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- EPA On-line Tools for Site Assessment Calculations--OnSite Formulas
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- OnSite includes formulas for calculating parameter values needed for models. The formulas are divided into three categories, Site Data Preparation, Model Input ...
- National - Scale Air Toxics Assessment: Glossary of Key Terms11-17-2009
- "These are key terms used in the national scale air toxics assessment."
- SIS Peer Review (Travis) | Surface Impoundment Study | Wastes | US EPA09-05-2008
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- The scaling of toxicological effect across species using the body weight formula 2-2 is appropriate ... The use of the ¼ scaling factor seems appropriate, as does the use of a scaling factor of 1 for birds ...
- Glossary of Key Terms | National-Scale Air Toxics Assessment | Technology Transfer Network Air Toxics Web site | US EPA11-17-2009
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- ... 50 percent of the population as "urban." The 1999 national-scale assessment uses 2000 census data and the 1996 national-scale assessment relied on 1990 census data to make this determination ...
- Glossary | National-Scale Air Toxics Assessment | Technology Transfer Network Air Toxics Web site | US EPA09-21-2009
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- ... 50 percent of the population as "urban." The 1999 national-scale assessment uses 2000 census data and the 1996 national-scale assessment relied on 1990 census data to make this determination ...
- Glossary of Key Terms | National-Scale Air Toxics Assessment | Technology Transfer Network Air Toxics Web site | US EPA09-21-2009
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- ... 50 percent of the population as "urban." The 1999 national-scale assessment uses 2000 census data and the 1996 national-scale assessment relied on 1990 census data to make this determination ...
- Glossary | National-Scale Air Toxics Assessment | Technology Transfer Network Air Toxics Web site | US EPA11-17-2009
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- ... 50 percent of the population as "urban." The 1999 national-scale assessment uses 2000 census data and the 1996 national-scale assessment relied on 1990 census data to make this determination ...
- EPA - TTN NAAQS OTAG Technical Supporting Document Chapter 2 Regional and Urban Scale Modeling Workgroup03-04-2008
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- ... in these studies varied from 4–5 km for urban-scale applications to 10–20 km for regional-scale applications.
- Assessment Methods | 2002 National-Scale Air Toxics Assessment | Technology Transfer Network Air Toxics Web site | US EPA07-22-2009
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- ... underlying basis for the 2002 emissions used in the national-scale assessment... tract level exposure concentration cannot be used to predict local-scale "hot spot" exposures or to capture a range of exposures ...
- Final Report | Regional Analysis of Variation in Adirondack Lake Ecosystems: Landscape Scale Determinations of Dissolved Organic Carbon02-26-2004
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- ... be applied to large numbers of watersheds at a regional scale... a concentration (g C/m3), and inputs and losses are scaled to a predefined time interval (e.g., 1 year.
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- Final Report | Utilization of Paper Mill Waste in Ceramic Products08-18-2005
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- Compositions for the experimental formulas are shown below in Table 1. The compositions were ... water absorption of the glazed samples was 11 percent for formula #1 and 12 percent for formula #2.