Science & Technology

This page shows all of the pages at www.epa.gov that are tagged with Science & Technology.
  • WASTE AWAY®

    Technical product bulletin: this bioremediation agent (biological additive/microbiological culture) used in oil spill cleanups on any age crude and any type, in water of any salinity or temperature or in soil.

  • SHAMANTRA GREEN

    Technical product bulletin: this bioremediation agent (nutrient additive) used in cleanups is recommended on water and near shoreline oil spills. It is a natural product made using humic acid.

  • BIOWORLD

    Technical product bulletin: this bioremediation agent (microbiological additive) used in oil spill cleanups comes in two parts: and enhancer liquid and hydrocarbon digesting microbes in dry form. First apply enhancer, then rehydrated microbes.

  • NAAM Conference 2016

    NAAM Conference 2016

  • How do I close a monitor?

    When a user goes into Maintain->Monitor and places a "Close Date" for the monitor and saves it, the system will automatically add an end date to the Sample Period tab. All other monitor or metadata, including agency roles, will automatically receive a close/end date as well. The reason a user…

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  • What do I do if I get a Post Fatal Error or Load Active Error?

    The error received by the user means the process failed and there is nothing to load. If the process crashes the system doesn't provide good diagnostic information, because of this, Regional Contacts should forward to AQS Support Team because there is nothing they can do to fix.

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  • What do I do if I get the message: "A Pre-production record already exists for Monitor-Date-Time"?

    The following process needs to be run: Understand: The error is caused by pre-production raw data that has not been posted. Review the load report and note the monitor id(s) (state-county-site-parameter-poc) of the raw data with this error. To delete this data, run the Maintain -> Sample Values -> Delete…

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  • How do I reactivate monitoring at a site?

    The following procedure is only needed if monitoring occurred for the pollutant of interest at the site previously and was stopped for all the monitors at the site for that pollutant. Log into AQS and connect to the screening group that owns the primary monitor at the site. Click on…

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  • What does "Unique Constraint Error" mean?

    During the Load process, if a user receives an error with "unique constraint (...) violated" in it, that means the user submitted an insert transaction that is a duplicate of data already in the database.

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  • How do I create a new primary monitor at a site where PM2.5 monitoring has a QA collocated monitor?

    Log into AQS and connect tot he screening group that owns the QA Collocated monitor for PM 2.5 at the site (there should only be one). On the maintain -> Monitor form, query the QA Collocated monitor. Click on the QA Collocation tab and add the end date for the…

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  • How do I use the required frequencies settings?

    When a user sets the Required Frequencies using Maintain -> Monitor -> Req. Frequencies tab to 8-Stratified Random, 9-Random, R-Episodic Sampling, or S-Seasonal, the user must then specify a Collection Frequency for each month that sampling occurs. It is possible to have monitors where sampling does not occur in certain…

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  • How is NPAP Audit Data loaded/reviewed/approved?

    NPAP audit data is typically entered through the PEAT application by the regional contractors or through manual methods by self-implementing organizations. to review and approve NPAP audit data, the reviewer must be assigned the audit coordinator role in AQS. Uploaded NPAP audit data can be found under the "Audit" tab…

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  • Why do my data show up on the AMP251 but not the AMP256 report?

    if you run the AMP251 report it will show all the data and tell you if it's valid or not. If the data submitted shows a difference between the actual flow rate and the indicated flow rate of more than 10%, the data will be invalid and should not show…

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  • What do I do if I want the design value to be calculated using a primary and composite primary sampler?

    If the user wants to use data from both a primary sampler and a composite primary sampler to calculate the design value (DV), they need to go to Maintain -> Site -> Primary Monitor Period and ensure the primary monitor information is populated and ensure they insert a 'Y' in…

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  • When exactly does it matter what information has been added to the Maintain -> Site -> Primary Monitor Periods screen?

    First, for PM 2.5 , Ozone and Lead the regulations require a monitor for those parameters to be designated as the "Primary" at every site where a monitor for the parameter is located. Right now the first monitor that the user creates for the parameter will automatically become the primary…

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  • How long are batch form reports available for?

    When a user posts a datafile they receive an email with links to the various reports (i.e. Summary and Load Reports, CRST Reports, Raw Data Inventory) seen on the Batch form. The user has 30 days to review those reports, after which time the reports are deleted from the system.

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  • What are the different data statuses in AQS?

    LOAD status - where the data has passed all business rules, is still not visible to public, is stored in production table but is not in POST status. This data is commonly referred to as " Pre-production data ". LOAD status only applies to raw data. QA data automatically goes…

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  • What is the difference between Agency and Screening Group?

    Historically, AQS used an abstraction called "Screening Groups" for security access control - i.e. who was allowed to modify data in AQS. Under this model, Monitors were owned by Screening Groups and users were assigned to screening groups based on which monitors they needed to access. This security model has…

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  • How do I delete a lot of Tribal data?

    Log in to AQS, click on "Action" from the menu and from the drop-down click on "Tribal Mode On" From the menu choose "Retrieval" and from the drop-down lick on "Standard Report Selection" For the "Report Code" field, from the drop-down, choose "AMP501 - Extract Raw Data" Report At the…

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