1. (1) To determine the chemical quality of ground water which will be available from each well and its suitability for intended uses, the water in all wells should be sampled during or immediately following construction and development.

   1. (a) The sample shall be clearly marked with the location of the well, the date and time taken, and the depth of the strata from which the water was taken.

2. (2) To determine the bacteriological quality of a water supply, the water in all wells should be sampled after construction is complete and the system has been disinfected.

   1. (a) The sample shall be collected after chlorinating solution has been dissipated or been flushed from the system.
3. (3) The contractor/driller should inform the well owner of the importance of having the water analyzed and coliform tests performed.
4. (4) Local health offices and the department of environmental quality can be contacted for lists of certified labs who can perform these tests.

Authorizing statute(s): 37-43-202(3), MCA

Implementing statute(s): 37-43-202(3), MCA

History: NEW, 1986 MAR p. 1699, Eff. 10/17/86; AMD, 1997 MAR p. 65, Eff. 1/17/97.