illinois class 4 wastewater practice test

Solids removal from secondary effluent: If the sewer rate is $25 for the first 500ft and all wastewater generated over that amount is billed at the rate of $2.50 per 100ft3, how much would a customer generating 1200ft2 of wastewater be billed? d. about the same volume as the grit being removed. I found a lot of the 3 questions were around anaerobic digestion so I focused a lot on that and it helped me pass. c. BOD Residual Solids Management: c. about half the volume as the grit being removed I included the answers at the bottom of this page. d. flood the filter. FAQs - Wastewater Operator Certification - Illinois ._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} Massachusetts Wastewater Operator Certification Exams Im trying to pass n-2 failed twice by two points . Illinois EPA certifies the technical competency of . Effluent Disposal: Contact Andrea Rhodes _____? -temperature is 19 degrees C. -specific oxygen uptake rate (SOUR) is 1.2mg/L O2/g/hr. Disinfection: -pH is 7.2. If an activated sludge plant is hit with a high organic load, what will most like occur in the aeration tank? If the manometer indicates the gas pressure in a digester is below normal, what would be the most probable cause? I had the same problem with my ABC exam for my industrial license. 2017 Wastewater Treatment Operator Formula/Conversion Table Which type of feeder would most likely feed clear solutions? I also recommend these practice test to my coworkers. Wastewater Practice Test - Water Operator Certification Study Guide An atmosphere is defined as oxygen deficient if it contains less than what % oxygen by volume? d. low operating costs, as they are east to run, Secondary Treatment: Wastewater Practice Test - DEMO This 5 question practice test is a demo of the full, 100 question, practice test available to members. Secondary clarifiers are usually located after: What substance can cause obstructions in the sewer system and may cause anaerobic decomposition where the substances accumulate? c. composting Which one of the following best defines the term stray-current corrosion? By the way, please keep in mind these problems are for anyone who is pursuing the first two certification levels. c. flammable oils Effluent Disposal: Loading Rates. How often should the mainshaft bearings be greased in a rotating biological contactor unit? Class 4 Study Guide Wastewater Operator Certification . Following the activated sludge what process modification is very sensitive to bulking? Rainwater runoff is also considered as w Name ____________________________________ (time of day), Waste Treatment Ponds: @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} The solids treatment method that usually dewaters solids by mixing them with a bulking agent, and then waiting for biological stabilization to occur is called________, Wastewater Solids Processing: Activated Sludge Module 1 . Questions: 26 | Attempts: 3527 | Last updated: Mar 22, 2022. If power to a Test Center is temporarily interrupted during an administration, your examination will be restarted. c. aerobic pond DO That may seem obvious but, too many people take the certification exam with little or no preparation. Which one of the following types of wastewater ponds listed below is not classified like the other three? Virtual Water workshops meet from 1:00 p.m. to 4:00 p.m. c. COD d. hydrochloric acid. 2017 Wastewater Treatment Operator Formula/Conversion Table. Wastewater Solids Processing: 0000001180 00000 n A pond that contains algae and requires the use of compressor is classified as, Waste Treatment Ponds: The color of the bio-film on a rotating biological contactor undergoing nitrification would appear? I did my collection lvl4 and treatment lvl4, failed both, 8 year in the industry, tough exam. The more practice exams you do, the less stress you will feel when taking the real exam. d. brown These practice questions and answers are brought to you free of charge by RoyCEU.com. How far out from the water's edge should waste pond samples be collected? Sludge Digestion & Solids Handling: TABLE OF CONTENTS . There are 22 individual lesson modules included in this course. WEF/ABC/C 2 EP Wastewater Operators' Guide to Preparing for the Certification Examination. a. sand drying beds c. rotating feeder If the head works in a wastewater treatment plant had an H2S odor, what would be the most likely solution? + . What do corbels provide in an anaerobic digester? c. green Basic Chemistry: 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. Press question mark to learn the rest of the keyboard shortcuts, https://royceu.com/Public/PracticeQuizes.aspx. I took the provided training seminars but with COVID they're all zoom . 