| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/02/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.5421 | $2.1683 | $2.5385 | $2.1644 | $1.9931 | $2.3493 | $1.7938 | NA | |
| Mitchell | MI | $2.5026 | $2.1418 | $2.4990 | $2.1379 | $1.9757 | $2.3074 | $1.7781 | $1.9000 | |
| Rapid City | RC | NA | $2.3156 | NA | $2.3117 | $2.1168 | $2.3515 | $0.8341 | $1.9051 | NA |
| Sioux Falls | SF | $2.4368 | $2.0972 | $2.4290 | $2.0926 | $1.9465 | $2.2709 | $1.7519 | $1.8515 | |
| Watertown | WA | $2.4102 | $2.1232 | $2.4096 | $2.1207 | $1.9786 | NA | $1.7807 | $1.8868 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8467 | NA | NA |
| Yankton | YK | $2.4901 | $2.1359 | $2.4864 | $2.1320 | $1.9607 | $2.3107 | $0.8215 | $1.7646 | $1.8625 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/03/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.5635 | $2.1815 | $2.5599 | $2.1777 | $2.0142 | $2.3670 | $1.8128 | NA | |
| Mitchell | MI | $2.5248 | $2.1568 | $2.5213 | $2.1529 | $1.9989 | $2.3240 | $1.7990 | $1.8900 | |
| Rapid City | RC | NA | $2.3332 | NA | $2.3293 | $2.1651 | $2.3757 | $0.8374 | $1.9486 | NA |
| Sioux Falls | SF | $2.4637 | $2.1186 | $2.4557 | $2.1140 | $1.9684 | $2.2955 | $1.7716 | $1.8491 | |
| Watertown | WA | $2.4386 | $2.1493 | $2.4371 | $2.1463 | $2.0026 | NA | $1.8023 | $1.8876 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8500 | NA | NA |
| Yankton | YK | $2.5179 | $2.1495 | $2.5142 | $2.1456 | $1.9840 | $2.3214 | $0.8248 | $1.7856 | $1.8525 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/04/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.6143 | $2.2269 | $2.6107 | $2.2230 | $2.0312 | $2.3769 | $1.8281 | NA | |
| Mitchell | MI | $2.5815 | $2.2027 | $2.5779 | $2.1988 | $2.0187 | $2.3404 | $1.8168 | $1.8700 | |
| Rapid City | RC | NA | $2.3751 | NA | $2.3712 | $2.1747 | $2.3947 | $0.8374 | $1.9572 | NA |
| Sioux Falls | SF | $2.5025 | $2.1657 | $2.4955 | $2.1611 | $1.9882 | $2.3127 | $1.7894 | $1.8322 | |
| Watertown | WA | $2.4864 | $2.1964 | $2.4843 | $2.1928 | $2.0172 | NA | $1.8155 | $1.8624 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8500 | NA | NA |
| Yankton | YK | $2.5780 | $2.1933 | $2.5743 | $2.1894 | $2.0008 | $2.3327 | $0.8248 | $1.8007 | $1.8325 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/05/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.5815 | $2.1970 | $2.5779 | $2.1932 | $1.9866 | $2.3248 | $1.7879 | NA | |
| Mitchell | MI | $2.5428 | $2.1725 | $2.5393 | $2.1686 | $1.9722 | $2.2887 | $1.7750 | $1.8500 | |
| Rapid City | RC | NA | $2.3538 | NA | $2.3499 | $2.1311 | $2.3553 | $0.8283 | $1.9180 | NA |
| Sioux Falls | SF | $2.4792 | $2.1367 | $2.4716 | $2.1324 | $1.9442 | $2.2622 | $1.7498 | $1.8117 | |
| Watertown | WA | $2.4534 | $2.1622 | $2.4517 | $2.1592 | $1.9695 | NA | $1.7726 | $1.8468 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8409 | NA | NA |
