21st Century Watershed Technology: Improving Water Quality and Environment Conference Proceedings, 21-24 February 2010, Universidad EARTH, Costa Rica

  1. Modelling water-harvesting systems in a semi arid catchment (Merguellil-Tunisia)
    Authors:   Aziz Abouabdillah, Mike White, Jeffrey G Arnold, Anna Maria De Girolamo, Ons Oueslati, Antonio Lo Porto
    Keywords:   Modeling, SWAT, Potholes, contour ridges, semi arid
    DOI:   10.13031/2013.29389
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  2. AQUARIUS: A Decision Support System for Aquaculture
    Authors:   Fred S Conte, Abbas Ahmadi
    Keywords:   Decision support systems, aquaculture, rainfall
    DOI:   10.13031/2013.29390
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  3. Channel Erosion Estimate for Urbanizing Watersheds: Submerged Jet testing and SWAT DEG
    Authors:   Peter M Allen, Jeff G Arnold, Stephanie Capello, Dave Coffman
    Keywords:   Keywords SWAT, urbanization, degradation, SWAT-DEG tool, Submerged Jet Test
    DOI:   10.13031/2013.29391
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  4. Microbial Community Patterns in Tile Drain Biofilters in Illinois
    Authors:   J Malia Andrus, Luis F Rodriguez, Matthew Porter, R.A.C Cooke, Yuanhui Zhang, Angela D Kent, Julie L Zilles
    Keywords:   Denitrification, Biofilter, Microbial community
    DOI:   10.13031/2013.29392
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  5. New Developments in the SWAT Ecohydrology Model
    Authors:   Jeffrey G Arnold, Philip W Gassman, Michael J White
    Keywords:   Keywords: SWAT, conservation practices, temporal scheduling, water quality, cropping systems, tile drainage
    DOI:   10.13031/2013.29393
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  6. Amatitlan Lake Rescue Guatemala, Centro America
    Authors:   Cesar Arreaga, Hayro Garcia
    Keywords:   
    DOI:   10.13031/2013.29394
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  7. Estimation of irrigation water conduction losses in four rivers of the Laja system in Central Chile
    Authors:   José Luis Arumí, Diego Andres Rivera, Alfonso Rougier, Ricardo Díaz
    Keywords:   irrigation canal, management, groundwater surface water interaction, Chile, modeling
    DOI:   10.13031/2013.29395
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  8. Photocatalytic disinfection of water using photocatalyzer immobilized in mortar and solar radiation
    Authors:   Felipe A De la Hoz, José Luis Arumí, Diego Andres Rivera
    Keywords:   disinfection of water , irrigation, solar radiation, Photocatalisis, titanium dioxide
    DOI:   10.13031/2013.29396
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  9. Develop of the conceptual modeling of the environmental management of a complex swine farm in the Central Valley of Chile
    Authors:   Hector R Flores, José Luis Arumí, Diego Andres Rivera, Luis Octavio Lagos, Ali Saleh, David Lewis
    Keywords:   BPA, Swine’s farm, Chile, Modeling, Monitooring
    DOI:   10.13031/2013.29397
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  10. Anthropogenic Influence on Tetracycline Resistance in a Subtropical Watershed
    Authors:   Bailey Ann Sullivan, Raghupathy Karthikeyan
    Keywords:   antibiotic resistant genes, water quality, PCR
    DOI:   10.13031/2013.29398
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  11. Estimation of Soil Erosion for Small Watershed Using the WEPP Model under Cagayan Valley Condition, Philippines
    Authors:   Jeoffrey Lloyd R Bareng
    Keywords:   
    DOI:   10.13031/2013.29399
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  12. Filtration and Sorption BMP Modeling for Water Quantity and Quality
    Authors:   Billy J Barfield, Sam L Harp, John C Hayes, Mahesh Chalavadi, Sandeep Yeri, Glenn A Brown, Ellen Stevens
    Keywords:   Best management practices, nutrient trapping, bacteria trapping, sediment trapping,, sorption, mechanical filtration, low impact development, IDEAL
    DOI:   10.13031/2013.29400
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  13. Experiences in integrated management of natural resources in the sub-watershed of the Chimbo River, Ecuador
    Authors:   Víctor Barrera1, Elena Cruz, Jeffrey Alwang, Luis Escudero, Carlos Monar
    Keywords:   Key words: natural capital, micro-watershed, systems approach, adaptive and integrated watershed management
