Science & Technology
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After an agency adds certification request flags, is the agency allowed to make changes to that year's raw data record(s)?
If an agency has entered certification flags and they change any of the raw data it will reset the flag to an "M" flag. This is whether or not they have submitted a certification letter to EPA. An "M" flag basically signifies that something has changed since the agency has…
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How does AQS determine if a monitor is regulatory or not?
The key field in AQS to tell if something is a regulatory monitor or not, is the monitor type; so if the monitor type is a SLAMS then the monitor is assumed to be regulatory. If the monitor is not a regulatory monitor and its a State, Local or Tribe…
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Do you have to recertify data if it is null coded after you have certified the data?
if you replace a sample measurement number with a null code, then AQS will reset the certification flag to "M". Alternatively, if you have a date-time where there is no raw data value and submit a null code for that date-time then I don't believe that AQS will change the…
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How do I allow a user to load QA data?
Example: Kathy needs to be granted permission to upload QA data as an EPA contractor for the following screening groups; can you please grant her access? Also, she will be posting lead (Pb) data for the R9 lab; I am not sure what screening group allows for that. Can you…
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How do I close a QA Collocated monitor?
First, users need to understand there are several business rules that dictate the process for closing out a QA collocated monitor and setting one up. We will walk through the process below using an example. Scenario: The user has a site with three monitors, we'll call them POC1, POC2 and…
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AQS Webinars
AQS Webinars
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Comments Received on Proposed Additions to West Virginia's 2014 List of Impaired Waters
Comments submitted from the public during the public comment period for EPA's partial approval-partial disapproval and proposed additions to West Virginia's 2014 Section 303(d) List of Impaired Waters.
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AQS QA Data Input Formats
AQS QA Data Input Formats
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AQS Guidelines for Reporting Collocated PM2.5 and Lead Data
AQS Guidelines for Reporting Collocated PM2.5 and Lead Data
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How Do Beaver Dams Affect Water Quality?
EPA scientists and collaborators conducted a scientific literature review to better understand how beaver dams impact stream systems across different biogeographical regions.
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Mapping Moving Mangroves
Several factors are changing mangrove ecosystems worldwide. EPA researcher Dr. Chandra Giri has dedicated years to studying the changes affecting mangrove ecosystems. Read about his team's work monitoring mangroves.
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GreenChill Store Certification Protocol for Stores Using Self-Contained Refrigerated Cases as a Primary Refrigeration System
Explanation of documentation needed for the GreenChill certification application for a store using self-contained cases as the primary refrigeration system (not using a external rack of compressor).
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GreenChill’s Corporate Emissions Reduction Program: An Overview for Prospective Food Retail Partners
An Overview of the GreenChill Program for Prospective Food Retail Partners
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GreenChill’s Corporate Emissions Reduction Program: An Overview for Prospective Refrigeration System Manufacturing Partners
An Overview of the GreenChill Program for Prospective Refrigeration System Manufacturing Partners
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Guidance for San Juan Watershed Program Assistance Agreements
WIIN funding guidance documents for San Juan Watershed projects.
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Report: Inter-annual Variability of Benthic Macroinvertebrate Communities in the Bonita Peak Mining District
Report on Inter-annual Variability of Benthic Macroinvertebrate Communities in the Bonita Peak Mining District, December 2020
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Training
EPA has been developing training to support successful renewable projects on contaminated lands, landfills and mine sites.
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Working Paper: Burden Sharing Under the Paris Climate Agreement
Parties of the UN Framework Convention on Climate Change have reached a general political consensus in support of reducing global greenhouse gas (GHG) emissions, but debate continues over how to share equitably the burden of mitigation across countries.
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January 2020 SBIR Highlights
This document contains SBIR program highlights for January 2020.
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SBIR 2021 Informational Webinar Presentation
Webinar slides from the 2021 EPA SBIR Informational Webinar presentation.