To properly operate a waterworks or wastewater treatment plant and to pass the examination for a waterworkswastewater operators license, it is necessary to. Very small water system operators guidebook to preparing. Public water system operators are trained and certified and that they have knowledge and understanding of the public health reasons for drinking water standards p. Wastewater and drinking water system operators are frontline environmental professionals who ensure the quality of kentuckys water resources and protect the publics health. The dwocp is responsible for the testing and certification of approximately 35,000 water treatment and water distribution operators throughout the state of california. Water operator exam formula sheet 42008 1 foot 12 inches 1 minute 60 seconds cfs cubic feet per second 1 inch 2. Ri demwater resources sample wastewater operator licensing. Converting units is easy when you use the goalpost method to set up your problems. Mar 21, 2012 american water college presents problem solved. In addition, they provide a handy desk reference and handheld guide for daily use in making operational math computations. Learn how to factor units into your solutions to math problems on licensing exams. Express fraction in a vertical format to 3 3 step 2. Applesandapplesororangesand oranges,notapplesandoranges. An operator may be given dry chemicals usually chlorine that is not 100% strength consider this in the dosage problem.
Lumpy water math was written to help wastewater treatment plant operators and collection system operators with the basic problem solving ability needed to evaluate and control these systems. Free download water wastewater calculations manual. The cwwwt plant manager is interested in learning more so he visits a neighboring plant to see how they control their process. This math study text is designed to help wastewater operators improve their math skills, pass certification exams. Basic math handbook overview this handbook is designed for operators taking the class i or class ii water operator certification exam. The course is for newer operators, who are pursuing the first 2 certification levels.
In all likelihood, fifty percent of the math questions on any introductorylevel water treatment facility operator exam will involve the calculation of chemical poundage and chemical dosages. Skip over the entry level water operator license and apply directly for the second level license in california. How about waterworkswastewater treatment plant operators at higher levels of licensure do they also need to be well versed in mathematical operations. Wastewater and drinking water treatment plant operator training. Basic math for utility operators tennessee association of. The wastewater operator certification program is a mandatory program.
What is the volume in cubic feet of a rectangular tank that is 10ft by 30ft by 16ft and how many gallons can fit in it. Basic water treatment math formulas for surface and well exams these formulas are intended to serve as a general resource and are not intended to be an all. Water distribution operator certification classes grade 1. Pdf mathematics manual for water and wastewater treatment. The secret to wastewater math treatment plant operator. This course focuses on math concepts related to water treatment plant operation and applies these concepts to workrelated math problems. This math study text is designed to help wastewater operators improve their math skills, pass certification exams, perform their jobs better, and advance their careers. Treatment plant operator, a magazine for wastewater and water operators, engineers and lab technicians, covers municipal and industrial treatment plants.
It is also an important calculation for water treatment. Most wastewater operators cite mathematics as the subject giving them the most difficulty on their operator certification exams, as well as on the job. Wastewater treatment facility operators math workbook wqwwtp802. Steve duerre gene erickson dave gustafson david lane dwayne nelson september 2008 edition revised by nancy ellefson wqwwtp802 2008, state of minnesota, minnesota pollution control agency 3. Most well water is clean and safe to drink right out of the ground and only requires treatment to keep it safe through the distribution system. Addition, subtraction, multiplication, and division. Mathematics manual for water and wastewater treatment plant operators by frank r. The secret to wastewater math put the calculator aside for a moment. This tool, in addition, to the class i or class ii course manual, along with your operating experience and common sense, should help you pass the certification exam. This manual provides 15 chapters of the surface water treatment operator certification course.
This handbook is designed for operators taking the class iii or class iv water operator certification exam. Mathematics manual for water and wastewater treatment. This tool, in addition to the class iiiiv course manual, your operating experience and common sense, should help you pass the required certification exam. Mathematical calculations can be a challenge for even for the most veteran of water and wastewater operators. Basic water treatment math formulas for surface and well exams. What is the volume of a tank in gallons if it is 12 feet deep and has a diameter of 30 feet.