| Yankton | YK | $2.5487 | $2.1624 | $2.5450 | $2.1585 | $1.9559 | $2.2944 | $0.8157 | $1.7603 | $1.8125 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/06/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.6009 | $2.2176 | $2.5974 | $2.2137 | $2.0071 | $2.3491 | $1.8064 | NA | |
| Mitchell | MI | $2.5616 | $2.1953 | $2.5580 | $2.1914 | $1.9900 | $2.3155 | $1.7910 | $1.8300 | |
| Rapid City | RC | NA | $2.3743 | NA | $2.3704 | $2.1600 | $2.3776 | $0.8341 | $1.9440 | NA |
| Sioux Falls | SF | $2.5019 | $2.1577 | $2.4941 | $2.1528 | $1.9633 | $2.2800 | $1.7670 | $1.7910 | |
| Watertown | WA | $2.4701 | $2.1837 | $2.4687 | $2.1804 | $1.9909 | NA | $1.7918 | $1.8358 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8467 | NA | NA |
| Yankton | YK | $2.5564 | $2.1834 | $2.5528 | $2.1795 | $1.9759 | $2.3058 | $0.8215 | $1.7783 | $1.8025 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/09/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.6315 | $2.2509 | $2.6279 | $2.2470 | $2.0150 | $2.3636 | $1.8135 | NA | |
| Mitchell | MI | $2.5903 | $2.2317 | $2.5868 | $2.2278 | $1.9952 | $2.3318 | $1.7957 | $1.8400 | |
| Rapid City | RC | NA | $2.4066 | NA | $2.4027 | $2.1656 | $2.3867 | $0.8487 | $1.9490 | NA |
| Sioux Falls | SF | $2.5303 | $2.1941 | $2.5235 | $2.1894 | $1.9675 | $2.2940 | $1.7708 | $1.7922 | |
| Watertown | WA | $2.5081 | $2.2130 | $2.5060 | $2.2102 | $2.0017 | NA | $1.8015 | $1.8402 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8613 | NA | NA |
| Yankton | YK | $2.5942 | $2.2163 | $2.5906 | $2.2124 | $1.9845 | $2.3337 | $0.8361 | $1.7861 | $1.8075 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/10/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.6473 | $2.2661 | $2.6437 | $2.2623 | $2.0079 | $2.3650 | $1.8071 | NA | |
| Mitchell | MI | $2.6057 | $2.2469 | $2.6022 | $2.2430 | $1.9865 | $2.3344 | $1.7879 | $1.8100 | |
| Rapid City | RC | NA | $2.4230 | NA | $2.4191 | $2.1680 | $2.3814 | $0.8499 | $1.9512 | NA |
| Sioux Falls | SF | $2.5496 | $2.2117 | $2.5428 | $2.2076 | $1.9558 | $2.2932 | $1.7602 | $1.7783 | |
| Watertown | WA | $2.5219 | $2.2297 | $2.5202 | $2.2269 | $1.9994 | NA | $1.7995 | $1.8294 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8625 | NA | NA |
| Yankton | YK | $2.6023 | $2.2305 | $2.5987 | $2.2266 | $1.9789 | $2.3261 | $0.8373 | $1.7810 | $1.7925 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/11/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.6469 | $2.2624 | $2.6433 | $2.2586 | $1.9920 | $2.3533 | $1.7928 | NA | |
| Mitchell | MI | $2.6086 | $2.2430 | $2.6051 | $2.2391 | $1.9672 | $2.3251 | $1.7705 | $1.8200 | |
| Rapid City | RC | NA | $2.4258 | NA | $2.4219 | $2.1511 | $2.3667 | $0.8516 | $1.9360 | NA |
| Sioux Falls | SF | $2.5464 | $2.2082 | $2.5382 | $2.2027 | $1.9399 | $2.2791 | $1.7459 | $1.7833 | |
| Watertown | WA | $2.5165 | $2.2263 | $2.5154 | $2.2239 | $1.9844 | NA | $1.7860 | $1.8324 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8642 | NA | NA |
| Yankton | YK | $2.6290 | $2.2280 | $2.6253 | $2.2241 | $1.9628 | $2.3209 | $0.8390 | $1.7665 | $1.8025 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/12/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.6940 | $2.3250 | $2.6904 | $2.3211 | $2.0607 | $2.4324 | $1.8546 | NA | |
