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The lab is certified through the Colorado Department of Public Health and Environment as in compliance with the criteria and procedures of the EPA Manual for the Certification of Laboratories analyzing drinking water.

Facility Information

Regional Lab Hours

Monday–Thursday from 8 a.m.-4:30 p.m.

Fridays:  closed

The lab is closed on all federal holidays and does not accept water samples the business day before a holiday.

No samples will be accepted on the following days in 2024:

June 18, 19
July 3, 4
September 2
November 11
November 27, 28, 29
December 24, 25, 31

Contact Us 

Phone: 970-248-6999


Water Tests

  • Coliform: Present/Absent with E. coli ($25)
  • E. coli: Enumerated ($27)
  • Heterotrophic Plate Count ($30)

Payment is due at time of service. We accept cash, check, or credit card.

Samples can also be shipped overnight to:


MCPH Regional Lab
P.O. Box 20,000
Grand Junction, CO 81502-5033

For FedEx and UPS:

MCPH Regional Lab
510 29 1/2 Road
Grand Junction, CO 81504

Download and fill out the form below to bring with your water sample

The Analytical Services Form is a fillable PDF and you can type in your responses. If you choose to handwrite your responses, you must use blue or black ink.

Analytical Services Form

Do you need help finding your Facility ID or Sample Point ID? Search this list.

Sample Point ID List

Request a Water Test Kit

The Regional Lab offers affordable testing with results available the following day via email to all involved parties, per request.

Request your Test Kit here  

View our certificate if you need it for auditing purposes.

Specific water testing information

The Regional Lab is closed on Fridays

Regional Lab

Community Services Building (Public Health Regional Lab)

510 29 1/2 Rd
Grand Junction, CO 81504
Monday - Thursday: 8:00 am-4:30 pm