illinois class 4 wastewater practice test

name the laboratory glassware that can be used to heat liquids in an open flame? Non -sewage: This is discharged by manufacturing processes and commercial enterprises. The plant engineer estimates the machine has a useful life of 5 years and no salvage value. Solids removal from secondary effluent: What should be the air gap separation between a potable water pipe and the rim of a wastewater tank? Which organism wold most probably be associated with moderate sludge age and effluent water quality, Wastewater sources & characteristics: d. scum, Residual Solids Management: Secondary clarifiers are usually located after: Digestion is working properly if the volatile solids content of the raw sludge has been reduced by ___-___%, Sludge Digestion & Solids Handling: Secondary Treatment: Wastewater Certification practice tests, flashcards, study guides, and more. d. step aeration, Activated Sludge: 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! Disinfection: Which one of the following types of substance is not soluble in water and has the potential of creating explosive conditions? c. cyanides b. trickling filter Activated Sludge: now if it's bomb after bombeh, i might make ya take a break for a bit before going again. b. wet air oxidation Wastewater Certification Information By State October 30, 2018 We have many people contact us regarding Wastewater Operator Certification in many states. a. heat treatment b. reduce turbulence 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. Illinois EPA certifies the technical competency of . Each of the Practice Exams is a multiple choice test (50 questions). 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? c. acids and alkalies THESE ARE TO HELP YOU LEARN AND APPLY THE CONCEPTS THAT WILL HELP YOU PASS A STATE EXAM. $32 c. $36 d. $42.50 a. incinerated material Aerobic ponds usually range in depth from ___-____ft, Wastewater Treatment Facilities: Given the following information: -aerobic digester dissolved oxygen level is at 3.5 mg/L. Sludge Digestion & Solids Handling: b. NO2 What should be the color of an oxidation ditch that is working properly? What can be done to the trickling filter to solve high effluent suspended solids? What is the acceptable sulfur dioxide level in mg/L in wastewater plant effluent? The most common flow-measure device for wastewater is a_____, Wastewater Treatment Facilities: What is the ideal temperature range for methane-forming bacteria in anaerobic digesters? Which one of the following ius the least important in the successful operation of an activated sludge plant? Monitor electrical equipment E.coli Test Operate safety equipment . They all produce high volumes of wastewater. The most important factor in the high-rate process of anaerobic digestion is: Sedimentation and Flotation: Just wanted to make sure Im looking at the right tests/guides. a. hair 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. What is the solids treatment method that aerated the recycles water from the unit under pressure? Basic Chemistry: b. hypochlorous acid a. screw feeder .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} How often should flame arresters be service on anaerobic digesters? The last stage is the treatment of RMW. This test is designed to simulate the actual Wastewater exam as closely as possible. too much lime has been added, reducing gas production. How many stages are usually present in the rotating biological contactor process? 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 d. flooding the filter, Trickling Filters: 2019 Association of Boards of Certification. Wastewater Solids Processing: WEF/ABC/C 2 EP Wastewater Operators' Guide to Preparing for the Certification Examination. WasteWater Operator Certification, Grade 2, Wastewater Treatment Facilities: Sorry, your blog cannot share posts by email. Practice Tests. d. DO. Wastewater Grade 2 t/f. IX. 1 Study only Chapters 1 and 8 (Introduction to Wastewater Treatment, 1.1 through 1.9 and 8.3 through 8.5) of Book #1. Virtual Water workshops meet from 1:00 p.m. to 4:00 p.m. . %PDF-1.4 % while the pump is running, what is the pump rate in GPM? 4.5 in. Note: The Grade 7 Upgrade Application must be mailed to the Commonwealth of Mass, as shown on the form. When is the dissolved oxygen in a waste pond the highest? If a sludge cake consists of 60% solids, where did it mostly likely originate from? directs raw and digested sludge mixture to a heating area. These practice tests are a great study tool to add to your Water Distribution Operator Exam studying process. ._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} What is the proper emergency chlorine kit for