Plants can increase an aeration system’s efficiency and decrease aeration system costs in. Indoor cover with exhaust blower. This item: SEAJOEWE Fish Tanks Air Pumps Quiet Fish Aerator Small High-Power Aerator Pump Aerator Pump Household Fish Pump for Pond, Waste. 18 (9) Portable Solar Oxygen Pump for Fish Pond Aeration and Fishing Box - Silent and Efficient. Constructed in AISI 316 throughout, large bubble tubular air diffusers are used where the liquid has to be both mixed and oxygenated. E. It floats and accumulates on top of the tanks, and can take up a large. Show abstract. Foaming in activated sludge process is a common operational problem in many wastewater treatment plants. 2 m. Published: 01 Mar 2021 - 12:06 pm | Last Updated: 01 Nov 2021 - 04:07 pm VFD aeration control. Typically the F/M ratio is changed by: a. ShareBLUE DIAMOND ET60A Septic & Pond Aeration Pump Air Bubble Aerator w/ Alarm. A with the best compressors and ozone generators available, all E P Aeration reservoir systems run on 120VAC, 20A household. . Save 5% with coupon (some sizes/colors) FREE delivery Wed, Nov 1. Closing off one-third of the diffusers raised the air header pressure, thus automatically closing the blower inlet valve somewhat to keep the header pressure constant. The sludge is loaded with microorganisms and mixed with air or pure oxygen. Air Flow Rate: 5 (m3/h) Type Of Bubble: Fine Bubble. 05 kg O 2 /kWh. aerated by surface aerators with Simplex cones (Fig. The settling tank is built just like the direct-suction electric pump version, but two critical external components are added: An intermediate tank with aeration, and a bypass pipeline. The main types of subsurface aerators include coarse bubble aerators, fine bubble aerators, and jet aerators. Most even have a fourth stage for disinfection (Chlorine or Ultra-Violet) which can also double as a pump chamber. Blower system for sludge tank aeration. Shop HITOP Dual Outlet Aquarium Electric Air Pump, Whisper Adjustable Fish Tank Aerator, Quiet Oxygen Pump with Accessories for 20 to 100 Gallon (2 outlets) online at a best price in Qatar. Model EP-2006 Uni-2 - Reservoir Systems Made in San Luis Obispo, CA U. Concentration of total phosphorus in the original water (water from primary sedimentation tank) ranged from 10 to 23. HIBLOW XP-80 (HP-80 REPLACEMENT) SEPTIC AIR PUMP AERATOR FREE SHIPPING. effluent lines and aeration tanks. In a Telegram post at 3. INVEST’s mixing, aeration systems treat Qatar’s wastewater | Wastewater Digest. Installation is complete. Dairypower’s Smart Slurry Aeration System is established as being the safest and most cost-effective solution to managing your slurry. 4. Treatment Technique: Fluidized Aerated Reactor. Conclusion. g. Convenient lift-in, lift-out solutions,submersible Flygt jet aerators provide reliable, low-costoxygen transfer for small to medium-sized sludge tanks, retention tanks and bio-reactors. Activated sludge isn’t a thing, it’s a process. 0; 0: 2; 3: 4; 7; Free returns. Aerators also reduce splashing in sinks. One United States aquaculture operation, Kent Sea Tech, uses a tilapia channel as the first stage of treatment for wastewater from its striped bass tanks. MLSS X. tubular fine bubble for wastewater treatment. com. 34 Difference in aerator sludgeinventory, lbs Current pump rate, MGD F066 MCRT, days = TSS wasted, lbs/day TSS in effluent, lbs/day MLSS in aerationtion tank, lbs F068So, taking a look at this diagram, showing the basic elements of the process, the aeration tank, and the final settling tank, there are three things we can do to control this process between these elements. Best Small Pond Aerator. Aerator, 2 pumps, & tanks. 1. Diffused Aeration System. that the average concentration of solids in the sludge zone is:-l mg. Bobcat. s -1. The results of the study will have a more direct guiding significance for practical aeration tanks. Install 3/4" Sch. 4) MCRT The mean cell residence time or MCRT is the amount of time, in days, that solidsMain applications. 