# NTSB Incident BFO89IA036
> **NORTHROP T-38A** · 1989-05-15 · WASHINGTON, DC, USA · NONE
## Event
- **NTSB number:** BFO89IA036
- **Event ID:** 20001213X28251
- **Type:** Incident
- **Date:** 1989-05-15
- **Location:** WASHINGTON, DC, USA
## Injuries
- **Highest injury:** NONE
- **Fatal:** 0
- **Serious:** 0
- **Minor:** 0
- **Uninjured:** 177
- **Total aboard:** 177
## Aircraft
- **Make:** NORTHROP
- **Model:** T-38A
- **Registration:** N920NS
- **FAR Part:** 091
- **Engines:** 2
- **Damage:** —
## Conditions
- **Light:** DAYL
- **Weather:** IMC
## Probable cause

FAILURE OF THE PILOT-IN-COMMAND (T-38 PILOT) TO FOLLOW THE ATC CLEARANCE  AND TO MAINTAIN THE PROPER ALTITUDE.   FACTORS RELATED TO THE INCIDENT WERE:  FAILURE OF AIR TRAFFIC CONTROL (ATC) PERSONNEL TO RECOGNIZE THE T-38'S IMPROPER ALTITUDE IN A TIMELY MANNER, AND  ATC PERSONNEL'S DELAY IN INITIATING CORRCTIVE ACTION.

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*Source: [NTSB CAROL](https://data.ntsb.gov/carol-main-public/basic-search?source=ntsb&type=event&ntsb_number=BFO89IA036) · MORVS · CC0 1.0*