a. oils and greases Anaerobic ponds usually range in depth from___-___ft, Wastewater Treatment Facilities: how often should the thermal valves be dismantled for service? H}Wr8[$HB$"&.ZO*JJ4p8(To>|H^sGGrB*G*f%G. Campus Box 1075 - Southern Illinois Univ. I had the same problem with my ABC exam for my industrial license. Chlorine gas has a specific gravity of, Rocks/Screens/Comminutors & Grit Removal: d. about the same volume as the grit being removed. WEF/ABC/C 2 EP Wastewater Operators' Guide to Preparing for the Certification Examination. What is the proper emergency chlorine kit for a 1-ton chlorine cylinder? VIII. d. have a density significantly greater than water, contain 20-25% nonvolatile inorganic matter. d. remove sludge from grit channel, Odor Control: a) 346.2 b) 2229 Off GPM 7207 c) 3.23 33.4 in. (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 . -all blowers are running. Enhanced Biological (Nutrient) Control: A solids treatment dewatering process method would be" One solids treatment thickening process would be: d. settleable solids, Activated Sludge: a. Wastewater Solids Processing: c. composting Class 2 Wastewater Test Questions fullexams com. Math questions include the method to solve. Complete the test and know your score instantly. d. chemical oxidation. d. phosphate-free surfactant, Activated Sludge: 100:2:1 r.queue=[],r.loaded=1*new Date,r.version="1.0.0", ._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} Operators should, as a rule, never change the temperature in an anaerobic digester by more than___degrees F/day. Water Operator Certification Study Guide During the exam, . Which one of the following ius the least important in the successful operation of an activated sludge plant? within 1 inch from the top. Ponds used in series after a trickling filter are sometimes called? Massachusetts Wastewater Operator Certification Exams Sludge Digestion & Solids Handling: Which property uniquely identifies a chemical element? too much lime has been added, reducing gas production. stream 0000045118 00000 n Water Treatment Certification practice tests, flashcards, study guides, and more. feathr("fly", "5e558ae66f594e4be753166e"); H2SO4. Outline Safety: ABC | Study Guides c. green They do list the books they pull info from. d. dissolved oxygen, Wastewater Solids Processing: Three Aeration Tanks, Each @ 100 ft. Long, 25 ft. Board for Waterworks and Wastewater Works Operators and - Virginia What type of fire extinguishers should be used on electrical fires? The water quality parameters of pH and alkalinity and the presence of toxic substances can impact plant operation, because of their CCWP - Need to know criteria and study resources Wastewater Laboratory Analyst Certification Exam Practice. Illinois EPA certifies the technical competency of operators of municipal and industrial wastewater treatment/pretreatment facilities and also administers a voluntary certification . All rights reserved. Its a 2 year old post and have then since passed my 3 and ready to take my 4 next year. Grade 4 Wastewater Certification Flashcards - Cram.com Given the following information: -aerobic digester dissolved oxygen level is at 3.5 mg/L. d. hydrochloric acid. Rotating biological contactors have all the following advantages except: Chlorine disinfects water much slower at a pH around 7.0 than at a pH over 8.0. If this is your first exam attempt, a short history of the current exam development should be of interest. Rotating Biological Contactors: c. O3 Wastewater Treatment Operator Certification Exam - 4 Practice Problems Water and Wastewater Courses 6.18K subscribers Subscribe 86K views 5 years ago For practice exams:. Wastewater Certification Information By State c. BOD Activated Sludge Module 2 . se&{1k">N0{5yur-;5Y5#[ !q& kH'U!p_,JjrDGM&tv.