illinois class 4 wastewater practice test

Krysta_Wordock. Our proven study tools will prepare you to take the Water Treatment, Water Distribution and Wastewater Operator exams with confidence. Residual Solids Management: I was successful writing my level III Water Distribution but it too had a lot of questions about water treatment, cross connection control, GIS systems, blueprints, dosages etc. 4.5 in. 0000001026 00000 n Approved Training Provider - Indiana, Illinois, Ohio, Delaware, Alabama, Maryland, Idaho, North Carolina, South Carolina, Virginia, West Virginia, Tennessee and Kentucky. What solid treatment method first uses chemicals as it conditions the solids and then later in the process, "throws" the solids out of the way is called_______, Wastewater Solids Processing: Sludge Digestion & Solids Handling: WEF/ABC/C 2 EP Wastewater Operators' Guide to Preparing for the Certification Examination. Illinois EPA certifies the technical competency of . Making water clean. If the sludge drying beds had a decaying odor, what would be the most likely solution? c. power requirements are low Approximately what % of the dissolved solids in wastewater are organics, Wastewater sources & characteristics: Chlorine disinfects water much slower at a pH around 7.0 than at a pH over 8.0. Bacteria are in the ______kingdom, Activated Sludge: STUDY STRATEGY 10-13 . Activated Sludge Module 3 . What is the acceptable sulfur dioxide level in mg/L in wastewater plant effluent? . To go to the Class 2 & 3 Study Guide Click on above tab. VI. The most important factor in the high-rate process of anaerobic digestion is: $25 b. Wastewater Solids Processing: Certification testing is offered as a computer-based test. Maintenance: Disinfection: d. temperature. c. tapered aeration b)Determine that all the plant equipment is operational. c. gasoline products Collection Class 3; Collection Class 4 - most advanced level Small wastewater system operators oversee wastewater systems serving fewer than 3,300 persons. Surface loading and detention time is a clarifier are directly related to: Sedimentation and Flotation: Introducing Cram Folders! how often should the thermal valves be dismantled for service? d. N2O. c. sludge drying bed or pond To help you study for your wastewater treatment operator certification exam, here are four practice problems. Answers and references are included for questions. When preparing a sample for laboratory analysis that involves acid and water, how should the sample be poured? The RX Drug Company has just purchased a capsulating machine for $76,000. Illinois Rural Water Association 3305 Kennedy Road; PO Box 49 Taylorville, IL 62568 Phone: 217-287-2115 Fax: 217-824-8638 Email: ilrwa@ilrwa.org d. positive displacement. What does the wastewater industry call sludge that is only partially digested? what would happen if too much sludge was added to an anaerobic digester? What substance can cause obstructions in the sewer system and may cause anaerobic decomposition where the substances accumulate? c. a biological process This 5 question practice test is a demo of the full, 100 question, practice test available to members. Certification Exam Prep; Continuing Education; Certificate Program; Utility Management Wastewater Operator Certification Exam Schedule You must have a Letter of Admission to take the wastewater operator examination. Mar. 2,323 Gal./Min. The color of the first RBC is___; the color of the second RBC is_____; and the color of the third RBS C is____, (1) gray Rotating biological contactors are adversely affected by temperatures below_____degree F. Rotating Biological Contactors: stream Activated Sludge: Statistics from 2019 HERE. So every time you practice you will take a unique