HOWARD-GLASSCOCK (GLORIETA)
Field #42971332 · District 10 · --
Leases
114
Operators
118
Cum Oil
11.9M BBL
Cum Gas
0 MCF
Production
1993-01 — 2026-07
Production History Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]
RRC production reported through Apr 2026 · recent months incomplete
Type Curve (normalized avg across leases)
Click Load to compute type curve from lease data
Top Operators
| OPERATOR | LEASES | OIL (BBL) | LAST |
|---|---|---|---|
| CONOCOPHILLIPS COMPANY | 25 | 4.7M | 2011-11 |
| MARATHON OIL COMPANY | 15 | 333k | 2011-11 |
| WESTPORT OIL AND GAS COMPANY, LP | 8 | 1.7M | 2011-11 |
| TAYLOR-LINK OPERATING CO. | 6 | 90k | 2011-11 |
| MERIT ENERGY COMPANY | 5 | 1.7M | 2011-11 |
| SHERIDAN PRODUCTION COMPANY, LLC | 5 | 833k | 2011-11 |
| MILLENNIUM RESOURCES, LP | 3 | 82k | 2014-11 |
| VISTA RESOURCES, INC. (A) | 3 | 0 | -- |
| KEELEY OIL, L.L.C. | 3 | 254k | 2014-08 |
| TRIUMPH EXPLORATION, INC. | 3 | 64k | 2011-12 |
Lease Types
Leases (100)
| TYPE | LEASE | OPERATOR | OIL (BBL) | GAS (MCF) | FIRST | LAST |
|---|---|---|---|---|---|---|
| Oil | CHALK, OTIS | WESTPORT OIL AND GAS COMPANY, LP | 798k | 261k | 1993-01 | 2011-11 |
| Oil | CHALK, OTIS | UNION OIL COMPANY OF CALIFORNIA | 738k | 243k | 1993-01 | 2011-11 |
| Oil | CHALK, MARY | CONOCOPHILLIPS COMPANY | 642k | 188k | 1993-01 | 2011-11 |
| Oil | REED BROS. DE | MERIT ENERGY COMPANY | 627k | 46k | 1993-01 | 2011-11 |
| Oil | CHALK, G. O. -C- | CONOCOPHILLIPS COMPANY | 560k | 29k | 1993-01 | 2011-11 |
| Oil | DOUTHIT, E. W., -DE- | MERIT ENERGY COMPANY | 504k | 49k | 1993-01 | 2011-11 |
| Oil | REED, L.R. & W.N. | MERIT ENERGY COMPANY | 426k | 27k | 1995-12 | 2011-11 |
| Oil | CHALK, G. O. -G- | CONOCOPHILLIPS COMPANY | 423k | 80k | 1993-01 | 2011-11 |
| Oil | ROBERTS, DORA | WESTPORT OIL AND GAS COMPANY, LP | 379k | 15k | 1993-01 | 2011-11 |
| Oil | CHALK-B DUNCAN | CONOCOPHILLIPS COMPANY | 366k | 11k | 1993-01 | 2011-11 |
| Oil | HOWARD GLASSCOCK EAST UNIT | WESTPORT OIL AND GAS COMPANY, LP | 314k | 22k | 1998-01 | 2011-11 |
| Oil | CHALK, G. O. -E- | CONOCOPHILLIPS COMPANY | 310k | 64k | 1993-01 | 2011-11 |
| Oil | WARDER | SHERIDAN PRODUCTION COMPANY, LLC | 301k | 3k | 1993-01 | 2011-11 |
| Oil | REED -A- | CONOCOPHILLIPS COMPANY | 300k | 42k | 1993-01 | 2011-11 |
