Old Boundary Spring
Old Boundary Spring is a spring in California, at a modelled elevation of 1,920 m. Lassen Peak stands 3,187 m to the south-southwest, 2.7 miles off. The nearest named place is Survivors Hill, a peak 0.7 miles away.
How to reach it
Named places within 25 miles
- Survivors Hill: 0.7 mi
- Raker Peak: 0.9 mi
- Crescent Crater: 1.4 mi
- Krummholz Dome: 2.0 mi
- Chaos Crags: 2.2 mi
- Cascade Springs: 3.6 mi
- Cold Boiling Spring: 4.6 mi
- Onion Springs: 5.3 mi
- Supans Springs: 5.8 mi
- Tophet Springs: 5.8 mi
- Crescent Cliff: 3.6 mi
- Crystal Cliffs: 10.6 mi
- Warner Valley Rim: 12.4 mi
- Red Cliff: 13.5 mi
- Gray Cliff: 13.9 mi
- Devastated Area: 0.9 mi
- Hot Rock: 0.9 mi
- Seismograph: 4.4 mi
- Bumpass Hell: 4.6 mi
- Sulphur Works: 5.8 mi
- Kings Creek Falls: 4.8 mi
- Mill Creek Falls: 5.9 mi
- Bluff Falls: 8.1 mi
- Deadhorse Falls: 19.7 mi
- Deer Creek Falls: 22.2 mi
- Turquoise Pool: 4.6 mi
- Big Boiler: 4.6 mi
- Pyrite Pool: 4.7 mi
- Drakesbad Hot Springs: 6.9 mi
- Terminal Geyser: 8.9 mi
- Kings Creek Picnic Area: 4.4 mi
- Hat Creek Campground Picnic Area: 10.2 mi
- Old Station Day Use Area: 10.6 mi
- Elam Picnic Area: 19.1 mi
- Chester Park: 19.7 mi
- Dig It Meadow: 20.3 mi
- Swain Mountain Experimental Forest: 20.5 mi
- Meadow Park: 21.3 mi
- Shingletown Rest Area: 18.5 mi
- Bogard Rest Area: 19.6 mi
- Lake Almanor Rest Area: 22.6 mi
- Mount Harkness Lookout: 11.4 mi
- Fort Maxwell: 13.3 mi
- Lassen Volcanic National Park: 4.0 mi
- Chester-Lake Almanor Museum: 19.8 mi
- Totem Pole: 21.4 mi
- Catfish Beach: 21.7 mi
Summits around it
The highest named summits within 12.0 miles of Old Boundary Spring. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Lassen Peak | SSW 207° | 3,187 m | 2.7 mi |
| Brokeoff Mountain | SW 218° | 2,814 m | 6.8 mi |
| Eagle Peak | SSW 212° | 2,811 m | 3.7 mi |
| Mount Diller | SW 219° | 2,750 m | 5.3 mi |
| Ski Heil Peak | SSW 212° | 2,721 m | 4.1 mi |
| Mount Helen | SSW 197° | 2,694 m | 3.8 mi |
| Pilot Pinnacle | SW 216° | 2,672 m | 4.6 mi |
| Bumpass Mountain | SSW 192° | 2,664 m | 4.4 mi |
When to go
Light through the year
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 07:10 | 18:42 | 19:18 |
| June solstice | 05:36 | 19:59 | 20:41 |
| September equinox | 06:54 | 18:29 | 19:05 |
| December solstice | 07:27 | 15:59 | 16:43 |
Local time (America/Los_Angeles).
Climate normals
Months averaging 50–80 °F: Jun–Sep.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °F | 32 | 32 | 35 | 39 | 48 | 55 | 63 | 62 | 57 | 46 | 37 | 31 |
| Precip in | 6.5 | 5.5 | 6.4 | 4.3 | 2.9 | 1.3 | 0.3 | 0.3 | 0.7 | 2.7 | 4.7 | 6.5 |
1991–2020 U.S. Climate Normals, NOAA NCEI — Manzanita Lake, 5 mi away.
Inside the official boundary of Lassen Volcanic National Park. Quietest months by visitation: Dec and Mar; busiest: Jul.
NPS visitation statistics, monthly averages 2021–2025 (2020 excluded).
- Snowplant111 obs
- Scarlet Gilia58 obs
- Narrowflower Lupine57 obs
- woodland pinedrops39 obs
- western columbine32 obs
- pearly everlasting32 obs
- Common Golden-mantled Ground Squirrel27 obs
- Corn Lily24 obs
Research-grade iNaturalist community observations within 3 km — what people have recorded, not a species inventory.
Where this comes from
Location and category confirmed against OpenStreetMap.
OpenStreetMapWikidataOpenStreetMap element node/12779982788
Day trips start here
- Lassen Volcanic National Park · 4 mi
- Shingletown · 20 mi
Take the scenic way to Old Boundary Spring.
Byway plans around your taste, verified places, real weather and opening hours — then opens every leg in Google Maps with one tap.