diff --git a/code/__DEFINES/subsystems.dm b/code/__DEFINES/subsystems.dm
index 6c6a9b553c8..4b1b9fcf3d1 100644
--- a/code/__DEFINES/subsystems.dm
+++ b/code/__DEFINES/subsystems.dm
@@ -211,6 +211,15 @@
 		A.flags_1 &= ~OVERLAY_QUEUED_1;\
 	}
 
+/**
+	Create a new timer and add it to the queue.
+	* Arguments:
+	* * callback the callback to call on timer finish
+	* * wait deciseconds to run the timer for
+	* * flags flags for this timer, see: code\__DEFINES\subsystems.dm
+*/
+#define addtimer(args...) _addtimer(args, file = __FILE__, line = __LINE__)
+
 // Air subsystem subtasks
 #define SSAIR_PIPENETS 1
 #define SSAIR_ATMOSMACHINERY 2
diff --git a/code/controllers/subsystem/timer.dm b/code/controllers/subsystem/timer.dm
index be77190e418..af5e7c604d8 100644
--- a/code/controllers/subsystem/timer.dm
+++ b/code/controllers/subsystem/timer.dm
@@ -316,6 +316,8 @@ SUBSYSTEM_DEF(timer)
 	var/timeToRun
 	var/wait
 	var/hash
+	/// The source of the timedevent, whatever called addtimer
+	var/source
 	var/list/flags
 	var/spent = 0 //time we ran the timer.
 	var/name //for easy debugging.
@@ -323,13 +325,14 @@ SUBSYSTEM_DEF(timer)
 	var/datum/timedevent/next
 	var/datum/timedevent/prev
 
-/datum/timedevent/New(datum/callback/callBack, wait, flags, hash)
+/datum/timedevent/New(datum/callback/callBack, wait, flags, hash, source)
 	var/static/nextid = 1
 	id = TIMER_ID_NULL
 	src.callBack = callBack
 	src.wait = wait
 	src.flags = flags
 	src.hash = hash
+	src.source = source
 
 	if (flags & TIMER_CLIENT_TIME)
 		timeToRun = REALTIMEOFDAY + wait
@@ -456,14 +459,15 @@ SUBSYSTEM_DEF(timer)
 		. = "[callBack.object.type]"
 
 /**
-  * Create a new timer and insert it in the queue
+  * Create a new timer and insert it in the queue.
+  * You should not call this directly, and should instead use the addtimer macro, which includes source information.
   *
   * Arguments:
   * * callback the callback to call on timer finish
   * * wait deciseconds to run the timer for
   * * flags flags for this timer, see: code\__DEFINES\subsystems.dm
   */
-/proc/addtimer(datum/callback/callback, wait = 0, flags = 0)
+/proc/_addtimer(datum/callback/callback, wait = 0, flags = 0, file, line)
 	if (!callback)
 		CRASH("addtimer called without a callback")
 
@@ -504,7 +508,7 @@ SUBSYSTEM_DEF(timer)
 	else if(flags & TIMER_OVERRIDE)
 		stack_trace("TIMER_OVERRIDE used without TIMER_UNIQUE")
 
-	var/datum/timedevent/timer = new(callback, wait, flags, hash)
+	var/datum/timedevent/timer = new(callback, wait, flags, hash, file && "[file]:[line]")
 	return timer.id
 
 /**
diff --git a/code/game/objects/effects/spawners/xeno_egg_delivery.dm b/code/game/objects/effects/spawners/xeno_egg_delivery.dm
index feb5605342c..d0e99d0f903 100644
--- a/code/game/objects/effects/spawners/xeno_egg_delivery.dm
+++ b/code/game/objects/effects/spawners/xeno_egg_delivery.dm
@@ -15,5 +15,5 @@
 	message_admins("An alien egg has been delivered to [ADMIN_VERBOSEJMP(T)].")
 	log_game("An alien egg has been delivered to [AREACOORD(T)]")
 	var/message = "Attention [station_name()], we have entrusted you with a research specimen in [get_area_name(T, TRUE)]. Remember to follow all safety precautions when dealing with the specimen."
-	SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, /proc/addtimer, CALLBACK(GLOBAL_PROC, /proc/print_command_report, message), announcement_time))
+	SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, /proc/_addtimer, CALLBACK(GLOBAL_PROC, /proc/print_command_report, message), announcement_time))
 	return INITIALIZE_HINT_QDEL
diff --git a/code/game/world.dm b/code/game/world.dm
index dc31e2a9318..2e9bc3380f5 100644
--- a/code/game/world.dm
+++ b/code/game/world.dm
@@ -95,7 +95,7 @@ GLOBAL_VAR(restart_counter)
 #else
 	cb = VARSET_CALLBACK(SSticker, force_ending, TRUE)
 #endif
-	SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, /proc/addtimer, cb, 10 SECONDS))
+	SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, /proc/_addtimer, cb, 10 SECONDS))
 