| Oil | CLAY, H. R. -E- | WESTPORT OIL AND GAS COMPANY, LP | 267k | 2k | 1993-01 | 2011-11 |
| Oil | CHALK, G. O. -B- | CONOCOPHILLIPS COMPANY | 242k | 37k | 1993-01 | 2011-11 |
| Oil | HOOKS | SOUTHWEST ROYALTIES, INC. | 226k | 21 | 1993-01 | 2011-11 |
| Oil | CHALK, SLOAN | CONOCOPHILLIPS COMPANY | 222k | 49k | 1993-01 | 2011-11 |
| Oil | DOUTHIT-B 1 | CONOCOPHILLIPS COMPANY | 212k | 53k | 1993-01 | 2011-11 |
| Oil | CHALK, G. O. | CONOCOPHILLIPS COMPANY | 212k | 30k | 1993-01 | 2011-11 |
| Oil | ROBERTS, DORA -BDE- | SHERIDAN PRODUCTION COMPANY, LLC | 208k | 42k | 1993-01 | 2011-11 |
| Oil | REED, W. N. & L. R. | CONOCOPHILLIPS COMPANY | 205k | 37k | 1993-01 | 2011-11 |
| Oil | SETTLES -D- | SHERIDAN PRODUCTION COMPANY, LLC | 191k | 1k | 1993-01 | 2011-11 |
| Oil | CHALK -A- | EXCEL ENERGY CO. | 188k | 152 | 1993-01 | 2011-11 |
| Oil | CHALK, G. O. | WOOD, MCSHANE & THAMS | 185k | 8k | 1993-01 | 2011-11 |
| Oil | CHALK, G. O. -D- | CONOCOPHILLIPS COMPANY | 171k | 23k | 1993-01 | 2011-11 |
| Oil | CHALK ESTATE | CONOCOPHILLIPS COMPANY | 153k | 17k | 1993-01 | 2011-11 |
| Oil | CHALK, OTIS | KEELEY OIL, L.L.C. | 149k | 22 | 1993-01 | 2014-08 |
| Oil | CLAY, H. R. -A- | WESTPORT OIL AND GAS COMPANY, LP | 143k | 5k | 1993-01 | 2011-11 |
| Oil | DOUTHIT, E. W., -C- DE | MERIT ENERGY COMPANY | 129k | 25k | 1993-01 | 2011-11 |
| Oil | DOUTHIT | CONOCOPHILLIPS COMPANY | 124k | 35k | 1993-01 | 2011-11 |
| Oil | OWEN-CHALK | CONOCOPHILLIPS COMPANY | 122k | 21k | 1993-01 | 2011-11 |
| Oil | ROBERTS, DORA, -A- | SOUTHLAND ROYALTY COMPANY | 108k | 4k | 1993-01 | 2011-10 |
| Oil | SETTLES, W. R. | SHERIDAN PRODUCTION COMPANY, LLC | 100k | 127 | 1993-01 | 2009-05 |
| Oil | G.O. CHALK "F" | CONOCOPHILLIPS COMPANY | 95k | 15k | 1993-01 | 2011-11 |
| Oil | REED -B- | CONOCOPHILLIPS COMPANY | 85k | 17k | 1993-01 | 2011-11 |
| Oil | CHALK, G. O. "A" | CONOCOPHILLIPS COMPANY | 76k | 33k | 1993-01 | 2011-11 |
| Oil | DORIS CHALK -A- | KEELEY OIL, L.L.C. | 71k | 22 | 1993-01 | 2011-11 |
| Oil | CHALK, MARY | MARATHON OIL COMPANY | 70k | 21 | 1993-01 | 2011-11 |
| Oil | HYMAN-CHALK | CONOCOPHILLIPS COMPANY | 64k | 17k | 1993-01 | 2011-11 |
| Oil | CLAY, H. R. -B- | WESTPORT OIL AND GAS COMPANY, LP | 59k | 3k | 1993-01 | 2011-11 |
| Oil | ST. LOUIE | WALLEN PRODUCTION CO. | 58k | 70 | 1993-01 | 2011-11 |
