diff --git a/.env.example b/.env.example
index 4a6f6d4..885a0c6 100644
--- a/.env.example
+++ b/.env.example
@@ -17,7 +17,11 @@
 # the shared profile/SSO, or the EC2/ECS instance role). Prefer an instance role in prod.
 
 # --- Sentry error and transaction monitoring ---
-# Leave the DSN blank to keep telemetry inactive. Set the environment per deployment.
+# The DSN is public ingestion configuration, not a secret. Leave it blank locally
+# to keep telemetry inactive. AWS deployments receive SENTRY_DSN and
+# SENTRY_ENVIRONMENT as Elastic Beanstalk environment settings managed by
+# Terraform: dev is labeled "development", staging "staging". Future production
+# wiring will pass the production DSN through the same sentry_dsn module variable.
 SENTRY_DSN=
 SENTRY_ENVIRONMENT=development
 
diff --git a/terraform/README.md b/terraform/README.md
index b982fa9..9821ba7 100644
--- a/terraform/README.md
+++ b/terraform/README.md
@@ -14,6 +14,13 @@ Secret metadata is managed, but secret values are never authored in Terraform
 configuration. Elastic Beanstalk receives secret values through
 `environmentsecrets` ARN/key references.
 
+The Sentry DSN is public ingestion configuration, not a secret: each root passes
+it through the required `sentry_dsn` module variable as the plain
+`SENTRY_DSN` environment setting. `SENTRY_ENVIRONMENT` is `development` for the
+dev root and the root environment name otherwise. Production has no Terraform
+root yet; production Sentry wiring will reuse the same variable when one is
+added.
+
 ## HCP credentials
 
 Org-baseline CloudFormation owns the HCP Terraform plan/apply roles and their
diff --git a/terraform/live/README.md b/terraform/live/README.md
index 0d79f16..fe486cd 100644
--- a/terraform/live/README.md
+++ b/terraform/live/README.md
@@ -21,7 +21,12 @@ Secret values are not Terraform resources, variables, outputs, or managed EB
 settings. Terraform manages the app-config secret shell and maps approved JSON
 keys through `aws:elasticbeanstalk:application:environmentsecrets` using
 `secret-arn:json-key` references. Ordinary application environment settings are
-limited to non-secret ASP.NET and webhook configuration. The pinned .NET 8
+limited to non-secret ASP.NET, webhook, and Sentry configuration. The Sentry
+DSN is public ingestion configuration, delivered as the plain `SENTRY_DSN`
+setting from the required `sentry_dsn` variable. `SENTRY_ENVIRONMENT` is
+`development` for the dev root and the environment name (`staging`) otherwise.
+No production root exists yet; production Sentry wiring will follow the same
+variable when one is added. The pinned .NET 8
 AL2023 platform 3.11.3 supports Secrets Manager JSON-key extraction.
 
 ## Mandatory live secret migration
diff --git a/terraform/live/dev/main.tf b/terraform/live/dev/main.tf
index c2ce71d..8d1ce47 100644
--- a/terraform/live/dev/main.tf
+++ b/terraform/live/dev/main.tf
@@ -61,6 +61,7 @@ module "environment" {
   webhook_decrypt_policy_sid = "DecryptWebhookSecretViaSecretsManager"
   dynamo_reader_role_arn     = "arn:aws:iam::328440206208:role/shoc-dynamo-reader"
   dynamo_policy_sid          = "AssumeDynamoReaderInMain"
+  sentry_dsn                 = "https://15aef90a0e14b5b7c12ec5824b978979@o4511989453029376.ingest.de.sentry.io/4511990377152592"
   github_repo                = "Sea-Haven-Industries/shoc-backend"
   github_environment         = "dev"
   github_deploy_role_name    = "githubdeploy-shoc-backend-dev"
diff --git a/terraform/live/modules/environment-owned/main.tf b/terraform/live/modules/environment-owned/main.tf
index d31dc97..b01a830 100644
--- a/terraform/live/modules/environment-owned/main.tf
+++ b/terraform/live/modules/environment-owned/main.tf
@@ -408,6 +408,16 @@ locals {
         name      = "WorkOrderWebhook__Region"
         value     = var.aws_region
       },
+      {
+        namespace = "aws:elasticbeanstalk:application:environment"
+        name      = "SENTRY_DSN"
+        value     = var.sentry_dsn
+      },
+      {
+        namespace = "aws:elasticbeanstalk:application:environment"
+        name      = "SENTRY_ENVIRONMENT"
+        value     = var.environment == "dev" ? "development" : var.environment
+      },
     ],
     var.instance_security_group_id == null ? [] : [
       {
diff --git a/terraform/live/modules/environment-owned/variables.tf b/terraform/live/modules/environment-owned/variables.tf
index e3dfde6..8732d31 100644
--- a/terraform/live/modules/environment-owned/variables.tf
+++ b/terraform/live/modules/environment-owned/variables.tf
@@ -71,6 +71,11 @@ variable "shared_certificate_arn" {
   description = "Existing shared certificate for dev/staging"
 }
 
+variable "sentry_dsn" {
+  type        = string
+  description = "Sentry DSN for error and transaction monitoring. The DSN is public ingestion configuration, not a secret: it is safe to expose and is delivered as a plain Elastic Beanstalk environment setting instead of Secrets Manager."
+}
+
 variable "runtime_role_name" {
   type = string
 }
diff --git a/terraform/live/staging/main.tf b/terraform/live/staging/main.tf
index baa5f4b..7e875d3 100644
--- a/terraform/live/staging/main.tf
+++ b/terraform/live/staging/main.tf
@@ -51,6 +51,7 @@ module "environment" {
     "SendGrid__ApiKey",
   ]
   webhook_secret_arn        = "arn:aws:secretsmanager:us-east-1:011934824531:secret:workorder-ingest/shoc-webhook-hmac-puYTcB"
+  sentry_dsn                = "https://15aef90a0e14b5b7c12ec5824b978979@o4511989453029376.ingest.de.sentry.io/4511990377152592"
   github_repo               = "Sea-Haven-Industries/shoc-backend"
   github_environment        = "staging"
   github_deploy_role_name   = "githubdeploy-shoc-backend-staging"