diff --git a/docs/attributes-registry/k8s.md b/docs/attributes-registry/k8s.md
index c25b01614d..ab3c706dc8 100644
--- a/docs/attributes-registry/k8s.md
+++ b/docs/attributes-registry/k8s.md
@@ -77,7 +77,6 @@ conflict.
 |---|---|---|
 | `active` | Active namespace phase as described by [K8s API](https://pkg.go.dev/k8s.io/api@v0.31.3/core/v1#NamespacePhase) | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
 | `terminating` | Terminating namespace phase as described by [K8s API](https://pkg.go.dev/k8s.io/api@v0.31.3/core/v1#NamespacePhase) | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `unknown` | Unknown phase is set if phase is blank for some reason | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
 
 ---
 
@@ -85,12 +84,12 @@ conflict.
 
 | Value  | Description | Stability |
 |---|---|---|
-| `configMap` | A [configMap](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#configmap) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `downwardAPI` | A [downwardAPI](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#downwardapi) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `emptyDir` | An [emptyDir](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#emptydir) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `local` | A [local](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#local) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `persistentVolumeClaim` | A [persistentVolumeClaim](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#persistentvolumeclaim) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `secret` | A [secret](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#secret) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `configMap` | A [configMap](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#configmap) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `downwardAPI` | A [downwardAPI](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#downwardapi) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `emptyDir` | An [emptyDir](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#emptydir) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `local` | A [local](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#local) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `persistentVolumeClaim` | A [persistentVolumeClaim](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#persistentvolumeclaim) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `secret` | A [secret](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#secret) volume | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
 
 ## Deprecated Kubernetes Attributes
 
diff --git a/docs/system/k8s-metrics.md b/docs/system/k8s-metrics.md
index 82204b7788..6211d31c6e 100644
--- a/docs/system/k8s-metrics.md
+++ b/docs/system/k8s-metrics.md
@@ -1047,7 +1047,7 @@ This metric is [recommended][MetricRecommended].
 
 | Name     | Instrument Type | Unit (UCUM) | Description    | Stability |
 | -------- | --------------- | ----------- | -------------- | --------- |
-| `k8s.namespace.phase` | UpDownCounter | `{namespace}` | Operational status: `1` (true) or `0` (false) for each of the possible phases [1] | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
+| `k8s.namespace.phase` | UpDownCounter | `{namespace}` | Describes number of K8s namespaces that are currently in a given phase. [1] | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
 
 **[1]:** This metric SHOULD, at a minimum, be reported against a
 [`k8s.namespace`](../resource/k8s.md#namespace) resource.
@@ -1067,7 +1067,6 @@ This metric is [recommended][MetricRecommended].
 |---|---|---|
 | `active` | Active namespace phase as described by [K8s API](https://pkg.go.dev/k8s.io/api@v0.31.3/core/v1#NamespacePhase) | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
 | `terminating` | Terminating namespace phase as described by [K8s API](https://pkg.go.dev/k8s.io/api@v0.31.3/core/v1#NamespacePhase) | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
-| `unknown` | Unknown phase is set if phase is blank for some reason | ![Experimental](https://img.shields.io/badge/-experimental-blue) |
 
 <!-- markdownlint-restore -->
 <!-- prettier-ignore-end -->
diff --git a/model/k8s/metrics.yaml b/model/k8s/metrics.yaml
index e71eb766bf..c091a5e4a0 100644
--- a/model/k8s/metrics.yaml
+++ b/model/k8s/metrics.yaml
@@ -448,7 +448,7 @@ groups:
     type: metric
     metric_name: k8s.namespace.phase
     stability: experimental
-    brief: "Operational status: `1` (true) or `0` (false) for each of the possible phases"
+    brief: "Describes number of K8s namespaces that are currently in a given phase."
     instrument: updowncounter
     unit: "{namespace}"
     note: |
diff --git a/model/k8s/registry.yaml b/model/k8s/registry.yaml
index 1cafe56c3c..c9b639b697 100644
--- a/model/k8s/registry.yaml
+++ b/model/k8s/registry.yaml
@@ -192,27 +192,27 @@ groups:
           members:
             - id: persistent_volume_claim
               value: 'persistentVolumeClaim'
-              brief: "A [persistentVolumeClaim](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#persistentvolumeclaim) volume"
+              brief: "A [persistentVolumeClaim](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#persistentvolumeclaim) volume"
               stability: experimental
             - id: config_map
               value: 'configMap'
-              brief: "A [configMap](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#configmap) volume"
+              brief: "A [configMap](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#configmap) volume"
               stability: experimental
             - id: downward_api
               value: 'downwardAPI'
-              brief: "A [downwardAPI](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#downwardapi) volume"
+              brief: "A [downwardAPI](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#downwardapi) volume"
               stability: experimental
             - id: empty_dir
               value: 'emptyDir'
-              brief: "An [emptyDir](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#emptydir) volume"
+              brief: "An [emptyDir](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#emptydir) volume"
               stability: experimental
             - id: secret
               value: 'secret'
-              brief: "A [secret](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#secret) volume"
+              brief: "A [secret](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#secret) volume"
               stability: experimental
             - id: local
               value: 'local'
-              brief: "A [local](https://v1-29.docs.kubernetes.io/docs/concepts/storage/volumes/#local) volume"
+              brief: "A [local](https://v1-30.docs.kubernetes.io/docs/concepts/storage/volumes/#local) volume"
               stability: experimental
       - id: k8s.namespace.phase
         stability: experimental
@@ -232,7 +232,3 @@ groups:
               value: 'terminating'
               brief: "Terminating namespace phase as described by [K8s API](https://pkg.go.dev/k8s.io/api@v0.31.3/core/v1#NamespacePhase)"
               stability: experimental
-            - id: unknown
-              value: "unknown"
-              brief: "Unknown phase is set if phase is blank for some reason"
-              stability: experimental