Saltwater Disposal Wells in Starr County

Complete UIC injection & disposal well inventory from RRC permits, with reported H-10 volumes.

Active Wells

49

Permitted Capacity

193,150 bbl/d

Injected 12mo (thru 2025-06)

4.2M bbl

UIC Permits All Time

424

STATUSLEASE / WELLAPIOPERATORTYPEPERMITTED BBL/DINJECTED 12MOZONE (FT)
PluggedGARCIA B #142-427-31971TEXAS INDEPENDENT EXPLOR., INCDisposal250--3,350–3,360
PluggedCANALES, RAFAEL #342-427-01901HAND, KENNETH RUIC250--1,794–1,801
PluggedCOOK, VANNIE, TRUSTS #4342-427-02624RNS OIL CO.Injection250--440–455
PluggedSLICK, T. B. ESTATE #1D42-427-04880TRUE OIL CODisposal250--1,630–1,670
PluggedCANALES, LUCIANO #242-427-01897HAND, KENNETH RUIC250--1,824–1,829
PluggedCANALES, GERVACIO #242-427-01907HAND, KENNETH RUIC250--1,805–1,810
PluggedSALINAS, M. V. #442-427-30624ZIDER RES INCInjection200--1,445–1,455
CancelledH. R. MARESH #442-427-80650J. & M. WELL SERVICE, INCUIC200--3,537–3,542
CancelledH. R. MARESH #242-427-80586ANCON OIL & GAS, INC.UIC200--3,590–3,598
CancelledERNA WEHRLE LILLIEFELT #242-427-80635J. & M. WELL SERVICE, INCUIC200--3,537–3,542
CancelledGREINER #342-427-32524MUELLER ENGINEERING CORPInjection200--3,585–3,603
CancelledANNA KELSEY #142-427-00000J. & M. WELL SERVICE, INCUIC200--2,485–2,501
PluggedBROCK, J. D. -A- #342-427-04337BIRDWELL & BRADYUIC200--2,162–2,166
PluggedSHEERIN, IRENE, TEXAS STATE #8 T42-427-30885NEUHAUS, V. F. PROPERTIES, INCDisposal200--1,200–1,220
CancelledGUERRA, H. P., ET AL #D 3 L42-427-30058POOR BOY OILFIELD SERVICEDisposal200--2,680–2,683
PluggedZACHRY, H. B., ETAL #542-427-02371ALVAREZ & ALVAREZInjection200--673–677
PluggedGEO. H. SPEER "F" #142-427-00742SUN EXPL. & PROD. CO.-MIDLANDUIC200--4,707–4,722
PluggedOLIVARES, AGUSTIN #17 U42-427-00714SUN EXPL. & PROD. CO.-HOUSTONUIC200--4,662–4,667
PluggedSLICK ESTATE "B" #242-427-01400SUN EXPL. & PROD. CO.-MIDLANDUIC200--4,304–4,314
PluggedLYONS, HELENE #542-427-30020WHITE OAK OPER CO LLCDisposal150--3,875–3,885
PluggedBENTSEN BROS. -B- #642-427-30184SUN EXPL. & PROD. CO.-HOUSTONUIC150--5,960
PluggedPENA, SABAS GARZA #342-427-00676BRAZOS PETROLEUM, INC.Disposal150--4,194–4,225
PluggedLYONS, HELENE #142-427-04874J. & M. WELL SERVICE, INCDisposal150--2,073–2,275
PluggedPENA, S. G. #242-427-00672BRAZOS PETROLEUM, INC.Injection150--5,124–5,138
PluggedWARDNER TRUSTEE #442-427-20012INDEPENDENCE DRILLING CORP.UIC125--1,742–1,751
PluggedRODRIQUEZ, ELEUTERIO #142-427-04523GEOCHEMICAL SURVEYSUIC100--2,224–2,245
CancelledSAMANO, M. #1542-427-03971SUN EXPL. & PROD. CO.-MIDLANDUIC100--5,501–5,526
PluggedGUERRA, A., JR. UNIT #142-427-04660GEOCHEMICAL SURVEYSInjection100--2,234
PluggedMONTALVO, I. V. -A- #1042-427-00610SANCHEZ-O'BRIEN OIL & GAS CORPInjection100--3,856–3,878
PluggedNEBLETT, W. T. #1142-427-31335G. & M. ENGY COInjection100--5,150–5,156
