42-391-31889
Final CompletionMRS. FANNIE V. W. HEARD
REFUGIO County · District 2 · HILCORP ENERGY COMPANY
Permits
5
Max Depth
8,500 ft
First Permit
1985-11-07
Latest Activity
2013-10-07
Lifespan
28 yrs
Regulatory Status
Schedule
OFF SCHEDULE
Completion
—
Shut-In
—
Plugged
—
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
Lease Production
Production is reported at the lease level. View production data, decline curves, and history on the lease page.
Formation Tops (16) Elevation 54 ft
CSV| Formation | Top Depth (MD) | Subsea (+above / −below SL) |
|---|---|---|
| LARGARTO (Lagarto) | 1,500 ft | -1,446 ft |
| OAKVILLE | 2,750 ft | -2,696 ft |
| OAKVILLE | 2,900 ft | -2,846 ft |
| CATAHOULA | 3,300 ft | -3,246 ft |
| CATAHOULA (MIOCENE) (Catahoula) | 3,300 ft | -3,246 ft |
| ANAHUAC | 4,100 ft | -4,046 ft |
| ANAHUAC(MIOCENE) (Anahuac) | 4,100 ft | -4,046 ft |
| GRETA | 4,300 ft | -4,246 ft |
| FRIO-GRETA (Frio) | 4,365 ft | -4,311 ft |
| FRIO-GRETA(OLIGOCENE) (Frio) | 4,365 ft | -4,311 ft |
| MIDDLE FRIO (Frio) | 5,000 ft | -4,946 ft |
| MIDDLE FRIO(SINTON) (Frio) | 5,000 ft | -4,946 ft |
| LOWER FRIO (Frio) | 5,800 ft | -5,746 ft |
| LOWER FRIO (Frio) | 5,880 ft | -5,826 ft |
| LOWER FRIO (OLIGOCENE) (Frio) | 5,880 ft | -5,826 ft |
| NO CHANGE | — | — |
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 (4)
| Interval | Type |
|---|---|
| 5,290–5,298 ft | Perforated |
| 5,531–5,537 ft | Perforated |
| 5,737–5,748 ft | Perforated |
| 5,851–5,857 ft | Perforated |
Casing (2)
| Size | Set Depth | Cement |
|---|---|---|
| 10.75" | 1,485 ft | 800 sx |
| 7" | 6,025 ft | 1,320 sx |
Permit History (5)
MRS. FANNIE V. W. HEARD · 6,100 ft
2013-10-07
Spud 2013-09-18
MRS. FANNIE V. W. HEARD · 6,100 ft
2011-04-28
TOM O'CONNOR (5800 SD) FLD. UNIT · 6,100 ft
2007-12-07
Spud 2007-10-02
HEARD, FANNIE V. W. MRS. · 8,500 ft
1990-07-30
HEARD, FANNIE V. W. MRS. · 8,500 ft
1985-11-07
Applications (5)
Records & Logs
8 completion filings on record · 4 with log images at RRC.
+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
- 109
- Max Depth
- 8,500 ft
- Drill Type
- Vertical
- County
- REFUGIO
- District
- 2
- Operator
- HILCORP ENERGY COMPANY
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