Annually, the Environmental Services Program (ESP) laboratory analyzes approximately 24,000 samples for about 336,000 compounds or physical properties.  Each sample may be part of a larger project or investigation that the department has conducted.

By using the online search, you may view test results from the past five years.  Analytical results may be searched by date range, sample number, tag number, sample type, analyte, permit/facility ID, or county.  Displayed sample results can then be sorted by the column headers.  To view more detailed information for a specific sample, click on the blue sample number link. 

If you require previous year’s data or desire the ability to conduct advanced filtering of the results, please download the zip file.

What's not included? 

  1. records relevant to criminal investigations or environmental enforcement actions;
  2. samples sent to contract labs for tests the ESP laboratory does not conduct;
  3. samples submitted to the ESP laboratory by parties outside the department.

At any time during your search you may view the FAQ page to see a description for each heading.

Thank you for using our searchable database.  If you have feedback or questions, please email us at envirolab@dnr.mo.gov