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Download Data (XLS File) |
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| Rocky Mountain (PADD 4) Refinery Stocks of Normal Butane (Thousand Barrels) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2010 | 211 | 176 | 233 | 256 | 233 | 238 | 189 | 253 | 213 | 167 | 171 | 168 |
| 2011 | 155 | 146 | 168 | 148 | 140 | 154 | 122 | 163 | 245 | 219 | 132 | 158 |
| 2012 | 117 | 137 | 111 | 92 | 154 | 169 | 159 | 224 | 194 | 224 | 235 | 247 |
| 2013 | 175 | 135 | 161 | 224 | 178 | 237 | 335 | 264 | 228 | 215 | 191 | 207 |
| 2014 | 150 | 195 | 197 | 194 | 146 | 119 | 162 | 143 | 159 | 232 | 199 | 207 |
| 2015 | 188 | 176 | 168 | 196 | 199 | 208 | 171 | 209 | 237 | 253 | 273 | 165 |
| 2016 | 193 | 186 | 213 | 168 | 117 | 160 | 156 | 176 | 192 | 199 | 247 | 208 |
| 2017 | 183 | 210 | 178 | 239 | 217 | 194 | 187 | 199 | 230 | 293 | 281 | 258 |
| 2018 | 241 | 240 | 228 | 226 | 257 | 259 | 228 | 251 | 244 | 356 | 261 | 224 |
| 2019 | 97 | 137 | 197 | 210 | 196 | 220 | 238 | 298 | 232 | 206 | 167 | 232 |
| 2020 | 257 | 193 | 199 | 215 | 297 | 267 | 263 | 346 | 351 | 373 | 317 | 185 |
| 2021 | 146 | 132 | 163 | 139 | 153 | 193 | 179 | 188 | 271 | 249 | 151 | 166 |
| 2022 | 130 | 156 | 205 | 140 | 199 | 179 | 195 | 238 | 197 | 282 | 194 | 210 |
| 2023 | 145 | 203 | 148 | 176 | 179 | 212 | 225 | 198 | 173 | 181 | 253 | 238 |
| 2024 | 148 | 186 | 136 | 183 | 154 | 184 | 197 | 242 | 193 | 180 | 168 | 179 |
| 2025 | 169 | 130 | 146 | 160 | 172 | 161 | 191 | 250 | 249 | 245 | 156 | 253 |
| 2026 | 190 | 200 | 163 | 211 | 194 | 175 | ||||||
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 8/31/2026 |
| Next Release Date: 9/30/2026 |