42-285-33492

PRODUCING Horizontal

MERTZ GAS UNIT NO 2

LAVACA County · District 2 · CAPITAL STAR OIL & GAS INC. · WORD N. (EDWARDS)

Permits

2

Max Depth

17,000 ft

First Permit

2008-06-04

Latest Activity

2008-06-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-12-24

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: CAPITAL STAR OIL & GAS INC. ≠ Permit: PIONEER NATURAL RES. USA, INC.

Resolved via: productionCAPITAL STAR OIL & GAS, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-12

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 (3) Elevation 268 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
OLMOS 11,840 ft-11,572 ft
AUSTIN CHALK 13,385 ft-13,117 ft
EDWARDS 13,696 ft-13,428 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 (2)

IntervalType
13,715–14,802 ftPerforated
13,715–14,902 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"1,723 ft1,600 sx
9.625"10,500 ft250 sx
13,659 ft
5.5"13,715 ft695 sx

Permit History (2)

Applications (2)

#662093 A PIONEER NATURAL RES. USA, INC.
received 2009-03-10
#662093 A PIONEER NATURAL RES. USA, INC.
received 2008-05-15

Records & Logs

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

W-2/G-1 2009-04-15
W-2/G-1 2009-01-26 log on file
W-2/G-1 2009-07-09

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 LAVACA County.

Well Details

Well Number
9
Max Depth
17,000 ft
Drill Type
Horizontal
County
LAVACA
District
2
Completed
2008-12-24

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-19)
Cum Oil (all leases)
279,450 bbl
Cum Gas (all leases)
98,380,124 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
48