Natural Wastewater Treatment Systems - Chapter 10 doc

... drainfield or pump vault 30-mil PVC liner 4-in. slotted PVC underdrain pipe 0. 5- to 0.75-in. rock 0.375-in. pea gravel Filter sand 0. 5- to 0.75-in. rock 0.75-in. PVC lateral with 0.125-in. orifices facing ... 493 10 On-Site Wastewater Systems Effluent disposal options for on-site systems range from soil absorption in con- ventional gravity leachfields to water reuse after hi...

Ngày tải lên: 11/08/2014, 17:20

... drinking Contents 10. 1 Introduction 217 10. 2 Occurrence in the Aquatic Environment 218 10. 3 Drinking Water Treatment 218 10. 3.1 Pretreatment 220 10. 3.2 Filtrat ion 220 10. 3.3 Chlorine-Based Disinfection 221 10. 3.4 ... 20 03, 37, 101 6 102 4. © 2008 by Taylor & Francis Group, LLC 224 Fate of Pharmaceuticals in the Environment and in Water Treatment Systems LP and MP ul...

Ngày tải lên: 18/06/2014, 16:20

... States of America on acid-free paper 109 87654321 International Standard Book Number -1 0: 0-8 49 3-3 80 4-2 (Hardcover) International Standard Book Number-13: 97 8-0 -8 49 3-3 80 4-5 (Hardcover) Library ... 487 References 488 Chapter 10 On-Site Wastewater Systems 493 10. 1 Types of On-Site Systems 493 10. 2 Effluent Disposal and Reuse Options 494 10. 3 Site Eval...

Ngày tải lên: 11/08/2014, 17:20

... Decentralized Wastewater Man- agement Systems, McGraw-Hill, New York. Crites, R.W., Reed, S.C., and Bastian R.K. (2000). Land Treatment Systems for Municipal and Industrial Wastes, McGraw-Hill, New ... LLC 16 Natural Wastewater Treatment Systems depth is 1 ft (0.3 m), and the organic loading is <89 lb/ac·d (< ;100 kg/ha·d). The expected effluent quality is BOD = 10 mg...

Ngày tải lên: 11/08/2014, 17:20

... Hampshire 3 57 4.3 × 10 6 3.6 × 10 5 Eudora, Kansas 3 47 2.4 × 10 6 2.0 × 10 2 Kilmichael, Mississippi 3 79 12.8 × 10 6 2.3 × 10 4 Corinne, Utah 7 180 1.0 × 10 6 7.0 × 10 0 Partial-mix aerated ponds Windber, ... × 10 6 3.0 × 10 2 Edgerton, Wisconsin 3 30 1 × 10 6 3.0 × 10 1 Pawnee, Illinois 3 60 1 × 10 6 3.3 × 10 1 Gulfport, Mississippi 2 26 1 × 10 6 1.0 × 10...

Ngày tải lên: 11/08/2014, 17:20

... and design of wetland treatment systems involves all of the same factors considered for other natural as well as conventional wastewater treatment systems as described in Chapter 2 of this book. ... Group, LLC 288 Natural Wastewater Treatment Systems flow from up to a 5-year storm. A grass-covered emergency spillway is sized and located to accommodate flows in excess of th...

Ngày tải lên: 11/08/2014, 17:20

... 832-R-9 3-0 08, Office of Wastewater Management, U.S. Environmental Protection Agency, Washington, D.C. USEPA. (2003). Constructed Wetlands Treatment of Municipal Wastewaters, EPA/625/R- 99/ 010, ... Con- structed Wetlands for Wastewater Treatment: Municipal, Industrial and Agricul- tural, Hammer, D., Ed., Lewis Publishers, Chelsea, MI, 319–351. WEF. (2001). Natural Systems for W...

Ngày tải lên: 11/08/2014, 17:20

... Disruptors Soil aquifer treatment systems have been utilized for the removal of endocrine- disrupting chemicals found in municipal wastewaters (Conroy et al., 2001; Quan- rad et al., 2002). Endocrine disruptors ... Factor for Slow-Rate Systems Type of Wastewater Carbon/Nitrogen Ratio Warm Climate f Factor Cold Climate f Factor High-strength wastewater >20 0.8 0.5 Moderate-stren...

Ngày tải lên: 11/08/2014, 17:20

... community 7.8 7 5-1 5-0 Carbon disulfide Sediment biota 1.9 10 6-4 7-8 4-Chloroaniline Aquatic invertebrates 1.3 33 3-4 1-5 Diazinon Sediment biota 1.1 20 6-4 4-0 Fluoranthene Aquatic community 10. 7 Sediment ... community 10. 7 Sediment biota 4.2 743 9-9 6-5 Manganese Aquatic community 13.9 7 8-9 3-3 Methyl ethyl ketone Sediment biota 5.8 10 8-9 5-2 Phenol Se...

Ngày tải lên: 11/08/2014, 17:20

... metabolites (10, 11-dihydro -1 0, 11-epoxycarbamaze- pine, 10, 11-dihydro -1 0, 11-dihydroxycarbamazepine, 2-hydroxycarbamazepine, 3- hydroxycarbamazepine, 10, 11-dihydro -1 0- hydroxycarbamazepine) was ... (formylaminoantipyridine and aminoantipyridine), and two micobio - l o gical metabolites (1,5-dimethyl-1,2-dehydro-3-pyrazolone, 4-( 2-methylethyl )-1 , 5- dimethyl-1,2-deh...

Ngày tải lên: 18/06/2014, 16:20