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42-507-31927

TEMP ABANDONED

PRYOR RANCH

ZAVALA County · District 1 · MCDAY ENERGY CORP. · WINN-DULCE (OLMOS LOWER)

Permits

1

Max Depth

3,335 ft

First Permit

1983-02-22

Latest Activity

1983-02-22

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1985-07-24

Shut-In

—

Plugged

—

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: MCDAY ENERGY CORP. ≠ Permit: WINN EXPLORATION/DULCE COMPANY

Resolved via: scheduling → 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. 1994-2000

Lease Production

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

Gas
production & DCA →
Gas
production & DCA →

Formation Tops (5) Elevation 637 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ESCONDIDO 1,772 ft-1,135 ft
OLMOS 2,523 ft-1,886 ft
DEL MONTE2,994 ft-2,357 ft
BRACERO3,056 ft-2,419 ft
ELAINE3,124 ft-2,487 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
2,610–2,614 ftPerforated
2,796–2,802 ftPerforated
2,998–3,006 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"241 ft200 sx
2.375"2,980 ft—
4.5"3,300 ft750 sx

Permit History (1)

#188491 Drill Final Completion

PRYOR RANCH · 3,335 ft

1983-02-22

Applications (1)

#188491 A WINN EXPLORATION/DULCE COMPANY
received 1983-02-22

Records & Logs

2 completion filings on record.

W-2/G-1 1985-08-01
W-2/G-1 1983-08-19
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
180
Max Depth
3,335 ft
Drill Type
Vertical
County
ZAVALA
District
1
Operator
MCDAY ENERGY CORP.
Completed
1985-07-24

Operator

Location
PLANO
P-5 Status
X (filed 2026-06-02)
Cum Oil (all leases)
1,564,984 bbl
Cum Gas (all leases)
1,473,807 mcf
Activities
OPRS/G, OPRS/O
Total Permits
52