Core Research Center

New Wells List

New wells are listed by state, scroll to the state you're interested in to see if we've recieved any new wells in the past year. Library numbers for cores are one letter followed by three numbers. Library numbers for cuttings are two letters followed by five numbers. Click on the library number to access the full record. 

 

Alabama

Alaska

Arizona

Graham County

07/10/2019: S695 11S-29-E-26 USGS, BOWIE MINE #14, GRAHAM, AZ FULL CORE                                                                                FORMATION(S): UNKNOWN

07/10/2019: S715 11S-29-E-26 USGS, BOWIE MINE #1, GRAHAM, AZ FULL CORE                                                                                  FORMATION(S): UNKNOWN

Arkansas

California

Colorado

Boulder County

09/18/2019 S725 3N-70W-9 CEMEX, LAYNE #1, BOULDER, CO FULL CORE                                                                                            FORMATION(S): NIOBRARA

09/18/2019 S729 3N-70W-9 CEMEX, LAYNE #2, BOULDER, CO FULL CORE                                                                                            FORMATION(S): NIOBRARA

09/18/2019 S746 3N-70W-9 CEMEX, LAYNE #3, BOULDER, CO FULL CORE                                                                                            FORMATION(S): NIOBRARA

09/18/2019 S780 3N-70W-9 CEMEX, LAYNE #4, BOULDER, CO FULL CORE                                                                                            FORMATION(S): NIOBRARA

09/18/2019 S787 3N-70W-9 CEMEX, LAYNE #6, BOULDER, CO FULL CORE                                                                                            FORMATION(S): NIOBRARA

09/18/2019 S789 3N-70W-9 CEMEX, LAYNE #14, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S790 3N-70W-9 CEMEX, LAYNE #15, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S803 3N-70W-9 CEMEX, LAYNE #16, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S808 3N-70W-9 CEMEX, LAYNE #17, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S831 3N-70W-9 CEMEX, LAYNE #18, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S849 3N-70W-9 CEMEX, LAYNE #20, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S860 3N-70W-9 CEMEX, LAYNE #21, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S876 3N-70W-9 CEMEX, LAYNE #22, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

09/18/2019 S894 3N-70W-9 CEMEX, LAYNE #24, BOULDER, CO FULL CORE                                                                                          FORMATION(S): NIOBRARA

Garfield County

06/10/2019 S671 6S-91W-16 TEP ROCKY MOUNTAIN LLC, JOLLEY KP 313-16, GARFIELD, CO SLABBED CORE                                      FORMATION(S): ILES, WILLIAMS FORK

06/10/2019 S676 6S-95W-27 TEP ROCKY MOUNTAIN LLC, PA 321-27, GARFIELD, CO SLABBED CORE                                                  FORMATION(S): WASATCH

Jackson County

08/02/2019 S724 9N-79W-3 NIELSON & ASSOCIATES, MCCALLUM NO. 135, JACKSON, CO FULL CORE
FORMATION(S): PIERRE A, PIERRE B, PIERRE

Lincoln County

11/25/19 S093 9S-56W-11 WIEPKING-FULLERTON ENERGY, MONKS A11-9S-56W-01, LINCOLN, CO THIN SLAB CORE
FORMATION(S): MARMATON, CHEROKEE

11/25/19 HH01960 9S-55W-13 WIEPKING-FULLERTON ENERGY, FISHER 13-9S-55W-01, LINCOLN, CO CUTTINGS

11/25/19 HH01958 9S-55W-19 WIEPKING-FULLERTON ENERGY, CRAIG 9S-55W-19-41, LINCOLN, CO CUTTINGS

11/25/19 HH01955 9S-56W-11 WIEPKING-FULLERTON ENERGY, MONKS A11-9S-56W-01, LINCOLN, CO CUTTINGS

11/25/19 HH01957 10S-56W-14 WIEPKING-FULLERTON ENERGY, STATE 10S-56W-14-44, LINCOLN, CO CUTTINGS

11/25/19 HH01956 10S-56W-22 WIEPKING-FULLERTON ENERGY, FORRISTALL STATE 22-10S-56W-01, LINCOLN, CO CUTTINGS

11/25/19 HH01959 11S-56W-36 WIEPKING-FULLERTON ENERGY, FORRISTALL STATE 36-11S-56W-02, LINCOLN, CO CUTTINGS

Prowers

11/13/2019 W085 21S-42W-28 COLORADO GEOLOGICAL SURVEY, CGS #11, PROWERS, CO FULL CORE
FORMATION(S): ALLUVIUM, NIOBRARA

11/13/2019 W060 21S-46W-1 COLORADO GEOLOGICAL SURVEY, CGS #10, PROWERS, CO FULL CORE
FORMATION(S): ALLUVIUM, NIOBRARA, CODELL

