42-507-31183

Final Completion

PRYOR RANCH

ZAVALA County · District 1 · WINN EXPLORATION/DULCE COMPANY · IKE PRYOR (OLMOS 2300)

Permits

Max Depth

3,500 ft

First Permit

1979-07-10

Latest Activity

1986-06-26

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-02-23

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: WINN EXPLORATION/DULCE COMPANY ≠ Production: MCDAY ENERGY CORP. (reported 2026-04)

Resolved via: production → MCDAY ENERGY CORP.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

WINN EXPLORATION CO., INC. 1993-1994→ MCDAY ENERGY CORP. 1994-2026

Lease Production

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

Formation Tops (5) Elevation 706 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
ESCONDIDO	1,618 ft	-912 ft
OLMOS	2,208 ft	-1,502 ft
DEL MONTE	2,630 ft	-1,924 ft
BRACERO	2,673 ft	-1,967 ft
ELAINE	2,725 ft	-2,019 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)

Interval	Type
1,971–1,978 ft	Perforated
2,296–2,318 ft	Perforated
2,676–2,715 ft	Perforated

Casing (4)

Size	Set Depth	Cement
8.625"	205 ft	150 sx
2.375"	2,250 ft	—
2.375"	2,390 ft	—
4.5"	2,861 ft	595 sx

Permit History (2)

#303607 Recompletion Final Completion

PRYOR RANCH · 2,724 ft

1986-06-26

#52514 Drill

PRYOR RANCH · 3,500 ft

1979-07-10

Applications (2)

#303607 A WINN EXPLORATION/DULCE COMPANY

received 1986-06-25

#52514 A SUNDOWN DRILLING CO.

received 1979-07-10

Records & Logs

4 completion filings on record · 1 with log images at RRC.

W-2/G-1 1986-07-23 log on file

W-2/G-1 1986-08-05

W-2/G-1 1983-07-22

W-2/G-1 1980-05-01

Completion packets + logs ↗ Wellbore filings ↗

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 ZAVALA County.

Well Details

Well Number: 2
Max Depth: 3,500 ft
Drill Type: Vertical
County: ZAVALA
District: 1
Operator: WINN EXPLORATION/DULCE COMPANY
Completed: 1983-02-23

Operator

Name: WINN EXPL/DULCE CO
Location: EAGLE PASS
P-5 Status: Inactive (filed 1990-11-02)
Total Permits: 293