Water Testing

water testing photo

The lab conducts a variety of water and wastewater analyses for the City of Dubuque, local industries, surrounding communities, and private individuals.



Those who wish to test their water may pick up a sample collection (Whirl-Pak) bag and instructions at the WRRC administration building, or call 563.589.4334 to request they be mailed to you. 
All samples must be submitted by at least 3 p.m. Samples submitted on Fridays must be received by noon.

Laboratory Fees
Instructions for Whirl-Pak Bags 

Lab Hours


Monday - Thursday: 8 a.m. to 3:30 p.m.
Friday: 8 a.m. to noon.

For questions or more information about water and wastewater analysis, call 563.589.4334.