PluggedTREVINO, E. #242-427-00315DEARMAN, W. C.Disposal100--3,980–4,005
PluggedCOFFIELD, H. H. #1342-427-01869HERSCHAP BROSUIC75--1,884–1,891
PluggedCOFFIELD, H. H. #1542-427-01871HERSCHAP BROSUIC75--1,876–1,886
PluggedDOWNS ROYALTY CORP. -B- #142-427-00012DUQUESNE NATURAL GAS COMPANYUIC60--2,153–2,161
PluggedRODRIQUEZ, ELEUTERIO #242-427-04600GEOCHEMICAL SURVEYSUIC50--2,244
PluggedWOODS -B- #242-427-81254POOR BOY OILFIELD SERVICEDisposal50--1,320–1,330
PluggedDAVENPORT, O. H., MRS.-280 #642-427-01388CONOCO INCUIC30--4,700–4,706
PluggedCOFFIELD, H. H. #1842-427-01810TRINITY ENGY CORPInjection20--2,100–2,244
CancelledV. H. GUERRA, ET AL #1142-427-31173MANGES, CLINTONDisposal5--2,010–2,036
PluggedSOLIS, BESILIO, ET AL #2 L42-427-04266COX & COX PRODUCTION CO.Disposal0--3,149–3,152
CancelledGONZALES, B. P. UNIT "A" #342-427-00000CLARK FUEL PRODUCING COUIC0--5,690–5,700
PluggedFEE #842-427-00906OSBORN HEIRS COUIC0----
PluggedFEE #1242-427-00910OSBORN HEIRS COInjection0----
PluggedMONTALVO, I. V., -C- #14L42-427-00582SUN EXPL. & PROD. CO.-HOUSTONUIC0----
PluggedMONTALVO, N. R. & E. A. #15 D42-427-00888YOUNGBLOOD, C. S. IIIUIC0----
PluggedVILLARREAL #14W42-427-00398ENGY DEV CORPInjection0----
PluggedMONTALVO, I.V. -D- #242-427-00562SUN EXPL. & PROD. CO.-HOUSTONUIC0----
PluggedFEE #3542-427-80733OSBORN HEIRS CODisposal0--3,306–3,358
PluggedMONTALVO, N. R. #15 F42-427-00893YOUNGBLOOD, C. S. IIIUIC0----
PluggedMCKINNEY, AMANDA, MRS. #1642-427-00695SANCHEZ-O'BRIEN OIL & GAS CORPUIC0--5,083
PluggedOLIVARES, AGUSTIN #142-427-00698SUN EXPL. & PROD. CO.-MIDLANDUIC0--4,586–4,596
PluggedSLICK-STATE #142-427-03825EXPANDO PROD COUIC0--1,365
PluggedSLICK ESTATE UNIT 1 -A- #142-427-04427TENNECO OIL COUIC0----
PluggedCOFFIELD, H. H. #442-427-00077THROCKMORTON OIL, INCInjection0--1,886
PluggedSUN FIELD WATERFLOOD UNIT NO. 1 #1542-427-00624HUMBLE OIL & REFINING CO.UIC0--4,795–4,820
PluggedCOOK, VANNIE, TRUSTS #B 142-427-80892SCHIEFELBEIN & LAGRANGE OIL CO.UIC0----
PluggedCOOK, VANNIE, TRUSTS #242-427-05000SCHIEFELBEIN & LAGRANGE OIL CO.UIC0----
PluggedDAVENPORT, D. STATE #342-427-01138TEXACO INCUIC0--4,195
PluggedFRIO D-5 UNIT #1242-427-81160CONOCO INCUIC0----
PluggedMILLER C-1 SAND UNIT #70242-427-03881SUN EXPL. & PROD. CO.-HOUSTONInjection0----
PluggedMONTALVO, N. R. & E. A. #1042-427-00981HUMBLE OIL & REFINING CO.UIC0--4,612–4,624
PluggedCHAPOTAL LAND CO. -A- #1042-427-03946SUN EXPL. & PROD. CO.-HOUSTONUIC0--4,881–4,886
PluggedFROST NATL. BANK IND. EX. -B- #61042-427-04224SANCHEZ-O'BRIEN OIL & GAS CORPInjection0----
PluggedFRIO D-5 UNIT #742-427-01478CONOCO INCUIC0----
PluggedFRIO E UNIT -B- #6142-427-01607CONOCO INCUIC0----
PluggedFRIO E UNIT -B- #3042-427-01518CONOCO INCUIC0----
PluggedSLICK, T. B. -B- EST. #121 U42-427-03548CONOCO INCUIC0----
PluggedSLICK, T. B., ESTATE -A- #2042-427-01543CONOCO INCUIC0--4,212
