diff --git a/pkg/storer/internal/reserve/reserve.go b/pkg/storer/internal/reserve/reserve.go
index f69d7981095..6931d51f4dd 100644
--- a/pkg/storer/internal/reserve/reserve.go
+++ b/pkg/storer/internal/reserve/reserve.go
@@ -280,6 +280,7 @@ type ChunkItem struct {
 	BatchID      []byte
 	Type         swarm.ChunkType
 	BinID        uint64
+	Bin          uint8
 }
 
 func (r *Reserve) IterateChunksItems(store internal.Storage, startBin uint8, cb func(ChunkItem) (bool, error)) error {
@@ -295,6 +296,7 @@ func (r *Reserve) IterateChunksItems(store internal.Storage, startBin uint8, cb
 			BatchID:      item.BatchID,
 			Type:         item.ChunkType,
 			BinID:        item.BinID,
+			Bin:          item.Bin,
 		}
 
 		stop, err := cb(chItem)
diff --git a/pkg/storer/metrics.go b/pkg/storer/metrics.go
index 4543fc5435e..e132c4e931e 100644
--- a/pkg/storer/metrics.go
+++ b/pkg/storer/metrics.go
@@ -31,6 +31,8 @@ type metrics struct {
 	LevelDBStats            prometheus.HistogramVec
 	ExpiryTriggersCount     prometheus.Counter
 	ExpiryRunsCount         prometheus.Counter
+
+	ReserveMissingBatch prometheus.Gauge
 }
 
 // newMetrics is a convenient constructor for creating new metrics.
@@ -64,6 +66,14 @@ func newMetrics() metrics {
 				Help:      "Number of chunks in reserve.",
 			},
 		),
+		ReserveMissingBatch: prometheus.NewGauge(
+			prometheus.GaugeOpts{
+				Namespace: m.Namespace,
+				Subsystem: subsystem,
+				Name:      "reserve_missing_batch",
+				Help:      "Number of chunks in reserve with missing batches.",
+			},
+		),
 		ReserveSizeWithinRadius: prometheus.NewGauge(
 			prometheus.GaugeOpts{
 				Namespace: m.Namespace,
diff --git a/pkg/storer/reserve.go b/pkg/storer/reserve.go
index 2a4e4b752f1..8535bbe1dd8 100644
--- a/pkg/storer/reserve.go
+++ b/pkg/storer/reserve.go
@@ -126,8 +126,16 @@ func (db *DB) reserveSizeWithinRadiusWorker(ctx context.Context) {
 
 	for {
 		count := 0
-		err := db.reserve.IterateChunksItems(db.repo, db.StorageRadius(), func(ci reserve.ChunkItem) (bool, error) {
-			count++
+		missing := 0
+		radius := db.StorageRadius()
+		err := db.reserve.IterateChunksItems(db.repo, 0, func(ci reserve.ChunkItem) (bool, error) {
+			if ci.Bin >= radius {
+				count++
+			}
+			if exists, _ := db.batchstore.Exists(ci.BatchID); !exists {
+				missing++
+				db.logger.Debug("reserve size worker, item with invalid batch id", "batch_id", hex.EncodeToString(ci.BatchID), "chunk_address", ci.ChunkAddress)
+			}
 			return false, nil
 		})
 		if err != nil {
@@ -135,6 +143,7 @@ func (db *DB) reserveSizeWithinRadiusWorker(ctx context.Context) {
 		}
 
 		db.metrics.ReserveSizeWithinRadius.Set(float64(count))
+		db.metrics.ReserveMissingBatch.Set(float64(missing))
 
 		select {
 		case <-ctx.Done():
@@ -237,27 +246,6 @@ func (db *DB) ReserveGet(ctx context.Context, addr swarm.Address, batchID []byte
 	return db.reserve.Get(ctx, db.repo, addr, batchID)
 }
 
-func (db *DB) StorageRadius() uint8 {
-	if db.reserve == nil {
-		return 0
-	}
-	return db.reserve.Radius()
-}
-
-func (db *DB) ReserveSize() int {
-	if db.reserve == nil {
-		return 0
-	}
-	return db.reserve.Size()
-}
-
-func (db *DB) IsWithinStorageRadius(addr swarm.Address) bool {
-	if db.reserve == nil {
-		return false
-	}
-	return swarm.Proximity(addr.Bytes(), db.baseAddr.Bytes()) >= db.reserve.Radius()
-}
-
 func (db *DB) ReserveHas(addr swarm.Address, batchID []byte) (has bool, err error) {
 	dur := captureDuration(time.Now())
 	defer func() {
@@ -445,6 +433,27 @@ func (db *DB) ReserveIterateChunks(cb func(swarm.Chunk) (bool, error)) error {
 	return db.reserve.IterateChunks(db.repo, 0, cb)
 }
 
+func (db *DB) StorageRadius() uint8 {
+	if db.reserve == nil {
+		return 0
+	}
+	return db.reserve.Radius()
+}
+
+func (db *DB) ReserveSize() int {
+	if db.reserve == nil {
+		return 0
+	}
+	return db.reserve.Size()
+}
+
+func (db *DB) IsWithinStorageRadius(addr swarm.Address) bool {
+	if db.reserve == nil {
+		return false
+	}
+	return swarm.Proximity(addr.Bytes(), db.baseAddr.Bytes()) >= db.reserve.Radius()
+}
+
 // BinC is the result returned from the SubscribeBin channel that contains the chunk address and the binID
 type BinC struct {
 	Address swarm.Address