The City of Amarillo actively manages mosquito populations by treating over 100 sites around the city. This treatment is necessary when environmental conditions create stagnant standing water, which is ideal for mosquito larvae to start hatching.

Mosquito Control Details

Prevent Mosquitoes on Your Property

Female mosquitoes lay their eggs in stagnant water. To help prevent mosquitoes from breeding on your property:

  • Dump and drain any standing water (e.g., in pet bowls, trash, or pools).
  • Cover or drain pools when not in use.
  • Remove any items that may collect water.
Report a Mosquito Problem

Do you have mosquitoes? Let us know! Fill out the West Nile Virus Monitoring: Report Dead Corvidae Birds & Mosquito Activity form.

Environmental Health Mosquito Control Methods

The Environmental Health Department works to control mosquito populations through various methods.

    • Space Spraying involves using an ultra-low volume machine to dispense pesticide into the air, effectively killing adult mosquitoes.
    • Larviciding is a method of mosquito control that targets mosquito larvae in standing water. By killing the larvae, it prevents them from developing into adult female mosquitoes that bite.
    • Larviciding Areas
      • The map below shows the major larviciding areas within the City of Amarillo by zip code. Green squares indicate the primary areas of focus. Additionally, uncurbed ditches throughout the city are also treated to control mosquito populations.
Larviciding Area Map

Mosquito Control FAQS

No. The City of Amarillo does not spray private residences or private property.
Our mosquito control efforts focus on public rights-of-way, parks, drainage areas, and other public spaces with high mosquito activity.
We encourage residents to:

  • Eliminate standing water around their homes.

  • Keep lawns trimmed and landscaping maintained.

  • Report mosquito activity using our form: Mosquito Report Form

    • Reports help our Environmental Health team monitor mosquito hotspots and prioritize public treatment zones during the active season.

No. The City of Amarillo’s mosquito control program only operates within city limits.
If you live outside Amarillo, check with your local municipality. For example, the City of Canyon and Village of Lake Tanglewood have their own mosquito control programs.

The City uses EPA-registered insecticides, including:

  • Bio-Mist 30-30

  • Perm-X 4-4

  • Mosquito Master 412

These are applied using ULV (Ultra-Low Volume) fogging, which disperses a fine mist to target adult mosquitoes while using minimal chemical amounts. When applied properly by trained professionals, they pose minimal risk to people, pets, and the environment.

When used properly, the insecticides used by the City are not expected to harm pets or animals.
As a precaution, you may wish to bring pets indoors during active spraying. ULV fogging uses a small volume of product that breaks down quickly in the environment.

No, but you should take normal food safety precautions.

  • The insecticides are not meant to be sprayed directly on edible plants.

  • ULV fogging minimizes drift, but trace exposure is possible.

  • As a general rule, always rinse fruits and vegetables before consuming — just like you would with produce from a store or farmer’s market.

Yes. Bees and other pollinators can be sensitive to insecticides.
The City takes the following steps to reduce impact:

  • Spraying is conducted in the evening or early morning when bees are typically inactive.
  • ULV application uses very small amounts of product, minimizing off-target exposure.
  • Residents with hives may report their address to ehealth@amarillo.gov and our applicators will avoid those areas.

Not necessarily. Spraying helps reduce mosquito populations but won’t eliminate them completely:

  • Only adult mosquitoes that are active and flying at the time of treatment are affected.

  • Mosquitoes may migrate from untreated or nearby areas.

  • Spraying is just one part of the City’s Integrated Mosquito Management (IMM) strategy, which includes:

    • Mosquito trapping and monitoring

    • Larval control (targeting immature mosquitoes in water)

    • Standing water elimination

    • Community education

Spraying typically occurs between April and October, depending on weather conditions.
There is no fixed schedule. Instead, spraying is based on:

  • Mosquito trap counts

  • Public complaints

  • Weather conditions

  • Disease risk factors (like West Nile virus)

Neighborhoods with more mosquito activity may receive multiple treatments per season.

The chemicals used begin to kill flying adult mosquitoes on contact, usually within minutes to a few hours of application.
The highest level of effectiveness is usually observed the same evening the treatment takes place.

We follow EPA label instructions and industry best practices to:

  • Avoid chemical overuse

  • Prevent mosquito resistance to insecticides

  • Protect beneficial insects and the environment

Spraying is done only when needed, based on science and surveillance data.

The active ingredients in the City’s products are EPA-reviewed and considered safe when applied according to label directions.

  • All applications are made by trained City staff following strict guidelines.

  • Public health and environmental safety are priorities in all mosquito control operations.

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About Translations on Amarillo.gov

The City of Amarillo offers translations of content on Amarillo.gov through the Google Translate web translator (translate.google.com). Because Google Translate is an external service, the City does not control the quality or accuracy of translated content. As a result, some translations may contain inaccuracies, and there may be issues with the appearance of translated pages, including errors in images.

If you encounter incorrect or substandard translations, you can help improve them by contributing better translations using Google Translate:

  1. Hover over any text containing an error, and a pop-up box will appear.
  2. Click “Contribute a better translation.”
  3. Double-click the area of the pop-up that says “Click a word for alternative translations, or double-click to edit directly.”
  4. Make your edits directly in the text box.
  5. Press “Contribute” to submit your suggested changes.

For more information on contributing to Google Translate, visit Google Translate’s help page.

Please note that the City of Amarillo does not control the process by which contributed translations are incorporated into Google Translate.

The City of Amarillo is dedicated to enhancing the accessibility and multilingual content available on our website.