GALLEGOS CANYON UNIT #231
API 3004511631 · San Juan County, New Mexico · Aztec district · Indian lease
ActiveGasPlugged 9999-12-31
API
3004511631
Operator
SIMCOE LLC
Location (PLSS)
B-27-28N-12W
Spudded
1966-02-25
Measured depth
6,205 ft
True vertical depth
6,205 ft
Pools
[71599] BASIN DAKOTA (PRORATED GAS); [79680] KUTZ PICTURED CLIFFS, WEST (GAS)
Monthly production
403 months filed with the Oil Conservation Division, Dec 1992 to Jun 2026. Oil and water are barrels; gas is MCF — the three are never added.
Cumulative oil
10,677 bbl
Cumulative gas
1,485,321 MCF
Cumulative water
39,285 bbl
| Month | Oil (bbl) | Gas (MCF) | Water (bbl) | Days |
|---|---|---|---|---|
| Jun 2026 | — | 56 | — | 30 |
| May 2026 | — | 46 | — | 31 |
| Apr 2026 | — | 31 | — | 18 |
| Mar 2026 | — | 73 | — | 10 |
| Feb 2026 | — | 70 | — | 13 |
| Jan 2026 | — | 86 | — | 14 |
| Dec 2025 | — | 121 | — | 11 |
| Nov 2025 | — | 87 | — | 17 |
| Oct 2025 | — | 101 | — | 31 |
| Sep 2025 | — | 155 | — | 30 |
| Aug 2025 | — | 216 | — | 31 |
| Jul 2025 | — | 275 | — | 31 |
| Jun 2025 | — | 261 | — | 30 |
| May 2025 | — | 253 | — | 31 |
| Apr 2025 | — | 256 | — | 30 |
| Mar 2025 | — | 321 | — | 31 |
| Feb 2025 | — | 363 | — | 28 |
| Jan 2025 | — | 708 | 82 | 31 |
| Dec 2024 | — | 639 | 161 | 31 |
| Nov 2024 | — | 562 | 80 | 30 |
| Oct 2024 | — | 633 | 81 | 31 |
| Sep 2024 | — | 587 | — | 30 |
| Aug 2024 | — | 643 | 80 | 31 |
| Jul 2024 | — | 649 | 81 | 31 |
| Jun 2024 | — | 643 | 80 | 30 |
| May 2024 | — | 640 | — | 31 |
| Apr 2024 | — | 641 | 80 | 30 |
| Mar 2024 | — | 754 | 160 | 31 |
| Feb 2024 | — | 629 | 80 | 29 |
| Jan 2024 | — | 754 | 160 | 31 |
| Dec 2023 | — | 570 | 80 | 31 |
| Nov 2023 | — | 619 | 172 | 30 |
| Oct 2023 | — | 613 | 240 | 31 |
| Sep 2023 | — | 603 | — | 30 |
| Aug 2023 | — | 583 | 160 | 31 |
| Jul 2023 | — | 686 | 160 | 31 |
| Jun 2023 | — | 681 | 160 | 30 |
| May 2023 | — | 996 | 82 | 31 |
| Apr 2023 | — | 568 | 160 | 30 |
| Mar 2023 | — | 618 | 240 | 31 |
| Feb 2023 | — | 562 | 139 | 28 |
| Jan 2023 | — | 549 | 164 | 31 |
| Dec 2022 | — | 553 | 80 | 31 |
| Nov 2022 | — | 560 | 240 | 30 |
| Oct 2022 | — | 556 | 80 | 31 |
| Sep 2022 | — | 551 | 161 | 30 |
| Aug 2022 | — | 567 | 401 | 31 |
| Jul 2022 | — | 545 | 402 | 31 |
| Jun 2022 | — | 575 | 426 | 30 |
| May 2022 | — | 438 | 222 | 31 |
| Apr 2022 | — | 565 | 558 | 30 |
| Mar 2022 | — | 94 | — | 26 |