    DOI:   10.13031/2013.29401
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  14. Criteria to prioritize intervention areas in watersheds: the experience of the Program Focuencas II (Innovation, learning and communication for adaptive co-management of watersheds)
    Authors:   Laura Benegas, Josue Leon
    Keywords:   Keywords: co-management, watershed’s field work, resource’s distribution, territorial equity
    DOI:   10.13031/2013.29402
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  15. Applications of Microbial Source Tracking in the TMDL Process
    Authors:   Brian Benham, Leigh-Anne Krometis,Gene Yagow, Karen Kline, Theo Dillaha
    Keywords:   TMDL microbial source tracking, pathogen, water quality, watershed management
    DOI:   10.13031/2013.29403
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  16. Assessment of Riparian Buffer Impacts within the Little River Watershed in Georgia USA with the SWAT Model
    Authors:   D D Bosch, J Cho, R R Lowrance, G Vellidis, T C Strickland
    Keywords:   SWAT; riparian buffer; nonpoint source pollution; sediment; simulation; watershed
    DOI:   10.13031/2013.29404
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  17. Evaluation of Nutrient Modeling by SWAT under Tropical Conditions
    Authors:   Priscilla Basilio Cardoso Barros Trindade, Luis Felipe Nunes Coutinho, Marco Aurélio Costa Caiado, Conrad Dean Heatwole
    Keywords:   SWAT, Brazil, watershed model, tropics, diffuse pollution, nitrogen, phosphorus
    DOI:   10.13031/2013.29405
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  18. Proper Disposal of Unwanted Medication: Curriculum Development
    Authors:   Natalie J Carroll
    Keywords:   Proper disposal of medications, informal education, curriculum development, PPCP
    DOI:   10.13031/2013.29406
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  19. Effects of UV light disinfection on tetracycline-resistant bacteria in wastewater treatment plants
    Authors:   Hannah R Childress, R Karthikeyan
    Keywords:   antibiotic resistance, dark repair, photoreactivation, water quality
    DOI:   10.13031/2013.29407
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  20. Sediment Control Practices in Sloping Alpine Fields in Korea
    Authors:   Joongdae Choi, Dong-Su Kong, Hyung-Jin Lee, Su-Young Park, Cheol-Hee Won, Yonghun Choi, Kyong-Jae Lim
    Keywords:   Muddy runoff, sediment control, sloping field, BMPs, water quality
    DOI:   10.13031/2013.29408
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  21. Natural flows obtained from a simplified model and the influence of rice irrigation in these flows
    Authors:   Ana Lúcia Denardin Da Rosa, Eloiza Maria Cauduro Dias De Paiva
    Keywords:   Key words: natural flow, rice irrigation, basin of Vacacaí River
    DOI:   10.13031/2013.29409
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  22. Classification Of Water Resources In River Basins With Lack Of Data: A Case Study In Southern Brazil
    Authors:   João Batista Dias de Paiva, Eloiza Maria Cauduro D. de Paiva, Maria do Carmo Cauduro Gastaldini, Lorenza Oppa, Rodrigo Cauduro D. de Paiva
    Keywords:   Keywords: Water demand, Water Resources Classification, Water Quality, Mathematical Modeling
    DOI:   10.13031/2013.29410
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  23. A Review of HSPF Evaluations on the Southern United States and Puerto Rico
    Authors:   Jairo N Diaz-Ramirez, William H McAnally, James L Martin
    Keywords:   Lumped hydrologic modeling, Mississippi, Alabama, Puerto Rico, Tropical and subtropical hydrology processes
    DOI:   10.13031/2013.29411
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  24. Conservation Agriculture and Ecosystem Services
    Authors:   Theo Dillaha, Cheryl Heatwole Shenk, Keith M Moore
    Keywords:   Keywords: conservation agriculture, ecosystem services, hydrology, best management practices, developing countries
    DOI:   10.13031/2013.29412
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  25. Rural roads and trails as a source of sediment: Preliminary evaluation of models for the Alegre watershed in Eastern Brazil
    Authors:   Marissa J Duff, Conrad D Heatwole, Marco Aurelio C Caiado
    Keywords:   Keywords: Unpaved roads, erosion, sediment delivery, model, Tropics
    DOI:   10.13031/2013.29413
