# NTSB MKC76FCD13: Hiller Acft H-23D, N79SW, Lakewood, IA, September 11, 1975

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: September 11, 1975
- Place: Lakewood, IA · LAKEWOOD, IA
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report November 4, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 150740
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC76FCD13
- Page: https://openairdocs.org/ntsb/MKC76FCD13

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2892  75/9/11    LAKEWOOD,IA         HILLER ACFT H-23D   CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 28, 1211
        TIME - 1950                    N79SW               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 88 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          NORWALK,IA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
           PILOT IN COMMAND - DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  800                       KIND OF OPERATION - SPRAYING TOWNS
          KIND OF CROP - MOSQUITO CONTROL                          TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - NOT INSTALLED
          CRASH BAR - NOT INSTALLED                                TANK/HOPPER-LOCATION - SIDES
          TERRAIN-TYPE -HILLY                                      ELEVATION-AREA BEING TREATED-FEET -  960
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED
        REMARKS- PLTS ATTN DIRECTED TO SPRAY BOOM.
```

## Aircraft

- Registration: [N79SW](https://openairdocs.org/deregistered/N79SW-2013-05-09), registration cancelled 2013-05-09, S/N 1136 (OpenAirDocs)
- Reported make and model: HILLER ACFT H-23D
- Registry model: [Hiller H-23D](https://openairdocs.org/model/hiller-h-23d) (registry code 4360120) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19750911028729A](https://openairdocs.org/incident/19750911028729A), Sep 11, 1975: Hiller UH12C, Lakewood, IA, Substantial damage. Plts attn directed to spray boom.

## Other investigations on N79SW (3)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ATL82DA227](https://openairdocs.org/ntsb/ATL82DA227), Aug 2, 1982: Hiller UH12D (N79SW), Dothan, AL, substantial damage
- [NTSB MKC76FCD47](https://openairdocs.org/ntsb/MKC76FCD47), Jun 6, 1976: Hiller Acft UH-12D (N79SW), Dallas Center, IA, destroyed
- [NTSB MKC75FCD46](https://openairdocs.org/ntsb/MKC75FCD46), Jun 16, 1975: Hiller Acft H-23D (N79SW), Nevada, IA, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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