| Feb 2022 | — | 42 | — | 27 |
| Jan 2022 | — | 44 | 40 | 21 |
| Dec 2021 | — | 191 | 205 | 20 |
| Nov 2021 | — | 0 | — | 0 |
| Oct 2021 | — | 0 | — | 0 |
| Sep 2021 | — | 0 | — | 0 |
| Aug 2021 | — | 0 | — | 0 |
| Jul 2021 | — | 0 | — | 0 |
| Jun 2021 | — | 0 | — | 0 |
| May 2021 | — | 0 | — | 0 |
| Apr 2021 | — | 0 | — | 0 |
| Mar 2021 | — | 0 | — | 0 |
| Feb 2021 | — | 0 | — | 0 |
| Jan 2021 | — | 0 | — | 0 |
| Dec 2020 | — | 0 | — | 0 |
| Nov 2020 | — | 0 | — | 0 |
| Oct 2020 | — | 0 | — | 0 |
| Sep 2020 | — | 0 | — | 0 |
| Aug 2020 | — | 0 | — | 0 |
| Jul 2020 | — | 0 | — | 0 |
| Jun 2020 | — | 0 | — | 0 |
| May 2020 | — | 0 | — | 0 |
| Apr 2020 | — | 0 | — | 0 |
| Mar 2020 | — | 0 | — | 0 |
| Feb 2020 | — | 55 | — | 29 |
| Jan 2020 | — | 133 | — | 31 |
| Dec 2019 | — | 166 | — | 31 |
| Nov 2019 | — | 129 | — | 30 |
| Oct 2019 | — | 92 | — | 31 |
| Sep 2019 | — | 0 | — | 0 |
| Aug 2019 | — | 0 | — | 0 |
| Jul 2019 | — | 59 | — | 31 |
| Jun 2019 | — | 138 | — | 30 |
| May 2019 | — | 198 | — | 31 |
| Apr 2019 | — | 261 | — | 30 |
| Mar 2019 | — | 300 | 5 | 31 |
| Feb 2019 | — | 258 | 12 | 28 |
| Jan 2019 | — | 380 | — | 31 |
| Dec 2018 | — | 485 | 31 | 31 |
| Nov 2018 | — | 644 | 178 | 30 |
| Oct 2018 | — | 332 | — | 31 |
| Sep 2018 | — | 430 | 36 | 30 |
| Aug 2018 | — | 590 | 106 | 31 |
| Jul 2018 | — | 649 | 77 | 31 |
| Jun 2018 | — | 629 | 148 | 30 |
| May 2018 | — | 693 | 140 | 31 |
| Apr 2018 | — | 914 | 203 | 30 |
| Mar 2018 | — | 806 | — | 31 |
| Feb 2018 | — | 154 | 55 | 28 |
| Jan 2018 | — | 518 | 135 | 31 |
| Dec 2017 | — | 528 | 100 | 31 |
| Nov 2017 | — | 477 | 149 | 30 |
| Oct 2017 | — | 540 | 97 | 31 |
| Sep 2017 | — | 568 | 144 | 30 |
| Aug 2017 | — | 620 | 49 | 31 |
| Jul 2017 | — | 533 | 37 | 26 |
| Jun 2017 | — | 696 | 103 | 30 |
| May 2017 | — | 1,110 | 100 | 31 |
| Apr 2017 | — | 501 | 78 | 30 |
| Mar 2017 | — | 572 | 20 | 31 |
| Feb 2017 | — | 513 | 160 | 28 |
| Jan 2017 | — | 878 | 102 | 31 |
| Dec 2016 | — | 587 | 180 | 31 |
| Nov 2016 | — | 704 | 39 | 30 |
| Oct 2016 | — | 655 | 69 | 31 |
| Sep 2016 | — | 544 | 100 | 30 |
| Aug 2016 | — | 560 | 60 | 31 |
| Jul 2016 | — | 611 | 155 | 31 |
| Jun 2016 | — | 882 | 125 | 30 |
| May 2016 | — | 766 | 105 | 31 |
| Apr 2016 | — | 650 | 50 | 30 |
| Mar 2016 | — | 555 | 175 | 31 |
| Feb 2016 | — | 582 | 177 | 29 |
| Jan 2016 | — | 582 | 160 | 31 |
| Dec 2015 | — | 684 | 155 | 31 |