| Oil | HYMAN, SARAH | CONOCOPHILLIPS COMPANY | 57k | 10k | 1993-01 | 2011-11 |
| Oil | SETTLES, W. R. -A- | CONOCOPHILLIPS COMPANY | 47k | 621 | 1993-01 | 2011-11 |
| Oil | HYMAN -E- | TAYLOR-LINK OPERATING CO. | 44k | 47 | 1993-01 | 2011-11 |
| Oil | HEUSINGER, A. R. | MARATHON OIL COMPANY | 42k | 21 | 1993-01 | 1997-11 |
| Oil | COOPER | MILLENNIUM RESOURCES, LP | 41k | 39 | 1993-01 | 2014-11 |
| Oil | SCOTT, R. C. | MARATHON OIL COMPANY | 40k | 54 | 1993-01 | 1996-09 |
| Oil | SCOTT, JOHN | MILLENNIUM RESOURCES, LP | 38k | 39 | 1993-01 | 2014-11 |
| Oil | CLAY, H. R. -C- | WESTPORT OIL AND GAS COMPANY, LP | 36k | 944 | 1993-01 | 2011-11 |
| Oil | DORIS CHALK -B- | KEELEY OIL, L.L.C. | 34k | 22 | 1993-01 | 2011-11 |
| Oil | JOHN B. BOWEN JR -A- | VANGUARD PRODUCTION COMPANY | 33k | 150 | 1993-01 | 2005-12 |
| Oil | ROB | SHERIDAN PRODUCTION COMPANY, LLC | 33k | 1k | 1993-01 | 2009-02 |
| Oil | ROBERTS, DORA | CONOCOPHILLIPS COMPANY | 32k | 352 | 1993-01 | 2011-11 |
| Oil | COLE, DORIS | MARATHON OIL COMPANY | 32k | 21 | 1993-01 | 2011-11 |
| Oil | PRICE-SCOTT | MARATHON OIL COMPANY | 32k | 21 | 1993-01 | 1997-12 |
| Oil | CHALK | TRIUMPH EXPLORATION, INC. | 31k | 21 | 1993-01 | 2011-11 |
| Oil | HOOKS | MOSS PETROLEUM COMPANY | 29k | 20 | 1993-01 | 2011-11 |
| Oil | CHALK | MIRANDA ENERGY CORPORATION | 28k | 0 | 2002-11 | 2011-11 |
| Oil | DOUTHIT G | SOJOURNER DRILLING CORPORATION | 28k | 25 | 1993-01 | 2011-09 |
| Oil | DOUTHIT, E. W., -A- DE | MERIT ENERGY COMPANY | 27k | 10k | 1993-01 | 2011-11 |
| Oil | HOOKS, A. J. A. | BOYD & MCWILLIAMS ENERGY GROUP | 25k | 0 | 2003-04 | 2011-11 |
| Oil | PEERLESS-CHALK | TRIUMPH EXPLORATION, INC. | 23k | 21 | 1993-01 | 2011-11 |
| Oil | KING, CAREY | MARATHON OIL COMPANY | 23k | 21 | 1993-01 | 1997-12 |
| Oil | MCDONALD, REED | CONOCOPHILLIPS COMPANY | 23k | 6k | 1993-01 | 2011-11 |
| Oil | HYMAN -H- | TAYLOR-LINK OPERATING CO. | 20k | 47 | 1993-01 | 2011-11 |
| Oil | MOBIL-SCOTT, R. | MARATHON OIL COMPANY | 18k | 21 | 1993-01 | 1997-12 |
| Oil | EASON OIL CO. | MARATHON OIL COMPANY | 18k | 21 | 1993-01 | 1997-12 |
| Oil | HYMAN, SARAH MINNA | MARATHON OIL COMPANY | 18k | 21 | 1993-01 | 1997-12 |
| Oil | CLAY, H. R., -A- | WIGINGTON, JAMES ROBERT | 17k | 83 | 1993-01 | 2011-11 |
| Oil | SETTLES -B- | OXY USA INC. | 17k | 21 | 1993-01 | 2000-02 |