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  26. Data Quality Assurance in Pressure Transducer-Based Automatic Water Level Monitoring
    Authors:   D M Endale, D S Fisher, M B Jenkins, H H Schomberg
    Keywords:   Pressure transducer, Water level, Flume, Flow rate, Water quality, Water quantity
    DOI:   10.13031/2013.29414
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  27. Spatial Distribution And Effect Of Anthropogenic Pollution Sources Along Ikpa River Under Urbanization Expansion
    Authors:   Obot E Essien
    Keywords:   Keyword: anthropogenic nps and ps pollution, urbanization/population pressure, degraded stream, WHO/FEPA standards
    DOI:   10.13031/2013.29415
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  28. Seasonality Impact On Pollution Loads Of Downstream Quality Of Municipal Drainage River, Uyo, Nigeria
    Authors:   Obot E Essien
    Keywords:   keywords: Seasonality effect, municipal drainage river, pollution load, Ikpa basin,Nigeria
    DOI:   10.13031/2013.29416
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  29. Effects of ionic strength on bacteriophage MS2 behavior: implications on the assessment of virus retention by ultrafiltration membranes
    Authors:   Aurelie Furiga, Gwenaelle Pierre, Marie Glories, Pierre Aimar, Christine Roques, Christel Causserand, Mathieu Berge
    Keywords:   Bacteriophage MS2, Ionic strength, Membrane filtration, qRT-PCR, PFU method
    DOI:   10.13031/2013.29417
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  30. The Worldwide Use of the SWAT Model: Technological Drivers, Networking Impacts, and Simulation Trends
    Authors:   Philip W Gassman, Jeff J Arnold, Ragahavan Srinivasan, Manuel Reyes
    Keywords:   SWAT, water quality modeling, hydrologic modeling, model adoption, technology advances
    DOI:   10.13031/2013.29418
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  31. Relating Hydrologic Metrics to In-Stream Aquatic Life in Semi-Arid Areas
    Authors:   Roger H Glick, Leila Gosselink, Baolin Bai, Chris Herrington
    Keywords:   Hydrology, aquatic life, water quality, hydrologic metrics
    DOI:   10.13031/2013.29419
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  32. Estimation of soil erosion using USLE equation in Rio Pirris watershed in Costa Rica
    Authors:   Sergio Solano, Jose Francisco Aguilar, Georges Govaere
    Keywords:   Erosion, USLE, Sediment, Hydropower, Watershed management
    DOI:   10.13031/2013.29420
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  33. Study of Soil Erosion Process in Vegetable Crops
    Authors:   Georges Govaere, Luis Alberto Cruz, Jose Francisco Aguilar
    Keywords:   Erosion process, kinetic energy, vegetable crops, rain simulator
    DOI:   10.13031/2013.29421
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  34. Low Impact Development Decision-Making to Evaluate Impacts of BMP Selection
    Authors:   John C Hayes, Charles V Privette, III, Elizabeth Tempel, David Willis, Matthew Huber
    Keywords:   Low impact development, best management practice, post construction, water quality, LID
    DOI:   10.13031/2013.29422
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  35. Refinement, Validation and Implementation of SWAT Model Central Texas TMDL
    Authors:   James B Houser, Larry M Hauck, Larry Koenig
    Keywords:   TMDL, SWAT, manure management, best management practices, phosphorus
    DOI:   10.13031/2013.29423
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  36. Variations of Indicator Bacteria in a Large Urban Watershed
    Authors:   Abasiofiok Mark Ibekwe, Menu Leddy
    Keywords:   fecal coliform, E coli, enterococci, wastewater treatment plants, contamination, bacteria
    DOI:   10.13031/2013.29424
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  37. Rainfall Network Optimization Using Transinformation Entropy And Genetic Algorithm
    Authors:   Azadeh Karimi Hosseini, Omid Bozorg Haddad, Somayeh Shadkam
    Keywords:   entropy, information theory, genetic algorithm, network design, rainfall station
    DOI:   10.13031/2013.29425
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  38. Modeling Nutrients in the Rio Mannu River Basin: Scenario Analysis
    Authors:   Anna Maria De Girolamo, Antonio Lo Porto
    Keywords:   Watershed management, future scenarios, modeling, water quality, SWAT Model
    DOI:   10.13031/2013.29426
