Blood Hound is an underground utility locating firm based in the heart of the Midwest, providing services nationwide. Using s ... tate-of-the-art techniques and technology, we can locate any and all underground utilities and structures. That includes privately owned and exotic facilities such as chilled water, chemical transport, process, waste, or underground storage tanks. Although it’s the law to call 8-1-1 before you dig, this system doesn’t locate these utilities. Blood Hound makes use of a variety of technologies, including state-of-the-art EM scanning, GPS mapping, Ground Penetrating Radar, camera inspection, and vacuum excavation, so you can be sure that if it’s on your job site, you will know about it before your shovel does. read more