| Nov 2015 | — | 677 | 134 | 30 |
| Oct 2015 | — | 801 | 193 | 31 |
| Sep 2015 | — | 771 | 145 | 30 |
| Aug 2015 | — | 1,134 | 123 | 31 |
| Jul 2015 | — | 759 | 175 | 31 |
| Jun 2015 | — | 784 | 180 | 30 |
| May 2015 | — | 932 | 180 | 31 |
| Apr 2015 | — | 647 | 195 | 30 |
| Mar 2015 | — | 661 | 243 | 31 |
| Feb 2015 | — | 668 | 222 | 28 |
| Jan 2015 | — | 938 | 417 | 31 |
| Dec 2014 | — | 473 | 274 | 31 |
| Nov 2014 | — | 73 | 115 | 30 |
| Oct 2014 | — | 3 | — | 31 |
| Sep 2014 | — | 69 | 90 | 30 |
| Aug 2014 | — | 355 | 242 | 31 |
| Jul 2014 | — | 380 | 258 | 31 |
| Jun 2014 | — | 466 | 319 | 30 |
| May 2014 | — | 492 | 353 | 31 |
| Apr 2014 | — | 513 | 447 | 30 |
| Mar 2014 | — | 461 | 348 | 31 |
| Feb 2014 | — | 336 | 455 | 28 |
| Jan 2014 | — | 249 | 292 | 31 |
| Dec 2013 | — | 380 | 345 | 31 |
| Nov 2013 | — | 111 | 305 | 30 |
| Oct 2013 | — | 2 | — | 8 |
| Sep 2013 | — | 0 | — | 0 |
| Aug 2013 | — | — | 45 | 0 |
| Jul 2013 | — | 21 | 225 | 31 |
| Jun 2013 | — | 615 | 323 | 30 |
| May 2013 | — | 1,007 | 115 | 31 |
| Apr 2013 | — | 1,168 | 75 | 30 |
| Mar 2013 | — | 1,220 | 150 | 31 |
| Feb 2013 | — | 1,173 | 150 | 28 |
| Jan 2013 | — | 1,217 | 125 | 31 |
| Dec 2012 | — | 1,126 | 70 | 31 |
| Nov 2012 | — | 1,379 | 150 | 30 |
| Oct 2012 | — | 1,449 | 130 | 31 |
| Sep 2012 | — | 1,163 | 100 | 30 |
| Aug 2012 | — | 1,477 | 310 | 31 |
| Jul 2012 | — | 863 | 200 | 29 |
| Jun 2012 | — | 145 | — | 27 |
| May 2012 | — | 5 | — | 1 |
| Apr 2012 | — | 0 | — | 0 |
| Mar 2012 | — | 201 | — | 19 |
| Feb 2012 | — | 384 | — | 29 |
| Jan 2012 | — | 524 | — | 31 |
| Dec 2011 | — | 686 | — | 31 |
| Nov 2011 | — | 799 | 26 | 30 |
| Oct 2011 | — | 1,099 | 92 | 31 |
| Sep 2011 | — | 1,256 | 75 | 30 |
| Aug 2011 | — | 1,288 | 80 | 31 |
| Jul 2011 | — | 1,448 | 62 | 31 |
| Jun 2011 | — | 1,395 | 117 | 30 |
| May 2011 | — | 1,419 | 133 | 31 |
| Apr 2011 | — | 1,449 | 96 | 30 |
| Mar 2011 | — | 1,561 | 168 | 31 |
| Feb 2011 | — | 678 | 81 | 28 |
| Jan 2011 | — | 563 | 53 | 31 |
| Dec 2010 | — | 1,613 | 183 | 31 |
| Nov 2010 | — | 1,643 | 246 | 30 |
| Oct 2010 | — | 565 | 151 | 12 |
| Sep 2010 | — | 7 | 37 | 28 |
| Aug 2010 | — | 149 | — | 31 |
| Jul 2010 | — | 372 | — | 31 |
| Jun 2010 | — | 460 | — | 29 |
| May 2010 | — | 677 | — | 31 |
| Apr 2010 | — | 895 | 20 | 30 |
| Mar 2010 | — | 1,169 | 61 | 29 |
| Feb 2010 | — | 1,090 | 84 | 28 |
| Jan 2010 | — | 470 | 26 | 31 |
