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Village of St. Louis - Well Water Testing Interest Form

  1. Village of St. Louis Well Water Testing

    Loudoun County is offering free well water testing to St. Louis residents whose property falls within the village’s sewer service district.

    Residents can choose to participate in the testing. Interested residents should complete this online form. 

    Note:  the deadline for signing up for the April 5, 2023 testing event has passed. Submitting this online form now will indicate your desire for free well water testing in the fall of 2023, likely in October. 

    Learn more about this opportunity at

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