A wastewater treatment facility has three primary clarifiers available for use. Water treatment operator certification class grade 1. In 2014, the dwocp was transferred to the state water resources control board swrcb in the division of financial assistance. Back to basics math for operators jim borton, senior operations specialist note. Topics include an overview of basic math for wastewater treatment. At sea level, the freezing temperature of water is 0 degrees celsius and the boiling point of water is 100 degrees celsius. Simplified math for waterworks operators 9volume problems. Pdf free download water wastewater calculations manual. Spellman dimensional analysis used to check if a problem is set up correctly work with the units of measure, not the numbers step 1. Water distribution pumps training for water system operators wso. Mathematics manual for water and wastewater treatment plant. Mathematics manual for water and wastewater treatment plant operators. Temperature conversion metric temperature units include degrees celsius and degrees kelvin degrees celsius plus 273.
Handbook of water and wastewater treatment plant operations. This course covers 90 practice questions for the water treatment operator certification exam, including both water treatment concepts and math problems. 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. Basic water treatment math formulas for surface and well. Formula and conversion sheet for drinking water treatment and distribution. You will need to bring a calculator, preferably two, one for a backup. Only operators that are certified by the kentucky certification and. Drinking water operator certification training state. The formulas for volume, chemical dosage, filtration, pipe velocity, and other daily problems vary of course, but there are a few underlying guidelines that can help you make sure your answer is correct regardless of the calculation youre working on. How many hours will it take to fill each tank above if the flow entering them is 1. The larger photo in the background has a blue transparent screen box layered on top. If a water treatment plant produces 3 mgd, and uses soda ash to raise the ph. This training manual is designed to be a resource for operators in montana working in smaller wastewater treatment facilities or for potential operators contemplating the class 3 or 4 wastewater operators certification exam. This understanding will help the operator use math in dayto day operation as well as help prepare for certification exams.
Jul, 2009 this practice test involves the usage of the chemical poundage chemical dosage formula. Operators practice solving math problems while getting stepbystep instructions. This practice test involves the usage of the chemical poundage chemical dosage formula. Pdf second edition wastewater treatment operations math. This module is the first in a series designed to assist wwtp operators to prepare for certification. Operators are typically responsible for a variety of tasks centered around operating and maintaining a system or plant. Revised 915 basic water treatment math formulas for surface and well exams these formulas are intended to serve as a general resource and are not intended to be an all. Surface water treatment operator certification manual this 321page certification manual from the kentucky department of environmental protection provides operators with the basic knowledge required to manage surface water drinking water systems.
Drilled or driven wells are the most common method of accessing and extracting ground water for potable water use. Water math terms, definitions and water measurements gallons per cubic ft galcu ft. At this time, wastewater operator experience may be acquired only in municipal wastewater treatment facilities. It provides information on the basics of wastewater treatment with a focus on lagoon systems. This course covers topics that operators encounter on the job. What is the primary responsibility of water treatment plant operators. To achieve these objectives the epa developed the following operator certification guidelines. Very small water system operators guidebook to preparing for. Though directed at water and wastewater operators, this book will serve the needs of students. Basic math concepts for water and wastewater operators. The clean water wastewater treatment plant is converting from fixed film treatment to activated sludge.
These study guides are meant to help prepare operators for their waste water treatment operators certification exams. Sometimes the units you are given are not the units in which you want to express your answer. Simplified math for waterworks operators 16 50 45 5 water level 25 2. Math concepts and calculations, covers computations commonly used in water treatment with applied math problems specific to waterworks operations, allowing operators of. Certified operators are a critical part of providing an adequate and safe supply of water. The vast majority of usda forest service water systems are ground water. This is the solution to a typical flow rate problem, found on state certification exams. All of these important topics are thoroughly discussed in handbook of water and wastewater treatment plant operations. Basic math concepts for water and wastewater plant operators, joanne kirkpatrick price, technomic publishing co. Each issue of clear waters will have more questions from a different section of wastewater treatment. Lbs orlbsday gallons chemical solution quantity or galday mgl orppm mg ormgd. Spellman basic math concepts for water and wastewater plant operators by joanne kirkpatrick price. Just grab this box and pull it away to access the back photo. Chemicals chlorine gas calcium hypochlorite sodium hypochlorite water math conversions chemicalchorine dosage in dosage problems, quantities of chemical are givenin the following increments.
1464 135 1054 216 1523 376 511 180 1291 727 31 1145 663 1319 447 1337 395 1237 227 1364 959 409 951 618 583 815 886 1005 545 1097 112 1423 506 446 722