Oregon Administrative Rules
Chapter 690 - WATER RESOURCES DEPARTMENT
Division 215 - MAINTENANCE, REPAIR AND DEEPENING OF WATER SUPPLY WELLS
Section 690-215-0045 - Deepening of Wells
Current through Register Vol. 63, No. 9, September 1, 2024
(1) Only the following wells may be deepened without an approved special standard:
(2) The static water level shall be measured prior to and after deepening any well. Both readings shall be recorded on the well log.
(3) If the deepening of an existing well results in access to a new aquifer then prior to completion of deepening work all previous aquifers, including previous aquifers that have gone dry or are low-producing, shall be cased and sealed off using the methods described in OAR 690-210.
(4) The deepening of a water supply well shall not result in the commingling of aquifers.
Stat. Auth.: ORS 183, 536, 537 & 540
Stats. Implemented: