diff --git a/README.md b/README.md
index ced25659..d6700dfc 100644
--- a/README.md
+++ b/README.md
@@ -1256,6 +1256,7 @@ API | Description | Auth | HTTPS | CORS |
 | [Callook.info](https://callook.info) | United States ham radio callsigns | No | Yes | Unknown |
 | [CARTO](https://carto.com/) | Location Information Prediction | `apiKey` | Yes | Unknown |
 | [CollegeScoreCard.ed.gov](https://collegescorecard.ed.gov/data/) | Data on higher education institutions in the United States | No | Yes | Unknown |
+| [DataStream](https://github.com/datastreamapp/api-docs) | An open access platform for sharing Canadian water quality data | `apiKey` | Yes | Yes |
 | [Enigma Public](https://developers.enigma.com/docs) | Broadest collection of public data | `apiKey` | Yes | Yes |
 | [French Address Search](https://geo.api.gouv.fr/adresse) | Address search via the French Government | No | Yes | Unknown |
 | [GENESIS](https://www.destatis.de/EN/Service/OpenData/api-webservice.html) | Federal Statistical Office Germany | `OAuth` | Yes | Unknown |