Los Angeles County West Vector & Vector-Borne Disease Control District


Protection From Mosquitoes


Mosquito Control Checklist

•  Mosquitoes need standing water to lay their eggs.
•  Look for anything that can hold water for more than 3 days
•  Dump and drain the water once a week: Empty and scrub, turn over, cover, or throw away all items that hold water.
•  Tightly cover water storage containers, so that mosquitoes can’t get inside to lay eggs. Rain barrels must be tightly sealed at all entrances with 1/16th inch wire mesh and checked regularly.
•  Check inside and outside your home.

o Potted plant saucers & decorative pots
o Buckets and other containers
o Trash cans and trash can lids
o Recyclables & recycle collection bins
o Fountains, birdbaths, ponds
o Water bowls for pets
o Animal water troughs
o Bromeliads and other plants that naturally collect and hold water
o Leaky hoses, sprinklers, and/or faucets
o Rain barrels, cisterns, and/or homemade water collection and storage containers
o Items stored outside around your home or yard or place in a sheltered area

o Tires, miscellaneous items or junk
o Outdoor toys, tire swings, and basketball hoop bases
o Lilly pots and/or water gardens
o Swimming pool and/or spa
o Watering cans
o Lawn ornaments and/or lawn furniture
o Wheelbarrows
o Covers or tarps on boats, cars or recreational vehicles
o Tree holes & low areas with persistent puddling
o Rain gutters/yard drains/French drains
o Street gutters & pot holes

* Click here to download the Mosquito Control Checklist


Control Mosquitoes Inside Your Home

•  Use screens on windows and doors. Repair holes in screens to keep mosquitoes outside.

•  Check for mosquito larvae breeding in water holding plants inside your home (i.e. lucky bamboo, bromeliads, vases, plant saucers)
• Use air conditioning when available.
• Sleep under a mosquito bed net if air conditioned or screened rooms are not available or if sleeping outdoors.



Prevent Mosquito Bites

Use Environmental Protection Agency (EPA)-registered insect repellents with one of the active ingredients below. When used as directed, EPA-registered insect repellents* are proven safe and effective, even for pregnant and breastfeeding women.

2. Picaridin
3. IR3535
4. Oil of lemon eucalyptus

*Find the insect repellent that’s right for you by using EPA’s search tool.

Tips for Everyone
• Always follow the product label instructions.
• Reapply insect repellent as directed.
• Do not spray repellent on the skin under clothing.
•  If you are also using sunscreen, apply sunscreen first and insect repellent second.

Tips for Babies & Children
• Always follow instructions when applying insect repellent to children.
• Do not use insect repellent on babies younger than 2 months old.
• Do not apply insect repellent onto a child’s hands, eyes, mouth, and cut or irritated skin.
• Adults: Spray insect repellent onto your hands and then apply to a child’s face.
• Do not use products containing oil of lemon eucalyptus (OLE) or para-menthane-diol (PMD) on children under 3 years old.
• Natural insect repellents (repellents not registered with EPA)
• We do not know the effectiveness of non-EPA registered insect repellents, including some natural repellents.
• To protect yourself against diseases spread by mosquitoes, CDC and EPA recommend using an EPA-registered insect repellent.
• Choosing an EPA-registered repellent ensures the EPA has evaluated the product for effectiveness.
Visit the EPA website to learn more.

• Wear long-sleeved shirts and long pants
• Dress your child in clothing that covers arms and legs.
• Cover crib, stroller, and baby carrier with mosquito netting.
• Treat items, such as boots, pants, socks, and tents, with permethrin* or buy permethrin-treated clothing and gear.
Permethrin-treated clothing will protect you after multiple washings. See product information to find out how long the protection will last.
• If treating items yourself, follow the product instructions.
• Do not use permethrin products directly on skin