well_id,well_type,basin,total_depth_ft,well_trajectory_type,rig_type,mud_system,spud_year,spud_doy,kelly_bushing_elev_ft,operator_code,bha_design_code,casing_program
W000000,horizontal_shale,Brazil_PreSalt,11394,horizontal,semisub,water_based,2024,39,64,OP243,BHA-28,3-string
W000001,directional,Brazil_PreSalt,9796,directional,land_rig,synthetic_based,2025,239,64,OP144,BHA-11,4-string
W000002,salt_section,Eagle_Ford,11660,directional,land_rig,oil_based,2022,299,22,OP227,BHA-06,5-string
W000003,horizontal_shale,Permian,11196,horizontal,semisub,synthetic_based,2024,166,42,OP118,BHA-03,3-string
W000004,directional,Middle_East,6017,directional,coiled_tubing,water_based,2023,103,23,OP134,BHA-36,5-string
W000005,multilateral,Permian,10342,horizontal,land_rig,oil_based,2024,314,40,OP050,BHA-01,3-string
W000006,directional,Bakken,10271,directional,jackup,water_based,2022,205,33,OP095,BHA-22,3-string
W000007,directional,Gulf_of_Mexico,11376,directional,land_rig,synthetic_based,2022,54,33,OP017,BHA-27,5-string
W000008,hpht,Geothermal_Basins,11928,directional,land_rig,cesium_formate,2023,68,64,OP038,BHA-32,5-string
W000009,deepwater_offshore,Gulf_of_Mexico,11749,directional,platform_rig,cesium_formate,2025,65,27,OP172,BHA-25,3-string
W000010,salt_section,Bakken,11919,directional,drillship,synthetic_based,2022,350,51,OP088,BHA-21,4-string
W000011,horizontal_shale,Permian,10525,horizontal,land_rig,water_based,2025,56,67,OP146,BHA-27,3-string
W000012,horizontal_shale,Eagle_Ford,11145,horizontal,land_rig,water_based,2024,350,55,OP246,BHA-35,3-string
W000013,horizontal_shale,Permian,11470,horizontal,land_rig,synthetic_based,2025,245,40,OP140,BHA-04,3-string
W000014,horizontal_shale,Marcellus_Utica,10796,horizontal,drillship,oil_based,2024,284,31,OP027,BHA-25,5-string
W000015,directional,Eagle_Ford,10980,directional,land_rig,synthetic_based,2024,69,19,OP053,BHA-06,3-string
W000016,deepwater_offshore,Permian,11641,directional,land_rig,oil_based,2025,141,53,OP180,BHA-12,5-string
W000017,extended_reach,Permian,11804,horizontal,jackup,oil_based,2025,21,53,OP236,BHA-31,3-string
W000018,deepwater_offshore,Permian,11621,directional,jackup,synthetic_based,2024,337,77,OP036,BHA-22,4-string
W000019,multilateral,Marcellus_Utica,11407,horizontal,jackup,oil_based,2025,269,41,OP017,BHA-19,5-string
W000020,horizontal_shale,North_Sea,11428,horizontal,semisub,water_based,2025,157,28,OP023,BHA-08,4-string
W000021,directional,Permian,10107,directional,platform_rig,water_based,2023,186,71,OP046,BHA-27,4-string
W000022,hpht,Eagle_Ford,11823,directional,platform_rig,synthetic_based,2022,283,77,OP031,BHA-27,5-string
W000023,directional,Gulf_of_Mexico,7082,directional,land_rig,water_based,2025,352,34,OP182,BHA-18,4-string
W000024,extended_reach,Geothermal_Basins,11828,horizontal,coiled_tubing,cesium_formate,2023,223,46,OP174,BHA-33,3-string
W000025,deepwater_offshore,Other,11674,directional,land_rig,synthetic_based,2024,143,48,OP063,BHA-35,4-string
W000026,vertical_conventional,North_Sea,8752,vertical,platform_rig,water_based,2022,14,28,OP049,BHA-35,4-string
W000027,horizontal_shale,Permian,10489,horizontal,land_rig,synthetic_based,2025,213,62,OP041,BHA-18,3-string
W000028,managed_pressure,Permian,8529,directional,land_rig,water_based,2024,227,79,OP019,BHA-31,4-string
W000029,deepwater_offshore,Middle_East,11695,directional,platform_rig,oil_based,2025,77,36,OP094,BHA-29,5-string
W000030,directional,Gulf_of_Mexico,8178,directional,land_rig,water_based,2022,2,36,OP188,BHA-06,3-string
W000031,horizontal_shale,Gulf_of_Mexico,11881,horizontal,land_rig,water_based,2024,257,30,OP039,BHA-20,5-string
