The south side of Mount Carrigain drains into the Sawyer River, thence into the Saco River, which drains into the Gulf of Maine at Saco, Maine.
The east side of Mt. Carrigain drains into Carrigain Brook, thence into the Sawyer River. The north side of Carrigain drains into the East Branch of the Pemigewasset River, a tributary of the Merrimack River, which drains into the Gulf of Maine at Newburyport, Massachusetts. The west side of Carrigain drains into the Carrigain Branch of the East Branch of the Pemigewasset.
Climate
Climate data for Mount Carrigain 44.0915 N, 71.4483 W, Elevation: 4,196 ft (1,279 m) (1991–2020 normals)
10-mile (16 km) bushwhack, approx. 9 hours, via route below
Vose Spur is a subpeak of Mount Carrigain, named after George L. Vose. The summit is densely wooded. It is officially trailless and counts as one of New England's one hundred highest summits. Several different approaches are possible. A talus field on the eastern slope, can be reached by bushwhacking from the Carrigain Notch Trail and offers outstanding views into Carrigain Notch and over to Mount Lowell.
^Laura and Guy Waterman. Forest and crag. Appalachian Mountain Club. ISBN9780910146753.
^"PRISM Climate Group, Oregon State University". PRISM Climate Group, Oregon State University. Retrieved October 22, 2023. To find the table data on the PRISM website, start by clicking Coordinates (under Location); copy Latitude and Longitude figures from top of table; click Zoom to location; click Precipitation, Minimum temp, Mean temp, Maximum temp; click 30-year normals, 1991-2020; click 800m; click Retrieve Time Series button.