Data and Tools

Nitrate Rule - Failure To Monitor (FTM) - Public Notification Template

Tier 3 PN Templates for Community and Non-transient Non-community Water Systems to be used to notify customers of a Failure to Monitor (FTM) for Nitrate concentrations.

Nitrate Rule - Maximum Contaminant Level (MCL) – Public Notification Template

Tier 1 PN Templates for Community and Non-transient Non-community Water Systems to be used when a PWS exceeds the MCL for Nitrate contamination.

Method Validation and Peer Review Policies and Guidelines

This page contains several documents of methods validation and peer review policy and guidelines followed by USEPA and created by Forum on Environmental Measurement (FEM).

Public Notification - Total Trihalomethanes (TTHM) and Haloacetic Acids (HAA5) MCL Template

When a PWS exceedes the MCL for both TTHM and HAA5 it must issue a public notice to inform the consumers of the exceedance. This template can be used as a guide to prepare that public notice.

MRDL Form 3 - Quarterly Report for Daily and Monthly Chlorine Dioxide

Quarterly Reporting Form for Daily and Monthly Chlorine Dioxide residuals

Water Quality Parameter (WQP) Report Form

Water systems treating for corrosion control in Wyoming and on R8 Tribal Lands can use this form to report test results for Water Quality Parameter (WQP) samples.

EPA Region 8 Lead Service Line Inventory Template Instructions

This instructions document supports the Region 8 Service Line Inventory Template and General Information Form and contains guidance on how to properly use the template, and tips on how to complete a service line inventory.

EPA Region 8 Lead Service Line Inventory General Information Form

Region 8 Service Line Inventory - PWS Information Form - This form may be used by public water systems in Wyoming and on Tribal Lands in R8 who have completed their inventories using a format other than the EPA Region 8 Service Line Inventory Template.

GreenChill Certified Stores Historical Data

GreenChill Historical Data

WATER9, Version 3.0

WATER9 Installation

Public Data on Gasoline Fuel Quality Properties

This application provides data on gasoline fuel properties and how they have been trending over time due to both EPA standards and shifts in market dynamics.

AVERT Web Edition

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Fuels Averaging, Banking, and Trading (ABT) Credit Data

2015 public data from the Gasoline program for Fuels Averaging, Banking, and Trading (ABT) credits for benzene and sulfur.

Water Quality Exchange Web Template Files

This page contains links to and descriptions of Water Quality Exchange Web Template files.

EPA Dynamically Downscaled Ensemble (EDDE) Webinar Archive

This EPA Tools & Resources webinar, hosted by the EPA’s Office of Research and Development (ORD) and recorded on July 17, 2024, highlighted EPA Dynamically Downscaled Ensemble (EDDE).

Submitting Electronic Notification of Compliance Status to the Compliance and Emissions Data Reporting Interface (CEDRI)

This page contains a document to help you find out how to create and submit the Notification of Compliance Status by using CEDRI. This page also contains a User Guide for EPA's OAR CEDRI submission service

Ecosystem Services Portal

EPA’s Ecosystem Services Tool Selection Portal is a resource to help communities incorporate the benefits of local ecosystems into their environmental planning and decision-making.

Combining Data into Complete eMotor ALPHA Maps

The National Center for Advanced Technology (NCAT), part of the National Vehicle and Fuel Emissions Laboratory (NVFEL), assesses the effectiveness of advanced low emission and low fuel consumption technologies for a broad range of electric motors (eMotor).

2015 Municipal Solid Waste New Source Performance Standards (NSPS) and Emission Guidelines (EG) Data Files

The following are 2015 data files related to the Municipal Solid Waste Landfills: New Source Performance Standards (NSPS), Emission Guidelines (EG) rules.

2016 Municipal Solid Waste New Source Performance Standards (NSPS) and Emission Guidelines (EG) Data Files

The following are 2016 data files related to the Municipal Solid Waste Landfills: New Source Performance Standards (NSPS), Emission Guidelines (EG) rules.