I included the answers at the bottom of this page. Which one of the following methods would not be used to feed DRY chemicals? 1. When I sat for the tests it had a completely different "feel" and higher level of complexity than what I studied for in the ABC. Study materials to help you succeed. Virtual Wastewater and Math Review workshops meet from 1:00 p.m. to 3:00 p.m. V. WHAT OPERATORS NEED TO KNOW 3-9 . a. heat treatment Sludge Digestion & Solids Handling: Pass your test the first time! 58 0 obj << /Linearized 1 /O 60 /H [ 700 326 ] /L 100420 /E 48024 /N 15 /T 99142 >> endobj xref 58 13 0000000016 00000 n Wastewater sources & characteristics: ._1LHxa-yaHJwrPK8kuyv_Y4{width:100%}._1LHxa-yaHJwrPK8kuyv_Y4:hover ._31L3r0EWsU0weoMZvEJcUA{display:none}._1LHxa-yaHJwrPK8kuyv_Y4 ._31L3r0EWsU0weoMZvEJcUA,._1LHxa-yaHJwrPK8kuyv_Y4:hover ._11Zy7Yp4S1ZArNqhUQ0jZW{display:block}._1LHxa-yaHJwrPK8kuyv_Y4 ._11Zy7Yp4S1ZArNqhUQ0jZW{display:none} every month. I also recommend these practice test to my coworkers. d. temperature. Wastewater Solids Processing: What should be the color of an oxidation ditch that is working properly? Please find links to the Certification Information Pages below for each state: Alabama - http://www.adem.state.al.us/programs/water/opcertification.cnt Alaska - Low-temperature water can be compensated for when using alum by______, Basic Chemistry: Perfect for water distribution operators taking their D-1, D-2, D3 Operator exams (DI-DIII.) too much lime has been added, reducing gas production. One solids treatment thickening process would be: The City of Prattville is offering a new wastewater certification exam preparation course. d. heavy metals, Activated Sludge: The demo is available to both certification programs and trainers to help prepare individuals for taking a computerized exam. My score on the exam was a B+ for the level one, my score for other exams have been much better. a. organic toxicants Introducing Cram Folders! 1. d. 100:12:5, Trickling Filters: This test is designed to simulate the actual Wastewater exam as closely as possible. d. activated sludge, Wastewater Treatment Facilities: STUDY STRATEGY 10-13 . Practice Exam #1 Practice Exam #1 - Answers Practice Exam #2 - Answers Practice Exam #2 Practice Exam #1 - Answers Class 2 Wastewater Test Questions fullexams com. The next Stage of treatment is the Secondary Treatment, or Biological. VII. If the sludge drying beds had a decaying odor, what would be the most likely solution? c. cyanides Sedimentation and Flotation: So every time you practice you will take a unique test. 50%. d. remove sludge digester, Odor Control: Sludge Digestion & Solids Handling: c. sulfuric acid If an activated sludge plant is hit with a high organic load, what will most like occur in the aeration tank? a. no organics Study Guides - Wastewater Operator Certification IEPA Topics Water Quality Wastewater Operator Certification Study Guides Exam Schedule Study Guides Class 1 Class 2 Class 3 Class 4 Operator-In-Training Class K - Industrial Collection System For more information contact: Dianne Potter at 217-782-9720 If the ponds or lagoons had an ammonia odor, what would be the most likely solution? Solids removal from secondary effluent: ._1aTW4bdYQHgSZJe7BF2-XV{display:-ms-grid;display:grid;-ms-grid-columns:auto auto 42px;grid-template-columns:auto auto 42px;column-gap:12px}._3b9utyKN3e_kzVZ5ngPqAu,._21RLQh5PvUhC6vOKoFeHUP{font-size:16px;font-weight:500;line-height:20px}._21RLQh5PvUhC6vOKoFeHUP:before{content:"";margin-right:4px;color:#46d160}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{display:inline-block;word-break:break-word}._22W-auD0n8kTKDVe0vWuyK{font-weight:500}._22W-auD0n8kTKDVe0vWuyK,._244EzVTQLL3kMNnB03VmxK{font-size:12px;line-height:16px}._244EzVTQLL3kMNnB03VmxK{font-weight:400;color:var(--newCommunityTheme-metaText)}._2xkErp6B3LSS13jtzdNJzO{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-top:13px;margin-bottom:2px}._2xkErp6B3LSS13jtzdNJzO ._22W-auD0n8kTKDVe0vWuyK{font-size:12px;font-weight:400;line-height:16px;margin-right:4px;margin-left:4px;color:var(--newCommunityTheme-actionIcon)}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y{border-radius:4px;box-sizing:border-box;height:21px;width:21px}._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(2),._2xkErp6B3LSS13jtzdNJzO .je4sRPuSI6UPjZt_xGz8y:nth-child(3){margin-left:-9px} In the activated sludge system for the process control of effluent suspended solids, what is the primary controlling variable for the desired microbial population? /Filter /FlateDecode Activated Sludge: Residual Solids Management: What is the expected range for the removal of settleable solids from a primary clarifier? ._12xlue8dQ1odPw1J81FIGQ{display:inline-block;vertical-align:middle} Chlorine gas has a specific gravity of, Rocks/Screens/Comminutors & Grit Removal: b. they can handle a large range of flows In a primary clarifier, the expected performance for removing settleable solids is 90-95% removal. d. 8 stages, Rotating Biological Contactors: How far out from the water's edge should waste pond samples be collected? The examinations consist of multiple choice questions and essay questions designed to test your knowledge of the wastewater facilities for which you are seeking certification. Add to folder .LalRrQILNjt65y-p-QlWH{fill:var(--newRedditTheme-actionIcon);height:18px;width:18px}.LalRrQILNjt65y-p-QlWH rect{stroke:var(--newRedditTheme-metaText)}._3J2-xIxxxP9ISzeLWCOUVc{height:18px}.FyLpt0kIWG1bTDWZ8HIL1{margin-top:4px}._2ntJEAiwKXBGvxrJiqxx_2,._1SqBC7PQ5dMOdF0MhPIkA8{vertical-align:middle}._1SqBC7PQ5dMOdF0MhPIkA8{-ms-flex-align:center;align-items:center;display:-ms-inline-flexbox;display:inline-flex;-ms-flex-direction:row;flex-direction:row;-ms-flex-pack:center;justify-content:center} What do roller guides provide in an anaerobic digester? Basic Concepts. The industrial Class K (facility-specific) exam has a total of 15 questions, 5 multiple choice short answer/essay. When preparing a sample for laboratory analysis that involves acid and water, how should the sample be poured? I just challenged the Water Treatment level 1 exam this Monday and noticed there were questions regarding distribution on it as well. Certification testing is offered as a computer-based test. 0000001026 00000 n Why do the strings used for the lowest-frequency notes on a piano normally have wire wrapped around them? What is the recommended withdrawal of chlorine in pounds from a 100 or 150 lb cylinder in a 24-hr period such that freezing does not occur? b. decrease circulation Stabilization Ponds Operations Manual USEPA 430/9-77-012 What do skirts provide in anaerobic digesters? a. O2 (+3) c. applying chlorine a. increase air in aeration system No stress. ._2FKpII1jz0h6xCAw1kQAvS{background-color:#fff;box-shadow:0 0 0 1px rgba(0,0,0,.1),0 2px 3px 0 rgba(0,0,0,.2);transition:left .15s linear;border-radius:57%;width:57%}._2FKpII1jz0h6xCAw1kQAvS:after{content:"";padding-top:100%;display:block}._2e2g485kpErHhJQUiyvvC2{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;-ms-flex-pack:start;justify-content:flex-start;background-color:var(--newCommunityTheme-navIconFaded10);border:2px solid transparent;border-radius:100px;cursor:pointer;position:relative;width:35px;transition:border-color .15s linear,background-color .15s linear}._2e2g485kpErHhJQUiyvvC2._3kUvbpMbR21zJBboDdBH7D{background-color:var(--newRedditTheme-navIconFaded10)}._2e2g485kpErHhJQUiyvvC2._3kUvbpMbR21zJBboDdBH7D._1L5kUnhRYhUJ4TkMbOTKkI{background-color:var(--newRedditTheme-active)}._2e2g485kpErHhJQUiyvvC2._3kUvbpMbR21zJBboDdBH7D._1L5kUnhRYhUJ4TkMbOTKkI._3clF3xRMqSWmoBQpXv8U5z{background-color:var(--newRedditTheme-buttonAlpha10)}._2e2g485kpErHhJQUiyvvC2._1asGWL2_XadHoBuUlNArOq{border-width:2.25px;height:24px;width:37.5px}._2e2g485kpErHhJQUiyvvC2._1asGWL2_XadHoBuUlNArOq ._2FKpII1jz0h6xCAw1kQAvS{height:19.5px;width:19.5px}._2e2g485kpErHhJQUiyvvC2._1hku5xiXsbqzLmszstPyR3{border-width:3px;height:32px;width:50px}._2e2g485kpErHhJQUiyvvC2._1hku5xiXsbqzLmszstPyR3 ._2FKpII1jz0h6xCAw1kQAvS{height:26px;width:26px}._2e2g485kpErHhJQUiyvvC2._10hZCcuqkss2sf5UbBMCSD{border-width:3.75px;height:40px;width:62.5px}._2e2g485kpErHhJQUiyvvC2._10hZCcuqkss2sf5UbBMCSD ._2FKpII1jz0h6xCAw1kQAvS{height:32.5px;width:32.5px}._2e2g485kpErHhJQUiyvvC2._1fCdbQCDv6tiX242k80-LO{border-width:4.5px;height:48px;width:75px}._2e2g485kpErHhJQUiyvvC2._1fCdbQCDv6tiX242k80-LO ._2FKpII1jz0h6xCAw1kQAvS{height:39px;width:39px}._2e2g485kpErHhJQUiyvvC2._2Jp5Pv4tgpAsTcnUzTsXgO{border-width:5.25px;height:56px;width:87.5px}._2e2g485kpErHhJQUiyvvC2._2Jp5Pv4tgpAsTcnUzTsXgO ._2FKpII1jz0h6xCAw1kQAvS{height:45.5px;width:45.5px}._2e2g485kpErHhJQUiyvvC2._1L5kUnhRYhUJ4TkMbOTKkI{-ms-flex-pack:end;justify-content:flex-end;background-color:var(--newCommunityTheme-active)}._2e2g485kpErHhJQUiyvvC2._3clF3xRMqSWmoBQpXv8U5z{cursor:default}._2e2g485kpErHhJQUiyvvC2._3clF3xRMqSWmoBQpXv8U5z ._2FKpII1jz0h6xCAw1kQAvS{box-shadow:none}._2e2g485kpErHhJQUiyvvC2._1L5kUnhRYhUJ4TkMbOTKkI._3clF3xRMqSWmoBQpXv8U5z{background-color:var(--newCommunityTheme-buttonAlpha10)} 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. b. primary clarification d. DO. Class 3 & 4 Pre-Test Class 3 & 4 Study Guides include 2 pretests with answers, Class 3 size plants general knowledge information, and Class 3 & 4 Math questions. They helped me pass the level 4 wastewater operator test in New Mexico. The most common flow-measure device for wastewater is a_____, Wastewater Treatment Facilities: When is the dissolved oxygen in a waste pond the highest? Monitor electrical equipment E.coli Test Operate safety equipment . c. add treatment chemicals b. F/M which type of centrifuge uses an other screw conveyor to move the solids to the discharge point? f. white, Odor Control: Which organism wold most probably be associated with moderate sludge age and effluent water quality, Wastewater sources & characteristics: c. solids concentration what type of waste solids would most likely be sent to a rendering reclamation? You have already completed the quiz before. while the pump is running, what is the pump rate in GPM? What type of feeder would always feed a gas? c/ dewatering The allowable frequency deviation above or below the value stamped on a motor's nameplate is_______%. Wastewater sources & characteristics: At what concentration level should dissolved oxygen be maintained during the initial start up of a oxidation ditch? c. composting Waste Treatment Ponds: Sample Question. Krysta_Wordock. Which one of the following parameters can be preserved for later lab analysis? Its a 2 year old post and have then since passed my 3 and ready to take my 4 next year. What is the optimum temperature range of mesophile bacteria in anaerobic digestion? d. phosphate-free surfactant, Activated Sludge: Wastewater Grade 2 t/f. Water and Wastewater Microbiology" Bacteria are in the ______kingdom, Activated Sludge: The water quality parameters of pH and alkalinity and the presence of toxic substances can impact plant operation, because of their 2,380 Gal./Min. ABC wastewater exam class III : r/Wastewater. 14 sec. Proper flow velocity through a grit channel is indicated when the grit being removed contains The panel is comprised of 8 experts who b. toxic gases << Only advice I can give is to expand your knowledge base by learning as much as you can about your field, either through University of Sacramento OWP or other correspondence courses. a. clarifier -all blowers are running. a. incineration c. hypochlorite acid Class K Study Guide Industrial Wastewater Operator Certification . Class 2 wastewater operator certification examination. % c. F/M ration 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? 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Rotating biological contactors are adversely affected by temperatures below_____degree F. Rotating Biological Contactors: Note: The Grade 7 Upgrade Application must be mailed to the Commonwealth of Mass, as shown on the form. The solids treatment method usually dewaters solids by mixing them with a bulking agent and then waiting for biological stabilization to occur? (2) reddish brown 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 Solids Processing: Adequate ___BOD, ____nitrogen, ____Phosphorous ratio for microorganisms to grow is usually Wastewater Solids Processing: What can be done to the trickling filter to solve high effluent suspended solids? MATERIAL AND METHODS If the primary sedimentation unit to a wastewater treatment plant has an H2S odor, what would be the most likely solution?
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