Oil and gas leases in Zavala County — page 2

Zavala County, Texas has 780 oil and gas leases with production on file at the Railroad Commission, all of them in Commission district 01. 487 of them are oil leases and 293 are gas leases. Between them they carry 1,502 wellbores. Reported volumes run from January 1993 to August 2026 and come to 113.7 million barrels of oil and 66.2 million Mcf of gas. 151 operators file returns here. Every lease below has its own page with a decline-curve forecast and an estimate of what the whole lease is worth.

Key facts about Zavala County

How many oil and gas leases are in Zavala County?: Zavala County has 780 oil and gas leases with production reported to the Railroad Commission of Texas, as of August 2026.
How much oil and gas has Zavala County produced?: Leases in Zavala County have reported 113,701,135 barrels of oil (bbl) and 66,213,533 thousand cubic feet of gas (Mcf) to the Railroad Commission of Texas between January 1993 and August 2026.
How many operators are active in Zavala County?: 151 operators file production returns for leases in Zavala County.
How much are mineral rights in Zavala County worth?: There is no single figure: what a mineral or royalty interest in Zavala County is worth depends on the individual lease, its decline, and the share the owner holds. Each of the 780 leases listed here has its own page with the full production history the operator reported, a decline-curve forecast, and an estimate of what a royalty interest in it is worth today.

Leases — page 2 of 4

HOLDSWORTH-RUBIES ALLOC — oil, Exco Operating Company, LP, Zavala County, 219 thousand reported
WILSON-GATES-COGGINS-POWELL — oil, Buffco Production Inc., Zavala County, 218 thousand reported
TEAGUE UNIT B ZAV — oil, Exco Operating Company, LP, Zavala County, 218 thousand reported
WINTERBOTHAM, J. M. ESTATE — gas, Travers Resources, Inc., Zavala County, 216 thousand reported
LOMA VISTA ZAV — oil, Exco Operating Company, LP, Zavala County, 215 thousand reported
GLASSCOCK RANCH C — gas, Zavala County, 212 thousand reported
DYESS — oil, CML Exploration, LLC, Zavala County, 212 thousand reported
WILSON-GATES-COGGINS-POWELL-A — oil, Buffco Production Inc., Zavala County, 211 thousand reported
PETERS UNIT ZAV — oil, Chesapeake Operating, Inc., Zavala County, 211 thousand reported
HOWETT UNIT ZAV F — oil, Chesapeake Operating, Inc., Zavala County, 210 thousand reported
TRAYLOR SW ZAV A — oil, Exco Operating Company, LP, Zavala County, 209 thousand reported
WILTGEN — gas, Skylark Oil Company (Sa), Zavala County, 209 thousand reported
JMH ZAV — oil, Exco Operating Company, LP, Zavala County, 208 thousand reported
KLEIMANN — oil, CML Exploration, LLC, Zavala County, 206 thousand reported
HIDEAWAY RANCH A3 UNIT — oil, U.S. Energy Development Corp, Zavala County, 206 thousand reported
COLEMAN-TIDWELL ALLOC — oil, Exco Operating Company, LP, Zavala County, 205 thousand reported
HOWETT UNIT ZAV — oil, Exco Operating Company, LP, Zavala County, 205 thousand reported
CHAPPAROSA RANCH — gas, Quatro Oil And Gas, Inc., Zavala County, 205 thousand reported
FELPS — oil, Rio-Tex, Inc., Zavala County, 203 thousand reported
VESTRING ET AL — gas, Jennings Exploration Company, Zavala County, 202 thousand reported
WARE, ALPHA — oil, Oakland Petroleum Oper Co., Inc., Zavala County, 202 thousand reported
N BAUERLE UNIT — oil, Ageron Energy, LLC, Zavala County, 202 thousand reported
DUNKLE — oil, CML Exploration, LLC, Zavala County, 201 thousand reported
LA MANTIA, JOS. — gas, Lynch, W. Waldo, Zavala County, 201 thousand reported
LASATER, M.L. — oil, Oryx Energy Company, Zavala County, 200 thousand reported
