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Larson's Seaplane Base Seaplane BasePrivate
MA74 · Tyngsboro, MA · 90 ft elevation · var 16W · Towered
Airport information
- FAA LID
- MA74
- Coordinates
- 42.6915, -71.4181
- Elevation
- 90 ft MSL
- Magnetic variation
- 16W
- Sectional chart
- NEW YORK
- Airport use
- Private
- Control tower
- Yes
- ARTCC
- BOSTON (ZBW)
- Flight service (FSS)
- BRIDGEPORT
- Attendance
- ALL DALGT
- Segmented circle
- No
- Distance from city
- 1 NE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-20
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 04:32 AM | 08:32Z |
| Sunrise | 05:07 AM | 09:07Z |
| Sunset | 08:27 PM | 00:27Z |
| Evening civil twilight Loggable night begins | 09:02 PM | 01:02Z |
Loggable night (§1.1)
09:02 PM → 04:32 AM
Night currency (§61.57)
09:27 PM → 04:07 AM
Plan a flight from MA74
Runway 13W/31W
2,500 ft × 400 ft · Water 13W
- Heading
- n/a
- Traffic pattern
- Left
31W
- Heading
- n/a
- Traffic pattern
- Left
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| MHT · Manchester | VOR-DME | 114.40 | r206° / 10.8 NM |
| LWM · Lawrence | VOR-DME | 112.50 | r273° / 14.6 NM |
| BOS · Boston | VORTAC | 112.70 | r333° / 27.6 NM |
| GDM · Gardner | VORTAC | 110.60 | r087° / 29.6 NM |
| CON · Concord | VORTAC | 112.90 | r183° / 32.5 NM |
| PSM · Pease | VORTAC | 116.50 | r244° / 35 NM |
| EEN · Keene | VORTAC | 109.40 | r113° / 39 NM |
VFR sectional
No published instrument procedures or Chart Supplement for MA74. VFR sectional link above.
Ownership & management
Owner
KAREN M. TAFT
12 LARSON AVE, TYNGSBORO, MA
978-649-7172
Manager
KAREN M. TAFT
12 LARSON AVE, TYNGSBORO, MA
978-649-7172
Remarks FAA
- VFR WX CONDS ONLY.
- FOR CD CTC BOSTON APCH AT 603-594-5551.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open MA74 in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator.