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Crawford Hydrology Laboratory provides professional consulting and field and laboratory services regarding groundwater tracing in karst and non-karst areas.

We specialize in groundwater investigations with the use of fluorescent dyes and utilize techniques we have developed and enhanced over the past 38 years. We provide quality supplies and analyses for groundwater traces and conduct full field investigations. Crawford Hydrology Laboratory has extensive experience conducting dye trace investigations for commercial clients as well as government agencies.

We look forward to working with you!

CavesLIVE: A Distance Learning Adventure

Interested in learning more about caves and karst environments? Check out this free, live question and answer program with cave scientists from Luray Caverns in Virginia. The event will take place on March 14, 2018 from 12-12:45 ET.

Student Research Grant

CHL is now accepting proposals for their 2018 student research grants.


Interested in what we’ve been up to? Check out CHL in the NEWS!