GAIL — oil, CML Exploration, LLC, Zavala County, 200 thousand reported
HIDEAWAY RANCH E2 UNIT — oil, U.S. Energy Development Corp, Zavala County, 199 thousand reported
BAYOU ROUGE UNIT I ZAV — oil, Chesapeake Operating, Inc., Zavala County, 199 thousand reported
TRAYLOR UNIT ZAV — oil, Exco Operating Company, LP, Zavala County, 199 thousand reported
NORTON, RICHARD W. JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 197 thousand reported
LLM UNIT ZAV — oil, Exco Operating Company, LP, Zavala County, 197 thousand reported
MENDI — oil, CML Exploration, LLC, Zavala County, 197 thousand reported
RICHTER UNIT B ZAV — oil, Exco Operating Company, LP, Zavala County, 197 thousand reported
NORTON, RICHARD W. JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 197 thousand reported
KAY — oil, CML Exploration, LLC, Zavala County, 197 thousand reported
BAYOU ROUGE UNIT B ZAV — oil, Chesapeake Operating, Inc., Zavala County, 195 thousand reported
BLACKMON — oil, CML Exploration, LLC, Zavala County, 195 thousand reported
PICKENS — oil, CML Exploration, LLC, Zavala County, 194 thousand reported
POWELL-STCH JOHNSON — oil, Buffco Production Inc., Zavala County, 194 thousand reported
HIDEAWAY RANCH A2 UNIT — oil, U.S. Energy Development Corp, Zavala County, 191 thousand reported
FOLEY — gas, Zavala County, 190 thousand reported
BUCHANAN — oil, Texas American Resources Company, Zavala County, 190 thousand reported
PETERS UNIT B ZAV — oil, Chesapeake Operating, Inc., Zavala County, 189 thousand reported
LANDER — oil, CML Exploration, LLC, Zavala County, 184 thousand reported
WEST, G. W. — gas, Travers Resources, Inc., Zavala County, 184 thousand reported
NELSON, A. N. — gas, Lynch, W. Waldo, Zavala County, 179 thousand reported
PALM — oil, CML Exploration, LLC, Zavala County, 179 thousand reported
PRYOR RANCH "A" — gas, Winn Exploration Co., Inc., Zavala County, 178 thousand reported
BIG WELLS (SAN MIGUEL) UNIT — gas, Texas American Resources Company, Zavala County, 178 thousand reported
WILSON-GATES B-HOLDSWORTH (AW) — oil, Buffco Production Inc., Zavala County, 175 thousand reported
RUTHPICK — oil, CML Exploration, LLC, Zavala County, 175 thousand reported
THOMAS UNIT — oil, Chesapeake Operating, Inc., Zavala County, 174 thousand reported
HALE, BILLY — gas, Tech Resources, Inc., Zavala County, 173 thousand reported
BRUCE WEAVER — oil, WCS Oil & Gas Corporation, Zavala County, 172 thousand reported
HEITZ, B. M. — oil, Double J Operating Company, Inc., Zavala County, 168 thousand reported
LEE RANCH — gas, E-Cor, Inc., Zavala County, 166 thousand reported
NORTON, RICHARD W. JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 163 thousand reported
BRICE UNIT ZAV A — oil, Exco Operating Company, LP, Zavala County, 163 thousand reported
AARON — oil, CML Exploration, LLC, Zavala County, 163 thousand reported
K.M. RANCH — oil, Crimson Exploration Oper., Inc., Zavala County, 162 thousand reported
HOMEYER-DUBOSE — gas, J-W Operating Co., Zavala County, 161 thousand reported
FLOWERS AND WARD "A" — gas, Pacific Operators, Inc., Zavala County, 161 thousand reported
RICHTER UNIT A ZAV — oil, Chesapeake Operating, Inc., Zavala County, 159 thousand reported
ROBERTSON-LASITER UNIT — oil, Oryx Energy Company, Zavala County, 159 thousand reported
COSMED UNIT ZAV C — oil, Exco Operating Company, LP, Zavala County, 157 thousand reported
THOMPSON UNIT — oil, Patterson Petroleum LLC, Zavala County, 156 thousand reported
BILL WILSON ZAV — oil, Exco Operating Company, LP, Zavala County, 155 thousand reported
LEARY TRUST — oil, CML Exploration, LLC, Zavala County, 155 thousand reported
