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|View History:  Monthly  Annual Download Data (XLS File)                              
|View History:  Monthly  Annual                                                        
|View History:  Monthly  Annual                                                        
|View History:                                                                         
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|U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation  (Number of Elements)
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|U.S. Offshore Crude Oil and Natural Gas Rotary Rigs in Operation  (Number of Elements)
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|Year                                                                                                                              | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec
|--------------------------------------------------------------------------------------------------------------------------------- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
|1973                                                                                                                              | 99  | 89  | 90  | 79  | 72  | 76  | 81  | 82  | 83  | 84  | 86  | 87 
|1974                                                                                                                              | 89  | 91  | 95  | 101 | 94  | 90  | 93  | 92  | 90  | 91  | 99  | 103
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|1975                                                                                                                              | 94  | 93  | 102 | 102 | 102 | 106 | 109 | 112 | 113 | 112 | 113 | 116
|1976                                                                                                                              | 123 | 126 | 132 | 124 | 121 | 120 | 132 | 128 | 126 | 128 | 137 | 145
|1977                                                                                                                              | 146 | 166 | 163 | 162 | 169 | 169 | 172 | 178 | 178 | 169 | 168 | 168
|1978                                                                                                                              | 172 | 181 | 180 | 182 | 183 | 184 | 185 | 198 | 194 | 190 | 187 | 188
|1979                                                                                                                              | 207 | 206 | 203 | 207 | 198 | 205 | 205 | 208 | 215 | 211 | 205 | 216
|                                                                                                                                 
|1980                                                                                                                              | 219 | 216 | 219 | 222 | 229 | 235 | 235 | 235 | 231 | 232 | 247 | 250
|1981                                                                                                                              | 245 | 234 | 252 | 256 | 249 | 246 | 262 | 264 | 266 | 264 | 270 | 283
|1982                                                                                                                              | 280 | 269 | 262 | 251 | 251 | 248 | 242 | 235 | 228 | 229 | 214 | 214
|1983                                                                                                                              | 218 | 216 | 210 | 213 | 209 | 202 | 178 | 181 | 175 | 177 | 159 | 210
|1984                                                                                                                              | 216 | 202 | 198 | 203 | 202 | 205 | 206 | 216 | 214 | 223 | 232 | 242
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|1985                                                                                                                              | 242 | 233 | 223 | 210 | 200 | 203 | 194 | 197 | 197 | 195 | 187 | 190
|1986                                                                                                                              | 175 | 164 | 132 | 112 | 94  | 73  | 65  | 65  | 74  | 80  | 79  | 89 
|1987                                                                                                                              | 88  | 75  | 76  | 73  | 76  | 85  | 97  | 109 | 114 | 116 | 118 | 128
|1988                                                                                                                              | 127 | 123 | 119 | 117 | 123 | 124 | 126 | 123 | 122 | 122 | 129 | 127
|1989                                                                                                                              | 110 | 95  | 93  | 92  | 92  | 103 | 114 | 114 | 107 | 106 | 119 | 117
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|1990                                                                                                                              | 113 | 105 | 108 | 111 | 120 | 113 | 108 | 108 | 107 | 99  | 106 | 101
|1991                                                                                                                              | 91  | 88  | 81  | 95  | 98  | 93  | 80  | 68  | 71  | 68  | 72  | 65 
|1992                                                                                                                              | 56  | 51  | 54  | 55  | 47  | 44  | 48  | 51  | 45  | 53  | 60  | 59 
|1993                                                                                                                              | 72  | 69  | 62  | 69  | 73  | 83  | 85  | 87  | 89  | 93  | 99  | 103
|1994                                                                                                                              | 99  | 95  | 99  | 106 | 104 | 113 | 107 | 95  | 97  | 99  | 106 | 107
|                                                                                                                                 
|1995                                                                                                                              | 106 | 100 | 90  | 91  | 100 | 96  | 104 | 103 | 103 | 105 | 104 | 109
