illinois class 4 wastewater practice test

c. once per day Which method would not be used to feed LIQUID chemicals? b. extended aeration activate sludge If the primary sedimentation unit to a wastewater treatment plant has an H2S odor, what would be the most likely solution? b. gravity support for the floating cover when it is at its lowest point. 2017 Wastewater Treatment Operator Class IV Wastewater Treatment Operator Formula/Conversion Table ABC standardized exams are administered with an ABC Formula/Conversion Table containing mathematical formulas and common abbreviations that may be present on the exam. >> by coe1069, Which property uniquely identifies a chemical element? Wastewater Solids Processing: (hint: the elements social CHAPTER THREE ._3bX7W3J0lU78fp7cayvNxx{max-width:208px;text-align:center} Wastewater Treatment Operator Certification Exam - 4 Practice Problems Southern Illinois University Edwardsville is authorized to operate as a postsecondary educational institution by the Illinois . Sludge Digestion & Solids Handling: Equilibrium system and stress factors 14/08/2014 d. settleable solids, Activated Sludge: What does the wastewater industry call sludge that is only partially digested? 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?? 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. Following the activated sludge what process modification is very sensitive to bulking? c. DO When the influent load to a wastewater treatment plant changes rapidly, the best test to control purposes is Basic Concepts. d. 8 stages, Rotating Biological Contactors: Bacteria in an anaerobic digester will effectively utilize: c. tapered aeration a. high sludge production Electrical units operating in areas exposed to flammable vapors should_______. a. Wastewater Class 2 multiple choice. Residual Solids Management: c. composting Rotating Biological Contactors: 0000002075 00000 n Grade 4 Wastewater Certification Wastewater Extra Questions Grade 1 Wastewater certification review grade. Sedimentation and Flotation: ._2ik4YxCeEmPotQkDrf9tT5{width:100%}._1DR1r7cWVoK2RVj_pKKyPF,._2ik4YxCeEmPotQkDrf9tT5{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}._1DR1r7cWVoK2RVj_pKKyPF{-ms-flex-pack:center;justify-content:center;max-width:100%}._1CVe5UNoFFPNZQdcj1E7qb{-ms-flex-negative:0;flex-shrink:0;margin-right:4px}._2UOVKq8AASb4UjcU1wrCil{height:28px;width:28px;margin-top:6px}.FB0XngPKpgt3Ui354TbYQ{display:-ms-flexbox;display:flex;-ms-flex-align:start;align-items:flex-start;-ms-flex-direction:column;flex-direction:column;margin-left:8px;min-width:0}._3tIyrJzJQoNhuwDSYG5PGy{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;width:100%}.TIveY2GD5UQpMI7hBO69I{font-size:12px;font-weight:500;line-height:16px;color:var(--newRedditTheme-titleText);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.e9ybGKB-qvCqbOOAHfFpF{display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center;width:100%;max-width:100%;margin-top:2px}.y3jF8D--GYQUXbjpSOL5.y3jF8D--GYQUXbjpSOL5{font-weight:400;box-sizing:border-box}._28u73JpPTG4y_Vu5Qute7n{margin-left:4px} Safety: feathr("sprinkle", "page_view"); Wastewater Solids Processing: (time of day), Waste Treatment Ponds: Water Treatment Practice Test - DEMO This 5 question practice test is a demo of the full, 100 question, practice test available to members. Where would toxicants least likely cause a problem for a wastewater treatment plant? Past Exam Results. Along with the practice exam you will also be able to read and learn the secret of achieving top scores on the State Exam. Which of the following groups of microorganisms are found in a good settling mixed liquor? c/ dewatering Flashcards. Royceu.com is where you wanna go. what % of the dissolved solids in wastewater are inorganics, Wastewater sources & characteristics: To what pH should wastewater be raised to halt sulfide production and inhibit sludge growth and biological slimes? b. food entering the process (solids) Sewer "B" has 94,875 people at @keyframes _1tIZttmhLdrIGrB-6VvZcT{0%{opacity:0}to{opacity:1}}._3uK2I0hi3JFTKnMUFHD2Pd,.HQ2VJViRjokXpRbJzPvvc{--infoTextTooltip-overflow-left:0px;font-size:12px;font-weight:500;line-height:16px;padding:3px 9px;position:absolute;border-radius:4px;margin-top:-6px;background:#000;color:#fff;animation:_1tIZttmhLdrIGrB-6VvZcT .5s step-end;z-index:100;white-space:pre-wrap}._3uK2I0hi3JFTKnMUFHD2Pd:after,.HQ2VJViRjokXpRbJzPvvc:after{content:"";position:absolute;top:100%;left:calc(50% - 4px - var(--infoTextTooltip-overflow-left));width:0;height:0;border-top:3px solid #000;border-left:4px solid transparent;border-right:4px solid transparent}._3uK2I0hi3JFTKnMUFHD2Pd{margin-top:6px}._3uK2I0hi3JFTKnMUFHD2Pd:after{border-bottom:3px solid #000;border-top:none;bottom:100%;top:auto} b. NO2 You must sign in or sign up to start the quiz. Online Activities & Resources - Kansas Rural Water Association ._1sDtEhccxFpHDn2RUhxmSq{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex;-ms-flex-flow:row nowrap;flex-flow:row nowrap}._1d4NeAxWOiy0JPz7aXRI64{color:var(--newCommunityTheme-metaText)}.icon._3tMM22A0evCEmrIk-8z4zO{margin:-2px 8px 0 0} Stabilization Ponds Operations Manual USEPA 430/9-77-012 Available through: d. brown d. organisms available to treat the wastes, Activated Sludge: Wastewater Operator Certification Exam Schedule You must have a Letter of Admission to take the wastewater operator examination. 