Scenic Hot Springs Conditions, April 5th, 2007
Conditions: Clear, sunny skies, 50F @ Pools; 68F on the Upper BPA Road. Snow is still 2-4 ft deep, wet & heavy. Melt is accelerating. Snowshoes are not required as snow will support boots. Some icy areas under shade.
Spring Source
East #1 (Lobster Upper): 96.1F, Flow: 15.35 gpm (measured)
East #2 (Lobster Lower): 68.8F, disconnected from feed tube
Feed was back in place supplying the pool.
West #1 (Bear): 106.6F
West #2 (Bear): 108.3F, Combined Flow: 5.8 gpm (measured)
Pool Temperatures:
Lobster Half: Inlet 95.2F, Pool 93F
Bear Den Half: Inlet 107.5F, Pool 95.9F
Could be hotter except for some mixing with the cooler water from the Lobster side.
With the snow melting and the recent rain, you would expect Lobster to remain flowing very cold and at high rates. That was not the case; both the Lobster Springs are at higher than expected temps and more normal flow rates. At the upper source, where two springs come together at the outlet, the westerly fracture that produces most of the cold spring melt is dry. All flow is coming from the easterly fracture and it is hot enough for a warm soaking pool. It is unknown why this spring has suddenly dried up. I see no modifications to the source.
Water Quality
Someone has been cleaning the Bear Den side and it was relatively clean. The Lobster side was algae-encrusted through lack of use and attention (and cooler temps). A layer of dark algae sedimentation three inches thick covered the bottom of the pool.
Pool was completely scrubbed, algae blanket siphoned out and then a siphon set to completely drain the pool and refill with fresh water. I left the feeds in place to refill the pools.
Site Conditions
The area around the sources and pool is snow free, although large cornices of heavy snow remain above the pool site. The trail above the pool also shows moderate movement of the supporting soil below with fracture lines on the trail. Stay to the inside. Site is drying out with the warm weather. Some litter but under control.
Note: As of Monday night we have a large series of showers running through the area. The snowline has dropped back down to 2,000 feet and forecasters are calling for two to three inches of fresh snow (the gate just inside FS850 is at 2,400 ft, the pools at 3,520 ft). The lowered snowline will firm up the existing snow and worsen the icy conditions from an overnight freeze.
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Adding to my nude time is that I take a not-so-well-known hiker's back trail that avoids the highway completely so that I can hike nude straight from my car the two and a half miles to the hot spring pools. It makes for close to eight hours au natural and some pretty impressive scenery along the way (including the torrentious water volume over Scenic Creek Falls).
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But anyway, on with the condition report:
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All of the snow bridges created by running creeks, have collapsed . . . however, melt from beneath is making some snow cover unstable.
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