11/13/2019 W055 22S-42W-22 COLORADO GEOLOGICAL SURVEY, CGS #12, PROWERS, CO FULL CORE
FORMATION(S): ALLUVIUM, NIOBRARA, CODELL, CARLILE

11/13/2019 W056 22S-46W-14 COLORADO GEOLOGICAL SURVEY, CGS #9, PROWERS, CO FULL CORE
FORMATION(S): ALLUVIUM, CARLILE, GREENHORN

Rio Blanco County

06/10/2019 S670 1S-98W-35 TEP ROCKY MOUNTAIN LLC, RGU 33-35-198, RIO BLANCO, CO SLABBED CORE                                      FORMATION(S): ILES, WILLIAMS FORK

Weld County

02/01/2019 HH01951 9N-57W-18 WHITING, PAWNEE CREEK 9-57-18-1H, WELD, CO CUTTINGS                                                        FORMATION(S):     

02/13/2019 R777 9N-57W-18 MARATHON OIL COMPANY, PAWNEE CREEK 9-57-18-1M, WELD, CO THICK SLAB CORE
FORMATION(S): NIOBRARA

02/13/2019 HH01860 3N-62W-6 MARATHON OIL COMPANY, FRENCH LAKE 3-62-6-1B(1H), WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01872 3N-63W-14 MARATHON OIL COMPANY, FRENCH LAKE 3-63-14-1H, WELD, CO CUTTINGS                                FORMATION(S):

02/13/2019 HH01869 3N-63W-16 MARATHON OIL COMPANY, FRENCH LAKE 3-63-16-1H, WELD, CO CUTTINGS                                FORMATION(S):

02/13/2019 HH01875 3N-63W-22 MARATHON OIL COMPANY, FRENCH LAKE 3-63-22-1H, WELD, CO CUTTINGS                                FORMATION(S):

02/13/2019 HH01859 4N-63W-36 MARATHON OIL COMPANY, FRENCH LAKE 4-63-36-1B, WELD, CO CUTTINGS                                FORMATION(S):

02/13/2019 HH01861 4N-63W-36 MARATHON OIL COMPANY, FRENCH LAKE 4-63-36-1M, WELD, CO CUTTINGS                                FORMATION(S):

02/13/2019 HH01862 6N-61W-16 MARATHON OIL COMPANY, CROW VALLEY 6-61-16-4H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01865 7N-62W-22 MARATHON OIL COMPANY, CROW VALLEY 7-62-22-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01857 7N-62W-24 MARATHON OIL COMPANY, CROW VALLEY 7-62-24-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01866 7N-62W-26 MARATHON OIL COMPANY, CROW VALLEY 7-62-26-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01870 7N-62W-27 MARATHON OIL COMPANY, CROW VALLEY 7-62-27-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01874 7N-62W-28 MARATHON OIL COMPANY, CROW VALLEY 7-62-28-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01863 7N-62W-30 MARATHON OIL COMPANY, CROW VALLEY 7-62-30-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01858 7N-62W-31 MARATHON OIL COMPANY, CROW VALLEY 7-62-31-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01864 7N-62W-32 MARATHON OIL COMPANY, CROW VALLEY 7-62-32-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01871 7N-62W-34 MARATHON OIL COMPANY, CROW VALLEY 7-62-34-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01867 7N-62W-35 MARATHON OIL COMPANY, CROW VALLEY 7-62-35-2H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01868 8N-62W-34 MARATHON OIL COMPANY, TSUBAKI HILLS 8-62-34-4H, WELD, CO CUTTINGS                              FORMATION(S):

02/13/2019 HH01856 9N-57W-18 MARATHON OIL COMPANY, PAWNEE CREEK 9-57-18-1M, WELD, CO CUTTINGS                            FORMATION(S):

Connecticut

Delaware

Florida

Georgia

Hawaii

01/30/2019 R244 COLORADO SCHOOL OF MINES, KELLER WELL/NSF WELL, HAWAII, FULL CORE                                                            FORMATION(S): 

