Last edited by Kelar
Friday, October 9, 2020 | History

2 edition of Winter design criteria for waste water stabilization lagoons in western Oregon found in the catalog.

Winter design criteria for waste water stabilization lagoons in western Oregon

Gerald Lowell Whitney

Winter design criteria for waste water stabilization lagoons in western Oregon

by Gerald Lowell Whitney

  • 178 Want to read
  • 5 Currently reading

Published .
Written in English

    Subjects:
  • Sewage disposal.,
  • Factory and trade waste.

  • Edition Notes

    Statementby Gerald Lowell Whitney.
    The Physical Object
    Pagination63 leaves, bound :
    Number of Pages63
    ID Numbers
    Open LibraryOL14298997M

    The Oregon Resilience Plan –Water and Wastewater Systems – February THE EXISTING STATE If it were to occur today, a Cascadia subduction zone earthquake would result in catastrophic impacts to existing water and wastewater systems throughout western Oregon. The Oregon coast would most. The size of a lagoon shall be based on the design flow for the dwelling or non-dwelling facility, the seepage rate of the wastewater into the soil below the lagoon, and the average evaporation and precipitation using the appropriate location on the state evaporation and precipitation maps (Figures and ).

    WASTEWATER STABILIZATION PONDS (LAGOONS) RANDOLPH COUNTY, MISSOURI. NOVEMBER, A wastewater stabilization pond can provide satisfactory sewage treatment in rural areas where soils are not suited for absorption systems. Single residence wastewater stabilization ponds are not generally suitable in subdivisions with lots less than three (3). Results of this study reveal that climatic conditions prevalent in the State of Oregon do not preclude the use of waste water lagoons in this State, and that the present design criteria of 20 pounds of 5-day, 20° Centigrade, Biochemical Oxygen Demand per surface acre per day is workable and contains a factor of safety.

    For facilities designed after , the design should be based on accepted design standards such as TR "Guides for the Design of Wastewater Treatment Works", Edition. In general for facultative stabilization ponds, 1) the organic loading of BOD 5 may vary from 15 to 35 lbs. per acre per day, and 2) the pond should be designed to. Some pulp and papermills have wastewater treatment lagoons that are over 36 acres! Some papermills have 40 million gallons a day flowing through their wastewater plant! Aerated lagoons or stabilization ponds often times have problems with BOD removal efficiency in the fall and winter due to their size and surface area.


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Winter design criteria for waste water stabilization lagoons in western Oregon by Gerald Lowell Whitney Download PDF EPUB FB2

On Domestic Sewage Lagoons or Stabilization Ponds”, DEQ, June The following are suggested design criteria for the evaporation lagoon. DESIGN OF LAGOONS. The lagoon must have a primary cell and at least one secondary cell. The primary cell is designed to maintain a minimum water depth during the summer.

The secondary cell(s) is/are. Winter design criteria for waste water stabilization lagoons in western Oregon Public Deposited.

Analytics Scholars Archive is a service of Oregon State University Libraries & Press. The Valley Library Corvallis, OR Contact Us Author: Gerald Lowell Whitney.

Stabilization ponds b. Aerated lagoons Additionally, this chapter describes the requirements for use of hydraulic control release lagoons for effluent disposal. A guide to provisions for lagoon design is the EPA publication Design Manual - Municipal Wastewater Stabilization Ponds, EPA/ Applicability In general, ponds and.

WINTER DESIGN CRITERIA FOR WASTE WATER STABILIZATION LAGOONS IN WESTERN OREGON. By Gerald Lowell Whitney. Abstract. The writer wishe8 to acknowledge the financial support and the invaluable assistance received from the fo11owin organizations and people: Mr.

Herbert C. Clare, Public Health Service, * for securing the writer's Public Health Author: Gerald Lowell Whitney. Winter design criteria for waste water stabilization lagoons in western Oregon.

Fact sheet that discusses facultative stabilization ponds or lagoons used in the treatment of municipal and industrial wastewater, as well as common modifications to the lagoons. Provides information on the limitations, advantages and disadvantages, applicability, performance, design criteria, operation and maintenance, and costs of such lagoons.

Definition of a Wastewater Stabilization Lagoon For this course we will use the following definition of a wastewater stabilization lagoon: A carefully designed structure constructed to contain and to facilitate the operation and control of a complex process of treating or stabilizing wastewater.

A lagoon system consists of many parts. An aerated lagoon is a treatment pond with mechanical aeration to introduce oxygen into the pond in order to promote the biological oxidation of the wastewater.