| Mitchell | MI | $2.6582 | $2.3044 | $2.6547 | $2.3006 | $2.0320 | $2.3988 | $1.8288 | $1.8000 | |
| Rapid City | RC | NA | $2.5355 | NA | $2.5316 | $2.2378 | $2.4448 | $0.8599 | $2.0140 | NA |
| Sioux Falls | SF | $2.5946 | $2.2677 | $2.5886 | $2.2629 | $2.0086 | $2.3533 | $1.8077 | $1.7739 | |
| Watertown | WA | $2.5759 | $2.2861 | $2.5738 | $2.2825 | $2.0481 | NA | $1.8433 | $1.8196 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8725 | NA | NA |
| Yankton | YK | $2.6592 | $2.2895 | $2.6555 | $2.2856 | $2.0289 | $2.3901 | $0.8473 | $1.8260 | $1.7925 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/13/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.7111 | $2.3354 | $2.7075 | $2.3315 | $2.0494 | $2.4214 | $1.8445 | NA | |
| Mitchell | MI | $2.6733 | $2.3104 | $2.6697 | $2.3065 | $2.0330 | $2.3912 | $1.8297 | $1.8100 | |
| Rapid City | RC | NA | $2.4804 | NA | $2.4765 | $2.2139 | $2.4206 | $0.8670 | $1.9925 | NA |
| Sioux Falls | SF | $2.5953 | $2.2672 | $2.5893 | $2.2618 | $1.9994 | $2.3352 | $1.7995 | $1.7760 | |
| Watertown | WA | $2.5662 | $2.2739 | $2.5655 | $2.2721 | $2.0222 | NA | $1.8200 | $1.8222 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8796 | NA | NA |
| Yankton | YK | $2.6629 | $2.2969 | $2.6593 | $2.2930 | $2.0189 | $2.3625 | $0.8544 | $1.8170 | $1.7975 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/16/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.8393 | $2.4827 | $2.8357 | $2.4788 | $2.1166 | $2.5018 | $1.9049 | NA | |
| Mitchell | MI | $2.8004 | $2.4591 | $2.7968 | $2.4552 | $2.0985 | $2.4707 | $1.8887 | $1.8300 | |
| Rapid City | RC | NA | $2.6376 | NA | $2.6337 | $2.2936 | $2.4965 | $0.9099 | $2.0642 | NA |
| Sioux Falls | SF | $2.7612 | $2.4282 | $2.7526 | $2.4217 | $2.0795 | $2.4226 | $1.8716 | $1.8019 | |
| Watertown | WA | $2.7284 | $2.4474 | $2.7239 | $2.4401 | $2.1181 | NA | $1.9063 | $1.8312 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.9225 | NA | NA |
| Yankton | YK | $2.8437 | $2.4439 | $2.8401 | $2.4400 | $2.0854 | $2.4626 | $0.8973 | $1.8769 | $1.8075 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/17/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.8682 | $2.5164 | $2.8647 | $2.5125 | $2.0962 | $2.4949 | $1.8866 | NA | |
| Mitchell | MI | $2.8250 | $2.4949 | $2.8214 | $2.4910 | $2.0767 | $2.4600 | $1.8690 | $1.8100 | |
| Rapid City | RC | NA | $2.6619 | NA | $2.6580 | $2.3080 | $2.5013 | $0.8966 | $2.0772 | NA |
| Sioux Falls | SF | $2.7868 | $2.4615 | $2.7802 | $2.4562 | $2.0566 | $2.4138 | $1.8509 | $1.7970 | |
| Watertown | WA | $2.7615 | $2.4745 | $2.7593 | $2.4705 | $2.0916 | NA | $1.8824 | $1.8186 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.9092 | NA | NA |
| Yankton | YK | $2.8569 | $2.4795 | $2.8532 | $2.4756 | $2.0636 | $2.4500 | $0.8840 | $1.8572 | $1.7975 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/18/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.9656 | $2.6195 | $2.9620 | $2.6156 | $2.1343 | $2.5384 | $1.9209 | NA | |
