- Elevation, modelled
- 132 m
- Tallest summit within 25 miles
- Mosby Hill294 m · 9.0 mi
- Nearest byway
- Great River Road85.5 mi off
- Sunset, June solstice
- 20:27local time
- Coordinates
- 36.6692, -91.2011
Turtle Island Spring is a spring in Missouri, at a modelled 132 m. Mosby Hill stands 294 m to the north-northwest, 9.0 miles off. The nearest named place is Boze's Mill Spring, a spring 0.5 miles away. Great River Road passes 86 miles off. 109 named places lie within 25 miles, 33 of them named summits.
Summits around it
The highest named summits within 25 miles of Turtle Island Spring. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Mosby Hill | NNW 330° | 294 m | 9.0 mi |
| Wolf Mountain | ESE 113° | 281 m | 6.4 mi |
| Wild Cat Hill | W 281° | 281 m | 9.4 mi |
| Green Mountain | N 2° | 275 m | 17.5 mi |
| Bald Hill | SE 140° | 251 m | 6.9 mi |
| Britton Hill | SW 222° | 250 m | 23.2 mi |
| Conner Hill | NE 34° | 239 m | 2.2 mi |
| Turkey Knob | E 88° | 234 m | 2.4 mi |
- 85.5 mi off the Great River RoadNational
109 named places within 25 miles
- Boze's Mill Spring: 0.5 mi
- Conner Spring: 1.1 mi
- Mitchel Spring: 1.3 mi
- Powder Mill Spring: 2.2 mi
- Fiddler Spring: 4.3 mi
- Conner Hill: 2.2 mi
- Turkey Knob: 2.4 mi
- Tater Hill: 3.8 mi
- Wolf Mountain: 6.4 mi
- Bald Hill: 6.9 mi
- Riverton Access: 1.4 mi
- Hufstedler's Canoe Rental: 1.5 mi
- Richard's Canoe Rental: 10.8 mi
- Ripley Lake Recreation Area: 13.6 mi
- Compton Recreation Area: 16.1 mi
- Riverton: 1.4 mi
- Coin: 2.4 mi
- Turners Mill: 7.6 mi
- Bennett: 11.8 mi
- Ponder: 13.2 mi
- Brawley Bluff: 13.5 mi
- Cane Bluff: 14.3 mi
- Tunnel Bluff: 17.4 mi
- Tunnel Bluff: 17.4 mi
- Deer Leap: 17.4 mi
- Picnic Area: 11.2 mi
- Float Camp: 18.1 mi
- Overcup Fen Natural Area: 23.3 mi
- Hall's Creek Canyon Natural Area: 24.3 mi
- Big Spring: 22.7 mi
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:09 | 18:43 | 19:17 |
| June solstice | 05:47 | 19:49 | 20:27 |
| September equinox | 06:53 | 18:29 | 19:03 |
| December solstice | 07:14 | 16:13 | 16:53 |
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 | 33 | 37 | 46 | 56 | 65 | 73 | 77 | 76 | 68 | 57 | 45 | 36 |
| Precip in | 3.0 | 3.4 | 4.5 | 4.7 | 5.6 | 3.3 | 4.0 | 3.9 | 3.5 | 3.8 | 4.4 | 3.3 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Alton, 11 mi away.
Months at or above the year’s average flow: Feb–Jun — fullest in Apr, leanest in Oct.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean cfs | 792 | 851 | 1,115 | 1,390 | 1,269 | 919 | 640 | 525 | 456 | 452 | 606 | 716 |
USGS monthly mean discharge at gauge Eleven Point River near Bardley, MO, 1 mi away — the nearest gauge, which can sit on a different stream.
Location and category confirmed against OpenStreetMap.
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