Operators utilize oxygen and microbial action in lagoons to treat the pollutants in the wastewater. Lagoon depths range from 10. Wastewater lagoon construction. Summary of engineering requirements to meet environmental obligations. Proponents must: 1 obtain the relevant information in order to complete the risk assessment matrix provided in Appendix 1 2 be guided by the corresponding recommendations of Appendix 2 in developing a design for their wastewater lagoon.

An aerated lagoon is a treatment pond that is provided with mechanical aeration that introduces oxygen into the pond in order to promote the biological oxidation of the wastewater. Operators utilize oxygen and microbial action in lagoons to treat the pollutants in the wastewater.

Lagoon depths range from 10 to 15 feet. DESIGN CRITERIA Waste stabilization pond systems are simplistic in appearance, however, the reactions are as complicated as any other treatment process. Typical equipment used in facultative lagoons includes lining systems to control seepage to groundwater (if needed), inlet and outlet structures, hydraulic controls, floating dividers, and baffles.

The most often used ponds in domestic wastewater treatment are the stabilization pond and facultative lagoon. The stabilization pond is designed to be aerobic throughout its depth and the facultative lagoon will be anaerobic at the bottom and aerobic at the top.

This article will examine the normal uses of each of these treatment ponds. the winter while discharge may be prohibited from an ice-covered facultative lagoon in the same DESIGN CRITERIA Equipment typically required for aerated lagoons includes the following: lining systems, inlet and outlet Wastewater Stabilization Lagoon Design, Performance and Upgrading, McMillan Publishing Co., New York, NY.

Wastewater Pond Operation, Maintenance and Repair. astewater ponds, or lagoons, are used. to treat and disperse wastewater from individual homes, churches, businesses and institutions. The desirability of a new lagoon depnds largely on its design and construction.

However, the desirability of an established lagoon. With the winter season upon us, it’s a good time to examine what happens to a wastewater lagoon when temperatures drop and highlight ways to optimize winter lagoon operations.

In this brief article, we’ll look at the effect of temperature on a wastewater lagoon, what happens in your lagoon when the weather gets cold, and how you can ensure. Design Of Municipal Wastewater Stabilization PondsDesign Of Municipal Wastewater Stabilization Ponds 4.

Advanced Design Systems 5 Nutrient R 5. R emoval 6. Physical Design and Construction 7. Upgrading Pond Effluents 8.

Cost. septic tank–lateral field system design: 1. wastewater flow, 2. soil and site evaluation, 3. septic tank standards, for design, construction and installation, 4.

lateral field design and construction, and 5. system maintenance. This bulletin also addresses basic principles for waste-water ponds. This bulletin is intended to provide information on. The major treatment process is a two-cell stabilization lagoon.

The water surface area of each cell is approximately 23 acres. Under normal operation, the lagoons operate in parallel. The lagoons provide biological treatment to the wastewater prior to disinfection with chlorine gas and then the effluent is discharged during the winter months.

California State Univ. Wastewater Collection System O&M This correspondence course will prepare you for the 50 sewer system operation and maintenance questions on the exam.

Stabilization Pond O&M (US EPA ) This FREE manual will help you learn what you need to know to do well on the 50 lagoon operation and maintenance questions on the exam.

These design criteria deal specifically with the design of earthen wastewater treatment pond (lagoon) systems. The main emphasis is placed on wastewater treatment pond systems which will serve as the sole wastewater treatment system for domes­ tic type wastewater.

The use of wastewater treatment ponds as. BOD removal for partial mix aerated lagoons can be estimated using a complete mix hydraulic model and first order reaction kinetics: Cn/Co = (1/(I+kT/n)n) Where, Cn = effluent BOD Co = influent BOD k = reaction rate T = total hydraulic detention time n = number of cells in series k = k20()(t) Where, t = temperature of pond at design (winter.CHAPTER III: Recommended Design Criteria For Sewage Pumping Stations, Force Mains And Pressure Sewers III-1 CHAPTER IV: Recommended Design Criteria For Wastewater Stabilization And Pollution Control Ponds IV-1 CHAPTER V: Recommended Design Criteria For Aerated Ponds V-1 CHAPTER VI: Recommended Design Criteria For Preliminary Treatment .operators concerned with the design and operation of sewage lagoon systems serving Tasmania's towns.

The principles described are applicable to the design of new systems and upgrading of existing systems. The study found that the principal reason discharges of bacteria from lagoons, do not comply with regulatory standards, is due to lagoon design.