diff --git a/api/src/event.rs b/api/src/event.rs
index 983e356..fa1e894 100644
--- a/api/src/event.rs
+++ b/api/src/event.rs
@@ -3,9 +3,32 @@ use steel::*;
 use crate::state::SwapDirection;
 
 pub enum OreEvent {
+    Reset = 0,
     Swap = 1,
 }
 
+#[repr(C)]
+#[derive(Clone, Copy, Debug, Default, PartialEq, Pod, Zeroable)]
+pub struct ResetEvent {
+    /// The event discriminator.
+    pub disc: u64,
+
+    /// The authority of the swap.
+    pub authority: Pubkey,
+
+    /// The block that was opened for trading.
+    pub block_id: u64,
+
+    /// The start slot of the next block.
+    pub start_slot: u64,
+
+    /// The end slot of the next block.
+    pub end_slot: u64,
+
+    /// The timestamp of the event.
+    pub ts: i64,
+}
+
 #[repr(C)]
 #[derive(Clone, Copy, Debug, Default, PartialEq, Pod, Zeroable)]
 pub struct SwapEvent {
@@ -58,4 +81,5 @@ impl SwapEvent {
     }
 }
 
+event!(ResetEvent);
 event!(SwapEvent);
diff --git a/program/src/reset.rs b/program/src/reset.rs
index ab002b2..104b253 100644
--- a/program/src/reset.rs
+++ b/program/src/reset.rs
@@ -97,6 +97,20 @@ pub fn process_reset(accounts: &[AccountInfo<'_>], _data: &[u8]) -> ProgramResul
     block_next.start_slot = clock.slot;
     block_next.end_slot = clock.slot + config.block_duration;
 
+    // Emit event.
+    program_log(
+        &[market_info.clone(), ore_program.clone()],
+        &ResetEvent {
+            disc: 0,
+            authority: *signer_info.key,
+            block_id: block_next.id,
+            start_slot: block_next.start_slot,
+            end_slot: block_next.end_slot,
+            ts: clock.unix_timestamp,
+        }
+        .to_bytes(),
+    )?;
+
     Ok(())
 }