Gopher Holes in Your Yard: Identification, Damage, and Solutions

Finding fresh mounds of dirt in your yard is usually the first sign of a gopher problem. But not all dirt mounds are gopher holes — moles, ground squirrels, and even natural soil heaving can create similar-looking disturbances. Knowing what you're dealing with determines the right response.

How to Identify Gopher Holes

Gopher mounds have several distinctive characteristics that set them apart from other burrowing animals:

• Shape: Gopher mounds are fan-shaped or crescent-shaped, asymmetrical. The main tunnel entrance is on one side of the mound, usually plugged with soil.
• Size: Typically 12-24 inches in diameter and 4-8 inches high.
• Soil: Fresh gopher mounds have loose, fine soil that feels damp and is distinctly different from surrounding ground.
• No open hole: Unlike ground squirrel burrows, gopher holes are almost always sealed. Gophers plug their entrances to maintain tunnel humidity and exclude predators.

Gopher Mounds vs. Mole Mounds

Mole mounds are often confused with gopher mounds but look distinctly different:

• Mole mounds are circular and symmetrical, like a small volcano, with the tunnel entrance in the center.
• Gopher mounds are fan-shaped and asymmetrical, pushed out to one side of the plug.
• Moles also create visible raised ridges or surface tunnels in lawns — gophers rarely create these.
• Mole damage is typically confined to lawns; gophers frequently kill shrubs, trees, and garden plants by chewing roots.

Signs of Active vs. Inactive Gopher Holes

Fresh mounds with damp, loose soil indicate active gopher activity. You can test whether a burrow is active by breaking open the plug — if it's re-plugged within 24-48 hours, the gopher is still present. Dry, compacted mounds with no re-plugging are usually inactive.

In Southern California, gophers are active year-round, with peak mound-building in spring (February-April) and fall (September-November) when soil moisture is ideal for tunneling.

What to Do About Gopher Holes

Filling in gopher holes without eliminating the gopher is temporary — the gopher will simply re-excavate. The permanent solution is removing the gopher through mechanical trapping.

Do not attempt to flood gopher tunnels. Flooding rarely kills gophers (they're excellent swimmers), can damage irrigation systems, and may destabilize soil in areas with steep grades.

Gopher Guys technicians locate active tunnel systems using a probe, set professional traps, and remove gophers without any poison or chemicals. After service, mounds can be smoothed and reseeded.

Gopher Guys serves all of Southern California including Los Angeles County, Orange County, Riverside County, and San Bernardino County.