Tuolumne, California, US |
|
| Usual Difficulty | V (for normal flows) |
|---|
| Name | Range | Difficulty | Updated | Level |
|---|---|---|---|---|
| TUOLUMNE R AB EARLY INTAKE NR MATHER CA | ||||
| usgs-11276600 | 200 - 600 cfs | V | 00h40m | 69 cfs (rc= -0.3 ) |
Messages at Boof.com imply that this section has had exploratory descents, but otherwise
there has been very little information about this section of river. It was kayaked in 2008
and a trip report is linked below.
Aerial photos on the map tab show that much of this section is low gradient separated by usually
short sections of falls or cascades. One long section of boulders and cascades
squeezed between major cliffs, appears to be a significant obstacle.
Take out: Early Intake is only a few miles away from Holm Powerhouse, the
put in for the regular Cherry creek run. From Highway 120 near Colfax Spring, find
the Cherry Lake Rd, (Forest Rd 1N07). It is unclear if the best take-out
is on the small reservoir at Early Intake or upstream near where the road makes a
switchback.
google map.
Put in: From the take out, backtrack a short ways to Forest Rd.
1S02, Mather Road. Take this road east through Mather to Hetch
Hetchy. There is a parking lot near the dam. From the dam side of the
parking area, a dirt road leads back downstream to a bridge over the river.
This road may be gated.
google map.
Other Information Sources:
Poopenaut Gorge
of the Tuolumne V-V+ (P) Trip report at Jefferson State
Creeking.
HETCH HETCHY: Panoramic Photos of Hetch Hetchy from the dam and
nearby.
Restore Hetch
Hetchy An organization working to remove the dam and restore the valley of
Hetch Hetchy.
Photo
Tour of Hetch Hetchy By Betsy Malloy at About.com
Yosemite Park: Tuolumne
River/Tuolumne Meadows Plan
2008 Tuolumne Planning Workbook page
There are ongoing biological studies being conducted by Hetch Hetchy Water and Power. Study information
Hetch Hetchy reservoir spills during the spring of many years. Most spill flows will probably be too high for boating in this section, so your best bet will be at the very beginning and the very end of spill. There is a USGS gauge available for this section. Ben Stookesbury reported after a 2008 trip that he would have prefered more than 200 cfs, but not a lot more.
| Name | Range | Difficulty | Updated | Level | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| TUOLUMNE R AB EARLY INTAKE NR MATHER CA | ||||||||||||
| usgs-11276600 | 200 - 600 cfs | V | 00h40m | 69 cfs (rc= -0.3 ) | ||||||||
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| When | River/Gauge | Subject | Level | Reporter |
|---|---|---|---|---|
| 2y338d11h23m | Tuolumne [CA] |
O'Shaughnessy Dam, Hetch Hetchy |
n/a | Thomas O'Keefe |
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