OPERATORS · RRC 101505

Tightrock Enterprises, Inc.

WindowAll time 90 days 1 year 3 years 10 years

CountyNavarro 13

Type

13 PERMITS · PAGE 1 OF 1 · BY ISSUE DATE

Issued	Permit	Type	County	Lease / well	Depth	Status	API	Operator change
Jul 7, 1988	348511	Drill	Navarro	Chewning #22T	1,800	Final completion	34934224	Acquired from Teague Operating Co.
Dec 12, 1986	323897	Drill	Navarro	Chewning #21T	1,250	Final completion	34934095	Acquired from Teague Operating Co.
Oct 14, 1983	217195	Drill	Navarro	Tatum #11	1,000	Final completion	34933604	Acquired from Navarro Petroleum Corp.
Aug 19, 1983	206719	Drill	Navarro	Baum #3	1,100	Final completion	34933454	Acquired from Sweet Oil Co.
Aug 19, 1983	206716	Drill	Navarro	Baum #2	1,100	Final completion	34933452	Acquired from Sweet Oil Co.
Jun 29, 1983	199936	Drill	Navarro	Baum #1	1,200	Final completion	34933329	Acquired from Sweet Oil Co.
Mar 22, 1983	189112	Drill	Navarro	Bennie Johnson Unit #1	650	Final completion	34933165	Acquired from Wharton Oil Co.
Mar 9, 1983	187802	Drill	Navarro	Tatum #02A	1,000	Final completion	34933144	Acquired from Navarro Petroleum Corp.
Mar 9, 1983	187800	Drill	Navarro	Tatum #03A	1,000	Final completion	34933143	Acquired from Navarro Petroleum Corp.
Mar 9, 1983	187791	Drill	Navarro	Tatum #01A	1,000	Final completion	34933141	Acquired from Navarro Petroleum Corp.
Dec 31, 1982	184786	Drill	Navarro	Ford Unit #1	650	Final completion	34933114	Acquired from Wharton Oil Co.
Feb 4, 1981	107439	Drill	Navarro	Ellett, Fred et AL #8	1,200	Final completion	34931623	Acquired from Stoner, C. M.
Jul 23, 1979	53506	Drill	Navarro	Ellett, Fred et AL #7	1,100	Final completion	34930906	Acquired from Stoner, C. M.