- Elevation, modelled
- 150 m
- Tallest summit within 25 miles
- Hines Hill336 m · 23.5 mi
- Nearest byway
- Great River Road97.0 mi off
- Sunset, June solstice
- 20:28local time
- Coordinates
- 36.4978, -91.5359
Mammoth Spring is a spring in Arkansas, at a modelled 150 m. Hines Hill stands 336 m to the northwest, 23 miles off. The nearest named place is Mammoth Spring State Park, a park 0.2 miles away. Great River Road passes 97 miles off. 116 named places lie within 25 miles, 39 of them named summits.
Mammoth Spring is the tenth largest spring in the world gushing forth nine million gallons of water per hour. The town Mammoth Spring is named after this site.
Summits around it
The highest named summits within 25 miles of Mammoth Spring. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Hines Hill | NW 312° | 336 m | 23.5 mi |
| Wallace Knob | WSW 245° | 333 m | 20.0 mi |
| Wildcat Knob | WSW 257° | 326 m | 19.5 mi |
| Salem Knob | WSW 243° | 323 m | 18.0 mi |
| Pine Hill | WSW 254° | 308 m | 18.1 mi |
| Mosby Hill | NE 35° | 294 m | 24.2 mi |
| Wild Cat Hill | NE 34° | 281 m | 16.5 mi |
| Turkey Knob | WSW 248° | 278 m | 19.9 mi |
- 97.0 mi off the Great River RoadNational
116 named places within 25 miles
- Britton Hill: 6.3 mi
- Rock Quarry Hill: 9.8 mi
- Mount Mesara: 10.3 mi
- Biggers Hill: 12.2 mi
- Bowman Hill: 15.1 mi
- Mammoth Spring State Park: 0.2 mi
- Mammoth Spring Park: 0.5 mi
- Grand Gulf State Park: 7.1 mi
- Loberge Park: 12.9 mi
- Papoosa Park: 13.2 mi
- Sand Spring: 17.8 mi
- Mud Spring: 19.3 mi
- Blue Spring: 19.6 mi
- Jones Spring: 19.7 mi
- Sullivan Spring: 19.8 mi
- Perry Bluff: 14.1 mi
- Hurricane Bluff: 20.0 mi
- Cane Bluff: 21.9 mi
- Watts Bluff: 22.0 mi
- Baker Bluff: 23.9 mi
- Rock of Ages: 23.0 mi
- Howell County War Memorial: 23.1 mi
- Polly the Parrot: 23.1 mi
- Civil War Skirmish: 23.7 mi
- Grizzly Statue: 23.9 mi
- Mott: 15.9 mi
- Carson: 20.8 mi
- Coin: 21.2 mi
- Riverton: 21.3 mi
- Turners Mill: 23.8 mi
- Totem pole: 13.2 mi
- Totem pole: 13.2 mi
- Totem Pole: 13.2 mi
- Hardy History Museum: 13.0 mi
- James P. Harlin Museum: 23.7 mi
- White Ranch Conservation Area: 17.9 mi
- Hall's Creek Canyon Natural Area: 21.2 mi
- Picnic Area: 23.4 mi
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:11 | 18:44 | 19:18 |
| June solstice | 05:49 | 19:50 | 20:28 |
| September equinox | 06:55 | 18:31 | 19:05 |
| December solstice | 07:15 | 16:15 | 16:55 |
Local time (America/Chicago).
Months averaging 50–80 °F: Apr–Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 35 | 39 | 48 | 57 | 66 | 74 | 78 | 77 | 70 | 58 | 47 | 38 |
| Precip in | 3.6 | 3.5 | 4.6 | 5.2 | 5.3 | 3.3 | 3.9 | 3.5 | 3.6 | 3.8 | 4.6 | 3.8 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Mammoth Spring, under a mile away.
Months at or above the year’s average flow: Mar–Jun — fullest in May, leanest in Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean cfs | 530 | 575 | 642 | 911 | 1,045 | 844 | 447 | 382 | 357 | 327 | 410 | 477 |
USGS monthly mean discharge at gauge Spring River near Mammoth Spring, AR, 2 mi away — the nearest gauge, which can sit on a different stream.
Location and category confirmed against OpenStreetMap.
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