Drain Fly

Drain Fly

Psychodidae

insects

How to Identify

Drain flies, also known as moth flies, are small (1/8 - 1/5 inch) with a fuzzy appearance due to long hairs covering their bodies and wings. Their wings are held roof-like over their bodies when at rest. They are weak fliers and often seen near drains and damp areas.

Signs of Infestation

You'll likely notice small, moth-like flies fluttering around sinks, bathtubs, showers, and floor drains. A common sign is a build-up of dark, gelatinous sludge inside drain pipes. Seeing numerous flies consistently indicates a breeding source nearby.

Health Risks

Drain flies are generally considered a nuisance pest and do not bite or transmit diseases. However, their presence can indicate unsanitary conditions and potential bacterial growth in drains, which can be a concern in Myrtle Beach homes with high humidity levels. Allergic reactions to drain fly debris are possible but rare.

Our Treatment Method

MBPC targets drain fly infestations by eliminating the breeding source. Our SC-licensed technicians will inspect drains and pipes, then use specialized cleaning agents to remove organic buildup. Regular drain maintenance and cleaning are essential for long-term control on your Grand Strand property. Contact us for a consultation.

EPA-approved products · Licensed technicians · Satisfaction guaranteed

Prevention Tips

Regularly clean drains and pipes with enzymatic drain cleaners to remove organic buildup. Repair leaky faucets and pipes promptly to eliminate moisture sources – a common issue in older Myrtle Beach homes. Ensure proper ventilation in bathrooms and kitchens to reduce humidity.

Habitat

Drain flies thrive in the moist, organic-rich environments of drains, sewer lines, and septic tanks. The humid subtropical climate of Myrtle Beach provides ideal conditions for their breeding. Coastal homes with poor drainage or leaky pipes are particularly susceptible to infestations.

Peak activity: Year-Round

Identification Photos

Frequently Asked Questions About Drain Fly

Drain flies don't bite or sting, but they can be a nuisance and indicate unsanitary conditions in your Myrtle Beach home. They can also potentially carry bacteria from drains to surfaces.

The key is to eliminate their breeding source. Clean drains thoroughly with a brush and enzymatic cleaner to remove organic buildup. Repeat this process regularly to prevent re-infestation in your Myrtle Beach property.

Yes, if your septic tank is not properly sealed or maintained, drain flies can breed there and enter your home through plumbing. Ensure your septic system is inspected and serviced regularly to prevent pest problems in your Myrtle Beach home.

Drain flies are attracted to moisture and organic matter found in drains, sewers, and stagnant water. Leaky pipes, clogged drains, and poorly maintained septic systems can all create attractive breeding grounds in your Myrtle Beach home.

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