diff --git a/README.md b/README.md
index 48cceb6..8f3fcf6 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ Head over to the [AT Protocol PDS Admins Discord](https://discord.gg/e7hpHxRfBP)
   * [Using the Bluesky app with your PDS](#using-the-bluesky-app-with-your-pds)
   * [Setting up SMTP](#setting-up-smtp)
   * [Updating your PDS](#updating-your-pds)
+  * [Environment Variables](#environment-variables)
 
 <!-- tocstop -->
 
@@ -224,6 +225,27 @@ It is recommended that you keep your PDS up to date with new versions, otherwise
 sudo pdsadmin update
 ```
 
+### Environment Variables
+
+| Environment Variable | Value | Default |
+|---------------------|-------|---------|
+| `PDS_HOSTNAME` | Empty | None |
+| `PDS_JWT_SECRET` | Empty | None |
+| `PDS_ADMIN_PASSWORD` | Empty | None |
+| `PDS_PLC_ROTATION_KEY_K256_PRIVATE_KEY_HEX` | Empty | None |
+| `PDS_DATA_DIRECTORY` | `/pds` | `/pds` |
+| `PDS_BLOBSTORE_DISK_LOCATION` | `/pds/blocks` | `/pds/blocks` |
+| `PDS_BLOB_UPLOAD_LIMIT` | `52428800` | `52428800` (50MB) |
+| `PDS_DID_PLC_URL` | `https://plc.directory` | `https://plc.directory` |
+| `PDS_BSKY_APP_VIEW_URL` | `https://api.bsky.app` | `https://api.bsky.app` |
+| `PDS_BSKY_APP_VIEW_DID` | `did:web:api.bsky.app` | `did:web:api.bsky.app` |
+| `PDS_REPORT_SERVICE_URL` | `https://mod.bsky.app` | `https://mod.bsky.app` |
+| `PDS_REPORT_SERVICE_DID` | `did:plc:ar7c4by46qjdydhdevvrndac` | `did:plc:ar7c4by46qjdydhdevvrndac` |
+| `PDS_CRAWLERS` | `https://bsky.network` | `https://bsky.network` |
+| `LOG_ENABLED` | `true` | `true` |
+| `PDS_EMAIL_SMTP_URL` | Empty | None |
+| `PDS_EMAIL_FROM_ADDRESS` | Empty | None |
+
 ## License
 
 This project is dual-licensed under MIT and Apache 2.0 terms:
diff --git a/sample.env b/sample.env
new file mode 100644
index 0000000..ecc4d2f
--- /dev/null
+++ b/sample.env
@@ -0,0 +1,16 @@
+PDS_HOSTNAME=
+PDS_JWT_SECRET=
+PDS_ADMIN_PASSWORD=
+PDS_PLC_ROTATION_KEY_K256_PRIVATE_KEY_HEX=
+PDS_DATA_DIRECTORY=/pds
+PDS_BLOBSTORE_DISK_LOCATION=/pds/blocks
+PDS_BLOB_UPLOAD_LIMIT=52428800
+PDS_DID_PLC_URL=https://plc.directory
+PDS_BSKY_APP_VIEW_URL=https://api.bsky.app
+PDS_BSKY_APP_VIEW_DID=did:web:api.bsky.app
+PDS_REPORT_SERVICE_URL=https://mod.bsky.app
+PDS_REPORT_SERVICE_DID=did:plc:ar7c4by46qjdydhdevvrndac
+PDS_CRAWLERS=https://bsky.network
+LOG_ENABLED=true
+PDS_EMAIL_SMTP_URL=
+PDS_EMAIL_FROM_ADDRESS=