Science & Technology
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Report: Measuring the Quality of Office of Inspector General Reports Issued in Fiscal Years 2008 and 2009
Report #10-N-0134, June 2, 2010
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Remediation Technologies for Cleaning Up Contaminated Sites
Information on technologies used to remediate contaminated sites.
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RE-Powering America’s Land Electronic Decision Tree (October 2015)
Overview of the RE-Powering America’s Land initiative’s Electronic Decision Tree.
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Methodology for Connecting Annex 4 Water Quality Targets with TMDLs in the Maumee River Basin
Methodology for connecting Annex 4 nutrient load targets to TMDLs developed for the tributaries of the Maumee River.
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TMDLs at Work: Lynnhaven River Watershed
The documents detail the Lynnhaven River Watershed TMDL at work.
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TMDLs at Work: Diamond Lake
The documents detail the Diamond Lake TMDL at work.
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TMDL Modeling Webcast Flyers
A collection of flyers presenting an overview of TMDL modeling webinars.
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Hydrography Event Management (HEM) Tool Announcement
An announcement page for the new Hydrography Event Management Tool that contains information about, a link to a factsheet for it, and contact information for help.
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Operation and Maintenance of Green Infrastructure Receiving Runoff from Roads and Parking Lots
This document provides recommendations of operation and maintenance practices to avoid failure of green infrastructure stormwater control measures.
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2021 OIG Reports
Audit and Evaluation Reports issued by the Office of General.
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State Implementation Plans (SIP): Submissions Currently Under EPA Adequacy Review
Resources are for air quality and transportation government and community leaders. The status of state implementation plans (SIPs) currently under EPA adequacy review is provided here.
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Links Related to Anacostia Watershed (Washington, DC/Maryland)
Anacostia Watershed (Washington, DC/Maryland) of the Urban Waters Federal Partnership (UWFP) reconnects urban communities with their waterways by improving coordination among federal agencies and collaborating with community-led efforts.
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Reinvesting in the Baltimore Region and its Urban Waters
This document provides background information on the Baltimore region, which was selected for help from the nation’s new Urban Waters Federal Partnership.
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Documents and Related Links
Documents issued by ISCORS and links to technical resources.
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Technical Support for DFLOW
This page contains common technical support questions related to DFLOW as well as a contact for further questions.
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DFLOW
A page containing the basic information and resources for DFLOW 3.1, a Windows-based tool developed to estimate user selected design stream flows for low flow analysis and water quality standards.
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Applications and Uses for DFLOW
This page talks about a DFLOW case study and the ability of the EPA and states to evaluate alternative flow statistics.
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HAWQS (Hydrologic and Water Quality System)
A water quantity and quality modeling system to evaluate the impacts of management alternatives, pollution control scenarios, and climate change scenarios on the quantity and quality of water at a national scale.
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Factsheet: Recommended Binational Phosphorus Targets to Combat Lake Erie Algal Blooms
Great Lakes Water Quality Agreement Nutrients Annex Subcommittee
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Definition and Characteristics of Low Flows from DFLOW
This page provides background information on the definition and characteristics of low flows, the relationship between low flows and aquatic life criteria and design flows.