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A wetland is a distinct ecosystem that is inundated by water, either permanently or seasonally, where oxygen-free processes prevail. The primary factor that distinguishes wetlands from other land forms or water bodies is the characteristic vegetation of aquatic plants, adapted to the unique hydric soil. Wikipedia

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For measuring the depth to water in wells, boreholes, standpipes, and tanks, Model 101 Water Level Meters are the industry standard for portable hand operated meters. They are sturdy, easy to use and read accurately to 1/100 ft. or each millimeter. There are two versions to choose from.

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The First Alert Drinking Water Test Kit is designed to test for eight common contaminants or problems in drinking water including bacteria, lead, pesticides, nitrates, chlorine, pH, and hard water. This simple and accurate testing kit includes everything you need and results are available in 10 minutes.

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Stage 3 - Tertiary treatment. Tertiary treatment is the final cleaning process that improves wastewater quality before it is reused, recycled or discharged to the environment. The treatment removes remaining inorganic compounds, and substances, such as the nitrogen and phosphorus.

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Physical, chemical, and biological processes are used to remove contaminants and produce treated wastewater (or treated effluent) that is safe enough for release into the environment. ... If the sewer system is a combined sewer then it will also carry urban runoff (stormwater) to the sewage treatment plant.

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A septic system is a highly efficient, self-contained, underground wastewater treatment system. ... Wastewater flows from the home to the septic tank through the sewer pipe. The septic tank treats the wastewater naturally by holding it in the tank long enough for solids and liquids to separate.

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A retention basin, sometimes called a wet pond, wet detention basin or stormwater management pond, is an artificial lake with vegetation around the perimeter, and includes a permanent pool of water in its design.

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an apparatus worn over the mouth and nose or the entire face to prevent the inhalation of dust, smoke, or other noxious substances.

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Porosity is the quality of being porous, or full of tiny holes. Liquids go right through things that have porosity. Go back far enough and you'll find that porosity stems from the Greek word poros for "pore," which means “passage.” So something with porosity lets things through.

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A point source of pollution is a single identifiable source of air, water, thermal, noise or light pollution. A point source has negligible extent, distinguishing it from other pollution source geometries. Wikipedia

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Physical science is a branch of natural science that studies non-living systems, in contrast to life science. It in turn has many branches, each referred to as a "physical science", together called the "physical sciences". Wikipedia

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In chemistry, pH is a scale used to specify how acidic or basic a water-based solution is. Acidic solutions have a lower pH, while basic solutions have a higher pH. At room temperature, pure water is neither acidic nor basic and has a pH of 7. Wikipedia

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A photoionization detector or PID is a type of gas detector. Typical photoionization detectors measure volatile organic compounds and other gases in concentrations from sub parts per billion to 10 000 parts per million. Wikipedia

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the state or quality of a material or membrane that causes it to allow liquids or gases to pass through it.

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A percolation test (colloquially called a perc test) is a test to determine the water absorption rate of soil (that is, its capacity for percolation) in preparation for the building of a septic drain field (leach field) or infiltration basin.

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an individual animal, plant, or single-celled life form.

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the positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.

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an instrument designed to measure electric current, voltage, and usually resistance, typically over several ranges of value.

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a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.

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a substance made by mixing other substances together.

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A microorganism, or microbe, is a microscopic organism, which may exist in its single-celled form or in a colony of cells. Wikipedia

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How Does Litmus Paper Work? Both Litmus paper and pH strips are small strips ofpaper coated with a chemical substance that will undergo a reaction when it comes in contact with the liquid being tested. Litmus paper comes in two colors: red or blue.Apr 29, 2018

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Geotech Interface Probe With Float. The GeotechInterface Probe With Float is a portable, reel-mounted instrument that provides measurements of liquids lighter and heavier than water. When the probe is lowered down a well and contacts the product layer, a solid tone and red light alarm is activated at the reel.

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flowing in.

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Hydrology is the scientific study of the movement, distribution, and quality of water on Earth and other planets, including the water cycle, water resources and environmental watershed sustainability. Wikipedia

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Water cycle, also called hydrologic cycle, cycle that involves the continuous circulation of water in the Earth-atmosphere system. Of the many processes involved in the water cycle, the most important are evaporation, transpiration, condensation, precipitation, and runoff.