Idaho

Caribou County

01/30/2019 R521 6S-43E-22 MONSANTO, EVF-23-2, CARIBOU, ID RUBBLE CORE                                                                                FORMATION(S): PHOSPHORIA   

Illinois

Indiana

Iowa

Kansas

Anderson County

4/04/2019 T133 22S-19E-28 COLT ENERGY, PEINE 5, ANDERSON, KS FULL CORE                                                                                FORMATION(S): SQUIRREL

4/04/2019 T374 22S-19E-29 COLT ENERGY, JCB MILLER I-36, ANDERSON, KS FULL CORE                                                  FORMATION(S): SQUIRREL

4/04/2019 T756 22S-19E-29 COLT ENERGY, JCB MILLER 35, ANDERSON, KS FULL CORE                                                                      FORMATION(S): SQUIRREL

4/04/2019 T778 22S-19E-29 COLT ENERGY, OVERALL 17, ANDERSON, KS FULL CORE                                                                          FORMATION(S): SQUIRREL

4/04/2019 T221 26S-14E-27 COLT ENERGY, SLAY 7, ANDERSON, KS FULL CORE                                                                                  FORMATION(S): BARTLESVILLE

Kentucky

Louisiana

Maine

Maryland

Massachusetts

Michigan

Minnesota

Mississippi

Missouri

Montana

Garfield County

05/15/2019 S664 15N-30E-35 BALLARD EXPLORATION, 35-1 BURLINGTON, GARFIELD, MT THIN SLAB CORE
FORMATION(S): ALASKA BENCH, AMSDEN, PIPER LIMESTONE

Rosebud County

02/13/2019 R514 11N-33E-27 FIDELITY EXPLORATION & PRODUCTION, SCHMIDT #44-27H, ROSEBUD, MT THIN SLAB CORE FORMATION(S): HEATH /LM/  

02/13/2019 R518 12N-32E-23 FIDELITY EXPLORATION & PRODUCTION, KINCHELOE #11-23H, ROSEBUD, MT THIN SLAB CORE FORMATION(S): HEATH /LM/

Nebraska

Nevada

New Hampshire

New Jersey

New Mexico

New York

North Carolina

North Dakota

Dunn County

02/01/2019 HH01852 147N-93W-8 ENERPLUS, 8D-5-1H HENRY BAD GUN, DUNN, ND CUTTINGS                                                        FORMATION(S): BAKKEN

02/01/2019 HH01853 147N-93W-17 ENERPLUS, 17A-20-1H HENRY BAD GUN, DUNN, ND CUTTINGS                                                  FORMATION(S): BAKKEN

02/01/2019 HH01851 148N-93W-19 ENERPLUS, 1-19H JM HALL, DUNN, ND CUTTINGS                                                                      FORMATION(S): BAKKEN

02/01/2019 HH01848 148N-94W-13 ENERPLUS, 1-13H ROBERTS TRUST, DUNN, ND CUTTINGS                                                          FORMATION(S): BAKKEN

02/01/2019 HH01849 149N-93W-5 ENERPLUS, 1-05H SOWARD, DUNN, ND CUTTINGS                                                                        FORMATION(S): BAKKEN

02/01/2019 HH01850 149N-93W-8 ENERPLUS, 1-08H LEVINGS ESTATE, DUNN, ND CUTTINGS                                                  FORMATION(S): BAKKEN

Ohio

Oklahoma

Texas County

04/01/2019 B068 1N-13E-20 AMOCO PRODUCTION, 2 BURRIWS GAS UNIT D, TEXAS, OK SLABBED CORE                                            FORMATION(S): COUNCIL GROVE

Oregon

Pennsylvania

Clinton County

02/01/2019 HH01950 ENERPLUS, WINNER 4-8HG LATERAL, CLINTON, PA CUTTINGS                                                                            FORMATION(S):

Rhode Island

South Carolina

South Dakota

Tennessee

Texas

Atascosa County

02/21/2019 HH01877 PIONEER NATURAL RESOURCES, JUSTIN TOM 01 01H, ATASCOSA, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01878 PIONEER NATURAL RESOURCES, JUSTIN TOM 02 01H, ATASCOSA, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01879 PIONEER NATURAL RESOURCES, WYE RANCH 03 01H, ATASCOSA, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01880 PIONEER NATURAL RESOURCES, WYE RANCH 04 01H, ATASCOSA, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01881 PIONEER NATURAL RESOURCES, EDMUND TOM 02 01 PILOT, ATASCOSA, TX CUTTINGS                                      FORMATION(S): WILCOX, MIDWAY, NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD, BUDA, DEL RIO, GEORGETOWN