~Qsn,3u}L> b)>c^\!rA[6GOE;5N8&6\ciu2k %PDF-1.2 Hb```f``d30 P9eVcrV),VA`}. WATER DISTRIBUTION OPERATOR CERTIFICATION EXAM - 4 PRACTICE - YouTube 0000001180 00000 n Hydrogen Sulfide will exist in a system depending on the presence or absence of_____. a bacteria sample must be mailed so that the lab analysis can begin no later than. -temperature is 19 degrees C. -specific oxygen uptake rate (SOUR) is 1.2mg/L O2/g/hr. How far out from the water's edge should waste pond samples be collected? The process that uses heat to selectively destroy undesirable organisms is called: Disinfection: Rotating Biological Contactors: USE OF CALCULATORS ON THE EXAM 10 . the floating cover on an anaerobic should be inspected how often? the clarifier is hydraulically overloaded, Effluent Disposal: r.invoke.apply(r,arguments):r.queue.push(arguments)}, Wastewater Grade 2 t/f. VII. Basic Chemistry: Rotating Biological Contactors: Activated Sludge: GLOSSARY OF WASTEWATER WORDS 22-28 . Smith, Michael Abbott. Wastewater sources & characteristics: Mar. Sludge Digestion & Solids Handling: Math Sludge Digestion & Solids Handling: How often should the motor bearings be greased in a rotating biological contactor unit? May 7th, 2018 - Revised March 2003 Illinois Environmental Protection Agency Wastewater Operator Certification If this is your first exam attempt . I found a lot of the 3 questions were around anaerobic digestion so I focused a lot on that and it helped me pass. All occupied trenches 4 or more feet deep must provide exits at. Sludge Digestion & Solids Handling: c. acids and alkalies What term describes the condition that exists when the source of the water supply is below the centerline of the pump? Water Operator Resources - Illinois Section American Water Works A solids treatment thickening process method would be c. composting d)Test start standby pimps, motors and generators. A pond that contains algae and requires the use of compressor is classified as, Waste Treatment Ponds: by coe1069, ._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)} Sample Question. c. tapered aeration Waste Treatment Ponds: b. improve operations before digester Please find links to the Certification Information Pages below for each state: Alabama - http://www.adem.state.al.us/programs/water/opcertification.cnt Alaska - Residual Solids Management: d. remove sludge digester, Odor Control: 1. c. lime stabilization Need-to-Know Criteria outline the content that will be covered on the 2017 ABC standardized exams. ._3Qx5bBCG_O8wVZee9J-KyJ{border-top:1px solid var(--newCommunityTheme-widgetColors-lineColor);margin-top:16px;padding-top:16px}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN{margin:0;padding:0}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between;-ms-flex-align:center;align-items:center;margin:8px 0}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ.QgBK4ECuqpeR2umRjYcP2{opacity:.4}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ label{font-size:12px;font-weight:500;line-height:16px;display:-ms-flexbox;display:flex;-ms-flex-align:center;align-items:center}._3Qx5bBCG_O8wVZee9J-KyJ ._2NbKFI9n3wPM76pgfAPEsN ._2btz68cXFBI3RWcfSNwbmJ label svg{fill:currentColor;height:20px;margin-right:4px;width:20px;-ms-flex:0 0 auto;flex:0 0 auto}._3Qx5bBCG_O8wVZee9J-KyJ ._4OtOUaGIjjp2cNJMUxme_{-ms-flex-pack:justify;justify-content:space-between}._3Qx5bBCG_O8wVZee9J-KyJ ._4OtOUaGIjjp2cNJMUxme_ svg{display:inline-block;height:12px;width:12px}._2b2iJtPCDQ6eKanYDf3Jho{-ms-flex:0 0 auto;flex:0 0 auto}._4OtOUaGIjjp2cNJMUxme_{padding:0 12px}._1ra1vBLrjtHjhYDZ_gOy8F{font-family:Noto