test. ._2cHgYGbfV9EZMSThqLt2tx{margin-bottom:16px;border-radius:4px}._3Q7WCNdCi77r0_CKPoDSFY{width:75%;height:24px}._2wgLWvNKnhoJX3DUVT_3F-,._3Q7WCNdCi77r0_CKPoDSFY{background:var(--newCommunityTheme-field);background-size:200%;margin-bottom:16px;border-radius:4px}._2wgLWvNKnhoJX3DUVT_3F-{width:100%;height:46px} d. plunger feeder, Solids removal from secondary effluent: The full practice test is randomly generated from a database of hundreds of questions, meaning no two test are ever exactly the same. Filter sloughings are a product of: Sedimentation and Flotation: a. BOD How do you calibrate a chemical feed pump? feathr("sprinkle", "page_view"); % High suspended solids and BOD are most probably associated with which type of organisms? Campus Box 1075 - Southern Illinois Univ. Typically, in the flotation thickening method, how much performance improvement (%) is the amount of solids for waste activated sludge realized when a polymer is added? -all blowers are running. Press J to jump to the feed. In a small package, wastewater treatment plant, the operator should try to keep the dissolved oxygen in the aeration tank at approximately:____mg/L. Wastewater sources & characteristics: Introduction to Water & Wastewater Treatment Technology - This course from Mountain Empire Community College includes 19 lessons tracing the flow of water from the source through treatment, storage, distribution, use, waste collection, treatment and discharge back into the environment. Wastewater sources & characteristics: Was it a 3 in collections or treatment? Need-to-Know Criteria outline the content that will be covered on the 2017 ABC standardized exams. c. solids concentration d. phosphorous, Activated Sludge: ._3Z6MIaeww5ZxzFqWHAEUxa{margin-top:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._3EpRuHW1VpLFcj-lugsvP_{color:inherit}._3Z6MIaeww5ZxzFqWHAEUxa svg._31U86fGhtxsxdGmOUf3KOM{color:inherit;fill:inherit;padding-right:8px}._3Z6MIaeww5ZxzFqWHAEUxa ._2mk9m3mkUAeEGtGQLNCVsJ{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;color:inherit} 0000002075 00000 n What is the name of the solids treatment method that maintains a certain pH for at least 2 hrs, then with the final product which can then be applied directly to land is called______. a. polishing pond Which one of the following methods would not be used to feed DRY chemicals? b. CO2 Create an account to follow your favorite communities and start taking part in conversations. The clarity of a chlorine contact basin's effluent is considered good when the "Secchi" disk can be read at a level of___ft, Ca Grade 2 Wastewater Treatment Operator Prac, Wastewater Treatment Operator Certification T, 3 , , WasteWater Operator Certification Study Guide, Fundamentals of Engineering Economic Analysis, David Besanko, Mark Shanley, Scott Schaefer, Introduction to Chemical Engineering Thermodynamics, Hendrick Van Ness, J.M. Wastewater Collections Grade 2 Practice Test California Wastewater Collections Grade 2 Practice Test California Water and Wastewater Courses For Operator Certification. (a) Where does the fish appear to be? Wastewater Collection Practice Test #3 Page 6 of 26 9) Sewer "A" has 106,000 people at 95 GPCD. Secondary clarifiers are usually located after: The exam consists of 100 multiple choice questions. You have to finish following quiz, to start this quiz: When organic wastes are discharged to receiving water, oxygen is depleted by. DERFSTA. a. improve housekeeping c. rotating feeder Sludge Digestion & Solids Handling: How often should the motor bearings be greased in a rotating biological contactor unit? Wastewater Grade 2 t/f. Maintenance: d. incineration, Wastewater Solids Processing: What is the odor detection limit of chlorine gas? Student Resources. Which one of the following is the best type of valve to use to dampen a water hammer? b. food entering the process (solids) trailer << /Size 71 /Info 56 0 R /Root 59 0 R /Prev 99132 /ID[<188235b86438cd10632dbf081acd9545>] >> startxref 0 %%EOF 59 0 obj << /Type /Catalog /Pages 54 0 R /Metadata 57 0 R /PageLabels 52 0 R >> endobj 69 0 obj << /S 236 /L 297 /Filter /FlateDecode /Length 70 0 R >> stream The solids treatment method usually dewaters solids by mixing them with a bulking agent and then waiting for biological stabilization to occur? 