| Document and Entity Information | Feb. 13, 2025 |
| Document and Entity Information [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Feb. 13, 2025 |
| Entity Registrant Name | EPSILON ENERGY LTD. |
| Securities Act File Number | 001-38770 |
| Entity Incorporation, State or Country Code | CA |
| Entity Tax Identification Number | 98-1476367 |
| Entity Address, Address Line One | 500 Dallas St. |
| Entity Address, Address Line Two | Suite 1250 |
| Entity Address, City or Town | Houston |
| Entity Address, State or Province | TX |
| Entity Address, Postal Zip Code | 77002 |
| City Area Code | 281 |
| Local Phone Number | 670-0002 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Shares, no par value |
| Trading Symbol | EPSN |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| Entity Central Index Key | 0001726126 |
| Amendment Flag | false |
