Saltwater Disposal Wells in Callahan County

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

Active Wells

116

Permitted Capacity

41,629 bbl/d

Injected 12mo (thru 2025-06)

1.7M bbl

UIC Permits All Time

1,244

STATUS	LEASE / WELL	API	OPERATOR	TYPE	PERMITTED BBL/D	INJECTED 12MO	ZONE (FT)
Plugged	DAVIS, S. M. #12	42-059-20287	MERKAZ DRILLING, LLC	Injection	250	--	520–522
Inactive	DAVIS, S. M. #30	42-059-34896	MERKAZ DRILLING, LLC	Injection	250	--	470–540
Plugged	WELDON, EDWARDS -B- #19	42-059-30254	GINCO OPER CO	Injection	250	--	1,297–1,305
Plugged	NEUMANN, J. G. /JACK/ #14	42-059-30536	ENTERRA CAPITAL, INC	Injection	250	--	290–308
Plugged	WELDON, EDWARDS -B- #1	42-059-30135	GINCO OPER CO	Injection	250	--	1,286–1,291
Plugged	WELDON, EDWARDS -B- #10	42-059-30222	GINCO OPER CO	Injection	250	--	1,294–1,296
Plugged	WELDON, EDWARDS -B- #13	42-059-30234	GINCO OPER CO	Injection	250	--	1,291–1,293
Cancelled	SNYDER-WILLIAMS-TANNEHILL UNIT #19	42-059-82108	JONES CO	Injection	250	--	914–918
Plugged	SNYDER-WILLIAMS-TANNEHILL UNIT #20	42-059-33142	JONES CO	Injection	250	--	915–920
Plugged	SIMS, A.M. #4	42-059-31294	GREGG, BILL J	Disposal	250	--	720–730
Plugged	PECAN BAYOU /COOK SAND/ UNIT #4	42-059-30175	MOMENTUM OPER CO., INC	UIC	250	--	1,840–1,844
Cancelled	SNYDER-WILLIAMS-TANNEHILL UNIT #95	42-059-82109	JONES CO	Injection	250	--	929–934
Cancelled	SNYDER-WILLIAMS-TANNEHILL UNIT #3	42-059-30274	JONES CO	Injection	250	--	1,008–1,018
Cancelled	SNYDER-WILLIAMS-TANNEHILL UNIT #1J	42-059-31853	JONES CO	Injection	250	--	940–947
Plugged	WINDHAM, FRANK #3	42-059-33984	DEMAND ENGY, INC	Injection	250	--	1,156–1,162
Cancelled	FRED HART #1	42-059-00000	TRUMTER PETRO CORP	UIC	250	--	1,933–1,947
Plugged	COOLEY, FRANCES -B- #1 B	42-059-01617	LUCKY OPER	Injection	250	--	2,592–2,597
Plugged	RAINBOW-ROGGENSTEIN #R 4	42-059-34726	KING OIL & GAS CO	Injection	250	--	282–289
Cancelled	FRED HART #4	42-059-00000	TRUMTER PETRO CORP	UIC	250	--	1,928–1,938
Plugged	PUCKETT, RAMON #2	42-059-33613	INTERSTATE EXPLORATIONS LLC	Injection	250	--	3,312–3,388
Plugged	JACKSON ESTATE #4	42-059-30445	W.G. OIL	Injection	250	--	903–908
Cancelled	FRED HART #11	42-059-00000	TRUMTER PETRO CORP	UIC	250	--	1,919–1,929
Plugged	WAGLEY #1	42-059-32338	HIX, HAROLD	Disposal	250	--	1,012–1,033
Plugged	JACKSON, ELMA #22	42-059-02722	TRINITY MINERALS&OPER CORP	Injection	240	--	2,613–2,619
Inactive	DAVIS, S. M. #35	42-059-35305	MERKAZ DRILLING, LLC	Injection	220	--	405–481
Plugged	DAVIS, S. M. #20	42-059-32884	MERKAZ DRILLING, LLC	Injection	220	--	446–456
Inactive	DAVIS, S. M. #11	42-059-81203	MERKAZ DRILLING, LLC	Injection	220	--	450–520
Cancelled	SNYDER, C. B. "D" #12	42-059-00000	NUEVE OPERATING COMPANY	UIC	200	--	800
Cancelled	ORRELL, A.W. #4W	42-059-34548	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Cancelled	SNYDER, C. B. "D" #10	42-059-00000	NUEVE OPERATING COMPANY	UIC	200	--	800
Cancelled	ORRELL, A.W. #5W	42-059-34545	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Cancelled	ORRELL, A.W. #7W	42-059-34542	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Cancelled	RAMSEY #2	42-059-34430	SUNLIGHT ENGY CORP	Disposal	200	--	550–1,000
Cancelled	SNYDER, C. B. "D" #11	42-059-00000	NUEVE OPERATING COMPANY	UIC	200	--	800
Plugged	GRIFFITH, ELMER E. #2	42-059-01346	BRIDWELL OIL CO	UIC	200	--	3,278–3,280
Cancelled	W. T. GOODMAN #4W	42-059-34456	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	SNYDER, C. B. "D" #8	42-059-00000	NUEVE OPERATING COMPANY	UIC	200	--	800
Cancelled	SNYDER, C. B. "D" #9	42-059-00000	NUEVE OPERATING COMPANY	UIC	200	--	800
Cancelled	ORRELL, A.W. #8W	42-059-34541	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Plugged	ENWCSU #11WI	42-059-05028	BOO-ROW PIPE & SUPPLY, INC	Injection	200	--	1,750–1,850
Cancelled	ORRELL, A.W. #2W	42-059-34554	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Plugged	JACKSON, ELMA #917	42-059-80806	GREENE, R. E	UIC	200	--	809–816
Plugged	ENWCSU #1WI	42-059-05035	BOO-ROW PIPE & SUPPLY, INC	Injection	200	--	1,750–1,850
Plugged	MCCARTY #1	42-059-35799	WINDHAM RESOURCES, INC.	Injection	200	--	3,864–3,873
Plugged	ENWCSU #9WI	42-059-05034	BOO-ROW PIPE & SUPPLY, INC	Injection	200	--	1,750–1,850
Plugged	GRIFFITH-ANTILLEY UNIT #4	42-059-01342	BRIDWELL OIL CO	UIC	200	--	3,280–3,312
Cancelled	NOAH JOHNSON "A" #8W	42-059-34479	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "A" #5W	42-059-34496	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	WESTERMAN, C. C. #W 8	42-059-30157	WILSON WELL SERVICE INC	Injection	200	--	333–350