100:5:1 The specific gravity standard for gases is_______, Basic Chemistry: the books are a tad overkill for the ABC tests. What do roller guides provide in an anaerobic digester? Need to know criteria. . Perfect for water distribution operators taking their D-1, D-2, D3 Operator exams (DI-DIII.) If a single stage or primary tank has foam in the supernatant due to an "organic overload" in the digester, what is the best solution? -pH is 7.2. c. secondary sludge d. DO. Test 2 - banking. d. flooding the filter, Trickling Filters: In addition, the class covers most of the study guide questions and provides the operators with the best answers.The cost for the class is $199.00. b. BOD Flow Patterns. b. a little organic material How ofter should the drive bearings be greased in a rotating biological contactor unit? negative pole of an electrolytic cell or system, Unless water cooled, the operating temperature of a mechanical seal in a pump should never exceed. a. organic toxicants Please sign in to share these flashcards. Sample questions are provided for Classes I, II, III, and IV wastewater operator certification exams, so you can study the questions that are specific to your grade level. Of the following, which is the least important nutrient in wastewater treatment for microorganisms to reproduce? Process wastewater can Mr Jose + Pool Chemistry $32 c. $36 d. $42.50 Which one of the following ius the least important in the successful operation of an activated sludge plant? Activated Sludge Module 4 . Milliliters of sample used: 2. << 0000001180 00000 n Waste Treatment Ponds: c/ dewatering Edwardsville, IL 62026-1075 (618) 650-2030 . Digestion is working properly if the volatile solids content of the raw sludge has been reduced by ___-___%, Sludge Digestion & Solids Handling: Typically, what average percent of total solids in domestic wastewater, both dissolved and suspended, are inorganics? 10 7. MATERIAL AND METHODS Wastewater Treatment Operator Certification Exam - 4 Practice Problems Water and Wastewater Courses 6.18K subscribers Subscribe 86K views 5 years ago For practice exams:. Rotating Biological Contactors: The following are approved as reference sources for the 2017 ABC standardized wastewater treatment operator exams. b. a. high sludge production An anaerobic sludge digester should be operated such that________________, acid formation is equal to methane formation, Sludge Digestion & Solids Handling: If you want more practice problems, click here . If the ponds or lagoons had an ammonia odor, what would be the most likely solution? Another guy told me thats what he uses instead of the sacramento. d. stabilization, Wastewater Solids Processing: ._2Gt13AX94UlLxkluAMsZqP{background-position:50%;background-repeat:no-repeat;background-size:contain;position:relative;display:inline-block} The allowable frequency deviation above or below the value stamped on a motor's nameplate is_______%. During the exam, . IEPA Frequently Asked Questions - http://www.epa.illinois.gov/topics/drinking-water/operator-certification/faq/index 2022 Water Operator Exam Schedule Still have questions not answered here?? d. organic toxicants, Activated Sludge: ._1EPynDYoibfs7nDggdH7Gq{margin-bottom:8px;position:relative}._1EPynDYoibfs7nDggdH7Gq._3-0c12FCnHoLz34dQVveax{max-height:63px;overflow:hidden}._1zPvgKHteTOub9dKkvrOl4{font-family:Noto