WELL · 42-503-35431 · DISTRICT 9

Shah-Yca 678-C #1

Shah-Yca 678-C #1 (API 42-503-35431) is a former disposal or injection well in Young County, last operated by Shah Exploration CO., Inc.; its UIC permit is no longer active.

The RRC has issued 2 drilling permits between 1981 and 1982, permitted to 4,800 ft.

Completion filings report 3 formation tops, including Caddo, Sayed Bend Congl., Mississippian.

Operator of record

Shah Exploration Co., Inc.

Dallas, TX · P-5 Y, filed Jul 8, 1994 · 42 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	none
Latest permit	Shah Exploration Co., Inc.Jul 16, 1982

4,800: total depth, ft
2: permits on file
Jul 16, 1982: last permit issued
—: completed
0: cumulative oil, bbl
0: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: —
Shut in: —
Plugged: —

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
Shah Yca 678-C O-13-22696	Sayed (Bend Congl)	Dartex Energy Inc	1	0	0	Jan 1993 – Jul 2026

No volumes reported on these leases in the last three years.

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
166684-99	Drill	Shah Exploration Co., Inc.	Jul 16, 1982	Jul 16, 1982	—	4,800
139485-99	Drill	Shah Exploration Co., Inc.	Nov 4, 1981	Nov 4, 1981	—	4,800

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— O-13-22696	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 1,087 ft elevation.Download CSV →

Formation	MD ft	Subsea
CaddoCADDO LS	3,803	-2,716
Sayed Bend Congl.	4,280	-3,193
MississippianMISSISSIPPIAN LS	4,706	-3,619

Perforations

Perforated and open-hole intervals.

From	To	Type
4,284	4,290	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
8.625	263	11.25	180 sx
2.375	4,304	—	—
4.5	4,733	7.875	300 sx

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	Jun 11, 1984	Oct 17, 1983	—
00	Jan 12, 1984	Oct 17, 1983	—

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Wellbore filings for 42-503-35431 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-503-35431 → scanned completion filings

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

270: bbl, last 12 reported months
43.3K: bbl, all reported
Oct 1991: reported through

UIC	Kind	Status	Permitted bbl/d	Max psi	Zone ft
000049504	W-14 Disposal	Plugged Sep 17, 2012	500	1,100	4,284–4,290

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 270 · prior 12 0

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/50335431, documented in the API reference.