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WQX Implementation Resources and Downloads
A variety of resources are available to assist data partners with using WQX.
The core implementation resources are available on the Exchange Network website.
Downloadable files that give addtional information about WQX are also available below.
For information on initial steps that must be taken to submit data through
WQX, please refer to the Submitting Data to EPA Using WQX page.
- WQX Schema (v1.0 and v2.0) - The formal definition of the structure
and format of data being exchanged through WQX (available on the
Exchange Network WQX site
 ).
- WQX Flow Configuration Document (v1.0 and v2.0) - The principle document which captures the detailed data exchange
processing rules governing WQX using narrative text, diagrams and examples. **Please note:
The FCD has been updated for WQX v2.0, and includes information about submitting
both v1.0 and v2.0 files. Users are advised to use the updated FCD, though the
previous version is available for reference
(available on the Exchange Network WQX site
).
- WQX Data Exchange Template (Data Dictionary v1.0 and 2.0) - The template outlining each data element
within the WQX schema along with definitions, validation rules, and example content.
This is a more human-readable version of the WQX schema (available on the
Exchange Network WQX site
).
- Example XML Instance Files (v1.0 and v2.0) - Example submission WQX file and example return XML from WQX web
services (available on the Exchange Network WQX site
).
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Windsor Node Client Lite 2 Instructions for Use
** Added October 14, 2009 **
A pdf file that outlines how to use the Windsor Node Client Lite
to interact with the WQX flow. This pdf file is currently geared towards Beaches users, however, the instructions apply for
anyone using this tool.
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20 KB |
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Activity Type Definitions
** Added February 24, 2009 **
A zip file containing the WQX domain value list for Activity Type.
The definitions for the different Activity Types have been added,
and we are requesting feedback regarding their accuracy.
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6 KB |
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WQX Domain Values
** Updated July 30, 2009 **
A zip file containing the WQX domain values in text format.
This output of the WQX domain values is current as of July 27, 2009.
Please refer to the WQX Flow Configuration Document (FCD v2.0, pages 21-22)
for methods to attain the most current list of domain values,
including time stamped values for last changed date. WQX Web can also
be utilized to access the most current WQX domain values.
***Recent changes have been made to a subset of characteristic
names in the Characteristic domain value list. The domain values, current from July 27, 2009
include the new changed Characteristic domain value list. For
a crosswalk of the changes, please see this
Characteristic Roadmap (Excel file, 21 KB).
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548 KB |
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WQX Database Entity Relationship Diagram (ERD)
** Added August 4, 2008 **
A pdf file showing the Entity Relationship Diagram of the WQX
database, v2.0. This diagram represents all data tables, domain
value list tables, and transactional tables as well as their
relationships for the WQX backend database. This ERD matches
the final WQX v2.0 schema.
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56 KB |
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WQX v2.0 Example XML Files
** Added August 14, 2008 **
A zip file containing 2 example XML files that are WQX v2.0 compatible.
One example (FreqClass_PopCensus.xml) shows data for the biological
intents of Frequency Class and Population Census. The other example
(Indiv_GroupSumm.xml) shows data for the biological intents of Individual and Group Summary.
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5 KB |
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WQX v1.0 XML Training Manual
** Added February 23, 2007 **
This downloadable zip file contains a training manual and
example WQX XML file will help you understand the content
and structure of an XML file that is based on the WQX v1.0 schema.
The example XML file demonstrates how DEMOTEST data looks in
the format of the WQX v1.0 schema.
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440 KB |
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SRS Names for Carbon, Nitrogen and Phosphorous Characteristics
** Added October 23, 2006 **
A spreadsheet containing the standardized names for various Carbon, Nitrogen and
Phosphorous substances, as determined by the Substance Registry System (SRS). Please note
that there are 4 worksheets: Metadata (containing column names and meanings),
Carbon, Ammonia Nitrogen, and Phosphorus Phosphate.
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34 KB |
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Activity Group Examples
** Added September 27, 2006 **
An Adobe Acrobat PDF file showing examples of how to submit Activity Group data through WQX.
The Activity Group section of the WQX schema allows users to group together different monitoring activities
for reasons such as QC events, grouping results data from the lab with field
measurements using Field Sets, grouping samples as Replicates, or grouping parent samples with subsamples.
This PDF file walks through each example, showing what an XML submission would look like for
each type of grouping.
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21 KB |
| You will need Adobe Acrobat Reader to view the Adobe PDF files on this page. See EPA's PDF page for more information about getting and using the free Acrobat Reader. |
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