JOHNSON — gas, J-W Operating Co., Zavala County, 152 thousand reported
MUSTANG RANCH C — oil, Petrohawk Operating Company, Zavala County, 152 thousand reported
HIDEAWAY RANCH UNIT — oil, U.S. Energy Development Corp, Zavala County, 152 thousand reported
NORTON,R.W.,JR.-CHAPPAROSA RANCH — gas, Quatro Oil And Gas, Inc., Zavala County, 148 thousand reported
FERGUSON-MCKNIGHT — oil, El Toro Resources LLC, Zavala County, 148 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 146 thousand reported
BLACKMON UNIT — oil, Chesapeake Operating, Inc., Zavala County, 144 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 144 thousand reported
COSMED UNIT ZAV D — oil, Exco Operating Company, LP, Zavala County, 144 thousand reported
BEELER UNIT E — oil, Crimson Exploration Oper., Inc., Zavala County, 143 thousand reported
BRICE UNIT ZAV C — oil, Exco Operating Company, LP, Zavala County, 143 thousand reported
MILLS, J. T. SR. TRUST — gas, J-W Operating Co., Zavala County, 142 thousand reported
CENIZO — oil, CML Exploration, LLC, Zavala County, 142 thousand reported
VERHEUL B — oil, Chesapeake Operating, Inc., Zavala County, 141 thousand reported
GLASSCOCK RANCH C — gas, Trinity Operating (Usg), LLC, Zavala County, 140 thousand reported
TRAYLOR WEST ZAV G — oil, Exco Operating Company, LP, Zavala County, 140 thousand reported
WAYLAND, JON S. ET AL UNIT — oil, Oryx Energy Company, Zavala County, 140 thousand reported
PICKENS-WEAVER — oil, CML Exploration, LLC, Zavala County, 139 thousand reported
WILKERSON — gas, Skidmore Energy,Inc., Zavala County, 137 thousand reported
LEE RANCH — gas, E-Cor, Inc., Zavala County, 137 thousand reported
LACKEY FIVE — oil, CML Exploration, LLC, Zavala County, 137 thousand reported
NORTON,R.W.,JR.-CHAPPAROSA RANCH — gas, Quatro Oil And Gas, Inc., Zavala County, 135 thousand reported
BRISCOE RANCH — gas, Spiller, Robert S., Zavala County, 135 thousand reported
TRAYLOR WEST ZAV B — oil, Exco Operating Company, LP, Zavala County, 134 thousand reported
MCLEAN — oil, Patterson Petroleum LLC, Zavala County, 133 thousand reported
PRYOR RANCH — oil, Winn Exploration Co., Inc., Zavala County, 132 thousand reported
CHAD — oil, CML Exploration, LLC, Zavala County, 131 thousand reported
GOODWIN — oil, Sanchez Oil & Gas Corporation, Zavala County, 131 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 131 thousand reported
LA MANTIA, JOS. — gas, Carrizo Exploration, Inc., Zavala County, 131 thousand reported
COSMED UNIT ZAV E — oil, Exco Operating Company, LP, Zavala County, 130 thousand reported
WEST, G. W. — gas, Travers Resources, Inc., Zavala County, 130 thousand reported
H&F PROPERTIES 38-37 — gas, Jennings Exploration Company, Zavala County, 128 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 128 thousand reported
HOLDSWORTH, DAVID — oil, Alamo Operating Company, L. C., Zavala County, 126 thousand reported
MATTHEWS, NED — gas, Williamson Operating Co., Zavala County, 126 thousand reported
BAYOU ROUGE UNIT A ZAV — oil, Chesapeake Operating, Inc., Zavala County, 125 thousand reported
BOOTH — oil, Sage Energy Company, Zavala County, 125 thousand reported
TEXAS-OSAGE — oil, Sanchez Oil & Gas Corporation, Zavala County, 125 thousand reported
BRICE UNIT ZAV B — oil, Exco Operating Company, LP, Zavala County, 125 thousand reported
NORTON, R. W. JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 124 thousand reported
RANGEL UNIT A ZAV — oil, Chesapeake Operating, Inc., Zavala County, 122 thousand reported
FELPS — oil, Strand Energy, L.C., Zavala County, 121 thousand reported
RAB — oil, CML Exploration, LLC, Zavala County, 120 thousand reported
PRYOR RANCH — oil, Petrohawk Operating Company, Zavala County, 118 thousand reported
