Data and Tools
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Metadata Permit Compliance System (PCS)
EPA/OW Permit Compliance System for BASINS Version 3 in CONUS
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Metadata Urbanized Areas
1990 Tiger Urbanized Areas / Polygons for CONUS, Alaska, and Hawaii in BASINS
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Metadata Populated Place Locations
Populated Place Point Locations for CONUS, Alaska, and Hawaii in BASINS
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Metadata EPA Regional Boundaries
USEPA Regional Boundaries in the United States for BASINS
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Metadata (GIRAS)
1:2500 Scale Quadrangles of Land use / Land cover GIRAS Spatial Data of CONUS in BASINS
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Metadata Ecoregions
Level III Ecoregions of the Conterminous United States in BASINS
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Dynamometer Drive Schedules
This page provides the chassis dynamometer driving schedules and shift schedules used by EPA for vehicle emissions and fuel economy testing.
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SERAFM Release Notes
Release notes for SERAFM (Spreadsheet-based Ecological Risk Assessment for the Fate of Mercury) versions 1.0.2 to 1.0.4
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Point-of-Use/Point-of-Entry Cost Estimating Tool
WBS model for cost estimating POU and POE drinking water treatment systems.
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SED3D
Notes that the Three-Dimensional Numerical Model of Hydrodynamics and Sediment Transport in Lakes and Estuaries (SED3D) model was archived & is no longer available on the CEAM web site
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OXYREF
The Oxygen Requirements of Fishes (OXYREF) data base has been archived and is no longer available on this website.
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NPS Documentation
This documentation has been archived and is no longer available on this website.
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WHATIF Release Notes
Release notes for the WHATIF (Watershed Health Assessment Tools Investigating Fisheries) software model assessing the health of watersheds and streams
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QUAL2EU
The Enhanced Stream Water Quality Model is maintained through the Watershed and Water Quality Modeling Technical Support Center and is no longer available on this website.
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Virtual Beach (VB)
Page on VB, a software package designed for developing site-specific Multiple Linear Regression (MLR) models for the prediction of pathogen indicator levels at recreational beaches.
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Mobile and Transportation
Highlighted resources for Advance partners
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AP 42, Fifth Edition, Volume I Chapter 8: Inorganic Chemical Industry
AP 42, Fifth Edition, Volume I Chapter 8: Inorganic Chemical Industry
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Virtual Beach Release Notes
Release notes for VB, software package designed for developing site-specific Multiple Linear Regression (MLR) models for the prediction of pathogen indicator levels at recreational beaches
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Heating, Ventilation and Air-Conditioning Systems, Part of Indoor Air Quality Design Tools for Schools
The main purposes of a Heating, Ventilation, and Air-Conditioning system are to help maintain good indoor air quality through adequate ventilation with filtration and provide thermal comfort. HVAC systems are among the largest energy consumers in schools.
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LC50
Page notes that LC50 (lethal concentration, 50%) model, which estimates LC50 values, has been archived & is no longer available on CEAM site