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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!

CHL Holiday Schedule 2018

CHL will be operating on an as-needed basis from December 18 – 29, with the lab officially closed on December 25, 26, and January 1. We will be accepting samples as usual and will maintain our 7-business day turnaround time. However, we will not be offering expedited analysis or next-day shipping on supply orders.

Please contact us before December 18 if you anticipate placing an order during this time.

As always, we appreciate your business and wish you a safe and happy holiday season!!

UNESCO Karst 2020 Conference

Western Kentucky University, the George Wright Society, and the Mammoth Cave Area Biosphere Reserve invite you to attend the UNESCO Protection of Fragile Karst Ecosystems Workshop in Bowling Green, Kentucky to be held May 2020.  More details coming soon!

Student Research Grant

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

NEWS!!

CHL Director, Chris Groves, is in Guilin, China this week presenting at the Tenth International Training Course on Karst Hydrogeology hosted by the International Research Center on Karst under the auspices of UNESCO.  Check back soon for press release and more details!

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