42-059-33437

Final Completion

GRIGGS R.L.

CALLAHAN County · District 7 · SOUTHWEST GAS SYSTEMS INC. · MEXIA CREEK (CONGL)

Permits

1

Max Depth

4,500 ft

First Permit

1981-11-30

Latest Activity

1981-11-30

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-01-19

Shut-In

Plugged

2015-01-17

!

EWA / Permit operator mismatch

Scheduling: SOUTHWEST GAS SYSTEMS INC. ≠ Permit: SIOUX NATURAL GAS CORPORATION

Resolved via: schedulingSOUTHWEST GAS SYSTEMS INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2015-01

Operator History

originally filed by SIOUX NATURAL GAS CORPORATION — asset transferred

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (2) Elevation 1,806 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
LAKE SAND4,171 ft-2,365 ft
MARBLE FALLS 4,206 ft-2,400 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (1)

IntervalType
4,171–4,175 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"114 ft100 sx
2.375"4,148 ft
4.5"4,321 ft175 sx

Permit History (1)

Applications (1)

#141935 A SIOUX NATURAL GAS CORPORATION
received 1981-11-30

Records & Logs

3 completion filings on record.

W-2/G-1 1988-11-08
W-2/G-1 1988-12-07
W-2/G-1 1982-11-18

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in CALLAHAN County.

Well Details

Well Number
12
Max Depth
4,500 ft
Drill Type
Vertical
County
CALLAHAN
District
7
Completed
1982-01-19

Operator

Location
SPRING
P-5 Status
Active (filed 2025-09-30)
Cum Oil (all leases)
195,484 bbl
Cum Gas (all leases)
6,699,625 mcf
Activities
OPRS/G, OPRS/O
Total Permits
7