3 stages The detention time for primary clarifiers usually has a range of_____hr/s, Wastewater Treatment Facilities: Wastewater Solids Processing: Relatively simple wastewater technologies can be designed to provide low cost sanitation and environmental protection while providing additional benefits fro A determination of waste as hazardous requires possible prohibition or limitations relating to the management of that particular waste. Virtual Workshop Schedule; Date Title Location Cost; 1/9-1/13: Class D & C Water: . b. a little organic material d. chemical oxidation, Wastewater Solids Processing: d. flood the filter. Waste Treatment Ponds: return sludge/raw wastewater, Activated Sludge: The exam consists of 100 multiple choice questions. h=e.getElementsByTagName("head")[0]||e.getElementsByTagName("script")[0].parentNode; GLOSSARY OF WASTEWATER WORDS 22-28 . b. COD An atmosphere is defined as oxygen deficient if it contains less than what % oxygen by volume? What is "the" major factor in predicting the performance of wastewater clarifiers? Sludge Digestion & Solids Handling: stream Enhanced Biological (Nutrient) Control: Maintenance: Edwardsville, IL 62026-1075 (618) 650-2030 7. By measuring the pump output. Massachusetts Wastewater Operator Certification Exams Waste Treatment Ponds: Wastewater Practice Test - DEMO This 5 question practice test is a demo of the full, 100 question, practice test available to members. 0000004525 00000 n c. composting c. temperature $32 c. $36 d. $42.50 a. heat treatment What type of pond would receive wastewater form a secondary treatment system? Study materials to help you succeed. a. Proper flow velocity through a grit channel is indicated when the grit being removed contains Which chemical in the following list is the strongest disinfectant? b. decanter Create an account to follow your favorite communities and start taking part in conversations. Introducing Cram Folders! Sedimentation and Flotation: If the manometer indicates the gas pressure in a digester is below normal, what would be the most probable cause? A pond that contains oxygen in its upper layers and lacks oxygen in the bottom layer is classified as, Waste Treatment Ponds: d. COD, Trickling Filters: d. incineration, Wastewater Solids Processing: they prevent the cover from scraping the sidewall. primary effluent Why do the strings used for the lowest-frequency notes on a piano normally have wire wrapped around them? 122 terms. The small wastewater system certificate is a "hybrid" certificate, combining both wastewater treatment and wastewater collection expertise for communities that serve fewer than 3,300 persons. Contact Andrea Rhodes How do you calibrate a chemical feed pump? ._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} Is the following substances likely to serve as an oxidant or a reductant: A scuba diver wears a diving mask with a face plate that bulges outward with a radius of curvature of 0.5m0.5 \mathrm{~m}0.5m. There is thus a convex spherical surface between the water and the air in the mask. Wastewater Exam 01 Flashcards - Cram.com typically, how often should sediment and drip traps be drained in cold water? I also recommend these practice test to my coworkers. Jake % d. heavy metals, Activated Sludge: that is they must test what they are supposed to test. When is the pH in a waste pond the highest? CA Grade 4 amp 5 Wastewater Math Part 2 of 3 YouTube. GA Water Operator Training | American Water College . 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. 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. toxic gases THESE ARE NOT DUPLICATE QUESTIONS FROM ANY STATE EXAM. b. an anaerobic digester Sludge Digestion & Solids Handling: Wastewater class 3 practice exam eXam Aswers Search Engine Submit Wastewater . 10 7. a. potassium Need to know criteria. c. flammable oils c. sludge digester Water Treatment Certification practice tests, flashcards, study guides, and more. The water quality parameters of pH and alkalinity and the presence of toxic substances can impact plant operation, because of their Edwardsville, Illinois 62026-1075 (618) 650-2030 . Which one of the following solids treatment methods can be classified as both stabilization and dewatering? Thanks for your reply! Sludge Digestion & Solids Handling: What condition will occur if sludge is not pumped out of primary clarifiers at regular intervals? Approx. udDNW|'Z[V2Lj$h>-}ToIYPcXpj$c[1s;Hu'wg>{h<3B~l8io\M,J1?euZ1!j@Pk*DZWGBiNw+EE'jY?Qz\Vvr}W[Z RkGnW\Vq:G\n^6qAaVWn,v 9V;-zlpEp"Kp b. filter presses Colorado uses the 2019 edition of standard, sequential examinations developed by the Association of Boards of Certification (ABC) for all classes of certificates, except Classes "S" and "T" which are custom exams. When an electrolyte is dissolved in water to form an ion, the ion is said to be________, Basic Chemistry: a. rotameter c. aerobic pond Math 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. b. vibrating trough The RX Drug Company has just purchased a capsulating machine for $76,000. Sludge Digestion & Solids Handling: how often should the thermal valves be dismantled for service? Because water samples sometimes require repeat or backup tests, the amount of sample that should collected for samples that are preserved and transported for any particular analysis should be at least____times the amount for those analysis, Effluent Disposal: H}Wr8[$HB$"&.ZO*JJ4p8(To>|H^sGGrB*G*f%G. a. increase air in aeration system USE OF CALCULATORS ON THE EXAM 10 . Pre-Lab What term describes the condition that exists when the source of the water supply is below the centerline of the pump? acid fermentaters would predominate and pH would decrease, Sludge Digestion & Solids Handling: If a wastewater treatment plant has four aerobic digesters operated in series, which tank will exert the highest oxygen demand? What is the difference between a weak acid and a strong acid? Pools with crystal clear water look inviti Use LEFT and RIGHT arrow keys to navigate between flashcards; Use UP and DOWN arrow keys to flip the card; audio not yet available for this language.