Sans,Arial,sans-serif;font-size:14px;line-height:21px;font-weight:400;word-wrap:break-word}._1dp4_svQVkkuV143AIEKsf{-ms-flex-align:baseline;align-items:baseline;background-color:var(--newCommunityTheme-body);bottom:-2px;display:-ms-flexbox;display:flex;-ms-flex-flow:row nowrap;flex-flow:row nowrap;padding-left:2px;position:absolute;right:-8px}._5VBcBVybCfosCzMJlXzC3{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;color:var(--newCommunityTheme-bodyText)}._3YNtuKT-Is6XUBvdluRTyI{position:relative;background-color:0;color:var(--newCommunityTheme-metaText);fill:var(--newCommunityTheme-metaText);border:0;padding:0 8px}._3YNtuKT-Is6XUBvdluRTyI:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;border-radius:9999px;background:var(--newCommunityTheme-metaText);opacity:0}._3YNtuKT-Is6XUBvdluRTyI:hover:before{opacity:.08}._3YNtuKT-Is6XUBvdluRTyI:focus{outline:none}._3YNtuKT-Is6XUBvdluRTyI:focus:before{opacity:.16}._3YNtuKT-Is6XUBvdluRTyI._2Z_0gYdq8Wr3FulRLZXC3e:before,._3YNtuKT-Is6XUBvdluRTyI:active:before{opacity:.24}._3YNtuKT-Is6XUBvdluRTyI:disabled,._3YNtuKT-Is6XUBvdluRTyI[data-disabled],._3YNtuKT-Is6XUBvdluRTyI[disabled]{cursor:not-allowed;filter:grayscale(1);background:none;color:var(--newCommunityTheme-metaTextAlpha50);fill:var(--newCommunityTheme-metaTextAlpha50)}._2ZTVnRPqdyKo1dA7Q7i4EL{transition:all .1s linear 0s}.k51Bu_pyEfHQF6AAhaKfS{transition:none}._2qi_L6gKnhyJ0ZxPmwbDFK{transition:all .1s linear 0s;display:block;background-color:var(--newCommunityTheme-field);border-radius:4px;padding:8px;margin-bottom:12px;margin-top:8px;border:1px solid var(--newCommunityTheme-canvas);cursor:pointer}._2qi_L6gKnhyJ0ZxPmwbDFK:focus{outline:none}._2qi_L6gKnhyJ0ZxPmwbDFK:hover{border:1px solid var(--newCommunityTheme-button)}._2qi_L6gKnhyJ0ZxPmwbDFK._3GG6tRGPPJiejLqt2AZfh4{transition:none;border:1px solid var(--newCommunityTheme-button)}.IzSmZckfdQu5YP9qCsdWO{cursor:pointer;transition:all .1s linear 0s}.IzSmZckfdQu5YP9qCsdWO ._1EPynDYoibfs7nDggdH7Gq{border:1px solid transparent;border-radius:4px;transition:all .1s linear 0s}.IzSmZckfdQu5YP9qCsdWO:hover ._1EPynDYoibfs7nDggdH7Gq{border:1px solid var(--newCommunityTheme-button);padding:4px}._1YvJWALkJ8iKZxUU53TeNO{font-size:12px;font-weight:700;line-height:16px;color:var(--newCommunityTheme-button)}._3adDzm8E3q64yWtEcs5XU7{display:-ms-flexbox;display:flex}._3adDzm8E3q64yWtEcs5XU7 ._3jyKpErOrdUDMh0RFq5V6f{-ms-flex:100%;flex:100%}._3adDzm8E3q64yWtEcs5XU7 .dqhlvajEe-qyxij0jNsi0{color:var(--newCommunityTheme-button)}._3adDzm8E3q64yWtEcs5XU7 ._12nHw-MGuz_r1dQx5YPM2v,._3adDzm8E3q64yWtEcs5XU7 .dqhlvajEe-qyxij0jNsi0{font-size:12px;font-weight:700;line-height:16px;cursor:pointer;-ms-flex-item-align:end;align-self:flex-end;-webkit-user-select:none;-ms-user-select:none;user-select:none}._3adDzm8E3q64yWtEcs5XU7 ._12nHw-MGuz_r1dQx5YPM2v{color:var(--newCommunityTheme-button);margin-right:8px;color:var(--newCommunityTheme-errorText)}._3zTJ9t4vNwm1NrIaZ35NS6{font-family:Noto Sans,Arial,sans-serif;font-size:14px;line-height:21px;font-weight:400;word-wrap:break-word;width:100%;padding:0;border:none;background-color:transparent;resize:none;outline:none;cursor:pointer;color:var(--newRedditTheme-bodyText)}._2JIiUcAdp9rIhjEbIjcuQ-{resize:none;cursor:auto}._2I2LpaEhGCzQ9inJMwliNO,._42Nh7O6pFcqnA6OZd3bOK{display:inline-block;margin-left:4px;vertical-align:middle}._42Nh7O6pFcqnA6OZd3bOK{fill:var(--newCommunityTheme-button);color:var(--newCommunityTheme-button);height:16px;width:16px;margin-bottom:2px} Add to folder d. phosphate-free surfactant, Activated Sludge: Where would toxicants least likely cause a problem for a wastewater treatment plant? The wastewater operator certification program is a mandatory program. 