 /world/proc/SetupExternalRSC()
 #if (PRELOAD_RSC == 0)
diff --git a/code/modules/admin/admin_verbs.dm b/code/modules/admin/admin_verbs.dm
index 5dfedf37d35..95df5628846 100644
--- a/code/modules/admin/admin_verbs.dm
+++ b/code/modules/admin/admin_verbs.dm
@@ -174,6 +174,7 @@ GLOBAL_PROTECT(admin_verbs_debug)
 	/datum/admins/proc/view_refs,
 	/datum/admins/proc/view_del_failures,
 #endif
+	/client/proc/check_timer_sources
 	)
 GLOBAL_LIST_INIT(admin_verbs_possess, list(/proc/possess, /proc/release))
 GLOBAL_PROTECT(admin_verbs_possess)
diff --git a/code/modules/admin/verbs/debug.dm b/code/modules/admin/verbs/debug.dm
index 3d8ad9fa0fd..2677bdc82e0 100644
--- a/code/modules/admin/verbs/debug.dm
+++ b/code/modules/admin/verbs/debug.dm
@@ -889,3 +889,63 @@ But you can call procs that are of type /mob/living/carbon/human/proc/ for that
 		return
 	if(alert(usr, "Are you absolutely sure you want to reload the configuration from the default path on the disk, wiping any in-round modificatoins?", "Really reset?", "No", "Yes") == "Yes")
 		config.admin_reload()
+
+/// A debug verb to check the sources of currently running timers
+/client/proc/check_timer_sources()
+	set category = "Debug"
+	set name = "Check Timer Sources"
+	set desc = "Checks the sources of the running timers"
+	if (!check_rights(R_DEBUG))
+		return
+
+	var/bucket_list_output = generate_timer_source_output(SStimer.bucket_list)
+	var/second_queue = generate_timer_source_output(SStimer.second_queue)
+
+	usr << browse({"
+		<h3>bucket_list</h3>
+		[bucket_list_output]
+
+		<h3>second_queue</h3>
+		[second_queue]
+	"}, "window=check_timer_sources;size=700x700")
+
+/proc/generate_timer_source_output(list/datum/timedevent/events)
+	var/list/per_source = list()
+
+	// Collate all events and figure out what sources are creating the most
+	for (var/_event in events)
+		if (!_event)
+			continue
+		var/datum/timedevent/event = _event
+
+		do
+			if (event.source)
+				if (per_source[event.source] == null)
+					per_source[event.source] = 1
+				else
+					per_source[event.source] += 1
+			event = event.next
+		while (event && event != _event)
+
+	// Now, sort them in order
+	var/list/sorted = list()
+	for (var/source in per_source)
+		sorted += list(list("source" = source, "count" = per_source[source]))
+	sorted = sortTim(sorted, .proc/cmp_timer_data)
+
+	// Now that everything is sorted, compile them into an HTML output
+	var/output = "<table border='1'>"
+
+	for (var/_timer_data in sorted)
+		var/list/timer_data = _timer_data
+		output += {"<tr>
+			<td><b>[timer_data["source"]]</b></td>
+			<td>[timer_data["count"]]</td>
+		</tr>"}
+
+	output += "</table>"
+
+	return output
+
+/proc/cmp_timer_data(list/a, list/b)
+	return b["count"] - a["count"]
diff --git a/code/modules/jobs/job_types/_job.dm b/code/modules/jobs/job_types/_job.dm
index 56ba166d80e..3be5c79f232 100644
--- a/code/modules/jobs/job_types/_job.dm
+++ b/code/modules/jobs/job_types/_job.dm
@@ -150,7 +150,7 @@
 /datum/job/proc/announce_head(mob/living/carbon/human/H, channels) //tells the given channel that the given mob is the new department head. See communications.dm for valid channels.
 	if(H && GLOB.announcement_systems.len)
 		//timer because these should come after the captain announcement
-		SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, .proc/addtimer, CALLBACK(pick(GLOB.announcement_systems), /obj/machinery/announcement_system/proc/announce, "NEWHEAD", H.real_name, H.job, channels), 1))
+		SSticker.OnRoundstart(CALLBACK(GLOBAL_PROC, .proc/_addtimer, CALLBACK(pick(GLOB.announcement_systems), /obj/machinery/announcement_system/proc/announce, "NEWHEAD", H.real_name, H.job, channels), 1))
 
 //If the configuration option is set to require players to be logged as old enough to play certain jobs, then this proc checks that they are, otherwise it just returns 1
 /datum/job/proc/player_old_enough(client/C)