A Dedication to Customer Service

Tshimakain Creek Labs is committed to providing analytical and sampling services carefully tailored to the needs of our customers. Moreover, we welcome the opportunity to work with other entities for 8(a) sub-contracting and procurement opportunities.


T-Creek offers a full range of analytical and microbial services for water testing. We also offer drugs of abuse testing for pre-employment, randoms, and reasonable suspicion. Sampling plans and services for water analysis or drugs of abuse can be designed to meet the specific needs of the customer.

Learn More »

Our Mission & Values

Tshimakain Creek Labs is a leader in the industry and exists for the purpose of providing the best value for services and products, growing the Spokane Tribe's economy, and providing employment opportunities for Spokane Tribal Members. T-Creek Labs represents the values and culture of the Spokane Tribe of Indians, including respect for all people and our environment. T-Creek employees are expected to be representatives of the values of the Spokane Tribe, including the highest possible standards for ethics, honesty and integrity.

Learn More »

Doing Business for Years

Tshimakain Creek Labs began roughly 20 years ago. The Spokane Tribe of Indians Fisheries Department created “Spokane Tribal Water Lab” as a tribal program intended to reduce costs within the Fisheries Department. Within a few years, “The Water Lab” as it was commonly referred to began providing services to other tribal departments, including Lake Roosevelt Fisheries, Indian Health Service, and the tribe’s Water Resource Program, that were interested in testing surface water and drinking water.

Learn More »