Use of Downhole Hydrocyclone Oil-Water Separators Summary of Permitting Requirements

Application Requirements

  Wellbore Sketch Current fluid level or formation pressure Proposed 
Water:Oil 
Ratio
Proposed bottomhole injection pressure
Production above Injection (P/I) 
Both zones are within the same reservoir
Required Required Not Required Required
Production above Injection (P/I) 
Injection zone is in a different reservoir
Required Required Required Required
Injection above Production (I/P) Required Required Required Required


Permit Requirements
  Initial MIT Subsequent MIT Tubing-casing annulus monitoring Measure fluid level Water : Oil Ratio
Conventional injection wells Pressure test 
200 psi min. 
500 psi max.
After each workover, every 5 years with full surface casing, annually without Weekly if any part of the groundwater is protected only be uncemented casing - -
Production Above Injection (P/I) Both zones are within the same reservoir Pressure test 
or Ada test 
200 psi.
After each workover, at least eevery 10 years - Quarterly -
Production Above Injection (P/I) Injection zone is in the different reservoir Pressure test 
or Ada test 
200 psi.
After each workover, at least eevery 10 years - Quarterly 1:1 min.
Injection Above Production (I/P) Surface casing is set and cemented through the entire zone of usable quality groundwater Pressure test 
200 psi.
After each workover, at least eevery 5 years Monthly* - 1:1 min
Injection Above Production (I/P) Surface casing is not set and cemented through the entire zone of usable quality groundwater Pressure test 
200 psi.
After each workover, at least every 3 years Weekly - 1:1 min.

Last Updated: 7/21/2015 4:49:46 AM