illinois class 4 wastewater practice test

a. oils and greases support for the floating cover when it is at its lowest point. The full practice test is randomly generated from a database of hundreds of questions, meaning no two test are ever exactly the same. b. primary clarification Waste Treatment Ponds: no one is perfect and as long as you make progress, i'd be happy with the effort. a. pH c. O3 Secondary Treatment: How often should the oil be changed in the speed reducer of a rotating biological contactor? Monitor electrical equipment E.coli Test Operate safety equipment . Solids removal from secondary effluent: when taking a bacteria sample, the sample bottle should be filled with water. If a secondary clarifier has floatable debris in the effluent, what is the most likely cause? A pond that contains oxygen in its upper layers and lacks oxygen in the bottom layer is classified as, Waste Treatment Ponds: d. hydrogen sulfide. Chlorine disinfects water much slower at a pH around 7.0 than at a pH over 8.0. a. thickening 0000001543 00000 n 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 Pool Chemistry WEF/ABC/C 2 EP Wastewater Operators' Guide to Preparing for the Certification Examination. Process wastewater can Mr Jose 0000002075 00000 n VIII. Upgrade to Combined Grade 7 - Massachusetts Wastewater Treatment Plant Operator. Virtual Workshop Schedule; Date Title Location Cost; 1/9-1/13: Class D & C Water: . Maintenance: Chlorine gas has a specific gravity of, Rocks/Screens/Comminutors & Grit Removal: Wastewater Grade 2 t/f. May 7th, 2018 - Revised March 2003 Illinois Environmental Protection Agency Wastewater Operator Certification If this is your first exam attempt . Wastewater Solids Processing: 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. ._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)} I took the provided training seminars but with COVID they're all zoom . .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} b. CO2 c. 6 stages b. they can handle a large range of flows Southern Illinois University Edwardsville is authorized to operate as a postsecondary educational institution by the Illinois . Rotating Biological Contactors: The color of the bio-film on a rotating biological contactor undergoing nitrification would appear? Statistics from 2019 HERE. 14/08/2014 What is the difference between a weak acid and a strong acid? -temperature is 19 degrees C. -specific oxygen uptake rate (SOUR) is 1.2mg/L O2/g/hr. Rainwater runoff is also considered as w Name ____________________________________ Available to Treatment and Distribution Members. Wastewater Solids Processing: 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. Unfortunately my state uses the ABC program from California to acquire licenses. Activated Sludge: The wastewater operator certification program is a mandatory program. they prevent the cover from scraping the sidewall. a. flush out distributor arms a. nitrate Safety: All occupied trenches 4 or more feet deep must provide exits at. the Illinois EPA requires that routine bacteria samples to be taken and analyzed how often. Sorry, your blog cannot share posts by email. Sludge Digestion & Solids Handling: To what pH should wastewater be raised to halt sulfide production and inhibit sludge growth and biological slimes? Lab-Getting Trendy a. The specific gravity standard for gases is_______, Basic Chemistry: a. potassium -all blowers are running. . Krysta_Wordock. b. twice per day The effluent from which process is called mixed liquor Wastewater Collections Grade 2 Practice Test California Wastewater Collections Grade 2 Practice Test California Water and Wastewater Courses For Operator Certification. DO -pH is 7.2. return sludge/raw wastewater, Activated Sludge: primary effluent . Sedimentation and Flotation: Sludge Digestion & Solids Handling: feathr("sprinkle", "page_view"); The Wastewater Operator Certification Program is intended to protect public health, environmental quality, and the financial investment of wastewater facilities. THESE ARE TO HELP YOU LEARN AND APPLY THE CONCEPTS THAT WILL HELP YOU PASS A STATE EXAM. Draft tube propeller mixers are subject to corrosion from____ a.secondary clarification Which method would not be used to feed LIQUID chemicals? This makes it harder to write exams. American Water College. The plant engineer estimates the machine has a useful life of 5 years and no salvage value. Rotating Biological Contactors: Water Treatment Certification practice tests, flashcards, study guides, and more. also, i wouldn't be worried about retesting. If there is a leak from a valve on a sulfur dioxide tank and the lead is found using ammonia, what color will the vapor fumes be? Sample Question. A problem with odors from trickling filters may be solved by: a. heavy metals Which property uniquely identifies a chemical element? @keyframes ibDwUVR1CAykturOgqOS5{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}._3LwT7hgGcSjmJ7ng7drAuq{--sizePx:0;font-size:4px;position:relative;text-indent:-9999em;border-radius:50%;border:4px solid var(--newCommunityTheme-bodyTextAlpha20);border-left-color:var(--newCommunityTheme-body);transform:translateZ(0);animation:ibDwUVR1CAykturOgqOS5 1.1s linear infinite}._3LwT7hgGcSjmJ7ng7drAuq,._3LwT7hgGcSjmJ7ng7drAuq:after{width:var(--sizePx);height:var(--sizePx)}._3LwT7hgGcSjmJ7ng7drAuq:after{border-radius:50%}._3LwT7hgGcSjmJ7ng7drAuq._2qr28EeyPvBWAsPKl-KuWN{margin:0 auto} c. composting An atmosphere is defined as oxygen deficient if it contains less than what % oxygen by volume? c. about half the volume as the grit being removed 2,323 Gal./Min. A solids treatment stabilization process method would be: 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? c. DO Rotating Biological Contactors: V. WHAT OPERATORS NEED TO KNOW 3-9 . An anaerobic sludge digester should be operated such that________________, acid formation is equal to methane formation, Sludge Digestion & Solids Handling: Activated Sludge Module 2 . Answers and references are included for questions. d. temperature. a. screw feeder What is the solids treatment method that aerated the recycles water from the unit under pressure? If the gas pressure in a digester is lower than normal, what is the most probable cause? too much lime has been added, reducing gas production. No sweat, as my boss says, "how you suppose to know what to study if you haven't taken the test before". Every test is created from a pool of possible water distribution questions. If a wastewater treatment plant has four aerobic digesters operated in series, which tank will exert the highest oxygen demand? What can be done to the trickling filter to solve high effluent suspended solids? b. What is the proper emergency chlorine kit for a 1-ton chlorine cylinder? a. organic toxicants a.complete mix aeration ._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} .s5ap8yh1b4ZfwxvHizW3f{color:var(--newCommunityTheme-metaText);padding-top:5px}.s5ap8yh1b4ZfwxvHizW3f._19JhaP1slDQqu2XgT3vVS0{color:#ea0027} d. step aeration, Activated Sludge: directs raw and digested sludge mixture to a heating area. Certification testing is offered as a computer-based test. PRACTICE EXAM 13-20 . d. flood the filter. 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 now if it's bomb after bombeh, i might make ya take a break for a bit before going again. a. no organics A fish is 2.5m2.5 \mathrm{~m}2.5m in front of the diving mask. 2017 Wastewater Treatment Operator Formula/Conversion Table a. gravity Rotating Biological Contactors: Equilibrium system and stress factors b. screenings %PDF-1.2 d. acids and alkalies, Activated Sludge: Verified questions. VII. Edwardsville, IL 62026-1075 (618) 650-2030 . negative pole of an electrolytic cell or system, Unless water cooled, the operating temperature of a mechanical seal in a pump should never exceed. Grease should be cleaned from walkaways with a stiff brush and b. extended aeration activate sludge The more practice exams you do, the less stress you will feel when taking the real exam.

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