42-261-30407

Final Completion

SANTA FE RANCH MULA PASTURE

KENEDY County · District 4 · EXXON MOBIL CORPORATION · STILLMAN (L-36 II)

Permits

3

Max Depth

13,000 ft

First Permit

1977-12-07

Latest Activity

2004-02-23

Lifespan

26 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1978-12-03

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: EXXON MOBIL CORPORATION ≠ Production: HUGHES, DAN A. COMPANY, L.P. (reported 2026-04)

Resolved via: productionHUGHES, DAN A. COMPANY, L.P.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (6) Elevation 61 ft (DF)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
E 5 A5,745 ft-5,684 ft
K00 SAND10,717 ft-10,656 ft
K32 SAND11,170 ft-11,109 ft
K 3211,231 ft-11,170 ft
K43 SAND11,311 ft-11,250 ft
K 4311,375 ft-11,314 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 (3)

IntervalType
10,940–10,950 ftPerforated
11,378–11,396 ftPerforated
12,356–12,366 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"2,443 ft1,600 sx
9.625"10,253 ft2,500 sx
2.875"11,394 ft
5.5"12,611 ft1,600 sx

Records & Logs

5 completion filings on record · 2 with log images at RRC.

W-2/G-1 2004-04-01 log on file
W-2/G-1 2004-04-13
W-2/G-1 2003-06-20 log on file
W-2/G-1 2003-09-03
W-2/G-1 1979-01-08

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 KENEDY County.

Well Details

Well Number
16
Max Depth
13,000 ft
Drill Type
Vertical
County
KENEDY
District
4
Completed
1978-12-03

Operator

Location
SPRING
P-5 Status
Delinquent (filed 2025-04-16)
Cum Oil (all leases)
155,164,556 bbl
Cum Gas (all leases)
2,032,561,175 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G
Total Permits
1,223