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In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon. Hydrocarbons are examples of group 14 hydrides. Hydrocarbons from which one hydrogen atom has been removed are functional groups called hydrocarbyls.Wikipedia

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the science that deals with the earth's physical structure and substance, its history, and the processes that act on it.

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any of a group of spore-producing organisms feeding on organic matter, including molds, yeast, mushrooms, and toadstools.

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An environmental technician, typically working under the direction of an environmental scientist, monitors the environment and investigates sources of pollution by performing laboratory and field tests. ... An environmental technician may also be called an environmental science and protection technician.Sep 8, 2018

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Environmental science is defined as a branch of biology focused on the study of the relationships of the natural world and the relationships between organisms and their environments. An example of environmental science is the study of the natural world and how it relates to recycling and mulching.

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Environmental remediation deals with the removal of pollution or contaminants from environmental media such as soil, groundwater, sediment, or surface water.Wikipedia

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Environmental Engineering is the application of engineeringprinciples to improve and maintain the environment for the protection of human health and at-risk ecosystems. In the past, environmental engineers worked to provide clean drinking water, safely manage wastes, and clean the air we breathe.

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each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number, i.e. the number of protons in the nuclei of its atoms.

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liquid waste or sewage discharged into a river or the sea.

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A chemical compound is a chemical substance composed of many identical molecules composed of atoms from more than one element held together by chemical bonds. A chemical element bonded to an identical chemical element is not a chemical compound since only one element, not two different elements, is involved. Wikipedia

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the branch of science that deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they interact, combine, and change; and the use of these processes to form new substances.

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1. the use of either naturally occurring or deliberately introduced microorganisms or other forms of life to consume and break down environmental pollutants, in order to clean up a polluted site.

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the study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behavior, origin, and distribution.

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an expert in or student of the branch of science concerning living organisms.

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Biofiltration is a pollution control technique using a bioreactor containing living material to capture and biologically degrade pollutants. Common uses include processing waste water, capturing harmful chemicals or silt from surface runoff, and microbiotic oxidation of contaminants in air.

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1. a colorless volatile liquid hydrocarbon present in coal tar and petroleum, and used in chemical synthesis. Its use as a solvent has been reduced because of its carcinogenic properties.

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an artificial channel for conveying water, typically in the form of a bridge across a valley or other gap.

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american academy of environmental engineers and scientists

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american academy of environmental engineers and scientists

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The American Academy of Environmental Engineers and Scientists (AAEES) is asociety of professional engineers and scientists who have demonstrated special expertise in environmental engineering or science beyond that normally required for professional practice, in a process similar to what is required for medical and ...

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Air sampling is the process of capturing contaminants in a known volume of air. The airborne contaminants are measured and compared against the volume of air, and the results are stated as a concentration, usually as milligrams per cubic meter (mg/m³) or parts per million (ppm).

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In physics, a force is said to do work if, when acting, there is a displacement of the point of application in the direction of the force. Wikipedia

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1. a simple lifting machine consisting of a rope which unwinds from a wheel on to a cylindrical drum or shaft joined to the wheel to provide mechanical advantage.

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a piece of wood, metal, or some other material having one thick end and tapering to a thin edge, that is driven between two objects or parts of an object to secure or separate them.

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a device for controlling the passage of fluid or air through a pipe, duct, etc., especially an automatic device allowing movement in one direction only.

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1. a twisting force that tends to cause rotation.

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1. any of the basic mechanical devices for applying a force, such as an inclined plane, wedge, or lever.

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a long, narrow part or section forming the handle of a tool or club, the body of a spear or arrow, or a similar implement.

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a short, slender, sharp-pointed metal pin with a raised helical thread running around it and a slotted head, used to join things together by being rotated so that it pierces wood or other material and is held tightly in place.

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Rotary motion is turning round in a circle, such as a wheel turning. Linear motion is moving in a straight line, such as on a paper trimmer. Reciprocating motion is moving backwards and forwards in a straight line, as in cutting with a saw.

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A rotary actuator is an actuator that produces a rotarymotion or torque. The simplest actuator is purely mechanical, where linear motion in one direction gives rise to rotation. ... Other actuators may be powered bypneumatic or hydraulic power, or may use energy stored internally through springs.