02/21/2019 HH01883 PIONEER NATURAL RESOURCES, EDMUND TOM 01 01P/H, ATASCOSA, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD, BUDA, DEL RIO, GEORGETOWN

02/21/2019 HH01884 PIONEER NATURAL RESOURCES, JUSTIN TOM 01 03H, ATASCOSA, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, NAVARRO, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01885 PIONEER NATURAL RESOURCES, HOWARD ALLEN 01 01H, ATASCOSA, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01949 PIONEER NATURAL RESOURCES, EDMUND TOM 02 02H, ATASCOSA, TX CUTTINGS                                              FORMATION(S): WILCOX, NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

La Salle County

02/21/2019 HH01886 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 03H, LA SALLE, TX CUTTINGS                                        FORMATION(S): WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01887 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 04H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01888 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02P, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD, BUDA

02/21/2019 HH01889 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 07H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01890 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 08H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01891 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 07H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01892 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 06H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, AUSTIN, EAGLE FORD

02/21/2019 HH01893 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 02H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, EAGLE FORD

02/21/2019 HH01894 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 01H(03 01H), LA SALLE, TX CUTTINGS                            FORMATION(S): CARRIZO, WILCOX, MIDWAY, EAGLE FORD

02/21/2019 HH01895 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 02H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01896 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 01H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01897 PIONEER NATURAL RESOURCES, WASHBURN RANCH 04 03H, LA SALLE, TX CUTTINGS                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01898 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 07H, LA SALLE, TX CUTTINGS                                        FORMATION(S): SPARTA/SD, WILCOX, MIDWAY, OLMOS, AUSTIN, EAGLE FORD

02/21/2019 HH01899 PIONEER NATURAL RESOURCES, WASHBURN RANCH 01 05H, LA SALLE, TX CUTTINGS                                        FORMATION(S): SPARTA/SD, QUEEN CITY, WILCOX, MIDWAY, OLMOS, AUSTIN, EAGLE FORD

02/21/2019 HH01900 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 11H, LA SALLE, TX CUTTINGS                                        FORMATION(S): SPARTA/SD, QUEEN CITY, WILCOX, MIDWAY, OLMOS, AUSTIN, EAGLE FORD

02/21/2019 HH01901 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 10H, LA SALLE, TX CUTTINGS                                        FORMATION(S): SPARTA/SD, QUEEN CITY, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01902 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 12H, LA SALLE, TX CUTTINGS                                        FORMATION(S): SPARTA/SD, QUEEN CITY, WILCOX, MIDWAY, ESCONDIDO, OLMOS, AUSTIN, EAGLE FORD

02/21/2019 HH01903 PIONEER NATURAL RESOURCES, WASHBURN RANCH 02 13H, LA SALLE, TX CUTTINGS                                        FORMATION(S): SPARTA/SD, QUEEN CITY, WILCOX, MIDWAY, OLMOS, AUSTIN, EAGLE FORD

Live Oak County

02/21/2019 HH01904 PIONEER NATURAL RESOURCES, GEORGIA BUCK 01 04H, LIVE OAK, TX CUTTINGS                                              FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01905 PIONEER NATURAL RESOURCES, GEORGIA BUCK 01 05H, LIVE OAK, TX CUTTINGS                                              FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01906 PIONEER NATURAL RESOURCES, GEORGIA BUCK 01 06H, LIVE OAK, TX CUTTINGS                                              FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01907 PIONEER NATURAL RESOURCES, GEORGIA BUCK 01 07H, LIVE OAK, TX CUTTINGS                                              FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01908 PIONEER NATURAL RESOURCES, GEORGIA BUCK 01 08H, LIVE OAK, TX CUTTINGS                                              FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01909 PIONEER NATURAL RESOURCES, GEORGIA BUCK 01 09H, LIVE OAK, TX CUTTINGS                                              FORMATION(S): CARRIZO, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01910 PIONEER NATURAL RESOURCES, IDYLWOOD 01 01H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01911 PIONEER NATURAL RESOURCES, IDYLWOOD 02 04H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01912 PIONEER NATURAL RESOURCES, IDYLWOOD 02 05H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): HOCKLEY, JACKSON, COOK MOUNTAIN, QUEEN CITY, WILCOX, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01913 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 02H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01914 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 05H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01915 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 06H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01916 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 07H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01917 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 08H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01918 SUNDANCE ENERGY, WOODWARD EFS 4HB, LIVE OAK, TX CUTTINGS                                                                  FORMATION(S): NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD, BUDA

