diff --git a/README.md b/README.md
index d2a951b..0ca38a1 100644
--- a/README.md
+++ b/README.md
@@ -137,7 +137,7 @@ Instead, the web interface can be locked behind a password set via `intake passw
 * [ ] TUI feed view
 * [ ] Escape HTML in logs saved to error items
 * [ ] Mark which sources have INTAKE_FETCH and which don't
-* [ ] Source-level execution timeout
+* [x] Source-level execution timeout
 * [ ] Support fetch specs as batch specs so you can e.g. batch to a dow
 * [ ] Allow desktop-only sources that are invisible on mobile
 * [ ] Items supporting a nonexistent action should gray out the action button
diff --git a/cmd/action.go b/cmd/action.go
index b247993..5d8ec48 100644
--- a/cmd/action.go
+++ b/cmd/action.go
@@ -64,7 +64,7 @@ func init() {
 	actionCmd.PersistentFlags().StringP("item", "i", "", "Item to run action on")
 
 	actionCmd.Flags().StringP("format", "f", "headlines", "Feed format for returned items")
-	actionCmd.Flags().StringP("timeout", "t", core.DefaultTimeout.String(), "Timeout duration")
+	actionCmd.Flags().StringP("timeout", "t", "", "Timeout duration")
 	actionCmd.Flags().BoolP("dry-run", "n", false, "Instead of updating the item, print it")
 	actionCmd.Flags().Bool("diff", false, "Show which fields of the item changed")
 	actionCmd.Flags().Bool("force", false, "Execute the action even if the item does not support it")
@@ -88,10 +88,6 @@ func action(
 		log.Fatal("error: --action is empty")
 	}
 	formatter := formatAs(format)
-	duration, err := time.ParseDuration(timeout)
-	if err != nil {
-		log.Fatalf("error: invalid duration: %v", err)
-	}
 
 	db := openAndMigrateDb()
 
@@ -112,6 +108,21 @@ func action(
 		return
 	}
 
+	if timeout == "" {
+		var err error
+		timeout, err = core.GetSourceTimeout(db, source)
+		if err != nil {
+			log.Fatalf("error: %v", err)
+		}
+	}
+	if timeout == "" {
+		timeout = core.DefaultTimeout.String()
+	}
+	duration, err := time.ParseDuration(timeout)
+	if err != nil {
+		log.Fatalf("error: invalid duration: %v", err)
+	}
+
 	state, envs, argv, err := core.GetSourceActionInputs(db, source, action)
 	if err != nil {
 		log.Fatalf("error: failed to load data for %s: %v", source, err)
diff --git a/cmd/fetch.go b/cmd/fetch.go
index 3dfadad..1f8bd43 100644
--- a/cmd/fetch.go
+++ b/cmd/fetch.go
@@ -64,7 +64,7 @@ func init() {
 	fetchCmd.Flags().StringArrayP("env", "e", nil, "Environment variables to set, in the form KEY=VAL")
 	fetchCmd.Flags().BoolP("dry-run", "n", false, "Do not update the source with the fetch results")
 	fetchCmd.Flags().StringP("format", "f", "headlines", "Feed format for returned items.")
-	fetchCmd.Flags().StringP("timeout", "t", core.DefaultTimeout.String(), "Timeout duration")
+	fetchCmd.Flags().StringP("timeout", "t", "", "Timeout duration")
 }
 
 func fetch(
@@ -77,11 +77,6 @@ func fetch(
 ) {
 	formatter := formatAs(format)
 
-	duration, err := time.ParseDuration(timeout)
-	if err != nil {
-		log.Fatalf("error: invalid duration: %v", err)
-	}
-
 	if source == "" && len(argv) == 0 {
 		log.Fatal("Either --source or an argv must be provided")
 	}
@@ -91,6 +86,21 @@ func fetch(
 
 	db := openAndMigrateDb()
 
+	if timeout == "" && source != "" {
+		var err error
+		timeout, err = core.GetSourceTimeout(db, source)
+		if err != nil {
+			log.Fatalf("error: %v", err)
+		}
+	}
+	if timeout == "" {
+		timeout = core.DefaultTimeout.String()
+	}
+	duration, err := time.ParseDuration(timeout)
+	if err != nil {
+		log.Fatalf("error: invalid duration: %v", err)
+	}
+
 	var fSource string
 	var fArgv []string
 	var fEnvs []string
diff --git a/core/cron.go b/core/cron.go
index 6904d81..aab698b 100644
--- a/core/cron.go
+++ b/core/cron.go
@@ -203,13 +203,25 @@ func fetchReadySources(db DB) {
 		}
 		log.Printf("%s: fetching", schedule.Source)
 
+		duration := DefaultTimeout
+		timeout, err := GetSourceTimeout(db, schedule.Source)
+		if err != nil {
+			log.Printf("error: failed to get source timeout, using default: %v", err)
+		} else if timeout != "" {
+			duration, err = time.ParseDuration(timeout)
+			if err != nil {
+				log.Printf("error: invalid duration: %v", err)
+				duration = DefaultTimeout
+			}
+		}
+
 		state, envs, argv, err := GetSourceActionInputs(db, schedule.Source, "fetch")
 		if err != nil {
 			log.Printf("error: failed to load data for %s: %v", schedule.Source, err)
 			continue
 		}
 
