Office of Conservation

Bayou Corne Field Update

March 11, 2013 Activities

 

Texas Brine Operations

 

Oxy 3-A Cavern Well –

  • Casing Pressure: 378 psi

 

Texas Brine Facility Vent Well to Top of Aquifer (RW 1 on Oxy 2 well pad) –

  • Shut in for maintenance

 

Texas Brine Facility Geophone Well (Between Oxy 2 & original Oxy 3 well pads) –

 

Texas Brine Facility Shallow Pressure Monitoring (TBC 1-3)

 

TBC 1 (Original Oxy 3 well pad)

  • Tubing Pressure: 20 psi

 

TBC 2 (Original Oxy 3 well pad)

  • Tubing Pressure: 20 psi

 

TBC 3 (Oxy 1 well pad)

  • Shut in

 

Sinkhole Site –

  • Monitoring status of sinkhole area

 

ORW 1 Vent Well (North of Hwy 70)–

  • Flaring gas at 2.16 mcf/day

 

ORW 2 Vent Well (North of Hwy 70)

  • Flaring gas at 0.69 mcf/day

 

ORW 4 Vent Well (South of Hwy 70) –

  • Flaring gas at 5.92 mcf/day

 

ORW 5 Vent Well (Rig Road west of sinkhole)–

  • Flaring gas at 18 mcf/day

 

 

ORW 6 Vent Well (Rig Road west of sinkhole)–

  • Flaring gas at 19.04 mcf/day

 

ORW 7 Vent Well (Rig Road west of sinkhole)–

  • Flaring gas at 0.26 mcf/day

 

ORW 8 Vent Well (Rig Road west of sinkhole)–

  • Flaring gas at 2.85 mcf/day

 

ORW 9 Vent Well (Rig Road west of sinkhole)–

  • Flaring gas at 18.37 mcf/day

 

ORW 11 Vent Well (Rig Road south of Hwy 70)–

  • Flaring gas at 2.56 mcf/day

 

ORW 12 Vent Well (Oxy 3 well pad) –

  • Shut in for maintenance

 

ORW 13 Vent Well (Near Oxy 9 well pad)–

  • Shut in for maintenance

 

ORW 14 Vent Well (Near Oxy 10 well pad)–

  • Flaring gas at 3.62 mcf/day

 

ORW 15 Vent Well (North of Hwy 70)–

  • Flaring gas at 4.94 mcf/day

 

ORW 16 Vent Well (Marsh area south of community)–

  • Flaring gas at 2.88 mcf/day

 

ORW 18 Vent Well (Marsh area south of community)–

  • Shut in – no indication of gas

 

ORW 22 Vent Well (Well road east of Gumbo St.)

  • Flaring gas at 21.57 mcf/day

 

ORW 23 Vent Well (Well road east of Gumbo St.) –

  • Flaring gas at 1.42 mcf/day

 

ORW 24 Vent Well (Well road east of Gumbo St.) –

  • Flaring gas at 1.85 mcf/day

 

ORW 26 Vent Well (South of  Hwy 70) –

  • Flaring gas at 2.42 mcf/day

 

 

ORW 27 Vent Well (West of Bayou Corne) –

  • Shut in—no indication of gas

 

ORW 28 Vent Well (North of  Hwy 70) –

  • Flaring gas at 2.61 mcf/day

 

ORW 29 Vent Well (North of  Hwy 70) –

  • Flaring gas at 9.72 mcf/day

 

 

 

Bayou Corne Community

 

Bayou Corne Community Aquifer Monitoring Well        

 

BC 2

  • Tubing Pressure: 54 psi
  • Casing Pressure: 16 psi

 

Other Actions in Near-Term on Office of Conservation Directives

 

In status updates to Office of Conservation, Texas Brine reports:

 

  • Initial sinkhole containment complete, work ongoing to complete design for permanent containment

 

  • Perforating ORW 32, completing ORW 30, preparing to drill ORWs 17, 19 and 31

 

  • 75 indoor air monitors (LEL and H2S monitors) installed in 33 Bayou Corne community properties to date

 

  • Field surveying and land access for 3-D seismic ongoing, surveying is 86 percent complete, drilling is 97 percent complete – data acquisition estimated to begin March 15

 

  • Mid-to-deep aquifer monitoring wells (MRAA 1-3) – MRAA 1 (Oxy 1 well pad) screens set, ready for sampling; MRAA 2 (Oxy 2 well pad) well installed, grout is set; MRAA 3 (Oxy 3 access road) drilled to 347 feet