42-501-00257
BRONCO SWD
YOAKUM County · District 8 · HILCORP ENERGY COMPANY · BRONCO (SILURO-DEVONIAN)
Permits
1
Max Depth
11,860 ft
First Permit
1977-10-27
Latest Activity
1977-10-27
Lifespan
< 1 yr
Regulatory Status
Schedule
OFF SCHEDULE
Completion
1978-01-18
Shut-In
—
Plugged
—
EWA / Permit operator mismatch
Scheduling: HILCORP ENERGY COMPANY ≠ Permit: AMERADA HESS CORPORATION
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
Injection / Disposal
Permitted Volume
25,000 bbl/d
Max Pressure
2,500 psi
Injection Interval
5,500–11,858 ft
Injected (12mo)
2,496,300 bbl
Monthly injected volume (bbl, from H-10 filings through 2025-11-01)
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 (7) Elevation 3,810 ft (DF)
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| YATES | 3,098 ft | +712 ft |
| SAN ANDRES | 4,521 ft | -711 ft |
| CLEARFORK (Clear Fork) | 6,650 ft | -2,840 ft |
| TUBB | 7,212 ft | -3,402 ft |
| WOLFCAMP | 9,788 ft | -5,978 ft |
| MISSISSIPPI (Mississippian) | 10,775 ft | -6,965 ft |
| SILURIAN (Silurian (undifferentiated)) | 11,746 ft | -7,936 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 |
|---|---|
| 9,788–9,876 ft | Perforated |
| 9,788–11,858 ft | Perforated |
| 10,144–10,407 ft | Perforated |
| 11,747–11,794 ft | Perforated |
| 11,798–11,858 ft | Perforated |
| ?–11,692 ft | Perforated |
| ?–11,786 ft | Perforated |
Casing (4)
| Size | Set Depth | Cement |
|---|---|---|
| 13.375" | 319 ft | 400 sx |
| 8.625" | 4,536 ft | 1,300 sx |
| 7" | 11,555 ft | 300 sx |
| 7" | 11,555 ft | 300 sx |
Permit History (1)
Applications (1)
Records & Logs
8 completion filings on record.
+2 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
- 6
- Max Depth
- 11,860 ft
- Drill Type
- Vertical
- County
- YOAKUM
- District
- 8
- Operator
- HILCORP ENERGY COMPANY
- Completed
- 1978-01-18
Operator
- Name
- HILCORP ENGY CO
- Location
- HOUSTON
- P-5 Status
- X (filed 2026-03-27)
- Cum Oil (all leases)
- 75,699,281 bbl
- Cum Gas (all leases)
- 1,779,939,645 mcf
- Activities
- CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
- Total Permits
- 3,428