1 Conventional aeration. in the final clarifier is equal to 30% of the mass in the aeration tank and . To help achieve that perfect balance, we've developed a full portfolio of aeration blower solutions to fit the wastewater treatment process's different needs. Once the World Cup is over and the next large event is being planned, the HYPERCLASSIC systems will continue to turn. Grand bf-400 hailea venturi jet aeration pump for aquacultur. If the system was properly tuned, the. qa enables you to process searches by industry. $499. The Air Pump simplifies sulfur and iron removal by eliminating troublesome venturis and pressure or flow reductions. Their maintenance is simple and requires an easy yearly cleaning that takes very little time. common collection chamber before flowing to the aeration tanks. O Box: 3288, Doha , QatarGas–liquid two-phase flow directly determines the efficiency and stability of the aeration tank. 4) Aeration systems to transfer oxygen 5) Secondary sedimentation tank to separate and thicken activated sludge. In these cases, supplying 1. It's controlling the water level in the tank. All tanks shall have a freeboard of not less than 18 inches; if mechanical surface aerators are used, minimum freeboard shall be not less than 3 feet. The aerator can also be supplied in stainless steel where required. 0. Quick View. Gasco Steel specializes in design and fabrication of lpg tank, API tank, STI P3 tank, fireguard tank, day tank, air receiver tank, container tank, fuel mobile tank, steel water tank, crude and lube oil tank. 0 m (5. It is clear to see that aerators are the key. Blow air into the other end of the tubing (outside the aquarium), and the stone will produce fine air bubbles. 16. selection example An aeration tank in a wastewater treatment plant needs to be equipped with a Flygt jet aerator . Parts on this page are compatible with the Aermax systems we sell, and will interchange with parts from many water aeration systems. The Bio25 has a front deck for the pumps and re-pressurization system, making maintenance very simple. In planted tanks which are not being enriched with CO2 supply, the aeration during day and night is a win win situation. 19. Best Push Spike: Agri-Fab 16-Inch Push Spike Aerator. The hydraulic wetting rate is the application rate of wastewater to the trickling filter, including recirculation, expressed as gal/ min•ft 2. Moreover, aerator systems are also effective for treating iron and manganese in residential well water. Mixing the aeration tank contents is also an important consideration in the design of oxygen transfer devices. 115V or 220V with Exhaust Fan. Easily wires into an. HELP LINE 1-800-722-3212. With a maintenance plan , Partridge Well will send a pump technician out once a year and check you well & pump system to. The air bubbles rise to the. KEDSUM Battery Aquarium Air Pump. m. Fluence’s membrane aerated biofilm reactors (MABRs) use a revolutionary process that slashes energy use for aeration by 90% and overall treatment costs by 50%, and also substantially reduces the amount of sludge to be disposed of, making the process ideal for decentralized treatment. 9% of Heavy Sulfur, Rotten Egg Smell, Black Stains and Corrosive Action in. aerator. Best Tow-Behind Plug: Agri-Fab 48-Inch Tow Plug Aerator. 00. Shop aerator for aquarium at Temu. Make Temu your one-stop destination for the latest fashion products. Final Verdict. The volume of aeration tank is calculated for the selected value of q c by assuming a suitable value of MLSS concentration, X. In this process, a large part of the total energy consumption is taken up, so at Landia our focus is on. Aeration is an important step in wastewater treatment in every industry. New Listing Pond Aeration Kit – AquaMiracle Pond Air Pump Kit Koi Pond Aerator for Pond u. 99/Count) FREE delivery Tue, Nov 14 on $35 of items shipped by Amazon. Zurich, Switzerland. They can be supplied in a submersible version where the entire aerator is lowered into the tank or for mounting through the side of the tank - dry-installed. Clients use the Zephyr induced-air flotation system in pulp and paper mills, petrochemical applications, food. Each may be sized to provide 33% design capacity; the resulting turndown is 83%. Zincalume Water Storage Tanks are manufactured from steel sheet which has been continuously coated with zinc and aluminium to produce the excellent corrosion resistance that is commonly experienced by tanks that are exposed to the harshest of atmospheric conditions. and during the day keeps CO2 levels from going down under the pressure of photosynthesis, by. Where is aeration provided? Aeration takes place in cycles to allow for nitrification and de-nitrification cycles. Possible recommendations are to. The laboratory analyzed the samples by molecular. An aeration tank is a biochemical reactor designed according to the characteristics of microorganisms and uses the activated sludge method for wastewater. Discover a Collection of solar aerator at Temu. 1 offer from $8. Style: HOB. From fashion to home decor, handmade crafts, beauty items, chic clothes, shoes, and more, brand new products you love are just a tap away. 100+ bought in past month. The tank can be square or circular. The contact time and the ratio of air to water must be sufficient. Combined aeration and mixing of wastewater in small and medium-sized tanks. Air throughput of 50– 550 Nm3/h (33–330 SCFM) Depth range of 1. Place the stone at the bottom of your aquarium. 