|1996                                                                                                                              | 111 | 102 | 96  | 113 | 116 | 112 | 107 | 108 | 109 | 108 | 107 | 116
|1997                                                                                                                              | 110 | 107 | 127 | 126 | 120 | 121 | 125 | 125 | 128 | 121 | 126 | 129
|1998                                                                                                                              | 133 | 139 | 136 | 138 | 133 | 128 | 121 | 118 | 118 | 111 | 109 | 102
|1999                                                                                                                              | 104 | 101 | 106 | 99  | 102 | 100 | 99  | 106 | 109 | 111 | 119 | 122
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|2000                                                                                                                              | 125 | 122 | 124 | 125 | 139 | 139 | 158 | 159 | 146 | 147 | 151 | 147
|2001                                                                                                                              | 174 | 163 | 167 | 169 | 171 | 163 | 157 | 147 | 144 | 133 | 134 | 123
|2002                                                                                                                              | 126 | 123 | 114 | 105 | 105 | 110 | 111 | 111 | 114 | 111 | 109 | 114
|2003                                                                                                                              | 111 | 110 | 105 | 106 | 113 | 109 | 107 | 111 | 109 | 105 | 106 | 104
|2004                                                                                                                              | 100 | 99  | 94  | 93  | 96  | 96  | 97  | 95  | 92  | 95  | 102 | 106
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|2005                                                                                                                              | 102 | 106 | 97  | 93  | 91  | 96  | 101 | 102 | 91  | 87  | 84  | 77 
|2006                                                                                                                              | 77  | 79  | 88  | 95  | 100 | 95  | 94  | 99  | 93  | 90  | 87  | 84 
|2007                                                                                                                              | 84  | 85  | 81  | 75  | 77  | 79  | 79  | 73  | 65  | 49  | 61  | 62 
|2008                                                                                                                              | 60  | 56  | 60  | 64  | 68  | 67  | 67  | 67  | 72  | 73  | 63  | 66 
|2009                                                                                                                              | 66  | 57  | 46  | 48  | 54  | 47  | 38  | 31  | 33  | 33  | 36  | 37 
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|2010                                                                                                                              | 42  | 45  | 50  | 53  | 49  | 20  | 15  | 20  | 19  | 21  | 22  | 24 
|2011                                                                                                                              | 26  | 26  | 26  | 28  | 32  | 34  | 35  | 35  | 32  | 35  | 37  | 42 
|2012                                                                                                                              | 43  | 42  | 43  | 44  | 46  | 49  | 51  | 50  | 51  | 49  | 51  | 50 
|2013                                                                                                                              | 52  | 54  | 51  | 49  | 52  | 55  | 58  | 61  | 65  | 61  | 58  | 61 
|2014                                                                                                                              | 58  | 55  | 54  | 52  | 58  | 58  | 57  | 62  | 64  | 57  | 53  | 58 
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|2015                                                                                                                              | 53  | 52  | 43  | 33  | 32  | 28  | 31  | 34  | 32  | 33  | 31  | 24 
|2016                                                                                                                              | 28  | 26  | 27  | 26  | 24  | 21  | 20  | 17  | 18  | 23  | 22  | 23 
|2017                                                                                                                              | 24  | 20  | 19  | 20  | 22  | 22  | 22  | 17  | 18  | 21  | 20  | 19 
|2018                                                                                                                              | 18  | 17  | 13  | 16  | 20  | 19  | 18  | 19  | 20  | 21  | 22  | 24 
|2019                                                                                                                              | 21  | 20  | 22  | 22  | 21  | 24  | 25  | 26  | 26  | 23  | 22  | 23 
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|2020                                                                                                                              | 21  | 23  | 20  | 18  | 13  | 12  | 12  | 13  | 15  | 14  | 12  | 15 
|2021                                                                                                                              | 16  | 17  | 13  | 12  | 14  | 13  | 16  | 15  | 6   | 12  | 15  | 14 
|2022                                                                                                                              | 18  | 14  | 12  | 13  | 17  | 16  | 16  | 18  | 16  | 14  | 16  | 16 
|2023                                                                                                                              | 16  | 16  | 17  | 19  | 21  | 20  | 19  | 18  | 19  | 23  | 20  | 20 
|2024                                                                                                                              | 20  | 20  | 22  | 19  | 20  | 21  |     |     |     |     |     |    
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|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024