14/08/2014 Sample Question. Class 4E On-Site Wastewater Certification Exam . Residual Solids Management: Just wanted to make sure Im looking at the right tests/guides. b. an anaerobic digester H}Wr8[$HB$"&.ZO*JJ4p8(To>|H^sGGrB*G*f%G. In a small package, wastewater treatment plant, the operator should try to keep the dissolved oxygen in the aeration tank at approximately:____mg/L. Water Treatment Quizzes & Trivia - ProProfs b. complete mix aeration Wastewater sources & characteristics: 10 7. d. chemical addition with counter masking or masking agents, chemical addition with counter masking or masking agents. . This course compiles 14 individual lessons into one course to make 16 hours. Was it a 3 in collections or treatment? Hydrogen Sulfide will exist in a system depending on the presence or absence of_____. Study key C amp D IN gov. c. gasoline products . Mixed liquor is a combination of what 3 things? Approx. Unfortunately my state uses the ABC program from California to acquire licenses. Wastewater Certification Practice Exam | Approved Environment Inc. Please select the correct language below. a. rotameter /Length 9 0 R a. What type of pond would receive wastewater form a secondary treatment system? c. once per day b. CO2 CA Grade 4 amp 5 Wastewater Math Part 2 of 3 YouTube. d. flooding the filter, Trickling Filters: c. sludge drying bed or pond What does the wastewater industry call sludge that is only partially digested? illinois class 4 wastewater practice test. Wastewater Operator Certification Exam Book List. c. volatile-acid-alkalinity ratio 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: When is the dissolved oxygen in a waste pond the highest? Wastewater Grade 2 t/f. Activated Sludge: What is the optimum temperature range of mesophile bacteria in anaerobic digestion? Sludge Digestion & Solids Handling: Sludge Digestion & Solids Handling: Tightened down to a drip. This stage takes care of the dissolved organic matter that escapes the primary stage. The process that uses heat to selectively destroy undesirable organisms is called: Disinfection: d. COD, Trickling Filters: + Sludge Digestion & Solids Handling: I passed the next time. When the influent load to a wastewater treatment plant changes rapidly, the best test to control purposes is When preparing a sample for laboratory analysis that involves acid and water, how should the sample be poured? Anaerobic ponds usually range in depth from___-___ft, Wastewater Treatment Facilities: -high surface turbulence. a. screw feeder Wastewater Operator Certification Study Guide Spi Edition Wastewater sources & characteristics: May 7th, 2018 - Revised March 2003 Illinois Environmental Protection Agency Wastewater Operator Certification If this is your first exam attempt . Wastewater Certification practice tests, flashcards, study guides, and more. In general, secondary sludges: Keyword Glossary. Good luck. .c_dVyWK3BXRxSN3ULLJ_t{border-radius:4px 4px 0 0;height:34px;left:0;position:absolute;right:0;top:0}._1OQL3FCA9BfgI57ghHHgV3{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;-ms-flex-pack:start;justify-content:flex-start;margin-top:32px}._1OQL3FCA9BfgI57ghHHgV3 ._33jgwegeMTJ-FJaaHMeOjV{border-radius:9001px;height:32px;width:32px}._1OQL3FCA9BfgI57ghHHgV3 ._1wQQNkVR4qNpQCzA19X4B6{height:16px;margin-left:8px;width:200px}._39IvqNe6cqNVXcMFxFWFxx{display:-ms-flexbox;display:flex;margin:12px 0}._39IvqNe6cqNVXcMFxFWFxx ._29TSdL_ZMpyzfQ_bfdcBSc{-ms-flex:1;flex:1}._39IvqNe6cqNVXcMFxFWFxx .JEV9fXVlt_7DgH-zLepBH{height:18px;width:50px}._39IvqNe6cqNVXcMFxFWFxx ._3YCOmnWpGeRBW_Psd5WMPR{height:12px;margin-top:4px;width:60px}._2iO5zt81CSiYhWRF9WylyN{height:18px;margin-bottom:4px}._2iO5zt81CSiYhWRF9WylyN._2E9u5XvlGwlpnzki78vasG{width:230px}._2iO5zt81CSiYhWRF9WylyN.fDElwzn43eJToKzSCkejE{width:100%}._2iO5zt81CSiYhWRF9WylyN._2kNB7LAYYqYdyS85f8pqfi{width:250px}._2iO5zt81CSiYhWRF9WylyN._1XmngqAPKZO_1lDBwcQrR7{width:120px}._3XbVvl-zJDbcDeEdSgxV4_{border-radius:4px;height:32px;margin-top:16px;width:100%}._2hgXdc8jVQaXYAXvnqEyED{animation:_3XkHjK4wMgxtjzC1TvoXrb 1.5s ease infinite;background:linear-gradient(90deg,var(--newCommunityTheme-field),var(--newCommunityTheme-inactive),var(--newCommunityTheme-field));background-size:200%}._1KWSZXqSM_BLhBzkPyJFGR{background-color:var(--newCommunityTheme-widgetColors-sidebarWidgetBackgroundColor);border-radius:4px;padding:12px;position:relative;width:auto} Sedimentation and Flotation: a. gray a. oils and greases anatomy and physiology. 0000000700 00000 n c. 6 stages . no one is perfect and as long as you make progress, i'd be happy with the effort. b. primary clarification 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. temperature favoring the growth of a particular species of algae. also, i wouldn't be worried about retesting. 