Draft EIS_072312.pdf - Middle Fork American River Project ...

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20120723-4002 FERC PDF (Unofficial) 07/23/2012 Project Roads Project Trails French Meadows spillway east access road French Meadows dam north leakage weir road Middle Fork American River gage and weir below French Meadows dam road Hell Hole Area Hell Hole dam and powerhouse road and spillway southern access point Rubicon River gage and weir below Hell Hole dam road Hell Hole dam leakage weir road Hell Hole dam spillway northern access point French Meadows—Hell Hole tunnel portal road French Meadows powerhouse road Hell Hole—Middle Fork tunnel gatehouse road Dormitory facility road Hell Hole dam spillway discharge channel road Long Canyon Area North Fork Long Canyon diversion north road North Fork Long Canyon diversion south road North Fork Long Canyon diversion drop inlet road South Fork Long Canyon diversion and drop inlet access road North Fork Long Canyon crossing removable section north road and parking area 212
20120723-4002 FERC PDF (Unofficial) 07/23/2012 Project Roads Project Trails North Fork Long Canyon crossing removable section south road Middle Fork Interbay Area Middle Fork interbay dam road Passive microwave reflector station above Middle Fork interbay trail Middle Fork interbay dam to powerhouse road Middle Fork powerhouse butterfly valve house road Middle Fork powerhouse penstock and butterfly valve house road Middle Fork powerhouse upper switchyard road Ralston–Oxbow Area Brushy Canyon adit road (project road segment is damaged and closed due to landslide) Oxbow powerhouse Road Ralston powerhouse butterfly valve house road Ralston—Oxbow tunnel intake road Ralston afterbay road and boat ramp Ralston afterbay sediment removal access point Ralston afterbay dam road and afterbay access road 213 Passive microwave reflector station above Ralston afterbay trail Although road maintenance activities on project roads and trails are primarily conducted by PCWA, PCWA and the Forest Service have entered into various agreements related to the maintenance and use of project roads located on NFS lands. The existing license requires PCWA to maintain project-related roads cooperatively with the Forest Service. Currently, one agreement, executed on April 9, 2007, is in effect for five project roads. The agreement provides for formal meetings and informal consultation between PCWA and the Forest Service to discuss and agree on actions related to the regular maintenance of these project roads and coordinated assignment of maintenance responsibilities. The agreement also provides for the development of
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41 Table 3.3.1-1. Average number of
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43 Site/Release Location Gravel Ini
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45 a Q 1 - TSR, Table G-1 (PCWA, 20
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69 Table 3.3.2-3. Hydrology for sel
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71 Exceedances and Summary Statisti
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91 Figure 3.3.2-6. Fish passage bar
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105 Location American River below M
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135 Species Name Status a Butte Cou
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145 Table 3.3.3-5. Special-status w
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147 Species Name Status Habitat Occ
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Page 225 and 226: 195 Figure 3.3.5-1. French Meadows
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Page 283 and 284: 253 Table 3.3.6-1. Archaeological a
Page 285 and 286: 255 Resource Number Type a Descript
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275 Table 4-2. Summary of annual co
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279 Enhancement/Mitigation Measures
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303 c Base 2010 costs were provided
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307 Resource No-Action Alternative
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319 Table 5-2. Staff-recommended mi
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321 Location Middle Fork American R
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