All obstructions or debris which may interfere with effective sealing operations shall be removed from the water supply well to be abandoned. Any foreign matter capable of causing ground water contamination shall be removed prior to placing any sealing material.
Or. Admin. Code § 690-220-0100
Stat. Auth.: ORS 183, ORS 536, ORS 537 & ORS 540
Stats. Implemented: ORS 183, ORS 536, ORS 537 & ORS 540