Oregon Administrative Rules
Chapter 632 - DEPARTMENT OF GEOLOGY AND MINERAL INDUSTRIES
Division 20 - GEOTHERMAL REGULATIONS
Section 632-020-0159 - Monitoring Injection

Universal Citation: OR Admin Rules 632-020-0159

Current through Register Vol. 63, No. 12, December 1, 2024

(1) The department requires monitoring of injection operations to ensure that there is no escape of geothermal fluids from the casings or through the annular space between casings and open hole except in the zone for which injection is permitted.

(2) Monitoring required by the department may include gauging pressure between casings, periodic testing for casing leaks, surveys to detect movement of fluid in adjacent rock formations, cement bond logs, temperature measurements, analyses of water chemistry, special wellhead equipment or other methods employed by industry to monitor re-injection operations.

Stat. Auth.: ORS 522

Stats. Implemented: ORS 522.305

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