| Warning Letter — Pierpont Store | 582856 May 23, 2019 |
| Warning Letter — FAMILY DOLLAR 9411 | 583017 May 23, 2019 |
| Warning Letter — Country Mart | 582854 May 23, 2019 |
| Warning Letter — Family Dollar 10839 | 582858 May 23, 2019 |
| Warning Letter — Fuel Express | 583002 May 23, 2019 |
| Warning Letter — Hy Vee Gas | 583003 May 23, 2019 |
| Warning Letter — RHODES 101 CONVENIENCE STORES | 582855 May 23, 2019 |
| Warning Letter — Schnuck Markets, Inc. | 581975 May 16, 2019 |
| Warning Letter — Amoco | 582127 May 16, 2019 |
| Warning Letter — Pina Wine And Spirits | 581874 May 16, 2019 |
| Warning Letter — FAMILY DOLLAR 2830 | 582125 May 16, 2019 |
| Warning Letter — WALMART 5692 | 582124 May 16, 2019 |
| Warning Letter — Golden Bear Fireworks/Shell | 582122 May 16, 2019 |
| Warning Letter — Victory Lane BP | 582383 May 16, 2019 |
| Warning Letter — Family Dollar 10067 | 582381 May 16, 2019 |
| Warning Letter — More Than Convenience / Mobil | 581872 May 16, 2019 |
| Warning Letter — GAS N SPIRITS / SHELL | 582382 May 16, 2019 |
| Warning Letter — Totomart North/Sinclair | 582123 May 16, 2019 |
| Warning Letter — AJ Gas & Market | 581876 May 16, 2019 |
| Warning Letter — Millersville Gas And Grocery / Millersville Pit Stop | 581873 May 16, 2019 |
| Warning Letter — Schnucks | 582380 May 16, 2019 |
| Warning Letter — DOLLAR GENERAL 2901 | 582421 May 16, 2019 |
| Warning Letter — Scotty's Market/Phillips 66 | 582130 May 16, 2019 |
| Warning Letter — Woods | 582422 May 16, 2019 |
| Warning Letter — Family Dollar 8743 | 581409 May 9, 2019 |
| Warning Letter — BP | 581411 May 9, 2019 |
| Warning Letter — Rhodes 101 Convenience Stores | 581691 May 9, 2019 |
| Warning Letter — Sinclair | 581976 May 9, 2019 |
| Warning Letter — Dollar General | 581690 May 9, 2019 |
| Warning Letter — Gier Oil Company Inc | 581413 May 9, 2019 |
| Warning Letter — Doniphan Quick Connection, Inc. | 581508 May 9, 2019 |
| Warning Letter — Bee Line Snack Shops 6 / Gulf | 581412 May 9, 2019 |
| Warning Letter — WALMART #805 | 581537 May 9, 2019 |
| Warning Letter — Casper's Deli/Conoco | 581688 May 9, 2019 |
| Warning Letter — Love's | 581415 May 9, 2019 |
| Warning Letter — Mobil/Snack Shop | 581410 May 9, 2019 |
| Warning Letter — Bloomsdale Convenience Barn/Phillips 66 | 581414 May 9, 2019 |
| Warning Letter — BP | 581173 May 9, 2019 |
| Warning Letter — Schnucks | 581408 May 9, 2019 |
| Warning Letter — Loose Creek Oil Co/Annie's Station/Conoco | 581535 May 9, 2019 |
| Warning Letter — BP/Shop | 581692 May 9, 2019 |
| Warning Letter — Walmart | 581407 May 9, 2019 |
| Warning Letter — Shop & Talk | 581536 May 9, 2019 |
| Warning Letter — Casey's General Stores | 580854 May 2, 2019 |
| Warning Letter — Break Time | 580908 May 2, 2019 |
| Warning Letter — Tolson Drug | 580884 May 2, 2019 |
| Warning Letter — Price's Grocery | 580880 May 2, 2019 |
| Warning Letter — On The Hill Liquor | 580420 May 2, 2019 |
| Warning Letter — SNAK ATAK / PHILLIPS 66 | 580911 May 2, 2019 |
| Warning Letter — Jesse's Stop 2 / City Star Gas & Convenience | 580882 May 2, 2019 |