Plugged	WESTERMAN, C. C. #W 7	42-059-30123	WILSON WELL SERVICE INC	Injection	200	--	298–325
Plugged	WESTERMAN, C. C. #W 6	42-059-30121	WILSON WELL SERVICE INC	Injection	200	--	332–346
Plugged	WESTERMAN, C. C. #W 5	42-059-30120	WILSON WELL SERVICE INC	Injection	200	--	340–356
Plugged	WESTERMAN, C. C. #W 2	42-059-30115	WILSON WELL SERVICE INC	Injection	200	--	330–354
Plugged	CROCKETT, J. E. #1W	42-059-07904	K & W VANPELT CO	Injection	200	--	373–380
Plugged	ENWCSU #7WI	42-059-80931	BOO-ROW PIPE & SUPPLY, INC	Injection	200	--	1,750–1,850
Cancelled	NOAH JOHNSON "A" #6W	42-059-34480	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "A" #2W	42-059-34458	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	ORRELL, A.W. #1W	42-059-34557	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "A" #4W	42-059-34592	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "A" #1W	42-059-34591	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	SNYDER MINERAL TRUST 139 #4	42-059-34700	MIDLAND OIL AND GAS, INC	Disposal	200	--	2,658–2,674
Plugged	HATCHETT, JIM R. #21	42-059-35341	H. C. OIL CO	Disposal	200	--	570–705
Cancelled	NOAH JOHNSON "A" #3W	42-059-34460	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	E G M UNIT #19	42-059-81656	ELLIS, E. B.	UIC	200	--	400–405
Plugged	ENWCSU #2WI	42-059-03099	BOO-ROW PIPE & SUPPLY, INC	Injection	200	--	1,750–1,850
Plugged	JACKSON, ELMA #417	42-059-07413	GREENE, R. E	UIC	200	--	797–802
Cancelled	ORRELL, A.W. #9W	42-059-34540	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Cancelled	W. T. GOODMAN #3W	42-059-34502	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Cancelled	W. T. GOODMAN #2W	42-059-34505	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	JACKSON, ELMA #520	42-059-07416	GREENE, R. E	UIC	200	--	823–825
Plugged	PARROTT, JOHNNY R. #2	42-059-34879	SPENCER PETRO CO	Disposal	200	--	4,150–4,265
Plugged	JOHNSON, NOAH "A" #7 W	42-059-34497	JOHNSON OPERATING COMPANY	Injection	200	--	1,550–1,650
Inactive	DAVIS, S. M. #37	42-059-35306	MERKAZ DRILLING, LLC	Injection	200	--	410–480
Cancelled	MILLER, J.A. #14W	42-059-34472	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "B" #5W	42-059-34578	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #15 W	42-059-34559	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	W. T. GOODMAN #1W	42-059-34508	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #12 W	42-059-34560	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #13 W	42-059-34473	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	PRUET #14	42-059-35694	THOMAS, T. N. OIL COMPANY	Injection	200	--	1,808–1,818
Plugged	MOSLEY #2	42-059-34807	ELLISON PROD CO., INC	Disposal	200	--	1,334–1,338
Plugged	ORRELL, A.W. #3 W	42-059-34552	ATLAS ENERGY CORPORATION (DEL.)	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #7 W	42-059-34565	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "B" #2W	42-059-34650	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #5 W	42-059-34475	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "B" #1W	42-059-34499	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #6 W	42-059-34566	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "B" #4W	42-059-34576	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #8 W	42-059-34561	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	DAVIS, S. M. #78	42-059-36981	MERKAZ DRILLING, LLC	Injection	200	--	470–540
Plugged	MILLER, J.A. #9 W	42-059-34474	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	NOAH JOHNSON "B" #3W	42-059-34583	RAINBOW PETRO MANAGEMENT,INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #2 W	42-059-34571	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #3 W	42-059-34573	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	MILLER, J.A. #4 W	42-059-34575	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	CAVANAUGH, J. L. #7W	42-059-34454	RIM ENERGY INCORPORATED	Injection	200	--	1,631–1,659
Plugged	MILLER, J.A. #1 W	42-059-34581	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Cancelled	MILLER, J.A. #10W	42-059-34563	STARTEX ENGY, INC	Injection	200	--	1,550–1,650
Plugged	CAVANAUGH, J. L. #8W	42-059-34512	RIM ENERGY INCORPORATED	Injection	200	--	1,550–1,650
Plugged	CAVANAUGH, J. L. #9W	42-059-34510	RIM ENERGY INCORPORATED	Injection	200	--	1,550–1,650

page 5 of 13 · 1,244 wells

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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.