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United States Environmental Protection Agency

STEPL - Spreadsheet Tool for Estimating Pollutant Load

Region 5 Load Estimation Model

 

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Access STEPL  Data Server for Input Data  

Models and Documentation

Frequently Asked Questions

 Models and Documentation

 

·         BMP Efficiency Calculator
(Last updated: 06/30/2010. Please send your comments to STEPL support.)

o        BMP Efficiency Calculator 1.0 Package

·         STEPL 4.1
(Last updated: 06/30/2010. Please send your comments to STEPL support.)

o        STEPL 4.1 Installation Package

Note: This update was to make the STEPL model compatible with Excel 2007. The STEPL 4.0 User’s Manual is still valid for this version.

·         STEPL 4.0
(Last updated: 06/30/2010.)

o        STEPL 4.0 Installation Package

o        STEPL 4.0 and Region 5 Model New Features

o        STEPL 4.0 User’s Manual

·         STEPL 3.1 Installation Package
(Last updated: 06/30/2010)

·         STEPL 3.1 User's Manual
(Last updated: 06/30/2010)

·         STEPL Example (Microsoft Excel 2000)
(Last updated: 06/30/2010)

·         STEPL 2.2 Field Data Entry Sheets
(Last updated: 07/01/03)

·         Region 5 Load Estimation Spreadsheet Model (Microsoft Excel)
(Last updated: 11/23/09)

·         Region 5 Load Estimation Model User's Manual
(Last updated: 11/17/05)

·         Region 5 Load Estimation Model Field Data Entry Sheets
(Last updated: 07/01/03)

·         List of Alternative Load and Load Reduction Models
(Last updated: 07/08/03)

·         BMP Descriptions For STEPL and Region 5 Models
(Last updated: 07/01/03)

·         Slide Shows and Tutorials For STEPL and Region 5 Models
(Last updated: 12/13/07)

 

 

Questions? Please contact:
STEPL support
Developed for EPA Office of Water
Grants Reporting and Tracking System
By Tetra Tech, Inc.
Last revised: 12/13/2007

 

 

 

 

 

 

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