AirNav: MA74 - Larson's Seaplane Base

MA74

Larson's Seaplane Base
Tyngsboro, Massachusetts, USA

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FAA INFORMATION EFFECTIVE 15 MAY 2025

Location

FAA Identifier:	MA74
Lat/Long:	42-41-29.3230N 071-25-05.2300W 42-41.488717N 071-25.087167W 42.6914786,-71.4181194 (estimated)
Elevation:	90 ft. / 27 m (estimated)
Variation:	16W (1985)
From city:	1 mile NE of TYNGSBORO, MA
Time zone:	UTC -4 (UTC -5 during Standard Time)
Zip code:	01879

Seaplane Base Operations

Seaplane Base use:	Private use. Permission required prior to landing
Control tower:	no
ARTCC:	BOSTON CENTER
FSS:	BRIDGEPORT FLIGHT SERVICE STATION
Attendance:	DAYLIGHT HOURS
Wind indicator:	no
Segmented circle:	no

Seaplane Base Communications

WX AWOS-3PT at ASH (7 nm NW):	125.1 (603-578-0473)
WX ASOS at LWM (13 nm E):	PHONE 978-687-8017
WX ASOS at BED (14 nm SE):	124.6 (781-372-5512)
WX ASOS at MHT (15 nm N):	119.55 (603-626-6902)
WX ASOS at FIT (17 nm SW):	135.175 (978-343-9121)

Nearby radio navigation aids

VOR radial/distance	VOR name	Freq	Var
BOSr333/27.6	BOSTON VOR/DME	112.70	16W
GDMr087/29.6	GARDNER VOR/DME	116.95	14W
CONr183/32.4	CONCORD VOR/DME	112.90	15W

NDB name		Hdg/Dist		Freq		Var		ID
FITZY		170/11.5		209		15W		MJ	-- .---

Seaplane Base Services

Runway Information

Runway 13W/31W

Dimensions:	2500 x 400 ft. / 762 x 122 m
Surface:	water
	RUNWAY 13W	RUNWAY 31W
Traffic pattern:	left	left

Seaplane Base Ownership and Management from official FAA records

Ownership:	Privately-owned
Owner:	KAREN M. TAFT 12 LARSON AVE TYNGSBORO, MA 01879 Phone 978-649-7172
Manager:	KAREN M. TAFT 12 LARSON AVE TYNGSBORO, MA 01879 Phone 978-649-7172

Additional Remarks

-	FOR CD CTC BOSTON APCH AT 603-594-5551.

Instrument Procedures

There are no published instrument procedures at MA74.

Some nearby airports with instrument procedures:

KASH - Boire Field Airport (7 nm NW)
KLWM - Lawrence Municipal Airport (13 nm E)
KBED - Laurence G Hanscom Field Airport (14 nm SE)
KMHT - Manchester Boston Regional Airport (14 nm N)
6B6 - Minute Man Air Field (15 nm S)
KFIT - Fitchburg Municipal Airport (17 nm SW)

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Area around MA74 (Larson's Seaplane Base)

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Aerial photo

Sectional chart

Airport distance calculator
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Sunrise and sunset

Times for 15-May-2025

	Local (UTC-4)	Zulu (UTC)
Morning civil twilight	04:52	08:52
Sunrise	05:24	09:24
Sunset	20:00	24:00
Evening civil twilight	20:32	00:32

Current date and time

Zulu (UTC)	15-May-2025 18:08:54
Local (UTC-4)	15-May-2025 14:08:54

METAR

KASH 6nm NW	151756Z 00000KT 10SM OVC019 21/17 A2992 RMK AO2 SLP131 60000 T02060167 10206 20150 58016
KLWM 13nm E	151754Z 00000KT 10SM OVC010 19/16 A2994 RMK AO2 CIG 009V014 SLP137 60011 T01890161 10194 20150 58013
KBED 14nm S	151751Z 05005KT 10SM OVC008 19/17 A2991 RMK AO2 SLP139 60014 T01890172 10189 20150 58011
KMHT 15nm N	151753Z VRB03KT 10SM BKN030 BKN055 BKN080 22/16 A2990 RMK AO2 SLP136 60001 T02220161 10222 20144 58015
KFIT 17nm SW	151752Z AUTO 09004KT 8SM OVC007 19/17 A2992 RMK AO2 SLP132 60001 T01890167 10189 20150 58013

TAF

KBED 14nm S	151744Z 1518/1618 06004KT P6SM BKN007 FM160200 14003KT 1/2SM FG OVC003 FM161300 16003KT 6SM BR BKN008
KMHT 15nm N	151737Z 1518/1618 VRB03KT P6SM BKN015 FM152000 VRB04KT P6SM BKN020 FM160000 00000KT P6SM OVC005 FM160600 00000KT 1SM BR OVC004 FM161300 00000KT 2SM BR SCT003 FM161500 00000KT P6SM BKN013

NOTAMs

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