FAA Information Effective: Jul 10, 2025
All information is provided from the FAA unless otherwise noted.
(B18) Alton Bay Seaplane Base
No ratings | No reviews
Overview
Attendance:
Unattended
Unattended
FAA
Runways:
Elevation:
504 ft (Estimated)
Tower:
No
Airspace:
Unknown
Fees:
None
Timezone:
EDT (UTC-04:00)
Sunrise-Sunset:
5:27 am - 8:17 pm
Evening-Morning Civil Twilight:
8:51 pm
(Today)
(Today)
-
4:55 am
(Tomorrow)
(Tomorrow)
FBOs and Other Businesses
Submit New FBO
AOPA Travel Discounts 
FlightBridge is the ultimate all-in-one travel booking platform built for the general aviation community. AOPA Members receive free access to FlightBridge with AOPA discounted rates automatically applied. Members save an average of 30% on hotel bookings! Learn more about FlightBridge HERE.
Local Food/Lodging/Activities
Local Attractions
Local Activities
Restaurants
Hotels and Lodging
Travel Discounts
Viewland Campground
(603) 875-7100
(603) 875-2600
(603) 875-6000
Shibley's on the pier
(603) 875-3636
(603) 875-6363
(603) 875-8899
Sandy Point Restaurant
(603) 875-6001
(603) 875-3365
B18
Viewland Campground
Parker Marine
Sandy Point Beach Resort
Shibley's on the pier
Pop's Clam Shell
JP China
Sandy Point Restaurant
Big Lake Taxi & Limo
Flying Clubs
Submit New Flying Club
Waterway 01W/19W
Dimensions:
2,600 × 100 ft
(792 × 30 m)
(792 × 30 m)
Weight Bearing Cap:
n/a
Surface:
water
Runway Edge Lights:
n/a
Comments:
Rwy 01W Thld Aprxly 100 Ft Northeast of Floating Bandstand.
FAA
Rwy 01W/19W Has Ice in Winter Plowed to Aprxly 2730 Ft. Ck Notams for Ice Rwy Conds.
FAA
| Designator: | 01W | 19W |
| Elevation: | n/a | n/a |
| Heading: | n/a | n/a |
| Traffic Pattern: | Not provided. Assume LEFT traffic pattern | Not provided. Assume LEFT traffic pattern |
| Markings: | n/a | n/a |
| Obstructions: | Building, 109 ft Left ft of center, 12 ft high, 161 ft from end, 13:1 clearance slope | n/a |
| Comments: | n/a | n/a |
TFRs
Location: B18
Please verify all content below using the FAA TFR Search Site or with a flight briefer.
TFR count: 0
NOTAMs
Location: B18
Please verify all content below using the FAA NOTAM Search Site or with a flight briefer.
NOTAM count: 1
| Number: | Start Date: (UTC) | End Date: (UTC) | Condition: |
|---|---|---|---|
| 06/099 | 06/16/2025 1629 | 09/15/2025 0400 | OBST TOWER LGT (ASR 1044047) 433646.80N0710312.40W (11.5NM NE B18) 1299.9FT (214.9FT AGL) U/S |
Additional Remarks
All Seaplane Tkofs & Ldgs Must be N of the Bandstand. All Tvl S of the Bandstand Must not Exceed Headway Spd.
Source:
FAA
Federal Aviation Administration
For Clearance Delivery Contact Boston Approach 603-594-5552.
Source:
FAA
Federal Aviation Administration
For Seaplane Prkg & Ice Rwy Conds Call Airport Manager 603-545-2315.
Source:
FAA
Federal Aviation Administration
Rwy 01W/19W Pwrline Mkd with Orange Balls 1000 Ft S of Thr At S End; Less Than 30 Ft Hgt Alg Roadway.
Source:
FAA
Federal Aviation Administration
Tkof & Ldg Using Rwy 19W Prohibited Jan - Mar.
Source:
FAA
Federal Aviation Administration
Ice in winter plowed to approximately 2300´. Check NOTAMS for ice rwy conditions
Source:
AM
Airport Manager
Noise Abatement
| Runway: | Applies to: | Approach/Departure: | Text: |
|---|---|---|---|
| All | All Aircraft | Both | courtesy/avoid taking off to S & turning over town |
Instrument Procedures
Data Cycle:
Operations & More Information
Lat/Long:
- 43.47758, -71.23700
- 43° 28′ 39.3″ N, 71° 14′ 13.2″ W
- 43° 28.655′ N, 71° 14.220′ W
ARTCC:
Boston (ZBW)
App/Depart Control Facility:
Unknown
Chart:
NACO: New York Sectional
FSS:
Bangor (BGR)
1-800-WX-BRIEF
1-800-WX-BRIEF
Wind Indicator:
Yes
Mag Var:
16W (1990)
NOTAM Facility:
Seg Circle:
No
Beacon:
Not Present
Lighting:
No lighting reported.
Pattern Altitude:
Light Aircraft 1500 MSL
AM
Special Operations:
Communications Card
| Type: | Frequency / Phone: | Sector / Comments: | Call Sign: |
|---|---|---|---|
| CTAF | 122.8 | ||
| UNICOM | 122.8 |
Navaids
Services
Aircraft & Activity
Webcams
METARs
METARs from this airport:
METARs from nearby reporting stations:
TAFs
TAFs from nearby airports:
KCON TAF
20 nm SW
Issued:
11:26 PM GMT
(5 hours ago)
Today 12:00 AM - 1:00 PM GMT
Today 1:00 PM - 4:00 PM GMT
Today 4:00 PM - Tomorrow 12:00 AM GMT
Vis:
6+
SM
Wind:
@
11
G
21
KT
Cld:
- Broken clouds 25000' AGL
Wx:
N/A
KPSM TAF
31 nm SE
Issued:
11:26 PM GMT
(5 hours ago)
Today 12:00 AM - 3:00 PM GMT
Vis:
6+
SM
Wind:
@
10
KT
Cld:
- Broken clouds 25000' AGL
Wx:
N/A
Today 3:00 PM - 11:00 PM GMT
Vis:
6+
SM
Wind:
@
11
G
20
KT
Cld:
- Broken clouds 25000' AGL
Wx:
N/A
Today 11:00 PM - Tomorrow 12:00 AM GMT
Vis:
6+
SM
Wind:
@
8
KT
Cld:
- Scattered clouds 25000' AGL
Wx:
N/A
KMHT TAF
34 nm S
Issued:
11:26 PM GMT
(5 hours ago)
Today 12:00 AM - 3:00 PM GMT
Today 3:00 PM - 7:00 PM GMT
Vis:
6+
SM
Wind:
@
11
G
21
KT
Cld:
- Broken clouds 13000' AGL
Wx:
Light Rainshowers
Today 7:00 PM - 10:00 PM GMT
Vis:
6+
SM
Wind:
@
11
G
22
KT
Cld:
- Broken clouds 9000' AGL
Wx:
N/A
Today 10:00 PM - Tomorrow 12:00 AM GMT
Vis:
6+
SM
Wind:
@
13
G
23
KT
Cld:
- Scattered clouds 13000' AGL
Wx:
N/A
KPWM TAF
42 nm E
Issued:
11:26 PM GMT
(5 hours ago)
Today 12:00 AM - 4:00 PM GMT
Today 4:00 PM - 9:00 PM GMT
Vis:
6+
SM
Wind:
@
10
G
19
KT
Cld:
- Broken clouds 25000' AGL
Wx:
N/A
Today 9:00 PM - Tomorrow 12:00 AM GMT
Vis:
6+
SM
Wind:
@
12
G
24
KT
Cld:
- Broken clouds 9000' AGL
Wx:
N/A
Contact Addresses
Airport Manager
Jason Leavitt
Concord, NH 03302
(603) 545-2315 (Office)
Owner
State of New Hampshire
Concord, NH 03302
(603) 271-2552 (Office)
Remarks:
Public Waters of the State of Nh.
FAA
Airport Reviews
Nearby Events
- No nearby events found.
Travel Articles
- Pilots whose winter flying plans were to include landing on a much-favored ice runway in Alton Bay, New Hampshire, have learned some disappointing news: The seasonal surface has not sufficiently solidified for safe use this year.
- Ice runway opens for season1/23/19New Hampshire’s Alton Bay ice airport opened for the 2019 season on Jan. 22. The seasonal, public-use runway on Lake Winnipesaukee, at the charted location of the Alton Bay Seaplane Base in Alton Bay, is believed to be the only charted ice airport in…