diff --git a/_data/chains/eip155-100611.json b/_data/chains/eip155-100611.json
new file mode 100644
index 000000000000..f493b56b4963
--- /dev/null
+++ b/_data/chains/eip155-100611.json
@@ -0,0 +1,32 @@
+{
+  "name": "Monsoon Alpha",
+  "chain": "MONSOON ALPHA",
+  "rpc": ["https://alpha.monsoon.rainfall.one"],
+  "features": [
+    {
+      "name": "EIP155"
+    },
+    {
+      "name": "EIP1559"
+    }
+  ],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "RDL",
+    "symbol": "RDL",
+    "decimals": 18
+  },
+  "infoURL": "",
+  "shortName": "monsoon-alpha",
+  "chainId": 100611,
+  "networkId": 100611,
+  "icon": "monsoon",
+  "explorers": [
+    {
+      "name": "Monsoon Scan",
+      "url": "https://scout.alpha.monsoon.rainfall.one",
+      "icon": "monsoon",
+      "standard": "EIP3091"
+    }
+  ]
+}