W000032,directional,Marcellus_Utica,6137,directional,platform_rig,oil_based,2024,310,16,OP018,BHA-22,5-string
W000033,directional,Marcellus_Utica,6285,directional,jackup,water_based,2024,263,75,OP069,BHA-19,5-string
W000034,horizontal_shale,North_Sea,10661,horizontal,land_rig,synthetic_based,2023,249,78,OP019,BHA-33,5-string
W000035,multilateral,Permian,11148,horizontal,semisub,oil_based,2022,264,66,OP202,BHA-19,5-string
W000036,hpht,Permian,11602,directional,platform_rig,oil_based,2024,329,69,OP096,BHA-25,3-string
W000037,vertical_conventional,Permian,6864,vertical,land_rig,synthetic_based,2022,168,29,OP180,BHA-19,5-string
W000038,extended_reach,Middle_East,11800,horizontal,jackup,synthetic_based,2025,168,76,OP037,BHA-05,4-string
W000039,horizontal_shale,Middle_East,11000,horizontal,land_rig,synthetic_based,2025,132,21,OP050,BHA-09,5-string
W000040,horizontal_shale,Bakken,11595,horizontal,land_rig,water_based,2023,94,40,OP071,BHA-16,3-string
W000041,extended_reach,Eagle_Ford,11764,horizontal,land_rig,synthetic_based,2022,277,75,OP049,BHA-17,3-string
W000042,vertical_conventional,North_Sea,7466,vertical,land_rig,water_based,2024,226,53,OP029,BHA-08,5-string
W000043,horizontal_shale,Permian,11209,horizontal,semisub,water_based,2024,270,61,OP166,BHA-30,4-string
W000044,horizontal_shale,Brazil_PreSalt,11036,horizontal,land_rig,water_based,2023,284,71,OP055,BHA-07,3-string
W000045,underbalanced,Permian,7838,directional,land_rig,water_based,2022,243,53,OP189,BHA-03,3-string
W000046,salt_section,Brazil_PreSalt,11828,directional,semisub,cesium_formate,2024,43,38,OP004,BHA-28,4-string
W000047,horizontal_shale,Middle_East,10260,horizontal,land_rig,synthetic_based,2023,55,40,OP204,BHA-13,4-string
W000048,vertical_conventional,Marcellus_Utica,6399,vertical,land_rig,water_based,2023,283,38,OP084,BHA-32,5-string
W000049,horizontal_shale,Permian,10259,horizontal,land_rig,water_based,2025,166,76,OP060,BHA-24,3-string
W000050,horizontal_shale,Gulf_of_Mexico,10847,horizontal,land_rig,oil_based,2023,96,42,OP161,BHA-25,3-string
W000051,horizontal_shale,Gulf_of_Mexico,10261,horizontal,drillship,synthetic_based,2025,222,39,OP008,BHA-22,4-string
W000052,horizontal_shale,Brazil_PreSalt,11330,horizontal,land_rig,water_based,2025,264,17,OP243,BHA-38,3-string
W000053,deepwater_offshore,Middle_East,11671,directional,jackup,oil_based,2025,352,37,OP165,BHA-30,3-string
W000054,directional,Marcellus_Utica,10271,directional,platform_rig,water_based,2022,361,68,OP095,BHA-06,3-string
W000055,extended_reach,Gulf_of_Mexico,11681,horizontal,land_rig,synthetic_based,2024,112,70,OP146,BHA-21,3-string
W000056,horizontal_shale,Permian,11332,horizontal,land_rig,synthetic_based,2024,361,50,OP206,BHA-20,3-string
W000057,vertical_conventional,Bakken,11011,vertical,platform_rig,water_based,2025,304,64,OP056,BHA-38,3-string
W000058,horizontal_shale,Gulf_of_Mexico,11366,horizontal,semisub,water_based,2024,338,72,OP113,BHA-30,4-string
W000059,horizontal_shale,Other,11646,horizontal,drillship,water_based,2023,241,44,OP229,BHA-30,4-string
W000060,directional,Permian,7904,directional,land_rig,cesium_formate,2022,51,30,OP110,BHA-23,4-string
W000061,directional,Geothermal_Basins,7145,directional,platform_rig,synthetic_based,2024,23,40,OP077,BHA-05,5-string
W000062,multilateral,Permian,11637,horizontal,platform_rig,water_based,2023,188,36,OP133,BHA-10,3-string
W000063,horizontal_shale,Bakken,10414,horizontal,land_rig,synthetic_based,2023,261,73,OP065,BHA-08,5-string
W000064,horizontal_shale,Middle_East,11276,horizontal,land_rig,water_based,2025,247,45,OP034,BHA-10,3-string
W000065,horizontal_shale,Permian,11037,horizontal,coiled_tubing,water_based,2024,333,15,OP026,BHA-18,5-string