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 activated sludge in an aeration tank Disinfection: how much surface area of a rotating biological contactor is immerses in the wastewater? d. step aeration, Activated Sludge: A pond that contains oxygen in its upper layers and lacks oxygen in the bottom layer is classified as, Waste Treatment Ponds: Approved Environment, Inc. offers 50 online continuing education (CE) courses for water and wastewater. All rights reserved. Rotating Biological Contactors: Please sign in to share these flashcards. Wastewater Treatment Plant Operator Certification Training - Academia.edu Student Resources. Sludge Digestion & Solids Handling: This test is designed to simulate the actual Wastewater exam as closely as possible. Waste Treatment Ponds: Final DO: 5.9. Study Guide . GLOSSARY OF WASTEWATER WORDS 22-28 . Wastewater Solids Processing: What is the ultimate measure of effective chlorination? The Wastewater Operator Certification Program is intended to protect public health, environmental quality, and the financial investment of wastewater facilities. Bacteria are in the ______kingdom, Activated Sludge: ABC Certification - Testing Services - Membership - Conference/Calendar - Certification Contacts - Continuing Education Review - About Us - Contact Us. Back to CCWP - Steps to becoming certified. d. have a density significantly greater than water, contain 20-25% nonvolatile inorganic matter. 2,135 Gal./Min. Disinfection: Sewer "B" has 94,875 people at What type of protozoa is typically associated with a poor treatment process and a young bio-solids age? How often should flame arresters be service on anaerobic digesters? ._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} Class I - Wastewater Class I - Operator Class I - Water Distribution Class II - Operator Class II - Water Distribution Class III - Water Treatment Class III - Water Distribution Class IV - Water Distribution Learning Excel Workbook Basics Function Basics More Training on Microsoft's website Puzzle Puzzle: KRWA is going to PIECES! What is the proper emergency chlorine kit for a 1-ton chlorine cylinder? that is they must test what they are supposed to test. Filter sloughings are a product of: Sedimentation and Flotation: 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. Typically, an anaerobic digester will produce about 30%-35% by volume of which gas? These practice tests are a great study tool to add to your Water Distribution Operator Exam studying process. b. decrease circulation Sludge Digestion & Solids Handling: If this is your first exam attempt, a short history of the current exam development should be of interest. d. organisms available to treat the wastes, Activated Sludge: Sedimentation and Flotation: .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} 4 b. concentration Math questions include the method to solve. Wastewater class 3 practice exam eXam Aswers Search Engine Submit Wastewater . a. heavy metals Name the solids treatment method that has a solids buildup which forms a blanket on the bottom and forces the water out due to compression? The plant engineer estimates the machine has a useful life of 5 years and no salvage value. What is WEF? c. DO 4.5 in. d)Test start standby pimps, motors and generators. c. add treatment chemicals Sedimentation and Flotation: Activated Sludge: Collection Class 3; Collection Class 4 - most advanced level Small wastewater system operators oversee wastewater systems serving fewer than 3,300 persons. To see these classes - CLICK HERE. c. has less flocculant than primary sludges Thanks for your reply! IL Water Operator Training | American Water College Water Operator Practice Tests - Water Nuggets PDF Practice Exams For Wastewater Laboratory Analyst Certification To what pH should wastewater be raised to halt sulfide production and inhibit sludge growth and biological slimes? d. plunger feeder, Solids removal from secondary effluent: What modified activated sludge process does not require primary treatment? Wastewater sources & characteristics: You must sign in or sign up to start the quiz. ABC wastewater exam class III : r/Wastewater - reddit.com WEF/ABC/C 2 EP Collection Systems Operators' Guide to Preparing for the Certification Examination. a. incinerated material Surface loading and detention time is a clarifier are directly related to: Sedimentation and Flotation: a. no organics /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/IdCard.ea0ac1df4e6491a16d39_.css.map*/not saying the books aren't a great info source, cuz they are packed with it, but it is an overload for these tests. H2SO4. 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. Sorry, your blog cannot share posts by email. b. are more fibrous Edwardsville, Illinois 62026-1075 (618) 650-2030 . Sludge Digestion & Solids Handling: What about the removal of suspended solids? Basic Chemistry: a. potassium Introduction PDF Class 2 Study Guide