| Dec 2009 | — | 1,028 | 36 | 31 |
| Nov 2009 | — | 1,439 | 94 | 30 |
| Oct 2009 | — | 1,342 | 77 | 31 |
| Sep 2009 | — | 597 | 36 | 26 |
| Aug 2009 | — | 1,579 | 171 | 31 |
| Jul 2009 | — | 1,559 | 115 | 31 |
| Jun 2009 | — | 1,563 | 150 | 30 |
| May 2009 | — | 1,739 | 130 | 31 |
| Apr 2009 | — | 1,544 | 141 | 30 |
| Mar 2009 | — | 1,540 | 188 | 31 |
| Feb 2009 | — | 1,251 | 113 | 28 |
| Jan 2009 | — | 1,510 | 209 | 31 |
| Dec 2008 | — | 1,489 | 90 | 31 |
| Nov 2008 | — | 1,771 | 315 | 30 |
| Oct 2008 | — | 970 | 210 | 31 |
| Sep 2008 | — | 243 | — | 30 |
| Aug 2008 | — | 283 | — | 28 |
| Jul 2008 | — | 404 | — | 31 |
| Jun 2008 | — | 567 | — | 30 |
| May 2008 | — | 718 | — | 31 |
| Apr 2008 | — | 885 | — | 30 |
| Mar 2008 | — | 1,143 | 40 | 31 |
| Feb 2008 | — | 1,427 | 75 | 29 |
| Jan 2008 | — | 963 | 130 | 17 |
| Dec 2007 | — | 1,549 | 150 | 25 |
| Nov 2007 | — | 1,707 | 135 | 30 |
| Oct 2007 | — | 2,234 | 230 | 31 |
| Sep 2007 | — | 1,333 | 30 | 27 |
| Aug 2007 | — | 1,733 | 250 | 26 |
| Jul 2007 | — | 1,449 | — | 31 |
| Jun 2007 | — | 942 | 80 | 22 |
| May 2007 | — | 2,145 | 100 | 31 |
| Apr 2007 | — | 2,102 | 120 | 30 |
| Mar 2007 | — | 2,180 | 195 | 31 |
| Feb 2007 | — | 1,165 | 140 | 28 |
| Jan 2007 | — | 1,417 | 200 | 31 |
| Dec 2006 | — | 1,825 | 189 | 31 |
| Nov 2006 | — | 1,699 | 348 | 30 |
| Oct 2006 | — | 2,090 | 323 | 31 |
| Sep 2006 | — | 1,966 | 226 | 30 |
| Aug 2006 | — | 1,857 | 341 | 30 |
| Jul 2006 | — | 1,889 | 185 | 31 |
| Jun 2006 | — | 1,955 | 230 | 30 |
| May 2006 | — | 1,494 | 275 | 31 |
| Apr 2006 | — | 1,944 | 405 | 30 |
| Mar 2006 | — | 1,525 | 550 | 25 |
| Feb 2006 | — | 0 | — | 0 |
| Jan 2006 | — | 0 | — | 0 |
| Dec 2005 | — | — | 51 | 31 |
| Nov 2005 | — | — | 51 | 25 |
| Oct 2005 | — | 0 | — | 0 |
| Sep 2005 | — | 0 | — | 0 |
| Aug 2005 | — | 0 | — | 0 |
| Jul 2005 | — | 547 | — | 31 |
| Jun 2005 | — | 1,142 | 111 | 30 |
| May 2005 | — | 1,339 | 343 | 31 |
| Apr 2005 | — | 659 | 191 | 24 |
| Mar 2005 | — | 493 | 68 | 31 |
| Feb 2005 | — | 673 | 86 | 28 |
| Jan 2005 | — | 1,412 | 130 | 31 |
| Dec 2004 | — | 1,668 | 150 | 31 |
| Nov 2004 | — | 1,641 | 175 | 30 |
| Oct 2004 | — | 907 | 80 | 19 |
| Sep 2004 | — | 1,462 | 140 | 30 |
| Aug 2004 | — | 892 | 65 | 28 |
| Jul 2004 | — | 720 | 90 | 31 |
| Jun 2004 | — | 929 | 40 | 30 |
| May 2004 | — | 1,371 | 65 | 31 |
| Apr 2004 | — | 1,557 | 90 | 30 |