| Mitchell | MI | $2.9241 | $2.5966 | $2.9205 | $2.5927 | $2.1154 | $2.5088 | $1.9039 | $1.8200 | |
| Rapid City | RC | NA | $2.7672 | NA | $2.7633 | $2.3560 | $2.5516 | $0.9104 | $2.1204 | NA |
| Sioux Falls | SF | $2.8893 | $2.5646 | $2.8834 | $2.5605 | $2.0936 | $2.4631 | $1.8842 | $1.7970 | |
| Watertown | WA | $2.8695 | $2.5822 | $2.8695 | $2.5803 | $2.1289 | NA | $1.9160 | $1.8266 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.9230 | NA | NA |
| Yankton | YK | $2.9179 | $2.5831 | $2.9143 | $2.5792 | $2.1018 | $2.4921 | $0.8977 | $1.8916 | $1.7925 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/20/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $3.0655 | $2.7454 | $3.0620 | $2.7415 | $2.1786 | $2.5983 | $1.9607 | NA | |
| Mitchell | MI | $3.0286 | $2.7225 | $3.0250 | $2.7186 | $2.1596 | $2.5675 | $1.9436 | $1.8100 | |
| Rapid City | RC | NA | $2.8933 | NA | $2.8895 | $2.4186 | $2.5936 | $0.9137 | $2.1767 | NA |
| Sioux Falls | SF | $3.0238 | $2.6898 | $3.0191 | $2.6860 | $2.1335 | $2.5128 | $1.9202 | $1.7845 | |
| Watertown | WA | $3.0059 | $2.7111 | $3.0016 | $2.7061 | $2.1698 | NA | $1.9528 | $1.8201 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.9263 | NA | NA |
| Yankton | YK | $3.0261 | $2.7037 | $3.0224 | $2.6998 | $2.1436 | $2.5551 | $0.9011 | $1.9292 | $1.7875 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/23/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $3.0255 | $2.6750 | $3.0220 | $2.6711 | $2.1859 | $2.5964 | $1.9673 | NA | |
| Mitchell | MI | $2.9900 | $2.6513 | $2.9865 | $2.6474 | $2.1709 | $2.5754 | $1.9538 | $1.8000 | |
| Rapid City | RC | NA | $2.8683 | NA | $2.8645 | $2.4361 | $2.6073 | $0.9054 | $2.1925 | NA |
| Sioux Falls | SF | $2.9526 | $2.6203 | $2.9443 | $2.6134 | $2.1441 | $2.5211 | $1.9297 | $1.7534 | |
| Watertown | WA | $2.9402 | $2.6484 | $2.9353 | $2.6424 | $2.1743 | NA | $1.9569 | $1.8168 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.9180 | NA | NA |
| Yankton | YK | $2.9717 | $2.6445 | $2.9680 | $2.6406 | $2.1554 | $2.5534 | $0.8927 | $1.9399 | $1.7825 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/24/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.8351 | $2.5009 | $2.8315 | $2.4971 | $2.0835 | $2.4815 | $1.8752 | NA | |
| Mitchell | MI | $2.7964 | $2.4811 | $2.7929 | $2.4772 | $2.0697 | $2.4493 | $1.8627 | $1.7800 | |
| Rapid City | RC | NA | $2.6761 | NA | $2.6723 | $2.2977 | $2.4801 | $0.9149 | $2.0679 | NA |
| Sioux Falls | SF | $2.7545 | $2.4399 | $2.7481 | $2.4362 | $2.0401 | $2.4030 | $1.8361 | $1.7459 | |
| Watertown | WA | $2.7259 | $2.4514 | $2.7259 | $2.4478 | $2.0677 | NA | $1.8609 | $1.8072 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.9275 | NA | NA |
| Yankton | YK | $2.7899 | $2.4649 | $2.7862 | $2.4610 | $2.0546 | $2.4346 | $0.9023 | $1.8491 | $1.7725 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/25/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.7422 | $2.4052 | $2.7387 | $2.4013 | $1.9626 | $2.3536 | $1.7663 | NA | |
