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Louisiana Department of Health & Hospitals | Kathy Kliebert, Secretary

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Statewide Initiatives



211 - Get Connected. Get Answers.

Environmental Testing

Listed below are the tests offered by the State Public Health Lab for environmental samples. Each link will give a description of the test provided, the amount of sample needed for testing and any other information and instructions necessary for collection and shipment. The list is divided by the type of sample followed by the section of the laboratory offering the tests. To assist in finding what test is needed please use the A to Z Test List.

Water Testing

Chemistry (Drinking Water)
Sample Submission Information

  • General Chemistry
  • Trace Metals Analysis
  • Pesticide Analysis
  • Radiological Analysis

Microbiology

Dairy Testing

Chemistry

Microbiology

Food Testing

Limited food testing is available at the state laboratory. See specific agents for more details.

Polymerase Chain Reaction(PCR) testing is not performed directly on food items. At this time PCR is used to identify a limited variety of viable organisms, which have been cultured, from food items. See the list below for more details.

Microbiology

Shellfish Testing

Microbiology