W000066,deepwater_offshore,Bakken,11565,directional,land_rig,synthetic_based,2022,329,24,OP142,BHA-10,3-string
W000067,horizontal_shale,Gulf_of_Mexico,10808,horizontal,coiled_tubing,water_based,2022,30,70,OP192,BHA-32,4-string
W000068,horizontal_shale,Gulf_of_Mexico,11236,horizontal,land_rig,oil_based,2024,11,48,OP155,BHA-07,3-string
W000069,salt_section,Permian,11933,directional,platform_rig,oil_based,2022,130,24,OP080,BHA-29,4-string
W000070,vertical_conventional,Other,10150,vertical,land_rig,oil_based,2025,82,17,OP063,BHA-13,5-string
W000071,directional,Bakken,10281,directional,land_rig,water_based,2023,10,59,OP218,BHA-34,3-string
W000072,directional,Marcellus_Utica,8500,directional,semisub,water_based,2022,110,17,OP085,BHA-15,4-string
W000073,underbalanced,Permian,6220,directional,jackup,oil_based,2023,76,34,OP109,BHA-17,5-string
W000074,deepwater_offshore,Gulf_of_Mexico,11521,directional,platform_rig,synthetic_based,2025,255,70,OP126,BHA-06,4-string
W000075,horizontal_shale,Permian,10448,horizontal,land_rig,water_based,2022,2,34,OP162,BHA-04,4-string
W000076,vertical_conventional,Canada_OilSands,6729,vertical,drillship,water_based,2022,141,50,OP078,BHA-27,5-string
W000077,deepwater_offshore,Permian,11945,directional,land_rig,oil_based,2022,329,30,OP129,BHA-09,4-string
W000078,geothermal,Marcellus_Utica,8918,vertical,land_rig,water_based,2024,134,63,OP199,BHA-24,4-string
W000079,managed_pressure,Marcellus_Utica,10782,directional,land_rig,water_based,2023,336,25,OP033,BHA-12,4-string
W000080,vertical_conventional,Eagle_Ford,9614,vertical,land_rig,synthetic_based,2024,105,46,OP162,BHA-18,4-string
W000081,managed_pressure,Permian,10493,directional,land_rig,water_based,2022,318,74,OP167,BHA-05,4-string
W000082,vertical_conventional,Gulf_of_Mexico,6225,vertical,semisub,oil_based,2025,74,25,OP052,BHA-06,3-string
W000083,geothermal,Permian,9288,vertical,land_rig,water_based,2023,60,15,OP090,BHA-03,5-string
W000084,directional,Middle_East,7498,directional,semisub,water_based,2023,108,78,OP243,BHA-12,4-string
W000085,vertical_conventional,Middle_East,9068,vertical,land_rig,water_based,2024,193,30,OP142,BHA-32,4-string
W000086,vertical_conventional,Middle_East,9908,vertical,semisub,water_based,2025,101,61,OP027,BHA-23,4-string
W000087,geothermal,North_Sea,6048,vertical,land_rig,water_based,2024,46,39,OP011,BHA-29,4-string
W000088,hpht,Eagle_Ford,11993,directional,land_rig,synthetic_based,2024,239,25,OP203,BHA-08,5-string
W000089,horizontal_shale,Marcellus_Utica,10905,horizontal,platform_rig,oil_based,2025,281,19,OP005,BHA-22,4-string
W000090,vertical_conventional,Canada_OilSands,9969,vertical,land_rig,water_based,2025,148,22,OP014,BHA-15,4-string
W000091,directional,Brazil_PreSalt,7425,directional,land_rig,water_based,2025,62,24,OP138,BHA-15,3-string
W000092,geothermal,Gulf_of_Mexico,10777,vertical,land_rig,water_based,2022,128,31,OP150,BHA-20,4-string
W000093,extended_reach,Eagle_Ford,11876,horizontal,platform_rig,oil_based,2023,340,46,OP224,BHA-34,3-string
W000094,horizontal_shale,Gulf_of_Mexico,10066,horizontal,land_rig,water_based,2022,87,64,OP212,BHA-17,4-string
W000095,deepwater_offshore,Canada_OilSands,11638,directional,semisub,cesium_formate,2023,361,25,OP009,BHA-24,4-string
W000096,horizontal_shale,Permian,11232,horizontal,land_rig,oil_based,2022,280,37,OP159,BHA-27,3-string
W000097,deepwater_offshore,Other,11924,directional,drillship,oil_based,2025,212,77,OP120,BHA-33,3-string
W000098,geothermal,Middle_East,11202,vertical,jackup,water_based,2024,215,78,OP100,BHA-23,5-string
W000099,directional,Middle_East,10005,directional,land_rig,water_based,2025,357,78,OP154,BHA-14,3-string