| Mitchell | MI | $2.7108 | $2.3830 | $2.7073 | $2.3791 | $1.9473 | $2.3246 | $1.7526 | $1.7800 | |
| Rapid City | RC | NA | $2.5807 | NA | $2.5769 | $2.1953 | $2.3633 | $0.8662 | $1.9758 | NA |
| Sioux Falls | SF | $2.6508 | $2.3431 | $2.6530 | $2.3433 | $1.9263 | $2.2865 | $1.7337 | $1.7371 | |
| Watertown | WA | $2.6452 | $2.3629 | $2.6568 | $2.3719 | $1.9671 | NA | $1.7704 | $1.7976 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8788 | NA | NA |
| Yankton | YK | $2.6936 | $2.3711 | $2.6899 | $2.3672 | $1.9337 | $2.3128 | $0.8536 | $1.7403 | $1.7550 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/26/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.7437 | $2.4048 | $2.7401 | $2.4009 | $1.9540 | $2.3404 | $1.7586 | NA | |
| Mitchell | MI | $2.7103 | $2.3853 | $2.7067 | $2.3814 | $1.9411 | $2.3131 | $1.7470 | $1.7900 | |
| Rapid City | RC | NA | $2.5700 | NA | $2.5662 | $2.1611 | $2.3405 | $0.8558 | $1.9450 | NA |
| Sioux Falls | SF | $2.6626 | $2.3429 | $2.6627 | $2.3379 | $1.9123 | $2.2761 | $1.7211 | $1.7249 | |
| Watertown | WA | $2.6467 | $2.3666 | $2.6427 | $2.3627 | $1.9410 | NA | $1.7469 | $1.7966 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8684 | NA | NA |
| Yankton | YK | $2.6942 | $2.3690 | $2.6905 | $2.3651 | $1.9250 | $2.2980 | $0.8432 | $1.7325 | $1.7500 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/27/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.7685 | $2.4280 | $2.7650 | $2.4241 | $1.9648 | $2.3463 | $1.7683 | NA | |
| Mitchell | MI | $2.7340 | $2.4102 | $2.7303 | $2.4063 | $1.9518 | $2.3199 | $1.7566 | $1.8200 | |
| Rapid City | RC | NA | $2.5724 | NA | $2.5686 | $2.1844 | $2.3567 | $0.8448 | $1.9660 | NA |
| Sioux Falls | SF | $2.6786 | $2.3690 | $2.6748 | $2.3643 | $1.9228 | $2.2864 | $1.7305 | $1.7393 | |
| Watertown | WA | $2.6780 | $2.3899 | $2.6741 | $2.3859 | $1.9507 | NA | $1.7556 | $1.8054 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8589 | NA | NA |
| Yankton | YK | $2.7217 | $2.3911 | $2.7179 | $2.3871 | $1.9359 | $2.3056 | $0.8307 | $1.7423 | $1.7475 |
| Fuel Types | Dyed #1 | Dyed #2 | Un-dyed #1 | Un-dyed #2 | E-10 | Unleaded | Propane | E30 | Ethanol | |
| Ultra | Ultra | Ultra | Ultra | |||||||
| 06/30/2025 | Low Sulfur | Low Sulfur | Low Sulfur | Low Sulfur | E-10 | Unleaded | Propane | E30 | E100 | |
| Aberdeen | AB | $2.7290 | $2.3857 | $2.7254 | $2.3817 | $1.9550 | $2.3342 | $1.7595 | NA | |
| Mitchell | MI | $2.6952 | $2.3660 | $2.6915 | $2.3620 | $1.9410 | $2.3074 | $1.7469 | $1.8500 | |
| Rapid City | RC | NA | $2.5436 | NA | $2.5398 | $2.1756 | $2.3474 | $0.8345 | $1.9580 | NA |
| Sioux Falls | SF | $2.6540 | $2.3265 | $2.6501 | $2.3211 | $1.9103 | $2.2719 | $1.7193 | $1.7636 | |
| Watertown | WA | $2.6345 | $2.3502 | $2.6305 | $2.3462 | $1.9407 | NA | $1.7466 | $1.8249 | |
| Wolsey | WS | NA | NA | NA | NA | NA | NA | $0.8471 | NA | NA |
| Yankton | YK | $2.6770 | $2.3464 | $2.6733 | $2.3424 | $1.9257 | $2.2910 | $0.8219 | $1.7331 | $1.7625 |