| Mar 2004 | — | 1,754 | 120 | 31 |
| Feb 2004 | — | 1,898 | 155 | 29 |
| Jan 2004 | — | 2,026 | 180 | 31 |
| Dec 2003 | — | 1,375 | 70 | 31 |
| Nov 2003 | — | 1,523 | 27 | 30 |
| Oct 2003 | — | 3,157 | 130 | 31 |
| Sep 2003 | — | 1,962 | 125 | 30 |
| Aug 2003 | — | 2,005 | 140 | 31 |
| Jul 2003 | — | 1,943 | 142 | 31 |
| Jun 2003 | — | 1,839 | 62 | 30 |
| May 2003 | — | 2,087 | 130 | 31 |
| Apr 2003 | — | 4,111 | 140 | 30 |
| Mar 2003 | — | 2,174 | 146 | 31 |
| Feb 2003 | — | 2,121 | 170 | 28 |
| Jan 2003 | — | 1,985 | 110 | 31 |
| Dec 2002 | 0 | 2,021 | 140 | 31 |
| Nov 2002 | 0 | 2,136 | 115 | 30 |
| Oct 2002 | 0 | 2,367 | 210 | 31 |
| Sep 2002 | 0 | 2,281 | 150 | 30 |
| Aug 2002 | 0 | 2,667 | 170 | 29 |
| Jul 2002 | 0 | 2,139 | 186 | 30 |
| Jun 2002 | 0 | 1,329 | 0 | 30 |
| May 2002 | 0 | 2,175 | 60 | 31 |
| Apr 2002 | 0 | 2,288 | 90 | 30 |
| Mar 2002 | 0 | 1,940 | 115 | 31 |
| Feb 2002 | 0 | 1,881 | 120 | 28 |
| Jan 2002 | 0 | 2,114 | 180 | 31 |
| Dec 2001 | 0 | 2,357 | 120 | 31 |
| Nov 2001 | 0 | 1,951 | 130 | 30 |
| Oct 2001 | 0 | 2,343 | 65 | 31 |
| Sep 2001 | 0 | 2,274 | 115 | 30 |
| Aug 2001 | 0 | 2,281 | 160 | 31 |
| Jul 2001 | 0 | 2,011 | 160 | 28 |
| Jun 2001 | 0 | 1,888 | 135 | 30 |
| May 2001 | 0 | 2,229 | 145 | 31 |
| Apr 2001 | 0 | 2,191 | 120 | 30 |
| Mar 2001 | 0 | 2,520 | 165 | 31 |
| Feb 2001 | 0 | 3,326 | 170 | 28 |
| Jan 2001 | 0 | 3,255 | 105 | 31 |
| Dec 2000 | 0 | 3,405 | 155 | 31 |
| Nov 2000 | 0 | 3,740 | 170 | 30 |
| Oct 2000 | 0 | 3,615 | 140 | 31 |
| Sep 2000 | 0 | 3,750 | 125 | 30 |
| Aug 2000 | 0 | 3,816 | 160 | 31 |
| Jul 2000 | 0 | 3,646 | 180 | 31 |
| Jun 2000 | 0 | 3,232 | 130 | 30 |
| May 2000 | 0 | 4,066 | 185 | 31 |
| Apr 2000 | 0 | 4,003 | 195 | 30 |
| Mar 2000 | 0 | 4,137 | 160 | 31 |
| Feb 2000 | 0 | 3,987 | 200 | 29 |
| Jan 2000 | 0 | 4,274 | 220 | 31 |
| Dec 1999 | 0 | 4,467 | 245 | 31 |
| Nov 1999 | 0 | 4,223 | 250 | 30 |
| Oct 1999 | 0 | 4,253 | 140 | 31 |
| Sep 1999 | 0 | 4,323 | 225 | 30 |
| Aug 1999 | 0 | 4,255 | 280 | 31 |
| Jul 1999 | 0 | 3,735 | 230 | 19 |
| Jun 1999 | 0 | 4,195 | 305 | 30 |
| May 1999 | 0 | 4,242 | 320 | 31 |
| Apr 1999 | 0 | 3,759 | 350 | 30 |
| Mar 1999 | 0 | 4,465 | 525 | 31 |
| Feb 1999 | 0 | 3,021 | 510 | 28 |
| Jan 1999 | 0 | 0 | 60 | 3 |
| Dec 1998 | 0 | 0 | — | 0 |
| Nov 1998 | 0 | 0 | — | 0 |
| Oct 1998 | 0 | 0 | — | 0 |
| Sep 1998 | 0 | 0 | — | 0 |
| Aug 1998 | 0 | 0 | — | 0 |
