Wikimedia Commons contributors (CC-BY-SA)
Upper Ammonoosuc River — Streams 39.0 Miles WNW of Chapman Inn
Coos County, New Hampshire · USGS Groveton Quadrangle · GNIS 870585
Tracing roughly 68 kilometres of Coos County, New Hampshire drainage, Upper Ammonoosuc River is catalogued on the USGS Groveton quadrangle and reaches its closest point 39.0 miles west-northwest of Chapman Inn.
Wikidata short description: “river in the United States of America”
Landmark Profile
Classification & USGS reference
The USGS Groveton 7.5-minute topographic quadrangle places Upper Ammonoosuc River in Coos County, New Hampshire (FIPS 33/007), classified as a stream in the federal GNIS (Feature ID 870585). Last revised by the Board on Geographic Names on 04/19/2019.
Coordinates & physical setting
Upper Ammonoosuc River sits at 44.58894° N, 71.53592° W (DMS 44°35′20″ N, 71°32′09″ W).
As a linear feature its source lies near 44.40738° N, 71.33736° W (DMS 44°24′27″ N, 71°20′14″ W) — useful for anglers and paddlers tracing the upstream end.
Dimensions & elevation
- Length 68.00 km / 42.25 mi
Other streams in Coos County, New Hampshire
Coos County, NH contains 300 streams catalogued in the USGS Geographic Names Information System, counting Upper Ammonoosuc River itself. The ones closest to Upper Ammonoosuc River:
| Feature | USGS Quadrangle | Distance |
|---|---|---|
| Roaring Brook | Groveton | 1.4 mi |
| Moore Brook | Groveton | 1.8 mi |
| Dean Brook | Groveton | 1.8 mi |
| Ames Brook | Stark | 1.9 mi |
| Potter Brook | Groveton | 2.1 mi |
| Parks Brook | Groveton | 2.5 mi |
| Nash Stream | Percy Peaks | 4.3 mi |
| Bog Brook | Stratford | 4.4 mi |
| McCordick Brook | Stark | 4.5 mi |
| Roaring Brook | Percy Peaks | 5.1 mi |
Features on the USGS Groveton Quadrangle
The Groveton 7.5-minute topographic quadrangle holds 16 catalogued natural features alongside Upper Ammonoosuc River. A sampling nearest to this location:
| Feature | Type | County | Offset |
|---|---|---|---|
| Cape Horn | Ridges | Coos County, NH | 1.2 mi |
| Roaring Brook | Streams | Coos County, NH | 1.4 mi |
| Moore Brook | Streams | Coos County, NH | 1.8 mi |
| Dean Brook | Streams | Coos County, NH | 1.8 mi |
| Potter Brook | Streams | Coos County, NH | 2.1 mi |
| Connecticut River Reservoir | Reservoirs | Coos County, NH | 2.3 mi |
| Parks Brook | Streams | Coos County, NH | 2.5 mi |
| Beech Hill | Summits | Coos County, NH | 2.8 mi |
| Washburn Brook | Streams | Essex County, NH | 3.4 mi |
| Emery Brook | Streams | Essex County, NH | 3.8 mi |
Historical record
The Upper Ammonoosuc River is a tributary of the Connecticut River that flows through Coös County in the northern part of the northeastern U.S. state of New Hampshire. Despite its name, the river is not an upstream portion of the Ammonoosuc River, but instead a separate tributary of the Connecticut River flowing from 20 to 60 miles north of the Ammonoosuc. More on Wikipedia →
Visiting from Chapman Inn
Distance, bearing & drive time
Chapman Inn sits 39.0 miles west-northwest (bearing WNW) of Upper Ammonoosuc River. At moderate back-road speeds the drive runs about 67 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 44.589°), first snows typically arrive by mid-October and linger into early May — narrow the window accordingly. At 39.0 miles from the Inn, block the full day — sunrise start, late return, packed meals. Conditions at Upper Ammonoosuc River track the nearby Cape Horn ridge (1.2 mi away) closely — if that is runnable, so is this.
Nearest features to Upper Ammonoosuc River
| Feature | Type | County | Distance |
|---|---|---|---|
| Cape Horn | Ridges | Coos County, NH | 1.2 mi |
| Roaring Brook | Streams | Coos County, NH | 1.4 mi |
| Moore Brook | Streams | Coos County, NH | 1.8 mi |
| Dean Brook | Streams | Coos County, NH | 1.8 mi |
| Ames Brook | Streams | Coos County, NH | 1.9 mi |
Frequently Asked Questions
Where is Upper Ammonoosuc River located?
Upper Ammonoosuc River is in Coos County, New Hampshire, approximately 39.0 miles west-northwest of Chapman Inn in Bethel, Maine. It appears on the USGS Groveton topographic quadrangle.
How far is Upper Ammonoosuc River from Chapman Inn?
The drive runs about 67 minutes, 39.0 miles west-northwest (bearing WNW) of the Inn.
What type of natural feature is Upper Ammonoosuc River?
The U.S. Geological Survey classifies Upper Ammonoosuc River as a stream, catalogued under GNIS Feature ID 870585 on the Groveton quadrangle.
When is the best time to visit Upper Ammonoosuc River?
Best observed in late spring and early summer when flow is strong and banks are visible.
How long is Upper Ammonoosuc River?
Wikidata records a length of 68.00 km (42.25 mi) for Upper Ammonoosuc River.
How many other streams are in Coos County, New Hampshire?
GNIS lists 299 other streams in Coos County, New Hampshire.
Wikidata: Q7898459.