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  39. Use of a watershed model in the development of a River Basin Management Plan in a catchment with limited data
    Authors:   Antonio Lo Porto, Anna Maria De Girolamo, Gerardina Santese
    Keywords:   BMPs, SWAT, water pollution, watershed modelling
    DOI:   10.13031/2013.29427
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  40. Watershed Protection Plan in Rural Texas Watersheds Using Spatial Tools
    Authors:   Kyna E McKee, R Karthikeyan, Patricia K Smith
    Keywords:   Keywords GIS, modeling, watershed, bacterial contamination, E coli
    DOI:   10.13031/2013.29428
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  41. Reducing Phosphorus Runoff from Biosolids with Water Treatment Residuals
    Authors:   Philip A Moore, Jr., Jason P De Koff, Rod D Williams, Randy Young, Peter J Kleinman
    Keywords:   Phosphorus, biosolids, water treatment residuals, eutrophication
    DOI:   10.13031/2013.29429
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  42. Equity and Transparency: General Principles of the Success of Collective River and Ground Water Management in Valencia, Southeast Spain
    Authors:   Mar Ortega, Paul Trawick, Guillermo Palau-Salvador
    Keywords:   Irrigation, organizational principles, self-governance, institutions, groundwater, recycled waste-water
    DOI:   10.13031/2013.29430
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  43. Herbicide Sampling in Watersheds: When Enough is Enough
    Authors:   Elizabeth A Pappas, Chi-hua Huang
    Keywords:   Atrazine, herbicide sampling, watershed monitoring
    DOI:   10.13031/2013.29431
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  44. Lysimeter Experiments to Investigate the Fate and Transport of Vinasse Application in Tropical Soils
    Authors:   Johan S Perret, Joel E Reyes, Víctor R Bazán, B K Singh, Kelly T Morgan, Robert A Gilbert
    Keywords:   Keyword: bio-ethanol, sugar cane, vinasse, tropical soil, lysimeter, solute and water flow
    DOI:   10.13031/2013.29432
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  45. Water treatment for rural areas by slow sand filtration
    Authors:   Bruno Segalla Pizzolatti, Marcus Bruno Domingues Soares, Denise Conceição de Gois Santos Michelan, Luis Romero Esquivel, Maurício Luiz Sens
    Keywords:   Water treatment, slow sand filtration, rural areas, Brazil
    DOI:   10.13031/2013.29433
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  46. Assessment of groundwater recharge and water fluxes of the Guarani Aquifer System, Brazil
    Authors:   Jorge Luiz Rabelo, Edson Cesar Wendland
    Keywords:   groundwater recharge flow model, numerical modeling, geographical information systems
    DOI:   10.13031/2013.29434
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  47. Integrated watershed planning for water management in San Miguel Allende, Guanajuato, México
    Authors:   R F PINEDA, D Paterson, E Cantoral, A Amador, G Urbán, M Córdova, D Bustos, L Sanaphre, V Larragivel
    Keywords:   Keywords: watershed, water management, social participation, Mexico
    DOI:   10.13031/2013.29435
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  48. Proposed Standard for Automatic Calculation of Rainfall Erosivity
    Authors:   Manuel R Reyes, Hiroshi Suda, Mark Brooks, Ryan Boyles
    Keywords:   Keywords: erosivity, soil erosion, rainfall intensity, USLE
    DOI:   10.13031/2013.29436
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  49. Performance and Evaluation of Multisensor Precipitation Estimation Algorithm Using a High Density Rain Gauge Network and Hydrologic Simulation
    Authors:   Alejandra M Rojas González, Eric W Harmsen, Sandra Cruz Pol
    Keywords:   Keywords: Multisensor Precipitation Estimation, NEXRAD products, rainfall variability, mean field bias, hydrology, distributed model
    DOI:   10.13031/2013.29437
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  50. Backwashed Slow Sand Filtration for Water Supply during Droughts Periods in Animal Production
    Authors:   M. B D SOARES, B S PIZZOLATTI, L G ROMERO, D G MICHELAN, M L SENS
    Keywords:   Water treatment, Backwashed slow sand filtration, Aquaculture Lake, Animal production
    DOI:   10.13031/2013.29438
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  51. Bank filtration: Application in rural areas. Case studies in Santa Catarina, Brazil.