02/21/2019 HH01919 PIONEER NATURAL RESOURCES, CHEATHAM NEW 01 02H, LIVE OAK, TX CUTTINGS                                            FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01920 PIONEER NATURAL RESOURCES, CHEATHAM NEW 01 03H, LIVE OAK, TX CUTTINGS                                            FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01921 PIONEER NATURAL RESOURCES, KOERTH 01 01H, LIVE OAK, TX CUTTINGS                                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01922 PIONEER NATURAL RESOURCES, KOERTH 02 01H, LIVE OAK, TX CUTTINGS                                                        FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01923 PIONEER NATURAL RESOURCES, JAMES KEITH ESSE 01 01H, LIVE OAK, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01924 PIONEER NATURAL RESOURCES, JAMES KEITH ESSE 01 04H, LIVE OAK, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01925 PIONEER NATURAL RESOURCES, HT CHAPMAN 01 01H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01926 PIONEER NATURAL RESOURCES, HT CHAPMAN 01 04H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01927 PIONEER NATURAL RESOURCES, HT CHAPMAN 4-1H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01928 PIONEER NATURAL RESOURCES, HT CHAPMAN 02 01H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01929 PIONEER NATURAL RESOURCES, IDYLWOOD 02 02H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01930 PIONEER NATURAL RESOURCES, HT CHAPMAN 02 02H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01931 PIONEER NATURAL RESOURCES, HT CHAPMAN 02 07H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): HOCKLEY, YEGUA COOK MOUNTAIN, QUEEN CITY, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01932 PIONEER NATURAL RESOURCES, IDYLWOOD 03 01H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01933 PIONEER NATURAL RESOURCES, JAMES KEITH ESSE 01 02H, LIVE OAK, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01934 PIONEER NATURAL RESOURCES, HT CHAPMAN 02 05H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): HOCKLEY, YEGUA COOK MOUNTAIN, QUEEN CITY, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01935 PIONEER NATURAL RESOURCES, IDYLWOOD 02 01H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01936 PIONEER NATURAL RESOURCES, GUY PHILLIP WRIGHT 01 06H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): HOCKLEY, YEGUA COOK MOUNTAIN, QUEEN CITY, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01937 PIONEER NATURAL RESOURCES, GUY PHILLIP WRIGHT 01 05H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01938 PIONEER NATURAL RESOURCES, IDYLWOOD 02 03H, LIVE OAK, TX CUTTINGS                                                    FORMATION(S): HOCKLEY, JACKSON, COOK MOUNTAIN, QUEEN CITY, WILCOX, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01939 PIONEER NATURAL RESOURCES, HT CHAPMAN 02 06H, LIVE OAK, TX CUTTINGS                                                FORMATION(S): HOCKLEY, YEGUA COOK MOUNTAIN, QUEEN CITY, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01940 PIONEER NATURAL RESOURCES, JAMES KEITH ESSE 01 03H, LIVE OAK, TX CUTTINGS                                          FORMATION(S): WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH0194PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 01 PILOT, LIVE OAK, TX CUTTINGS                              FORMATION(S): CARRIZO, WILCOX, MIDWAY, NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD, BUDA, DEL RIO, GEORGETOWN

02/21/2019 HH01942 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 09H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, AUSTIN, EAGLE FORD

02/21/2019 HH01943 PIONEER NATURAL RESOURCES, H HARLAN BETHUNE 01 03H, LIVE OAK, TX CUTTINGS                                      FORMATION(S): CARRIZO, WILCOX, MIDWAY, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01944 PIONEER NATURAL RESOURCES, SHARON FORDYCE 01 02H, LIVE OAK, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01945 PIONEER NATURAL RESOURCES, SHARON FORDYCE 01 01H, LIVE OAK, TX CUTTINGS                                          FORMATION(S): CARRIZO, WILCOX, MIDWAY, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01946 PIONEER NATURAL RESOURCES, ROY ESSE 01 01P, LIVE OAK, TX CUTTINGS                                                        FORMATION(S): 