| Oil | HOOKS, A. J. | BOYD & MCWILLIAMS ENERGY GROUP | 15k | 0 | 2003-02 | 2011-11 |
| Oil | CLAY, H. R., -B- | WIGINGTON, JAMES ROBERT | 15k | 84 | 1993-01 | 2011-11 |
| Oil | STOCKTON, W. E. | MARATHON OIL COMPANY | 12k | 21 | 1993-01 | 1997-12 |
| Oil | HYMAN -I- | TAYLOR-LINK OPERATING CO. | 11k | 47 | 1993-01 | 2011-11 |
| Oil | HOOKS | SHENANDOAH PETROLEUM CORPORATION | 10k | 20 | 1993-01 | 2011-10 |
| Oil | RATLIFF, R. H. | MARATHON OIL COMPANY | 10k | 21 | 1993-01 | 1997-12 |
| Oil | HYMAN -G- | TAYLOR-LINK OPERATING CO. | 10k | 36 | 1993-01 | 2011-11 |
| Oil | CHALK, OTIS | TRIUMPH EXPLORATION, INC. | 10k | 21 | 1993-01 | 2011-12 |
| Oil | JOHN B. BOWEN JR -A- | SUTTON DRILLING COMPANY, L.L.C. | 10k | 0 | 2008-12 | 2014-02 |
| Oil | CLAY, H. R. | WESTPORT OIL AND GAS COMPANY, LP | 9k | 79 | 1993-01 | 2005-01 |
| Oil | WALLACE, R. J. | MARATHON OIL COMPANY | 8k | 21 | 1993-01 | 1997-12 |
| Oil | BATJER, PATTI | STEPHENS, AUTRY C. | 8k | 23 | 1993-01 | 2011-11 |
| Oil | JOHN B. BOWEN, JR. "B" | SUTTON DRILLING COMPANY, L.L.C. | 7k | 21 | 1993-01 | 2014-02 |
| Oil | MCNALLEN, H. R. CLAY | WESTPORT OIL AND GAS COMPANY, LP | 7k | 0 | 2001-01 | 2005-01 |
| Oil | STOCKTON, W. E. -B- | MARATHON OIL COMPANY | 6k | 21 | 1993-01 | 1997-12 |
| Oil | REED -C- | CONOCO INC. | 5k | 2k | 1993-01 | 1995-09 |
| Oil | FUGLARR, I. J. | MARATHON OIL COMPANY | 5k | 21 | 1993-01 | 1997-12 |
| Oil | HYMAN -F- | TAYLOR-LINK OPERATING CO. | 4k | 46 | 1993-01 | 2011-11 |
| Oil | DOUTHIT, MARY | MILLENNIUM RESOURCES, LLC. | 3k | 39 | 1993-01 | 1997-12 |
| Oil | ROBERTS, DORA | COLLINS & WARE, INC. | 3k | 16 | 1993-01 | 1998-06 |
| Oil | TEX-HAN DOUTHIT | WALTON, JAMES A. | 3k | 130 | 1993-01 | 2014-06 |
| Oil | HYMAN -C- | TAYLOR-LINK OPERATING CO. | 781 | 2 | 1993-01 | 2002-04 |
| Oil | DORA ROBERTS -D- | SAGA PET. LTD LIABILITY CO OF CO | 444 | 16 | 1993-01 | 2006-02 |
| Oil | MARIE HOLZWORTH | VICK AND BOYD | 31 | 14 | 1993-01 | 2000-01 |
| Oil | SETTLES, W.R. "B" | CONOCOPHILLIPS COMPANY | 0 | 0 | 2011-05 | -- |
| Oil | SETTLES, W. R. "A" | WASH, ROBERT C. INC. | 0 | 0 | 1997-05 | -- |
| Oil | CHALK, SLOAN | WOOD, MCSHANE & THAMS | 0 | 0 | 1993-01 | -- |
| Oil | CLAY ESTATE | DONOVAN INVESTMENT CO. | 0 | 0 | 1993-01 | -- |
| Oil | CLAY | VISTA RESOURCES, INC. (A) | 0 | 0 | 1998-07 | -- |