a 1-ton chlorine cylinder? c. a biological process Humus sludge is biomass from, Trickling Filters: The specific gravity standard for gases is_______, Basic Chemistry: Approved Environment, Inc. offers 50 online continuing education (CE) courses for water and wastewater. Hb```f``d30 P9eVcrV),VA`}. Secondary Treatment: Class 4 Wastewater IL 4.0 (1 review) Term 1 / 88 What do you do if a sewer line is plugged? Bacteria in an anaerobic digester will effectively utilize: The recommended minimum depth for a waste pond is". !function(f,e,a,t,h,r){if(!f[h]){r=f[h]=function(){r.invoke? Wastewater Practice Test - DEMO This 5 question practice test is a demo of the full, 100 question, practice test available to members. Please find links to the Certification Information Pages below for each state: Alabama - http://www.adem.state.al.us/programs/water/opcertification.cnt Alaska - Name the type of centrifuge that uses a knife or plow insertion to scrap off the "cake" from its walls? how often should the thermal valves be dismantled for service? All rights reserved. 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. c. vacuum filters . When inserting glass tubing into a rubber hose or stopper, never use____for lubrication, Basic Chemistry: (22.60 g 21.03 g) (21.75 g 21.03 g), Click to share on LinkedIn (Opens in new window), Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Pinterest (Opens in new window), Click to email this to a friend (Opens in new window), Practice Question: Temperature Affect on Denitrification, Practice Question: Water System Evaluation. c. aerobic pond What condition will occur if sludge is not pumped out of primary clarifiers at regular intervals? What would be the cause of a shorted-winding in a motor? Sludge Digestion & Solids Handling: b)Determine that all the plant equipment is operational. d. chemical oxidation, Wastewater Solids Processing: what type of waste solids would most likely be sent to a rendering reclamation? b. vibrating trough Approximately what % of the dissolved solids in wastewater are organics, Wastewater sources & characteristics: 2,135 Gal./Min. What is the most accurate measure of the organisms present in an aerator for treating incoming wastes? Sludge Digestion & Solids Handling: You have created 2 folders. Wastewater Solids Processing: a. thickening Wastewater Collections Grade 2 Practice Test California Wastewater Collections Grade 2 Practice Test California Water and Wastewater Courses For Operator Certification. Where would toxicants least likely cause a problem for a wastewater treatment plant? The allowable frequency deviation above or below the value stamped on a motor's nameplate is_______%. USE OF CALCULATORS ON THE EXAM 10 . Virtual Wastewater and Math Review workshops meet from 1:00 p.m. to 3:00 p.m. 100:5:1 return sludge/raw wastewater, Activated Sludge: Sludge Digestion & Solids Handling: ._1x9diBHPBP-hL1JiwUwJ5J{font-size:14px;font-weight:500;line-height:18px;color:#ff585b;padding-left:3px;padding-right:24px}._2B0OHMLKb9TXNdd9g5Ere-,._1xKxnscCn2PjBiXhorZef4{height:16px;padding-right:4px;vertical-align:top}.icon._1LLqoNXrOsaIkMtOuTBmO5{height:20px;vertical-align:middle;padding-right:8px}.QB2Yrr8uihZVRhvwrKuMS{height:18px;padding-right:8px;vertical-align:top}._3w_KK8BUvCMkCPWZVsZQn0{font-size:14px;font-weight:500;line-height:18px;color:var(--newCommunityTheme-actionIcon)}._3w_KK8BUvCMkCPWZVsZQn0 ._1LLqoNXrOsaIkMtOuTBmO5,._3w_KK8BUvCMkCPWZVsZQn0 ._2B0OHMLKb9TXNdd9g5Ere-,._3w_KK8BUvCMkCPWZVsZQn0 ._1xKxnscCn2PjBiXhorZef4,._3w_KK8BUvCMkCPWZVsZQn0 .QB2Yrr8uihZVRhvwrKuMS{fill:var(--newCommunityTheme-actionIcon)} d. plunger feeder, Solids removal from secondary effluent: when one liquid is dissolved in another liquid it is called. b. flotation Standards of conduct and practice were revised to exclude marijuana-related drug distribution misdemeanor convictions from convictions that a regulant must report to the Board. acid fermentaters would predominate and pH would decrease, Sludge Digestion & Solids Handling: The allowable voltage above or below the value stamped on a motor's nameplates is_____%, Maintenance: Its a 2 year old post and have then since passed my 3 and ready to take my 4 next year. You have already completed the quiz before. Maintenance: The best operation performance for an anaerobic digester is when it is feed Class 2 wastewater operator certification examination. c. green To what pH should wastewater be raised to halt sulfide production and inhibit sludge growth and biological slimes? 0000001543 00000 n For an examinee or testing client unfamiliar with the Association of Boards of Certification's computerized exams, Experience ABC's Computerized Exams gives a closer look.