Sans,Arial,sans-serif;font-size:12px;letter-spacing:unset;line-height:16px;text-transform:unset;--textColor:var(--newCommunityTheme-widgetColors-sidebarWidgetTextColor);--textColorHover:var(--newCommunityTheme-widgetColors-sidebarWidgetTextColorShaded80);font-size:10px;font-weight:700;letter-spacing:.5px;line-height:12px;text-transform:uppercase;color:var(--textColor);fill:var(--textColor);opacity:1}._1ra1vBLrjtHjhYDZ_gOy8F._2UlgIO1LIFVpT30ItAtPfb{--textColor:var(--newRedditTheme-widgetColors-sidebarWidgetTextColor);--textColorHover:var(--newRedditTheme-widgetColors-sidebarWidgetTextColorShaded80)}._1ra1vBLrjtHjhYDZ_gOy8F:active,._1ra1vBLrjtHjhYDZ_gOy8F:hover{color:var(--textColorHover);fill:var(--textColorHover)}._1ra1vBLrjtHjhYDZ_gOy8F:disabled,._1ra1vBLrjtHjhYDZ_gOy8F[data-disabled],._1ra1vBLrjtHjhYDZ_gOy8F[disabled]{opacity:.5;cursor:not-allowed}._3a4fkgD25f5G-b0Y8wVIBe{margin-right:8px} What modified activated sludge process does not require primary treatment? What document provides a profile of hazardous substances and/or mixtures? Water Treatment Practice Test - DEMO - Water Operator Certification c. grit Secondary Treatment: a. nitric acid ._3oeM4kc-2-4z-A0RTQLg0I{display:-ms-flexbox;display:flex;-ms-flex-pack:justify;justify-content:space-between} c. sludge digester What would be the most probable cause for gas leaking through the pressure relief valve on the digester's roof? If is not recommended to start up trickling filters in the _____(season) because bacteria are most ofter dormant at this time, Trickling Filters: Press J to jump to the feed. If an activated sludge plant is hit with a high organic load, what will most like occur in the aeration tank? d. 100:12:5, Trickling Filters: Wastewater Solids Processing: Rotating Biological Contactors: Which one the following types of substances is corrosive and may interfere with biological treatment These questions are similar to, but not the same as, the questions you are likely to encounter on your certification exam. d. flooding the filter, Trickling Filters: Adequate ___BOD, ____nitrogen, ____Phosphorous ratio for microorganisms to grow is usually Practice Exams - Sewer Geek What can be done to the trickling filter to solve high effluent suspended solids? Process wastewater can Mr Jose Proper flow velocity through a grit channel is indicated when the grit being removed contains 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. What is "the" major factor in predicting the performance of wastewater clarifiers? Wastewater Exam 01 Flashcards - Cram.com Disinfection: How often should the oil be changed in the speed reducer of a rotating biological contactor? The Association Certification of Boards doesnt take all of their questions from one book, there are usually several books that they take information from and then compile an exam. Which one of the following species is ozone? the Illinois EPA requires that routine bacteria samples to be taken and analyzed how often. b. Math for Wastewater Treatment Operators Grades 3 amp 4 March 13th, 2009 - Math for Wastewater Treatment Operators Grades 3 amp 4 Practice Problems to Prepare for Wastewater Treatment Operator Certification Exams 1st Edition Catalog Roane State Community College April 30th, 2018 - Note The terms in which a course is normally What would be the cause of a shorted-winding in a motor? When the influent load to a wastewater treatment plant changes rapidly, the best test to control purposes is We weren't able to detect the audio language on your flashcards. 