2014 Click to Rate "Hated It" Click to Rate "Didn't Like It" 0000004525 00000 n Residual Solids Management: V. WHAT OPERATORS NEED TO KNOW 3-9 . A solids treatment dewatering process method would be" (TCs) that may be used to substitute for up to half of the required experience for Class 1, Class 2, and Class 3 Waterworks or Wastewater Works Operator licenses . Which type of feeder would most likely feed clear solutions? b. toxic gases Residual Solids Management: c. about half the volume as the grit being removed Wastewater Solids Processing: Currently the Collection Systems, the Class 4, Class 3, Class 2 and the Class 1 exam have 100 questions each. Another name for a waste stabilization pond is, Wastewater sources & characteristics: Wide, and 14 ft. a.secondary clarification f. white, Odor Control: Outline I included the answers at the bottom of this page. These Study Guides are meant to help prepare operators for their Waste Water Treatment Operators Certification Exams. You have already completed the quiz before. What term describes the condition that exists when the source of the water supply is below the centerline of the pump? 1 Study only Chapters 1 and 8 (Introduction to Wastewater Treatment, 1.1 through 1.9 and 8.3 through 8.5) of Book #1. d. activated sludge. a. potassium Typically what average percent of total solids in a domestic wastewater, both dissolved and suspended, are inorganics. c. acids and alkalies a. primary clarifier d. organisms available to treat the wastes, Activated Sludge: Questions: 26 | Attempts: 3527 | Last updated: Mar 22, 2022. What class of fire involves sodium and magnesium? WasteWater Operator Certification, Grade 2 Learn with flashcards, games, and more for free. Aerobic ponds usually range in depth from ___-____ft, Wastewater Treatment Facilities: Three Aeration Tanks, Each @ 100 ft. Long, 25 ft. 1. Odor Control: WasteWater Operator Certification, Grade 2, Wastewater Treatment Facilities: d. fats. Sludge Digestion & Solids Handling: Complete the test and know your score instantly. Saprophytic microorganisms are also called: Sludge Digestion & Solids Handling: d. flood the filter. b. b. decanter 0000045196 00000 n Math questions include the method to solve. New Sacramento books tend to cover a lot of stuff that you will see on ABC course, but exams will ask you for a very specific thing that youre most likely to skip in the book heh. Residual Solids Management: a. incinerated material Class 2 Wastewater Test Questions fullexams com. What would be the most probable cause for gas leaking through the pressure relief valve on the digester's roof? %PDF-1.4 % Sludge Digestion & Solids Handling: Sample Question. ._1QwShihKKlyRXyQSlqYaWW{height:16px;width:16px;vertical-align:bottom}._2X6EB3ZhEeXCh1eIVA64XM{margin-left:3px}._1jNPl3YUk6zbpLWdjaJT1r{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;display:inline-block;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;padding:0 4px}._1jNPl3YUk6zbpLWdjaJT1r._39BEcWjOlYi1QGcJil6-yl{padding:0}._2hSecp_zkPm_s5ddV2htoj{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;display:inline-block;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;margin-left:0;padding:0 4px}._2hSecp_zkPm_s5ddV2htoj._39BEcWjOlYi1QGcJil6-yl{padding:0}._1wzhGvvafQFOWAyA157okr{font-size:12px;font-weight:500;line-height:16px;border-radius:2px;margin-right:5px;overflow:hidden;text-overflow:ellipsis;vertical-align:text-bottom;white-space:pre;word-break:normal;box-sizing:border-box;line-height:14px;padding:0 4px}._3BPVpMSn5b1vb1yTQuqCRH,._1wzhGvvafQFOWAyA157okr{display:inline-block;height:16px}._3BPVpMSn5b1vb1yTQuqCRH{background-color:var(--newRedditTheme-body);border-radius:50%;margin-left:5px;text-align:center;width:16px}._2cvySYWkqJfynvXFOpNc5L{height:10px;width:10px}.aJrgrewN9C8x1Fusdx4hh{padding:2px 8px}._1wj6zoMi6hRP5YhJ8nXWXE{font-size:14px;padding:7px 12px}._2VqfzH0dZ9dIl3XWNxs42y{border-radius:20px}._2VqfzH0dZ9dIl3XWNxs42y:hover{opacity:.85}._2VqfzH0dZ9dIl3XWNxs42y:active{transform:scale(.95)}