ALPHA WARE — oil, Sanchez Oil & Gas Corporation, Zavala County, 116 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 116 thousand reported
BAYOU ROUGE UNIT G ZAV — oil, Exco Operating Company, LP, Zavala County, 115 thousand reported
PETTY, SCOTT JR. — oil, GLG Energy, L.P., Zavala County, 115 thousand reported
HUBER ZAV — oil, Exco Operating Company, LP, Zavala County, 114 thousand reported
JENNINGS — gas, Property Development Group, Inc., Zavala County, 113 thousand reported
CORNELISON — gas, J-W Operating Co., Zavala County, 112 thousand reported
HOLDSWORTH NELSON TRUST ZAV — oil, Chesapeake Operating, Inc., Zavala County, 112 thousand reported
BRUCE WEAVER — oil, CML Exploration, LLC, Zavala County, 112 thousand reported
LASITER, HUBERT -A- — oil, Double J Operating Company, Inc., Zavala County, 112 thousand reported
FLOWERS — gas, Winn Exploration Co., Inc., Zavala County, 111 thousand reported
MURPHY — oil, Regal Petroleum Services, Zavala County, 110 thousand reported
BLALACK ET. AL. UNIT — oil, Oryx Energy Company, Zavala County, 108 thousand reported
HENRY HOLDSWORTH UNIT ZAV — oil, Exco Operating Company, LP, Zavala County, 107 thousand reported
RAINE, J. R. — oil, Bridger Oil Inc., Zavala County, 107 thousand reported
NORTON, RICHARD W. JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 107 thousand reported
VESTRING ET AL — gas, Jennings Exploration Company, Zavala County, 107 thousand reported
VESTRING, ET AL UNIT — oil, Jennings Exploration Company, Zavala County, 107 thousand reported
WEST, G. W. — gas, Travers Resources, Inc., Zavala County, 106 thousand reported
MDB — oil, CML Exploration, LLC, Zavala County, 103 thousand reported
LEWIS — oil, Strand Energy, L.C., Zavala County, 103 thousand reported
SOLANSKY — oil, CML Exploration, LLC, Zavala County, 102 thousand reported
CAROLYN — oil, CML Exploration, LLC, Zavala County, 101 thousand reported
BRISCOE-PETTY — oil, Union Pacific Resources Company, Zavala County, 100 thousand reported
KINAST, FRANK X. -A- — oil, Jennings Exploration Company, Zavala County, 100 thousand reported
FELPS "A" — oil, Strand Energy, L.C., Zavala County, 100 thousand reported
WOODWARD A — oil, Chesapeake Operating, Inc., Zavala County, 100 thousand reported
VERHEUL UNIT A — oil, Chesapeake Operating, Inc., Zavala County, 99 thousand reported
WEAVER, BRUCE D. — oil, Southwest Oil & Land, Inc., Zavala County, 99 thousand reported
PC — oil, CML Exploration, LLC, Zavala County, 97 thousand reported
ANNPICK — oil, CML Exploration, LLC, Zavala County, 97 thousand reported
FROST NATIONAL BANK — gas, Plano Petroleum Corporation, Zavala County, 96 thousand reported
NORTON, RICHARD W. JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 95 thousand reported
ANIKEN #1 — oil, Oryx Energy Company, Zavala County, 95 thousand reported
FLORES — oil, Texas American Resources Company, Zavala County, 95 thousand reported
MARGUERITE — oil, CML Exploration, LLC, Zavala County, 94 thousand reported
E D K RANCHES — gas, Tech Resources, Inc., Zavala County, 94 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 93 thousand reported
FOXY MARGIE — gas, Three Arrow Operating Company, Zavala County, 92 thousand reported
SUGAR RANCH UNIT — gas, Oryx Energy Company, Zavala County, 92 thousand reported
RANCHO RINCON — oil, Strand Energy, L.C., Zavala County, 92 thousand reported
DALE — oil, CML Exploration, LLC, Zavala County, 91 thousand reported
FLOWERS AND WARD "A" — gas, Pacific Operators, Inc., Zavala County, 90 thousand reported
BOWMAN-RUSSELL — gas, Skidmore Energy,Inc., Zavala County, 90 thousand reported