    Authors:   Luis G Romero, Bruno Segalla Pizzolatti, Marcus Bruno Domingues Soares, Denise Conceição de Gois Santos Michelan, Maurício Luiz Sens
    Keywords:   Water production, Bank filtration, Rural areas, Carbofuran, Santa Catarina, Brazil
    DOI:   10.13031/2013.29439
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  52. Water and Payment of Environmental Services in Costa Rica
    Authors:   Ricardo O Russo
    Keywords:   payment for environmental services, environmental services, Watershed protection, hydrological services, Costa Rica
    DOI:   10.13031/2013.29440
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  53. Children’s Participation in the Evaluation of Bio-Indicators of Water Quality in Rural Communities
    Authors:   Bert Kohlmann, Ricardo Russo, Jose Itzep, Rosario Solís
    Keywords:   Biomonitoring, bioindicators , macro-invertebrates, river pollution, Costa Rica
    DOI:   10.13031/2013.29441
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  54. Modeling Cover Crop Effectiveness on Maryland’s Eastern Shore
    Authors:   Aisha M Sexton, Ali M Sadeghi, Adel Shirmohammadi, Greg McCarty, W Dean Hively
    Keywords:   Cover Crops, SWAT, Nitrate, Model, Nutrients
    DOI:   10.13031/2013.29442
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  55. Development and Application of a Modified NTT Tool for Water Quality Trading
    Authors:   A Saleh, O Gallego, E Osei, H Lai, C Gross, S McKinney
    Keywords:   Key Words: Nutrient Trading Tool, nitrogen, phosphorus, credits, farm, NTT, cost-effective, water quality trading
    DOI:   10.13031/2013.29443
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  56. Use of CEEOT-SWAPP Modeling System for Cost-effective Targeting and Evaluation of Environmental Pollutants
    Authors:   Ali Saleh, Edward Osei, Oscar Gallego
    Keywords:   Keywords: APEX; FEM; GIS; modeling; nutrient; sediment; SWAT; Water quality
    DOI:   10.13031/2013.29444
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  57. Experimental Study of Levee Breach
    Authors:   Walter F Silva-Araya, Luis Humberto Alva-Solari, M Hanif Chaudhry
    Keywords:   Levee breach, overtopping failures, protection levees, flood control, earth embankments
    DOI:   10.13031/2013.29445
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  58. Gleaning Information from Multiple Data Sources to Determine Watershed Water Quality Conditions
    Authors:   Donald D Snethen, Tom Stiles, Daniel L Devlin, William L Hargrove
    Keywords:   Watershed Management, Water Quality, Data Mining, Kansas
    DOI:   10.13031/2013.29446
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  59. Resuspension of E. coli from Direct Fecal Deposits in Streams
    Authors:   Michelle L Soupir, Rachel L McDaniel, Chris R Rehmann
    Keywords:   Water quality, E coli, resuspension, direct fecal deposit, flume
    DOI:   10.13031/2013.29447
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  60. Potential Risk of Suspended Particulate Matter in Aquatic Ecosystems
    Authors:   Sandra M Tirado, Ian G Droppo, Steven N Liss
    Keywords:   Keywords: microbial floc, water quality, indicator organisms, pathogens, extracellular polymeric substances (EPS), correlative microscopy
    DOI:   10.13031/2013.29448
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  61. Riparian Sediment Delivery ratio: Stiff Diagrams and Artificial Neural Networks
    Authors:   Ernest William Tollner, Herbert Ssegane, Steven C McCutcheon
    Keywords:   
    DOI:   10.13031/2013.29449