-		items, newState, errItem, err := Execute(schedule.Source, argv, envs, state, "", DefaultTimeout)
+		items, newState, errItem, err := Execute(schedule.Source, argv, envs, state, "", duration)
 		if err != nil {
 			AddErrorItem(db, errItem)
 			log.Printf("error: failed to execute fetch: %v", err)
diff --git a/core/source.go b/core/source.go
index a5943c4..1a6e7f9 100644
--- a/core/source.go
+++ b/core/source.go
@@ -86,6 +86,22 @@ func BumpLastUpdated(db DB, source string, now time.Time) error {
 	return err
 }
 
+func GetSourceTimeout(db DB, source string) (timeout string, err error) {
+	row := db.QueryRow(`
+		select value
+		from envs
+		where source = ?
+		and name = 'INTAKE_TIMEOUT'
+	`, source)
+	if err := row.Scan(&timeout); err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return "", nil
+		}
+		return "", err
+	}
+	return timeout, err
+}
+
 func getSourceTtx(db DB, source string, env string) (int, error) {
 	row := db.QueryRow(`
 		select value
@@ -240,6 +256,18 @@ func updateWithFetchedItemsTx(
 		log.Printf("error: failed to get on_create action for %s: %v", source, err)
 	}
 
+	duration := DefaultTimeout
+	timeout, err := GetSourceTimeout(db, source)
+	if err != nil {
+		log.Printf("error: failed to get source timeout, using default: %v", err)
+	} else if timeout != "" {
+		duration, err = time.ParseDuration(timeout)
+		if err != nil {
+			log.Printf("error: invalid duration: %v", err)
+			duration = DefaultTimeout
+		}
+	}
+
 	// Get all existing items
 	existingItems, err := GetAllItemsForSource(db, source, 0, -1)
 	if err != nil {
@@ -290,7 +318,7 @@ func updateWithFetchedItemsTx(
 		for _, item := range newItems {
 			var updatedItem Item
 			var errItem Item
-			updatedItem, state, errItem, err = ExecuteItemAction(item, onCreateArgv, envs, state, DefaultTimeout)
+			updatedItem, state, errItem, err = ExecuteItemAction(item, onCreateArgv, envs, state, duration)
 			if err != nil {
 				AddErrorItem(db, errItem)
 				log.Printf("error: on_create failed for %s/%s: %v", item.Source, item.Id, err)
diff --git a/web/item.go b/web/item.go
index 887eef5..8759678 100644
--- a/web/item.go
+++ b/web/item.go
@@ -69,6 +69,18 @@ func (env *Env) doAction(writer http.ResponseWriter, req *http.Request) {
 	id := req.PathValue("id")
 	action := req.PathValue("action")
 
+	duration := core.DefaultTimeout
+	timeout, err := core.GetSourceTimeout(env.db, source)
+	if err != nil {
+		log.Printf("error: failed to get source timeout, using default: %v", err)
+	} else if timeout != "" {
+		duration, err = time.ParseDuration(timeout)
+		if err != nil {
+			log.Printf("error: invalid duration: %v", err)
+			duration = core.DefaultTimeout
+		}
+	}
+
 	state, envs, argv, err := core.GetSourceActionInputs(env.db, source, action)
 	if err != nil {
 		http.Error(writer, fmt.Sprintf("error: failed to load data for %s: %v", source, err), 500)
@@ -85,7 +97,7 @@ func (env *Env) doAction(writer http.ResponseWriter, req *http.Request) {
 		return
 	}
 
-	newItem, newState, errItem, err := core.ExecuteItemAction(item, argv, envs, state, core.DefaultTimeout)
+	newItem, newState, errItem, err := core.ExecuteItemAction(item, argv, envs, state, duration)
 	if err != nil {
 		core.AddErrorItem(env.db, errItem)
 		http.Error(writer, err.Error(), 500)
diff --git a/web/source.go b/web/source.go
index e058bef..60f3f1f 100644
--- a/web/source.go
+++ b/web/source.go
@@ -57,13 +57,25 @@ func (env *Env) fetchSource(writer http.ResponseWriter, req *http.Request) {
 		return
 	}
 
+	duration := core.DefaultTimeout
+	timeout, err := core.GetSourceTimeout(env.db, source)
+	if err != nil {
+		log.Printf("error: failed to get source timeout, using default: %v", err)
+	} else if timeout != "" {
+		duration, err = time.ParseDuration(timeout)
+		if err != nil {
+			log.Printf("error: invalid duration: %v", err)
+			duration = core.DefaultTimeout
+		}
+	}
+
 	state, envs, argv, err := core.GetSourceActionInputs(env.db, source, "fetch")
 	if err != nil {
 		http.Error(writer, fmt.Sprintf("error: failed to get data for %s: %v", source, err.Error()), 500)
 		return
 	}
 
-	items, newState, errItem, err := core.Execute(source, argv, envs, state, "", core.DefaultTimeout)
+	items, newState, errItem, err := core.Execute(source, argv, envs, state, "", duration)
 	if err != nil {
 		core.AddErrorItem(env.db, errItem)
 		http.Error(writer, fmt.Sprintf("error: failed to execute fetch: %v", err.Error()), 500)