| Jul 1998 | 0 | 0 | — | 0 |
| Jun 1998 | 0 | 0 | — | 0 |
| May 1998 | 0 | 0 | — | 0 |
| Apr 1998 | 0 | 0 | — | 0 |
| Mar 1998 | 0 | 0 | — | 0 |
| Feb 1998 | 0 | 0 | — | 0 |
| Jan 1998 | 0 | 0 | — | 0 |
| Dec 1997 | 0 | 0 | — | 0 |
| Nov 1997 | 0 | 0 | — | 0 |
| Oct 1997 | 0 | 0 | — | 0 |
| Sep 1997 | 0 | 0 | — | 0 |
| Aug 1997 | 0 | 0 | — | 0 |
| Jul 1997 | 0 | 0 | — | 0 |
| Jun 1997 | 0 | 0 | — | 0 |
| May 1997 | 0 | 0 | — | 31 |
| Apr 1997 | 0 | 0 | — | 30 |
| Mar 1997 | 0 | 0 | — | 31 |
| Feb 1997 | 0 | 0 | — | 28 |
| Jan 1997 | 0 | 0 | — | 31 |
| Dec 1996 | 0 | 0 | — | 31 |
| Nov 1996 | 0 | 0 | — | 30 |
| Oct 1996 | 0 | 0 | — | 0 |
| Sep 1996 | 0 | 0 | — | 0 |
| Aug 1996 | 0 | 0 | — | 0 |
| Jul 1996 | 0 | 0 | — | 0 |
| Jun 1996 | 0 | 0 | — | 0 |
| May 1996 | 0 | 0 | — | 0 |
| Apr 1996 | 0 | 0 | — | 0 |
| Mar 1996 | 0 | 0 | — | 0 |
| Feb 1996 | 0 | 0 | — | 0 |
| Jan 1996 | 0 | 0 | — | 0 |
| Dec 1995 | 0 | 0 | — | 0 |
| Nov 1995 | 0 | 0 | — | 0 |
| Oct 1995 | 0 | 0 | — | 0 |
| Sep 1995 | 0 | 0 | — | 0 |
| Aug 1995 | 0 | 0 | — | 0 |
| Jul 1995 | 0 | 0 | — | 0 |
| Jun 1995 | 0 | 0 | — | 0 |
| May 1995 | 0 | 0 | — | 0 |
| Apr 1995 | 0 | 0 | — | 0 |
| Mar 1995 | 0 | 0 | — | 0 |
| Feb 1995 | 0 | 0 | — | 0 |
| Jan 1995 | 0 | 0 | — | 0 |
| Dec 1994 | 0 | 0 | — | 0 |
| Nov 1994 | 0 | 0 | — | 0 |
| Oct 1994 | 0 | 0 | — | 0 |
| Sep 1994 | 0 | 16 | — | 8 |
| Aug 1994 | 0 | 118 | — | 31 |
| Jul 1994 | 0 | 121 | — | 31 |
| Jun 1994 | 0 | 115 | — | 29 |
| May 1994 | 35 | 516 | — | 31 |
| Apr 1994 | 17 | 351 | — | 30 |
| Mar 1994 | 0 | 610 | — | 31 |
| Feb 1994 | 0 | 112 | — | 28 |
| Jan 1994 | 1 | 589 | — | 31 |
| Dec 1993 | — | 319 | — | 31 |
| Nov 1993 | — | 237 | — | 30 |
| Oct 1993 | — | 591 | — | 31 |
| Sep 1993 | — | 615 | — | 30 |
| Aug 1993 | — | 233 | — | 31 |
| Jul 1993 | — | 258 | — | 31 |
| Jun 1993 | — | 253 | — | 30 |
| May 1993 | — | 199 | — | 24 |
| Apr 1993 | — | 116 | — | 30 |
| Mar 1993 | — | 210 | — | 28 |
| Feb 1993 | — | 513 | — | 28 |
| Jan 1993 | — | 116 | — | 31 |
| Dec 1992 | 10,624 | 1,119,298 | 383 | 99 |
A month with no figure filed no volume for that product. Statewide, 535 well-months carry two filings that disagree on the volume with nothing in the record to choose between them; those are excluded rather than guessed.
Location
36.638287, -108.094971 · B-27-28N-12W
New Mexico OCD data, corpus built 2026-08-18. API 04511631.