PluggedRICABY, S. B. -A- #342-427-02963J. & M. WELL SERVICE, INCUIC0----
PluggedLA BRISA 91-3 #342-427-32989TEXAS INDEPENDENT EXPLOR LTDInjection0--5,611–5,700
PluggedLA BRISA #910442-427-32988TEXAS INDEPENDENT EXPLOR LTDInjection0--5,712–5,742
PluggedDIAZ, Y. UNIT #8 #242-427-04471SUN EXPL. & PROD. CO.-HOUSTONUIC0----
PluggedCRUZ-ALVAREZ #242-427-80639DUGGER, GLENNUIC0----
PluggedVILLARREAL #2242-427-00403CABOT PETRO CORPInjection0--6,000–6,008
CancelledVILLARREAL #1642-427-00400ENGY DEV CORPInjection0--5,735–5,743
PluggedHOWELL, J. J. #342-427-01319L & F DRILLING CO., INC. (1)Injection0--4,610–4,650
PluggedROOS-BENNETT #342-427-04301JONES, J. PAULInjection0--2,901
PluggedMONTALVO, I. V., -A- #9W42-427-00609SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--3,874
CancelledCOFFIELD, H. H. #2042-427-00000TRINITY ENGY CORPInjection0--1,770
PluggedRODRIGUEZ, T. #4 D42-427-31674WAGNER, DUER & COInjection0--878
PluggedYZAGUIRRE, MANUEL #642-427-05063POOL COInjection0--4,716
PluggedCOOK, VANNIE, TRUSTS #B242-427-04983RNS OIL CO.UIC0--473–477
CancelledVILLARREAL #1342-427-00397ENGY DEV CORPInjection0--5,778–5,782
PluggedSTATE SLICK "C" #742-427-03793TOTAL E&P USA, INCDisposal0--2,240–2,310
CancelledCOOK, VANNIE, TRUSTS #B342-427-20121COASTAL STATES GAS PROD. COUIC0--421–441
PluggedCOOK, VANNIE, TRUSTS #B442-427-04998COASTAL STATES GAS PROD. COUIC0--451–471
PluggedCOOK, VANNIE, TRUSTS #B542-427-04999COASTAL STATES GAS PROD. COUIC0--434–454
CancelledVANNIE COOK TRUST #5A42-427-00000COASTAL STATES GAS PROD. COUIC0--439–447
PluggedSAENZ, M. ST. #142-427-01108KERR-MCGEE OIL & GAS ONSHORE LLCInjection0--3,622
PluggedSLICK EST. -C- #142-427-05045KERR-MCGEE OIL & GAS ONSHORE LLCInjection0--4,818
PluggedMONTALVO, I.V. -C- #43D42-427-31560SANCHEZ-O'BRIEN OIL & GAS CORPInjection0--3,990
PluggedFLORES, ZARATE #342-427-00310DINERO OIL CORPInjection0--5,956
PluggedMCGILL, J.C. JR. STATE #381 D42-427-04959YOUNGBLOOD, C. S. IIIUIC0----
PluggedSAN ROMAN,E (HCLY) WTRFLD UNT #F 442-427-32043YOUNGBLOOD, C. S. IIIInjection0--3,800
PluggedGONZALES, B. P., UNIT -A- #642-427-00472CLARK FUEL PRODUCING COUIC0--4,759–4,800
PluggedMCGILL BROS. #39942-427-05050HUMBLE OIL & REFINING CO.UIC0--5,410–5,441
PluggedMCGILL, J.C. JR. STATE #311 T42-427-00262YOUNGBLOOD, C. S. IIIUIC0----
PluggedYZAGUIRRE, MANUEL #642-427-05063NEUHAUS, V. F. PROPERTIES, INCInjection0--4,716
PluggedCOOK, VANNIE, TRUSTS #7R42-427-30771SCHIEFELBEIN & LAGRANGE OIL CO.Injection0--440
PluggedSAN ROMAN,E (HCLY) WTRFLD UNT #B 4142-427-31739YOUNGBLOOD, C. S. IIIInjection0--3,790
page 4 of 5 · 424 wells

Source: RRC UIC well master and H-10 injection filings. H-10s are annual filings on staggered anniversaries — injected volumes shown through 2025-06, the newest month with complete reporting; recent months are never estimated.