42-473-30033
Final CompletionKATY GAS FLD CONS UNIT
WALLER County · District 3 · EXXON CORP. · KATY (IV)
Permits
3
Max Depth
7,500 ft
First Permit
1978-04-05
Latest Activity
1999-10-14
Lifespan
22 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
EWA / Production operator mismatch
Scheduling: EXXON CORP. ≠ Production: HILCORP ENERGY COMPANY (reported 2026-04)
Resolved via: production → HILCORP ENERGY COMPANY
Production Summary Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
Cum Oil
— bbl
Cum Gas
— mcf
First Production
1993-01
Last Production
2026-07
Operator History
Chain of Custody
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (3) Elevation 168 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| BASE FRIO (Frio) | 4,943 ft | -4,775 ft |
| TOP COCKFIELD | 6,104 ft | -5,936 ft |
| YEGUA (I-A) (Yegua) | 6,375 ft | -6,207 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 (7)
| Interval | Type |
|---|---|
| 3,568–3,580 ft | Perforated |
| 6,448–6,460 ft | Perforated |
| 6,618–6,623 ft | Perforated |
| 6,618–6,636 ft | Perforated |
| 6,626–6,636 ft | Perforated |
| 6,862–6,900 ft | Perforated |
| 7,174–7,216 ft | Perforated |
Casing (7)
| Size | Set Depth | Cement |
|---|---|---|
| 15.375" | 2,494 ft | 1,650 sx |
| 13.375" | 2,494 ft | 1,650 sx |
| 4.5" | 7,464 ft | — |
| 4.5" | 7,482 ft | 1,600 sx |
| 4.5" | 7,482 ft | — |
| 4.5" | 7,490 ft | 1,000 sx |
| 4.5" | 7,490 ft | — |
Permit History (3)
Applications (3)
Records & Logs
7 completion filings on record.
+1 more 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
Well Details
- Well Number
- 6306D
- Max Depth
- 7,500 ft
- Drill Type
- Vertical
- County
- WALLER
- District
- 3
- Operator
- EXXON CORP.
Operator
- Location
- HOUSTON
- P-5 Status
- S (filed 1999-03-15)
- Cum Oil (all leases)
- 215,968,885 bbl
- Cum Gas (all leases)
- 2,000,503,710 mcf
- Activities
- OPRS/O
- Total Permits
- 19,549