# NTSB IAD74AI013: Cessna 188B, N21689, Swan Quarter, NC, August 17, 1973 - Type: NTSB accident investigation - Classification: Accident · Fatal · Closed - Date: August 17, 1973 - Place: Swan Quarter, NC · SWAN QUARTER, NC - Location: 35.4130° N, 76.3197° W: Placed by OpenAirDocs: center of Swan Quarter, NC, within about 6 miles (OpenAirDocs) - Nearby events: https://openairdocs.org/map.md?lat=35.4130&lon=-76.3197&mi=10 - Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping) - Highest injury: Fatal - Injuries: 1 fatal, 1 uninjured - Status: Completed, report October 15, 1973 - Report: Brief approved by the director - NTSB case key (mKey): 189211 - NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD74AI013 - Page: https://openairdocs.org/ntsb/IAD74AI013 ## NTSB brief (aircraft 2) ``` ----------------------------------------------------------------------------------------------------------------------------  FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA                                                                F  S M/N     PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-2444  73/8/17    SWAN QUARTER,NC     CESSNA 172          CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 37, 400         TIME - 0830                    N3767L              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, UNK/NR IN                                        DAMAGE-DESTROYED    OT-  0  0  1                            TYPE, NOT INSTRUMENT                                                                                                    RATED.         DEPARTURE POINT             INTENDED DESTINATION          UNKNOWN/NOT REPORTED        UNKNOWN/NOT REPORTED         TYPE OF ACCIDENT                                         PHASE OF OPERATION            COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER         PROBABLE CAUSE(S)            PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT            PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT          SPECIAL DATA           SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.           CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - RADAR SERVICE NOT AVAILABLE           TRAFFIC ADVISORY ISSUED - NONE                           CONTROL ZONE/AREA - NO           EVASIVE ACTION TAKEN - UNKNOWN/NOT REPORTED         REMARKS- CARBON MONOXIDE LEVEL OF C-172 PLT 14 PCT,SOURCE UNDETERMINED. ``` ## NTSB brief (aircraft 1) ``` ----------------------------------------------------------------------------------------------------------------------------  FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA                                                                F  S M/N     PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-2444  73/8/17    SWAN QUARTER,NC     CESSNA 188B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,         TIME - 0830                    N21689              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 37, 2275 TOTAL HOURS,                                        DAMAGE-MINOR        OT-  1  0  0                            300 IN TYPE, INSTRUMENT                                                                                                    RATED.         DEPARTURE POINT             INTENDED DESTINATION          UNKNOWN/NOT REPORTED        UNKNOWN/NOT REPORTED         TYPE OF ACCIDENT                                         PHASE OF OPERATION            COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER         PROBABLE CAUSE(S)            PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT            PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT          SPECIAL DATA           KIND OF OPERATION - UNKNOWN/NOT REPORTED          SPECIAL DATA           SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.           CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - RADAR SERVICE NOT AVAILABLE           TRAFFIC ADVISORY ISSUED - NONE                           CONTROL ZONE/AREA - NO           EVASIVE ACTION TAKEN - NO                                ANTI-COLLISION LIGHTS - INSTALLED,OPERATION UNKNOWN         REMARKS- ACFT COLLIDED NEAR HEAD ON.C-172 PREVIOUSLY FLEW ABOUT 1000FT TO R.C-188 FERRY,NO LOAD ABD. ``` ## Aircraft 1 - Registration: [N21689](https://openairdocs.org/deregistered/N21689-2007-12-04), registration cancelled 2007-12-04, S/N 18800960, built 1972 (OpenAirDocs) - Reported make and model: CESSNA 188B - Registry model: [Cessna 188B](https://openairdocs.org/model/cessna-188b) (registry code 2073007) (OpenAirDocs) - Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs) - Category: Airplane - Engines: reciprocating - Damage: Minor damage ## Aircraft 2 - Registration: [N3767L](https://openairdocs.org/deregistered/N3767L-1973-10-18), registration cancelled 1973-10-18, S/N 17253936 (OpenAirDocs) - Reported make and model: CESSNA 172 - Registry model: [Cessna 172G](https://openairdocs.org/model/cessna-172g) (registry code 2072420) (OpenAirDocs) - Category: Airplane - Engines: reciprocating - Damage: Destroyed ## FAA reports on this event (2) The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs). - [Accident 19730817027811A](https://openairdocs.org/incident/19730817027811A), Aug 17, 1973: Cessna 188B, Swan Quarter, NC, Substantial damage. Acft collided near head on.C-172 previously flew about 1000FT to r.C-188 ferry,no load abd. - [Accident 19730817027812A](https://openairdocs.org/incident/19730817027812A), Aug 17, 1973: Cessna 172D, Swan Quarter, NC, Destroyed. Carbon monoxide level of C-172 plt 14 pct,source undetermined. ## Other investigations on N21689 (1) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB MIA02CA174](https://openairdocs.org/ntsb/MIA02CA174), Sep 25, 2002: Cessna 188B (N21689), Pikesville, NC, substantial damage. Probable cause: The inability of the pilot to see the .250 inch diameter unmarked cable resulting in the in-flight collision with the cable and substantial damage to the airplane. From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.