LITTLE 162 — oil, Columbia Gas Development Corp., Zavala County, 86 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 86 thousand reported
SCHUCH-KINGSBERY — oil, Strand Energy, L.C., Zavala County, 86 thousand reported
HASKETT, C. MUNDINE — gas, Omega Minerals, Inc., Zavala County, 84 thousand reported
COSMED UNIT ZAV A — oil, Exco Operating Company, LP, Zavala County, 83 thousand reported
HALE, BILLY — gas, Tech Resources, Inc., Zavala County, 81 thousand reported
RAY — oil, Sanchez Oil & Gas Corporation, Zavala County, 79 thousand reported
WALKER RANCH — gas, J-W Operating Co., Zavala County, 79 thousand reported
TRIPLE J — oil, Patterson Petroleum LP, Zavala County, 78 thousand reported
PERKINS — gas, J-W Operating Co., Zavala County, 78 thousand reported
MARPICK — oil, CML Exploration, LLC, Zavala County, 78 thousand reported
PRYOR, K. — gas, Magnum Producing & Operating Co., Zavala County, 77 thousand reported
CAPPS, ELLA — gas, Pacific Operators, Inc., Zavala County, 75 thousand reported
PFEIFFER-BYRD — oil, CML Exploration, LLC, Zavala County, 75 thousand reported
KINAST, FRANK X. — oil, Mariah Energy Corp., Zavala County, 74 thousand reported
NORTON, R. W., JR. — gas, Quatro Oil And Gas, Inc., Zavala County, 74 thousand reported
I.T. PRYOR - WARD BOX — gas, Oxson Co., Zavala County, 74 thousand reported
BEELER UNIT F — oil, Crimson Exploration Oper., Inc., Zavala County, 74 thousand reported
LEE RANCH — gas, E-Cor, Inc., Zavala County, 73 thousand reported
KM RANCH A ALLOCATION 4 — oil, Trinity Operating (Usg), LLC, Zavala County, 73 thousand reported
BRISCOE RANCH — gas, Spiller, Robert S., Zavala County, 73 thousand reported
ADDISON AVERY — oil, Strand Energy, L.C., Zavala County, 73 thousand reported
WALKER RANCH — gas, J-W Operating Co., Zavala County, 72 thousand reported
NORTON,R.W.,JR.-CHAPPAROSA RANCH — gas, Quatro Oil And Gas, Inc., Zavala County, 71 thousand reported
WESTWIND UNIT ZAV — oil, Chesapeake Operating, Inc., Zavala County, 70 thousand reported
WILTGEN, CARTER — oil, R.B.S. Oil & Gas Inc., Zavala County, 70 thousand reported
JOHNSON — oil, Winn Exploration Co., Inc., Zavala County, 70 thousand reported
PALM CATTLE — gas, CML Exploration, LLC, Zavala County, 70 thousand reported
BOWMAN-RUSSELL — gas, Skidmore Energy,Inc., Zavala County, 69 thousand reported
VESTRING, ET AL UNIT — gas, Jennings Exploration Company, Zavala County, 68 thousand reported
KINCAID, E. D. — gas, Zavala Independent Gas, Inc., Zavala County, 68 thousand reported
CHAPRAROSA RANCH — gas, Quatro Oil And Gas, Inc., Zavala County, 68 thousand reported
DAY, R. B. — oil, Oryx Energy Company, Zavala County, 67 thousand reported
WILTGEN — gas, Skylark Oil Company (Sa), Zavala County, 67 thousand reported
TLAPEK — oil, CML Exploration, LLC, Zavala County, 66 thousand reported
HARRIS "A" — oil, Strand Energy, L.C., Zavala County, 66 thousand reported
CHAPMAN — gas, Property Development Group, Inc., Zavala County, 66 thousand reported
ENCINO VIEJO RANCH — gas, Midwestern Exploration Co., Zavala County, 65 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 64 thousand reported
PFEIFFER — oil, Sage Energy Company, Zavala County, 63 thousand reported
PRYOR RANCH — gas, Winn Exploration Co., Inc., Zavala County, 63 thousand reported
HARRIS — oil, Strand Energy, L.C., Zavala County, 63 thousand reported
HAMMOND, ADA HEIRS — gas, Sanchez Oil & Gas Corporation, Zavala County, 63 thousand reported

Production figures are as reported to the Railroad Commission of Texas. Values shown on lease pages are estimates produced by fitting a decline curve to that reported history; they are not offers or appraisals.