Data and Tools

This page shows all of the pages at www.epa.gov that are tagged with Data and Tools.

  • WQX Nutrients Best Practices Guide

    This document contains best practices for submitting nutrient data using WQX.

  • ATTAINS

    The Assessment and Total Maximum Daily Load Tracking and Implementation System (ATTAINS) is an online system for accessing information about the conditions in the Nation’s surface waters.

  • ATTAINS Program Information

    The Assessment and Total Maximum Daily Load Tracking and Implementation System (ATTAINS) is an online system for accessing information about the conditions in the Nation’s surface waters.

  • Water Data and Tools

    Provides the resources about Office of Water databases and applications as tools for your data research and information.

  • Operating Permit Timeline for New Mexico or Albuquerque

    Part 70 Title V Operating Permit Timeline for New Mexico

  • Yeoman Creek Landfill Site Map, Waukegan, Illinois

    Map of the Yeoman Creek Landfill in Waukegan, Illinois

  • SF‑424D: Assurances for Construction Programs

    Provides assurances for Construction Programs.

  • SF‑270: Request for Advance or Reimbursement

    Used by recipients to request advances or reimbursement on all non-construction programs when the advance payment or reimbursement methods are used.

  • EPA Subaward Cross Cutter Requirements

    To assist recipients or “pass-through entities” who make subawards under the Uniform Grant Guidance to identify potential Federal requirements that may apply to to subrecipients on EPA funded projects per 2 CFR 200.331(a)(2).

  • Grants for your Region: Information that is specific to EPA Region 4

    Detailed Region 4 grant information that you will need when applying for grants in Region 4.

  • AQUATOX Training Workshops

    A one-day short course on AQUATOX was presented as part of the Society of Environmental Toxicology and Chemistry (SETAC) North America 31st Annual Meeting, held November 7-11, 2010 in Portland, OR.

  • Potential Applications for AQUATOX

    AQUATOX has a myriad of potential applications to water management issues and programs, including water quality criteria and standards, TMDLs (Total Maximum Daily Loads), and ecological risk assessments of aquatic systems.

  • What does AQUATOX do?

    AQUATOX simulates the transfer of biomass, energy and chemicals from one compartment of the ecosystem to another.

  • AQUATOX Basic Information

    AQUATOX is an ecosystem simulation model that predicts the fate of various pollutants, such as excess nutrients and organic chemicals, and their effects on aquatic ecosystems, including fish, invertebrates, and aquatic plants.

  • AQUATOX 3.1 Download Page

    Contains AQUATOX system requirements and installation information. Download the zipped file. Order documentation.

  • AQUATOX

    AQUATOX is a simulation model for aquatic systems. AQUATOX predicts the fate of various pollutants, such as nutrients and organic chemicals, and their effects on the ecosystem, including fish, invertebrates, and aquatic plants.

  • AQUATOX Data Sources Documents

    Contains the data sources for parameter values of the AQUATOX model including: a bibliography for the AQUATOX data libraries and the compendia of parameter values for US Army Corps of Engineers models.

  • AQUATOX Training Documents

    A one-day short course on AQUATOX was presented as part of the Society of Environmental Toxicology and Chemistry (SETAC) North America 31st Annual Meeting, held November 7-11, 2010 in Portland, OR. These are the presentation slides.

  • AQUATOX Model Validation Reports

    AQUATOX has a myriad of potential applications to water management issues and programs, including water quality criteria and standards, TMDLs (Total Maximum Daily Loads), and ecological risk assessments of aquatic systems.

  • Peer Review of AQUATOX

    AQUATOX Release 2 underwent an external peer review in early 2003, and Release 3 underwent an external peer review in late 2008.

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