Aerial imagery: USGS National Map (public domain)
Sebosis Brook — Streams 34.0 Miles WSW of Chapman Inn
Coos County, New Hampshire · USGS Mount Dartmouth Quadrangle · GNIS 872640
34.0 miles west-southwest of Chapman Inn, on the USGS Mount Dartmouth topographic quadrangle, Sebosis Brook is a stream recorded in Coos County, New Hampshire by the federal Geographic Names Information System.
Landmark Profile
Classification & USGS reference
The USGS Mount Dartmouth 7.5-minute topographic quadrangle places Sebosis Brook in Coos County, New Hampshire (FIPS 33/007), classified as a stream in the federal GNIS (Feature ID 872640). Last revised by the Board on Geographic Names on 02/03/2021.
Coordinates & physical setting
Sebosis Brook sits at 44.25175° N, 71.44159° W (DMS 44°15′06″ N, 71°26′30″ W).
As a linear feature its source lies near 44.23376° N, 71.38297° W (DMS 44°14′02″ N, 71°22′59″ W) — useful for anglers and paddlers tracing the upstream end.
Other streams in Coos County, New Hampshire
Coos County, NH contains 300 streams catalogued in the USGS Geographic Names Information System, counting Sebosis Brook itself. The ones closest to Sebosis Brook:
| Feature | USGS Quadrangle | Distance |
|---|---|---|
| Dartmouth Brook | Mount Dartmouth | 0.5 mi |
| Crawford Brook | Crawford Notch | 0.6 mi |
| Halfway Brook | Mount Dartmouth | 1.9 mi |
| Abenaki Brook | Mount Dartmouth | 1.9 mi |
| Deception Brook | Mount Dartmouth | 2 mi |
| Assaguam Brook | Mount Dartmouth | 2.2 mi |
| Gibbs Brook | Crawford Notch | 2.4 mi |
| Mount Pleasant Brook | Mount Dartmouth | 2.6 mi |
| Sokokis Brook | Mount Dartmouth | 2.9 mi |
| Elephant Head Brook | Crawford Notch | 3 mi |
Features on the USGS Mount Dartmouth Quadrangle
The Mount Dartmouth 7.5-minute topographic quadrangle holds 32 catalogued natural features alongside Sebosis Brook. A sampling nearest to this location:
| Feature | Type | County | Offset |
|---|---|---|---|
| Dartmouth Brook | Streams | Coos County, NH | 0.5 mi |
| Upper Falls | Waterfalls | Coos County, NH | 1.2 mi |
| Little Mount Deception | Summits | Coos County, NH | 1.6 mi |
| Halfway Brook | Streams | Coos County, NH | 1.9 mi |
| Abenaki Brook | Streams | Coos County, NH | 1.9 mi |
| Mount Oscar | Summits | Grafton County, NH | 2 mi |
| Deception Brook | Streams | Coos County, NH | 2 mi |
| Assaguam Brook | Streams | Coos County, NH | 2.2 mi |
| Lower Falls | Waterfalls | Coos County, NH | 2.5 mi |
| Mount Pleasant Brook | Streams | Coos County, NH | 2.6 mi |
Historical record
The U.S. Board on Geographic Names recorded a Official (Board Decision) on January 1, 1936 for this name.
Visiting from Chapman Inn
Distance, bearing & drive time
Chapman Inn sits 34.0 miles west-southwest (bearing WSW) of Sebosis Brook. At moderate back-road speeds the drive runs about 58 minutes — comfortably inside a half-day outing window after breakfast.
Best time to visit
Best observed in late spring and early summer when flow is strong and banks are visible. Being this far north (lat 44.252°), first snows typically arrive by mid-October and linger into early May — narrow the window accordingly. At 34.0 miles from the Inn, block the full day — sunrise start, late return, packed meals. Conditions at Sebosis Brook track the nearby Dartmouth Brook stream (0.5 mi away) closely — if that is runnable, so is this.
Nearest features to Sebosis Brook
| Feature | Type | County | Distance |
|---|---|---|---|
| Dartmouth Brook | Streams | Coos County, NH | 0.5 mi |
| Crawford Brook | Streams | Coos County, NH | 0.6 mi |
| Upper Falls | Waterfalls | Coos County, NH | 1.2 mi |
| Mount Stickney | Summits | Grafton County, NH | 1.3 mi |
| Mount Echo | Summits | Grafton County, NH | 1.6 mi |
Frequently Asked Questions
Where is Sebosis Brook located?
Sebosis Brook is in Coos County, New Hampshire, approximately 34.0 miles west-southwest of Chapman Inn in Bethel, Maine. It appears on the USGS Mount Dartmouth topographic quadrangle.
How far is Sebosis Brook from Chapman Inn?
The drive runs about 58 minutes, 34.0 miles west-southwest (bearing WSW) of the Inn.
What type of natural feature is Sebosis Brook?
The U.S. Geological Survey classifies Sebosis Brook as a stream, catalogued under GNIS Feature ID 872640 on the Mount Dartmouth quadrangle.
When is the best time to visit Sebosis Brook?
Best observed in late spring and early summer when flow is strong and banks are visible.
How many other streams are in Coos County, New Hampshire?
GNIS lists 299 other streams in Coos County, New Hampshire.