Question 1

Does 811 locate private utilities?

Accepted Answer

No. 811 typically marks public utilities only. Private utilities such as private water lines, sewer laterals, septic systems, irrigation, propane, and private electrical lines are usually not included.

Question 2

What is private utility locating?

Accepted Answer

Private utility locating identifies underground utilities located beyond the public connection point, including private water, sewer, septic, electrical, and other privately owned lines.

Question 3

Can you locate PVC or non-metallic utilities?

Accepted Answer

Yes. Ground Penetrating Radar (GPR) is commonly used to locate non-metallic utilities such as PVC and clay pipes, especially when tracer wire is not present.

Question 4

Can you locate septic tanks and drain fields?

Accepted Answer

Yes. Septic system locating, including septic tanks and drain fields, is a common service for property planning, repairs, and replacements.

Question 5

How accurate is utility locating?

Accepted Answer

Utility locating provides approximate utility locations. Depth, soil conditions, and utility material can affect results. Verification by potholing is recommended before excavation.

Question 6

Do you provide utility locating near me?

Accepted Answer

Yes. Twin City Locating provides mobile private utility locating and GPR services throughout Southwest Washington, including multiple counties and surrounding rural areas.

Private Utility Locating Services in Southwest Washington