3. Adjust the placement of diffusers and the air- flow rate needed. ₹ 15,000/ Set Get Latest Price. Aerators are impervious to moisture, eliminating mildew and drying time after tank cleaning. All Duke aerator packages come standard with a Rusco spin-down pre-filter, 1/2 hp submersible pump; pressure tank; solenoid valve with coil;Aerators for wastewater. $194. Qatari Emiri Land Force Tanks and vehicles Fire support/Artillery 40x Carl Gustav M2-550 84mm recoilless rifles 48x. It's a pretty big holding tank of water. Such control systems do not consider various influent loadings. 6 mg/L in aeration tank however 30-55cubemeter of oxygen is required for 1kg of BOD. Quick, low-cost installation Convenience doesn’t come easier than with Flygt jet aerators. Filters. Air throughput of 50– 550 Nm3/h (33–330 SCFM) Depth range of 1. Raintech 2500 Gallon Above Ground Complete Rain Harvesting Package. qa; you looking for vertical agitators, submersible mixers, and surface aerators in Qatar? PRO-DO-MIX ® has chosen Shotec Gulf as its official distributor, as we share the same. FREE delivery Fri, Sep 8 . What is Aeration. You may also want to consider signing up for our annual maintenance plan. Aeration tanks and percolating filters operate at the temperature of the wastewater that ranges from 12°C to 25°C; although in percolating filters, the air temperature and the ventilation rate may have a significant effect on heat loss. QAR. In industrial processes, water flow is usually directed countercurrent to atmospheric or forced-draft air flow. 46 sold. 0; 2: 4; 8: 2; 1; Free shipping On all orders. 2 m. Aeration is an activated sludge process, promoting microbial growth in the wastewater. 5W Fish Bowl Aqaurium Mini Air Pump with Accessories, Oxygen Aerator Kit for Fish Tank 0. The transport tank is thermally insulated, the space for the fish has the dimensions of 4. AQUA TB is a specialized company in outdoor and indoor containerized & non containerized RO plant that provides information, technical assistance and marker research over products and / or markets for business clients or special Projects. Equipped with an EPDM membrane that prevents water from entering the distribution pipework when the air is turned off. Examples where higher values are justified are extended aeration and oxidation ditches. Mena Water - Mixers & Aerators Used in Water & Wastewater Treatment Plants of aeration tanks to produce a huge number of very fine air bubbles. Put on latex gloves. Just ask us. 80 pounds of oxygen per pound of BOD removed or higher is appropriate. GLS / GFS Tank Manufacturer and SuppliersGLS tanks mean tanks with glass fused steel, which are known also by other names. The main causes of high water level in a conventional septic tank system are: The effluent filter inside the septic tank is clogged. The pond has no flow to mix layers and the warm water can’t hold enough oxygen so fish start swimming near the surface. aerator. Qatar Building No. The tank's inlet is protected by mesh. ET), with the first group of 13 hostages to be released at 4 p. Aerator components are FDA approved and built to withstand temperatures of 350° F. It discharges effluent into the disposal field at a predetermined volume. REQUEST QUOTE These solar-powered aerators reduce the costs associated with conventional chemical treatments and eliminate the need to install and operate electrical equipment. All events. Capacity: 500 to 5000Ltrs. To facilitate assembly and possi-ble future disassembly for cleaning, use union fittings at each tank, rather than “ hard pipe” the connections. It can either discharge to a sanitary sewer or repressurize water from its finish water tank for reuse. It is 34 feet long, 11 feet wide, (11. The main benefit of using aeration is that it’s a natural method of getting rid of pollutants in the water. Sulfur Water Aeration System that Removes 99. Alpha values range from approximately 0. View. Aeration of water is a mechanical method of removing gases such as hydrogen sulfide, methane, carbon dioxide and odors that may be dissolved or entrained. Increasing oxygen may lead to more cost. Rule of thumb requirements for mixing in aeration tanks range from 0. such as aeration tank water levels4. Our commercial chocolate equipment is designed and manufactured to produce mass products for commercial purposes and includes