# NTSB Accident DCA23LA305
> **BOEING 737-924ER** · 2023-06-01 · Chicago, IL, USA · SERS
## Event
- **NTSB number:** DCA23LA305
- **Event ID:** 20230602192293
- **Type:** Accident
- **Date:** 2023-06-01
- **Location:** Chicago, IL, USA
- **Coordinates:** 42.6315, -88.2718
## Injuries
- **Highest injury:** SERS
- **Fatal:** 0
- **Serious:** 1
- **Minor:** 0
- **Uninjured:** 185
- **Total aboard:** 186
## Aircraft
- **Make:** BOEING
- **Model:** 737-924ER
- **Registration:** N28457
- **FAR Part:** 121
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** NR
- **Weather:** VMC
## Probable cause

An encounter with convectively-induced turbulence (CIT).

---
*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=DCA23LA305) · AI Analytics · CC0 1.0*