4 I also recommend these practice test to my coworkers. View the 2020-2021 wastewater exam summary statistics of quarterly exam results HERE. Create an account to follow your favorite communities and start taking part in conversations. Stabilization Ponds Operations Manual USEPA 430/9-77-012 Please select the correct language below. Residual Solids Management: Wastewater Operator Certification Exam Book List. If a wastewater treatment plant has four aerobic digesters operated in series, which tank will exert the highest oxygen demand? 2014. Wef Wastewater Operators Practice Exam - Cram.com Wastewater Tougher Questions wastewater grade 1 Wastewater Certification Grade 2 Flashcards Wastewater Grade 4 Questions Wastewater Grade 4 Questions by coe1069 , Mar. This means that each wastewater treatment facility in Illinois is required to be operated by a wastewater operator who is certified at or above the certification level required for the treatment facility. support for the floating cover when it is at its lowest point. 4 feet deep 8 feet deep 3 feet wide 7) A wet well is 9 feet deep by 21 feet in diameter. The clarity of the effluent from an activated sludge process is considered good when the "Secchi" disk cab be read at a level of_______ft, Basic Chemistry: a. gravity 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 b. vibrating trough This 5 question practice test is a demo of the full, 100 question, practice test available to members. a)Clean settling basins and dispose of sludge. The current imbalance between legs of polyphase motors should never exceed____%, Maintenance: d. fats. A solids treatment stabilization process method would be: a. primary clarifier Phone (800) 666-0206. c. rotating feeder c. increase mixing when taking a bacteria sample, the sample bottle should be filled with water. Operators should use special precautions when placing anaerobically digested sludge on a drying bed because sludge contains what gas? Illinois EPA certifies the technical competency of . c. about half the volume as the grit being removed directs raw and digested sludge mixture to a heating area. d. pure oxygen, Activated Sludge: Rotating biological contactors are adversely affected by temperatures below_____degree F. Rotating Biological Contactors: Bacteria are in the ______kingdom, Activated Sludge: Water Operator Practice Tests - Water Nuggets The ABC formula sheet is provided, and you must bring a non-programmable calculator. 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______. ._38lwnrIpIyqxDfAF1iwhcV{background-color:var(--newCommunityTheme-widgetColors-lineColor);border:none;height:1px;margin:16px 0}._37coyt0h8ryIQubA7RHmUc{margin-top:12px;padding-top:12px}._2XJvPvYIEYtcS4ORsDXwa3,._2Vkdik1Q8k0lBEhhA_lRKE,.icon._2Vkdik1Q8k0lBEhhA_lRKE{border-radius:100%;box-sizing:border-box;-ms-flex:none;flex:none;margin-right:8px}._2Vkdik1Q8k0lBEhhA_lRKE,.icon._2Vkdik1Q8k0lBEhhA_lRKE{background-position:50%;background-repeat:no-repeat;background-size:100%;height:54px;width:54px;font-size:54px;line-height:54px}._2Vkdik1Q8k0lBEhhA_lRKE._1uo2TG25LvAJS3bl-u72J4,.icon._2Vkdik1Q8k0lBEhhA_lRKE._1uo2TG25LvAJS3bl-u72J4{filter:blur()}.eGjjbHtkgFc-SYka3LM3M,.icon.eGjjbHtkgFc-SYka3LM3M{border-radius:100%;box-sizing:border-box;-ms-flex:none;flex:none;margin-right:8px;background-position:50%;background-repeat:no-repeat;background-size:100%;height:36px;width:36px}.eGjjbHtkgFc-SYka3LM3M._1uo2TG25LvAJS3bl-u72J4,.icon.eGjjbHtkgFc-SYka3LM3M._1uo2TG25LvAJS3bl-u72J4{filter:blur()}._3nzVPnRRnrls4DOXO_I0fn{margin:auto 0 auto auto;padding-top:10px;vertical-align:middle}._3nzVPnRRnrls4DOXO_I0fn ._1LAmcxBaaqShJsi8RNT-Vp i{color:unset}._2bWoGvMqVhMWwhp4Pgt4LP{margin:16px 0;font-size:12px;font-weight:400;line-height:16px}.icon.tWeTbHFf02PguTEonwJD0{margin-right:4px;vertical-align:top}._2AbGMsrZJPHrLm9e-oyW1E{width:180px;text-align:center}.icon._1cB7-TWJtfCxXAqqeyVb2q{cursor:pointer;margin-left:6px;height:14px;fill:#dadada;font-size:12px;vertical-align:middle}.hpxKmfWP2ZiwdKaWpefMn{background-color:var(--newCommunityTheme-active);background-size:cover;background-image:var(--newCommunityTheme-banner-backgroundImage);background-position-y:center;background-position-x:center;background-repeat:no-repeat;border-radius:3px 