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  62. GIS LAND USE ALLOCATION MODEL BASED ON WATER QUALITY CRITERIA
    Authors:   Christian A Villalta-Calderon
    Keywords:   multi-objective optimization linear programming (MOLP), water quality, land use planning, GIS, spatial analysis
    DOI:   10.13031/2013.29450
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  63. Multi-Objective Optimization Approach for Land Use Allocation Based on Water Quality Criteria
    Authors:   Christian A Villalta-Calderon, Luis R Perez-Alegria
    Keywords:   multi-objective optimization, water quality, land use planning, nutrients, HSPF
    DOI:   10.13031/2013.29451
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  64. GLEAMS evaluation in potato fields for agricultural nutrient management in central Bolivian highlands
    Authors:   Sarah Walker, Conrad D Heatwole, Jaime Cossio
    Keywords:   Nutrient management, GLEAMS model, mineralization, Andes, Bolivia, potato
    DOI:   10.13031/2013.29452
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  65. PEMSEA Partnership for Watershed Management in East Asia
    Authors:   Gene Yagow, Karen Kline, Dave Nemazie, Bob Summers, Brian Benham
    Keywords:   TMDL, training, watershed management, international partnerships Disclaimer: The workshop training was funded by PEMSEA under sub-agreement with UMCES and Virginia Tech The findings
    DOI:   10.13031/2013.29453
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  66. Integrated Water Resources Management in a micro-basin scale
    Authors:   Astorga E Yamileth
    Keywords:   River Basin Management, social and participative strategy
    DOI:   10.13031/2013.29454
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  67. Agricultural Production Systems and Soil Fertility in the Pinhal River Sub-basin
    Authors:   Juliano Corulli Correa, Julio Cesar Pascale Palhares, Franciele Curioletti
    Keywords:   Keyword. corn, forest, minerals, pasture, riparian zone
    DOI:   10.13031/2013.29458
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  68. Evaluation of Adjustment Environmental Contract to Pig Production in Pinhal River Sub-Basin
    Authors:   Julio Cesar Pascale Palhares, Antonio Lourenço Guidoni, Jalusa Deon Kich, Ricardo Luis R Steinmetz, Magda Regina Mulinari, Jaqueline Bianca Klein, Luciane Coldeblla, Gustavo Plieske, Gilbert C Sigua
    Keywords:   manure, nutrients, riparian zone, water quality
    DOI:   10.13031/2013.29459
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  69. Impact of Livestock in the Water Quality of Pinhal River Sub-Basin, Santa Catarina State-Brazil
    Authors:   Julio Cesar Pascale Palhares, Antonio Lourenço Guidoni, Jalusa Deon Kich, Ricardo Luis R Steinmetz, Magda Regina Mulinari, Jaqueline Bianca Klein, Luciane Coldeblla, Gustavo Plieske, Gilbert C Sigua
    Keywords:   dairy cow, pig, poultry, water quality, watershed
    DOI:   10.13031/2013.29460
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  70. Creating a financial return-on-investment for constructed treatment wetlands
    Authors:   Dawn M Reinhold
    Keywords:   Treatment wetlands, duckweed, anaerobic digestion, bioenergy
    DOI:   10.13031/2013.29480
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  71. Education and Research in a Horticultural Irrigation Project in El Salvador
    Authors:   Jeffrey Jones, Jan Boll, Erin Brooks
    Keywords:   
    DOI:   10.13031/2013.36511
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