2 CCR 402-2-13 - SAMPLING, MEASURING AND TEST PUMPING

Basis and Purpose: The statutory authority for this Rule is found in section 37-91-106(4), C.R.S. The purpose of this Rule is to provide minimum standards for sampling, measuring, or test pumping groundwater to ensure that shared groundwater resources are protected from contamination.

13.1 Well Owner's Knowledge Sampling, measuring, and test pumping must be conducted with the well owner's knowledge.

13.2 Measuring Devices All measuring and sampling devices and equipment must be cleaned, decontaminated and disinfected in accordance with Rule 15.6 prior to being inserted into any well.

13.3 Removal of Well Seal Only a licensed well construction contractor, licensed pump installation contractor, authorized individual, or the well owner may remove a well seal. Whenever the seal is removed from a well and the equipment being used in the well is not disinfected pursuant to Rule 15.6, the well must be disinfected according to Rule 15.3 . The person removing the well seal is responsible for disinfecting the well and reinstallation of the seal.

13.4 Measuring, Sampling and Test Pumping Registered professional engineers, professional geologists or hydrologists, or anyone directly employed by or under the supervision of a registered professional engineer, professional geologist or hydrologist may measure, sample or test pump holes or wells for scientific, engineering, or regulatory purposes. Such activities must be limited to measuring water levels, collecting water samples, and the installation of pumps dedicated solely to scientific, engineering, or regulatory purposes, provided all work complies with the standards in these Rules.

13.5 Lost Equipment It is the responsibility of the person doing the testing, sampling, or measuring to inform the well owner in writing of any equipment malfunction, equipment loss in the well, or difficulties encountered.

Notes

2 CCR 402-2-13

39 CR 11, June 10, 2016, effective 9/1/2016 41 CR 11, June 10, 2018, effective 7/1/2018