Small transport twin pilot landed at toa and went off the runway end. Nose gear collapsed.

Attributes
ACN	464333
Time
Date	200002
Day	Sun
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : toa.airport
State Reference	CA
Altitude	agl single value : 0
Environment
Flight Conditions	IMC
Weather Elements	Rain
Light	Dusk
Aircraft 1
Operator	general aviation : personal
Make Model Name	Small Transport, Low Wing, 2 Recip Eng
Operating Under FAR Part	Part 91
Navigation In Use	ils localizer & glide slope : 29r
Flight Phase	landing : roll
Route In Use	approach : instrument precision
Flight Plan	IFR
Person 1
Affiliation	other
Function	flight crew : single pilot oversight : pic
Qualification	pilot : instrument pilot : private pilot : multi engine
Experience	flight time last 90 days : 40 flight time total : 3900
ASRS Report	464333
Person 2
Affiliation	government : faa
Function	controller : local
Qualification	controller : non radar
Events
Anomaly	conflict : ground critical excursion : runway ground encounters other inflight encounter : weather inflight encounter other non adherence : published procedure
Independent Detector	other controllera other flight crewa
Resolutory Action	none taken : detected after the fact
Consequence	other other
Supplementary
Problem Areas	Flight Crew Human Performance Weather Airport
Primary Problem	Flight Crew Human Performance

Narrative:

Ceiling 400-500 ft overcast with light to moderate rain variable. Touched down at 100 KTS with 15 KT tailwind. Excessive water puddles on last 1/4 mi runway. Braking action became non-existent, rolled off end of runway into mud. Nose gear sank into deep mud and collapsed nose gear. No injuries.

Original NASA ASRS Text

Title: SMT TWIN PLT LANDED AT TOA AND WENT OFF THE RWY END. NOSE GEAR COLLAPSED.

Narrative: CEILING 400-500 FT OVCST WITH LIGHT TO MODERATE RAIN VARIABLE. TOUCHED DOWN AT 100 KTS WITH 15 KT TAILWIND. EXCESSIVE WATER PUDDLES ON LAST 1/4 MI RWY. BRAKING ACTION BECAME NON-EXISTENT, ROLLED OFF END OF RWY INTO MUD. NOSE GEAR SANK INTO DEEP MUD AND COLLAPSED NOSE GEAR. NO INJURIES.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.