Exhibit 31.1
CERTIFICATION OF CHIEF EXECUTIVE OFFICER UNDER
SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002
I, Jeffrey R. Feeler, certify that:
| 1. | I have reviewed this Amendment No.1 on Form 10-K/A of US Ecology, Inc.; | 
| 2. | Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period covered by this report. | 
| Date: April 15, 2022 | By: | /S/ Jeffrey R. Feeler | 
| Jeffrey R. Feeler | ||
| 
     President and Chief Executive Officer (Principal Executive Officer)  |