3px 0 0;height:34px;margin:-12px -12px 10px}._20Kb6TX_CdnePoT8iEsls6{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin-bottom:8px}._20Kb6TX_CdnePoT8iEsls6>*{display:inline-block;vertical-align:middle}.t9oUK2WY0d28lhLAh3N5q{margin-top:-23px}._2KqgQ5WzoQRJqjjoznu22o{display:inline-block;-ms-flex-negative:0;flex-shrink:0;position:relative}._2D7eYuDY6cYGtybECmsxvE{-ms-flex:1 1 auto;flex:1 1 auto;overflow:hidden;text-overflow:ellipsis}._2D7eYuDY6cYGtybECmsxvE:hover{text-decoration:underline}._19bCWnxeTjqzBElWZfIlJb{font-size:16px;font-weight:500;line-height:20px;display:inline-block}._2TC7AdkcuxFIFKRO_VWis8{margin-left:10px;margin-top:30px}._2TC7AdkcuxFIFKRO_VWis8._35WVFxUni5zeFkPk7O4iiB{margin-top:35px}._1LAmcxBaaqShJsi8RNT-Vp{padding:0 2px 0 4px;vertical-align:middle}._2BY2-wxSbNFYqAy98jWyTC{margin-top:10px}._3sGbDVmLJd_8OV8Kfl7dVv{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:21px;margin-top:8px;word-wrap:break-word}._1qiHDKK74j6hUNxM0p9ZIp{margin-top:12px}.Jy6FIGP1NvWbVjQZN7FHA,._326PJFFRv8chYfOlaEYmGt,._1eMniuqQCoYf3kOpyx83Jj,._1cDoUuVvel5B1n5wa3K507{-ms-flex-pack:center;justify-content:center;margin-top:12px;width:100%}._1eMniuqQCoYf3kOpyx83Jj{margin-bottom:8px}._2_w8DCFR-DCxgxlP1SGNq5{margin-right:4px;vertical-align:middle}._1aS-wQ7rpbcxKT0d5kjrbh{border-radius:4px;display:inline-block;padding:4px}._2cn386lOe1A_DTmBUA-qSM{border-top:1px solid var(--newCommunityTheme-widgetColors-lineColor);margin-top:10px}._2Zdkj7cQEO3zSGHGK2XnZv{display:inline-block}.wzFxUZxKK8HkWiEhs0tyE{font-size:12px;font-weight:700;line-height:16px;color:var(--newCommunityTheme-button);cursor:pointer;text-align:left;margin-top:2px}._3R24jLERJTaoRbM_vYd9v0._3R24jLERJTaoRbM_vYd9v0._3R24jLERJTaoRbM_vYd9v0{display:none}.yobE-ux_T1smVDcFMMKFv{font-size:16px;font-weight:500;line-height:20px}._1vPW2g721nsu89X6ojahiX{margin-top:12px}._pTJqhLm_UAXS5SZtLPKd{text-transform:none} d. organic toxicants, Activated Sludge: ._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} Another solids treatment thickening process would be: To help you study for your wastewater treatment operator certification exam, here are four practice problems. Royceu.com is where you wanna go. Upgrade to Combined Grade 7 - Massachusetts Wastewater Treatment Plant Operator. Motor insulation material comes in four classes and the are based on_______, Maintenance: Wastewater Class 2 multiple choice. Approx. Most algae are in the____kingdom, Activated Sludge: c. orifice GA Water Operator Training | American Water College b. mineral oils Our proven study tools will prepare you to take the Water Treatment, Water Distribution and Wastewater Operator exams with confidence. c. has less flocculant than primary sludges 2017 Wastewater Treatment Operator Formula/Conversion Table. brought to you by royceu.com at least two pipe diameters above the rim. Student Resources. How do you calibrate a chemical feed pump? When is the dissolved oxygen in a waste pond the highest? What should be the color of an oxidation ditch that is working properly? c. vacuum filters d. plunger feeder, Solids removal from secondary effluent: Wastewater Operator Certification Exam Schedule You must have a Letter of Admission to take the wastewater operator examination. PRACTICE EXAM 13-20 . Which method would not be used to feed LIQUID chemicals? 2,380 Gal./Min. The full practice test is randomly generated from a database of hundreds of questions, meaning no two test are ever exactly the same.