Yes. The PDFs are printable: print the whole book or just the pages you want to keep at the plant.

How does the refund work?

You have 30 days. We refund everything if the file won't open, if the book isn't what you see on this page, if you were charged twice or if the email doesn't arrive: just email us.

Before You Close This Page

No more rereading with nothing sticking.

Bar screens, the sludge loop, the breakpoint: you see them drawn, and you've got it.

You walk into your state exam knowing where everything is.

Drawings make studying faster.

The book is right below.

One-time payment: US$ 27 · Guarantee: 30 days · PDF by email

YES, I WANT WASTEWATER OPERATOR ILLUSTRATED FOR US$ 27

📄 This is a digital PDF book sent to your email: nothing is printed or shipped.