02/21/2019 HH01947 PIONEER NATURAL RESOURCES, ROY ESSE 01 01H, LIVE OAK, TX CUTTINGS                                                        FORMATION(S): 

McMullen County

02/21/2019 HH01876 PIONEER NATURAL RESOURCES, HURBERT STONE 01 01H, MCMULLEN, TX CUTTINGS                                          FORMATION(S): CARRIZO, MIDWAY, OLMOS, AUSTIN, EAGLE FORD  

02/21/2019 HH01882 SUNDANCE ENERGY, SHANNON EFS 6UH, MCMULLEN, TX CUTTINGS                                                                  FORMATION(S): WILCOX, NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

02/21/2019 HH01948 SUNDANCE ENERGY, ALLEN MCM 2HA, MCMULLEN, TX CUTTINGS                                                                      FORMATION(S): WILCOX, NAVARRO, OLMOS, ANACACHO, AUSTIN, EAGLE FORD

Utah

Uintah County

02/01/2019 HH01854 2S-1W-25 ENERPLUS, WINDY RIDGE LIVSEY 25-15, UINTAH, UT CUTTINGS                                                        FORMATION(S):

03/05/2019 R534 SF PHOSPHATES, 97-B2, UINTAH, UT THIN SLAB CORE
FORMATION(S): PHOSPHORIA

03/05/2019 R528 SF PHOSPHATES, 96-B7, UINTAH, UT THIN SLAB CORE
FORMATION(S): PHOSPHORIA

Vermont

Virginia

Washington

West Virginia

Preston County

02/01/2019 HH01855 CHIEF OIL & GAS, GRIMM LUMBER 1H, PRESTON, WV CUTTINGS                                                                          FORMATION(S):

02/01/2019 HH01873 MARATHON OIL COMPANY, 8013 TITCHNELL, PRESTON, WV CUTTINGS                                                              FORMATION(S):

Wisconsin

Wyoming

Campbell County

05/13/19 HH01953 42N-73W-3 NAV. POWDER RIVER, LUCIAN FEDERAL 3-42-73-3H, CAMPBELL, WY CUTTINGS                                FORMATION(S):

05/13/19 HH01952 43N-73W-35 NAV. POWDER RIVER, ADAM FEDERAL 35-43-73-2H, CAMPBELL, WY CUTTINGS                              FORMATION(S):

Carbon County

01/09/2020 V042 19N-89W-24 FOUNDATION ENERGY MGMT, BECKMAN CANYON 21-24D, CARBON, WY THIN SLAB CORE                  FORMATION(S): PHOSPHORIA

Converse County

11/01/2019 S920 39N-75W-14 WEXPRO, SPEARHEAD RANCH #3, CONVERSE, WY THICK SLAB CORE                                                    FORMATION(S): MORRISON, THERMOPOLIS, FRONTIER

11/01/2019 S917 39N-75W-18 WEXPRO, SPEARHEAD RANCH #2, CONVERSE, WY THICK SLAB CORE                                                    FORMATION(S): FRONTIER

11/01/2019 S977 39N-75W-19 WEXPRO, SPEARHEAD RANCH #4, CONVERSE, WY THICK SLAB CORE                                                    FORMATION(S): MORRISON, THERMOPOLIS, FRONTIER

11/01/2019 S089 39N-75W-22 WEXPRO, HOTCHKISS FEDERAL 22-2, CONVERSE, WY THICK SLAB CORE                                              FORMATION(S): MORRISON, THERMOPOLIS, FRONTIER

11/01/2019 HH01954 39N-75W-35 VASTAR, EUROPEAN SWALLOW 1-35, CONVERSE, WY CUTTINGS                                                  FORMATION(S):

11/13/2019 S092 36N-67W-19 DAVIS OIL, TYLER DEEP UNIT #1, CONVERSE, WY THICK SLAB CORE                                                      FORMATION(S): NIOBRARA, MOWRY, MUDDY

Laramie County

03/25/2019 S286 13N-68W-4 QEP RESOURCES, BORIE 16-4 H, LARAMIE, WY THICK SLAB CORE
FORMATION(S): NIOBRARA 

Washakie County

01/09/2020 V056 47N-92W-23 WHITE ROCK OIL AND GAS LLC, SOUTH FRISBY 23-9, WASHAKIE, WY THIN SLAB CORE                        FORMATION(S): PHOSPHORIA