automated machines such as an aligner feeder machine that receives and aligns chocolate products into one line for wrapping. The opposite is true at warmer temperatures; water at higher temperatures, have a lower capacity for holding dissolved oxygen, so plants will need to increase their oxygen delivery. Within 90 days. 41 products. First phase of the project, which is currently under implementation, will deliver storage capacity of about 2,300 million gallons of water in 24 huge concrete reservoirs and some 480km of buried ductile iron pipelines with diameter upto 1. We offer below ground septic tanks ranging from 200 to 1500 gallons. The Aeration manifold scrubs, oxidizes, and aerates (mixing of air and water), and the Sulfur Gas is vented outside to the atmosphere. This rugged tool removes two 3. Find. The transformation of a traditional aeration tank to MPSR was mainly divided into three steps. VIVOSUN Commercial Air Pump 1110 GPH 8 Outlet 40W 70L/min for Aquarium and Hydroponic Systems. 2. SSI is a manufacturer of aeration diffusers & wastewater. Learn about the different types of tanker ships and dangers involved with them. Learn More. Intensive high-yielding aquaculture technology has been widely used, fishery farming increased significantly. Within 90 days. As a rule, the jet manifold is used in larger scale applications, and the radial aerators are limited to smaller scale biological processes utilizing circular tanks. Aeration experiments were conducted in a brick masonry tank of dimension 5. First phase of the project, which is currently under. Well water enters the Aerator Tank from your existing well pump and pressure tank. 6 pounds of oxygen. Mega reservoirs and pumping stations will be constructed at five strategic locations along the Qatar National Utility Corridor. The alpha factor is expressed as the ratio of liquid-side mass transfer coefficient (kla) in process water to the kla in clean water. Sulzer is a global leader in fluid engineering. A jet aerator can be installed without emptying a tank or basin. It will also include the entry of aid and fuel, and the release of 150 Palestinian prisoners — women and children — held in Israeli jails, according to a Hamas statement. 512. 5 feet tall. Aquarium Air Pump - AquaMiracle Air Pump for Fish Tank, Hydroponic Air Pump, Fish Tank Air Pump Bubbler Pond Aerator, 600/1000/1200/1750GPH Commercial Air Pump. Because of the initial higher demands at the front end of long plug flow tanks, tapered aeration (higher aerator delivery rates followed by gradually reduced delivery rates) is used to keep a 2 mg/l DO level. The most widely-used and practical. In addition, the top of all components of the aerobic treatment system, excluding the trash tank and the dispersal field should be covered with no more than 24 inches of soil. local time on Friday (12 a. , 2019), (Dan et al. Surface floating point jet aerator sewage treatment pumpThe aerator/tank pair is inseparable and any aeration system performance must include a comprehensive definition of this pair. minimum required oxygen should be 2mg/L to4. 87m×1. Tank Size & Household Wastewater. Storm water retention tanks, and balancing tanks. A baffle is provided near the inlet of the tank to aid in. Being closer to our international clients allows us to ensure efficient and immediate service. The tube aeration device achieved an SAE in the range of 1. Buy yourself a 12V bait tank aerator and run the aerator hose to a hose barb you fabricate in the top of your holding tank. Express delivery to Qatar, Doha. Two reasons to maintain the DO level between 1. 11:45 p. The saturation values for oxygen in water at equilibrium with normal atmosphere standard with water vapor (C SO) 760 are available in standard tables [2, 9]. It was transported and installed as a complete system requiring minimal site preparation. Air Station at Guantanamo Bay, Cuba. 7 CFM. stage, sewage is pumped into aeration tanks. The normal volume of air used in aeration tanks varies between 0. 89 (75) UL 2085 – Fireguard Aboveground Tanks; UL 58/ UL 1746 – Underground Tanks. The length of the construction period will be 57 months, scheduled for completion in November 2025. Qatari Emiri Land Force Tanks and vehicles Fire support/Artillery 40x Carl Gustav M2-550 84mm recoilless rifles 48x MBDA HOT anti tank missile launchers with 1,000 missiles 100x MBDA MILAN anti tank missile launchers with 630 missiles Bofors AT4 CS light ATRL Swingfire anti tank missile INVEST’s mixing, aeration systems treat Qatar’s wastewater | Wastewater Digest. Opens in a new window or tab. 8. m. • Reactor contains plastic (HDPE, polypropylene, etc. 20. 