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Reciprocating motion, also called reciprocation, is a repetitive up-and-down or back-and-forth linear motion. It is found in a wide range of mechanisms, includingreciprocating engines and pumps. The two oppositemotions that comprise a single reciprocation cycle are called strokes.

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a wheel with a grooved rim around which a cord passes. It acts to change the direction of a force applied to the cord and is chiefly used (typically in combination) to raise heavy weights.

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An electric power system is a network of electrical components deployed to supply, transfer, and useelectric power. An example of an electric power system is the grid that provides power to an extended area.

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the ability to do something or act in a particular way, especially as a faculty or quality.

"the power of speech"

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1. the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.

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s a branch of engineering that makes use of gas or pressurized air.Pneumatic systems used in industry are commonly powered by compressed air or compressed inert gases. A centrally located and electrically powered compressor powers cylinders, air motors, and otherpneumatic devices.

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Pascal's law is a principle in fluid mechanics that states that pressure at a point, has infinite direction, and thus a pressure change at any point in a confined incompressible fluid is transmitted throughout the fluid such that the same change occurs everywhere. Wikipedia

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is a diverse subject that derives its breadth from the need to design and manufacture everything from small individual parts and devices (e.g., microscale sensors and inkjet printer nozzles) to large systems (e.g., spacecraft and machine tools).

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the sum of potential energy and kinetic energy. It is the energyassociated with the motion and position of an object.

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the ratio of the force produced by a machine to the force applied to it, used in assessing the performance of a machine.

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one-dimensional motion along a straight line, and can therefore be described mathematically using only one spatial dimension. ... The motion of a particle (a point-like object) along a line can be described by its position , which varies with (time).

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a rigid bar resting on a pivot, used to help move a heavy or firmly fixed load with one end when pressure is applied to the other.

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energy which a body possesses by virtue of being in motion.

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a plane inclined at an angle to the horizontal.

a sloping ramp up which heavy loads can be raised by ropes or chains.

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transmission system that uses pressurized hydraulic fluid to power hydraulic machinery.

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thepower that a horse gives when pulling, and it is used informally to mean power, or is the power needed to raise 550 pounds a distance of one foot in one second or thepower needed to move 33,000 pounds a distance of one foot in one minute.

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gear ratio in Automotive Engineering. (gɪər reɪʃoʊ) Word forms: (regular plural) gear ratios. (Automotive engineering: Vehicle components, Engine, transmission, and exhaust) The gear ratio is the ratio of the number of turns the output shaft makes when the input shaft turns once.

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Gears are mechanisms that mesh together via teeth and are used to transmit rotary motion from one shaft to another.Gears are defined by two important items: radius and number of teeth. They are typically mounted, or connected to other parts, via a shaft or base.

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Friction is the force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other. There are several types offriction: Dry friction is a force that opposes the relative lateral motion of two solid surfaces in contact.

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Force is an exertion of pressure either focused toward or pulling away from an object, and is applied either by another object or something such as gravity or magnetism. Force is the mass of the object multiplied by its acceleration ( ).

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A pump is a device that moves fluids (liquids or gases), or sometimes slurries, by mechanical action. Pumps can be classified into three major groups according to the method they use to move the fluid: direct lift, displacement, and gravitypumps.

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a motor commonly of the turbine type that is driven by water or compressed air.

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energy is the ability to perform work. It may exist in several forms, such as heat energy, mechanical energy, chemical energy, or electrical energy, and may be changed from one form to another.

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Piston and cylinder, in mechanical engineering, sliding cylinder with a closed head (the piston) that is moved reciprocally in a slightly larger cylindrical chamber (the cylinder) by or against pressure of a fluid, as in an engine or pump.

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A belt is a loop of flexible material used to link two or more rotating shafts mechanically, most often parallel. Belts may be used as a source of motion, to transmit power efficiently or to track relative movement.

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A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving parts.

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An air compressor is a device that converts power (using an electric motor, diesel or gasoline engine, etc.) into potential energy stored in pressurized air(i.e., compressed air). By one of several methods, anair compressor forces more and more air into a storage tank, increasing the pressure.

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a device that causes a machine or other device to operate.