Petrora

LEASES · O-13-11693 · OIL · DISTRICT 09

Hull-Silk 4300' Unit

Reporting

Blackflat Oil Company LLC · Archer County · Hull-Silk-Sikes field

Hull-Silk 4300' Unit is an RRC oil lease (O-13-11693) in Archer County operated by Blackflat Oil Company LLC, with 49 wells completed on it.

It has reported 85.4K barrels of oil and 230 mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 315 barrels of oil; the lease peaked at 1.43K barrels in April 1994.

9 operators have filed production on it, most recently Blackflat Oil Company LLC since June 2025.

85.4K
bbl oil, all reported
230
mcf gas incl. casinghead
315
bbl oil, last 12 reported
—
vs the 12 before
49
wells completed on it
1.43K
peak month, bbl (Apr 1994)

PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME APR 2026 · STATEWIDE DATA THROUGH APR 2026

Oil by month

Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.

Last 12 months 315 · prior 12 0

02004002017201820192020202120222023202420252026

Gas by month

Gas-well gas plus casinghead gas, mcf. On an oil lease all gas is reported as casinghead. The latest months are revised upward as late reports arrive.

Last 12 months 0 · prior 12 0

012017201820192020202120222023202420252026

Decline curve
None shown. Petrora fits an Arps curve only when the last ten years of oil reports follow one decline closely enough to project (R² of 0.7 or better over at least a year since the peak). This lease's recent history does not, so a projection would be a guess dressed as a number.

Who reported it

Each run of months one operator filed the production report, oldest first.

  1. Summit Resources, Inc.Jan 1993 → Jun 1995 · 30 mo
  2. Alco Oil & Gas Co. LLCJul 1995 → Jun 1998 · 36 mo
  3. Herencia Operating LLCJul 1998 → Jan 1999 · 7 mo
  4. Pryor Petroleum CorporationFeb 1999 → Sep 2001 · 32 mo
  5. Range Production CompanyOct 2001 → Feb 2003 · 17 mo
  6. Alco Oil & Gas Co. LLCMar 2003 → Apr 2013 · 122 mo
  7. HSS 4300 OP, Inc.May 2013 → Sep 2017 · 53 mo
  8. Mercury Operating, LLCOct 2017 → May 2025 · 92 mo
  9. Blackflat Oil Company LLCJun 2025 → Jul 2026 · 14 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

49

wells completed on the lease

Plugged
22
Shut IN
16
Producing
7
Not on Schedule
2
Partial Plug
1

Operates them now

Blackflat Oil Company LLC
44
Summit Resources Inc.
2
Alco Oil & Gas Co. LLC
2
Mercury Operating LLC
1

Newest permits

All 49 wells, searchable →

About this data

Monthly oil, gas, and casinghead from the RRC PDQ production dump, which lags the reporting month by two to three months; figures shown through Apr 2026. Wells from completion reports; operator runs from who filed each month's report.

Developers: this page as JSON is GET /v1/data/leases/tx/o-13-11693, documented in the API reference.