99. Valveman said: When you get this system working properly, if the well pump cycles on and off while the aerator tank is filling, you need to add a Cycle Stop Valve to fix that. (160) $5. 7 feet with louvers) and 10. Each bed. to the aeration process are key to reducing energy consumption. Qatar's Foreign Ministry on Thursday announced a temporary Israel-Hamas cease-fire will begin at 7 a. The wide range of PRO-DO-MIX ® agitators. 4000 10000. Founded with the aim to produce quality Eshita Rubber Pvt. 10 UK time, the IDF said the missile was launched toward an Israeli. In a mechanically aerated system, consider the number and location of mechanical aerators. Glass is fused with. Openings: 2. We have a great online selection at the lowest prices with Fast & Free shipping on many items!In a typical oxidation ditch the sewage or mixed liquor circulates an average of 20-30 times before leaving the tank. QAR 693. Second aeration tank (midstream area) : DO=0. Water aeration is the process of increasing or maintaining the oxygen saturation of water in both natural and artificial environments. In 2017 the estimated population for Qatar was 2. 2) Another is sludge wasting through waste sludge. 3 to 4. The pump should not be used: when the inlet pressure is high or the outlet resistance is large. 465 to 0. The walls of these tanks are. 0. We recommend you check it once a month and add 1 cup of bleach to the holding water to ensure a clean system. 0 lb-O 2 /hp-hr. Well water enters the Aerator Tank after your existing well pump and pressure tank. Fusion is important because single steel is for the environmental conditions. Aeration is an activated sludge process, promoting microbial growth in the wastewater. tank. Aeration is the process of reducing the concentration of volatile organic compounds at the inlet. 2. Then the booster pump drawing water out of the aerator can be controlled by the pressure tank and pressure switch to supply water to the house. Second aeration tank (midstream area) : DO=0. Low levels of DO will result in the death of the microbial biomass, which is timely and expensive to reestablish. At the beginning of 2021, Qatar was experiencing a. Duke Indoor Aerator 500 Gal. Engineering Consultants Group S. $699 ($6. water jets not shutting off on well aerator tank Thread starter coolcat7fl; Start date Feb 5, 2014; Users who are viewing this thread. Get new jobs by email. Scientists don’t recommend using a continuous-flow aeration tank without regeneration of the activated sludge for wastewater treatment, having a concentration of organic contaminants (BOD 20) of more than 150 mg/L (Henze et al. 0-3. Municipal and industrial wastewater applications. About SSI;aeration tank is often built with a serpentine pattern, like that shown in the diagram below, in order to obtain the desired plug flow without an excessive length requirement for the tank. The velocity of the aeration process, depending on the concentration of dissolved oxygen and ammonium nitrogen, is. K&J. The main types of subsurface aerators include coarse bubble aerators, fine bubble aerators, and jet aerators. Commercial Chocolate Equipment. Persuper Aquarium Air Pump Dual Outlets, Ultra Quiet Fish Tank Air Pump 20-600 Gallons, 5W 110V Silent Water Oxygen Aerator Pump, up to 10L/min 0. Our actual and wide extensive international network of specialists in Ro provides the technical support. Their primary purpose is to transfer oxygen to the liquid or sludge. Aerating produces Open / Close Mouth Action. Aeration is the most optimized part of the process. aeration tanks or reducing mixed liquor suspended solids [10-16]. m. The TRIO model has a pump tank flow line capacity of 500. The test was planned to operate in one section only, using air at the following volume rates of free air per square foot of aeration surface: 0. An aerating machine can be applied to your existing. Best Tow-Behind Plug: Agri-Fab 48-Inch Tow Plug Aerator. September 23, 2023 by GEGCalculators. Remove the lid from the aerator tank, and pour 1/2 gallon of non-scented household bleach into the aerator. Wastewater first enters the pre-treatment tank compartment of the plant, then gravity flows through a 4" SDR 35 PVC inlet to the center aeration mixing zone. In terms of energy conservation that associated with aeration and recirculation, strategies (1 and 4), out of seven tested strategies in additional to original one, in sequence in aeration tanks. 2. The aerator can also be supplied in stainless steel where required. If you have a large pond, you may want. Store hot water above 140°F (60°C) and maintain circulating hot water above 120°F (49°C). The minimum flow rate of water through the tank for orientating the fish is 0. Our design and estimation team can. The plant uses 48 HYPERCLASSIC-Mixing and Aeration Systems and 24 HYPERCLASSIC-Mixers in various tanks each day. Jet aerators are applied across a wide range of water, wastewater and biosolids treatment applications. Underground Septic Tanks. The Aeromax system is designed to provide years of trouble-free service using a water treatment method known as aeration. 5 to 1 hp/1,000 ft3) depending upon reactor geometry and type of aeration or aeration Gasco Steel Fabrication. In effect, it is well-known, for instance, that oxygenation performance can be enhanced under exceptional conditions: high specific output (per m³ of tank) for surface aerators, or multi-staged centrifugal turbo. (I. The. aeration systems in some processes can be variable (e. Landia PODB-I propeller aerators are typically used for: - Aeration of both sludge and wastewater - Combined mixing and aeration - Elimination of odours from wastewater - the wastewater is kept fresh - Additional aeration at peak loads - Cleaning/flushing of equalization tanks . Figure 3 illustrates this strategy. The content of the tank is called mixed liquor and is kept in suspension by mixing. 5-inch soil plugs at a time with a. Glass is fused with steel in order to enhance its strength. ) media occupying 35% to 60% of empty tank volume • Aeration keeps media suspended and provides DO for respiration • Aeration system similar to activated sludge process, primarily by air blowers and coarse bubble diffusers • Excess growth sloughs off and leaves with effluent Abdullah Ibrahim Jaidah & Sons (100% Qatari Company) was established in 1973 in the State of Qatar as a manufacturer of Tents & their Accessories and later on expending the expertise and business to Car Parking Shades, Tents, Tensile Shade Structure solutions across the GCC region; we have more than Fifty years of experience in designing specialize structures. 115V or 220V with Exhaust Fan. As with all tow-behind aerators, you will need a lawn tractor or UTVs to attach to the universal hitch. The higher temperatures increase the biological activity and metabolism, which result in increasing the. The tank dimensions are 10m x 7m x 4m . Once installed, the top of each tank (trash tank, aeration tank, pump tank) should have no more than one inch variation in elevation from side to side and end to end. Diffusers are submerged in aeration tanks and break the air (provided by blowers) into bubbles for the aeration process. An Äager Brand ERGIL designs, and manufactures two basic types of deaerator which also called deaerator tank, boiler feedwater deaerator or deaerator vessels tray-type and spray-type. We focus on solutions for both industrial water and wastewater treatment plants and sewage treatment plants. The primary settling tank reduces the suspended solids by 60% and the BOD by 25%. EP Aeration’s bottom-laid, fine-bubble aeration systems have the highest oxygen transfer and circulation rates per horsepower, making them. 1 Vertical Separation: The vertical distance between the bottom of a subsurface trench or the wastewater application depth and the limiting subsurface layer which could either be an impervious rock layer or a water-saturated layer. Get the best deals for aerator tanks at eBay. Put the lid back on. First aeration tank (upstream area) : BOD is decomposed actively, so oxygen is consumed by microorganisms actively. delivery pipe 5. 0mg/L is enough. Reservoirs and Storage Tanks; Clarifiers; Clearwells; Aerator Tanks; Reservoirs and Storage TanksThis study developed a new type of micro-pressure swirl reactor (MPSR) for treating rural domestic sewage with variable water volume in northern China. Available models range in speeds of 5 to 30 horsepower (3. $11. coarse bubble diffuser 6. In theory, oxidized forms of P are not released into. The best way to reduce the energy cost for an aeration system is to increase the system’s efficiency. 99 $ 29. This large intermittent dose allows drying of the field between doses. February 22, 2024, 10:00 - 11:00. ET), with the first group of 13. . The aerator compressor must be installe d in a well ventilated, relatively clean and dry location. Constructed of all FDA approved materials. As water passes through the packing material, the gases are released. 1%. These artificial aerators are utilized for handling municipal, industrial and agricultural wastewater, as well as to revive, chemically stabilize, or maintain stagnant small water bodies.