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environmental assessment for the hog lake road improvement project

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Ramona Hog Lake Road Improvement Project August 2011<br />

Soil and Hydrology<br />

Statutes, Regulations, Forest Plan and O<strong>the</strong>r Direction<br />

Direction relevant to <strong>the</strong> proposed action as it affects hydrologic resources includes:<br />

San Bernardino National Forest Land Management Plan<br />

The Forest was established to protect <strong>the</strong> watersheds that influence runoff and<br />

supply water to local communities and municipalities. The Soil and Watershed<br />

Program cooperates with various water agencies and o<strong>the</strong>r national <strong>for</strong>est functional<br />

areas to reduce erosion and maintain high quality water <strong>for</strong> various users and natural<br />

resources through application of Best Management Practices in all Forest Service<br />

activities (WAT 1 – Watershed Function) (LMP, Part 2, pg. 27, pg.136).<br />

Forest Service Handbook (FSH), (supplemental to <strong>the</strong> LMP) 2509.22 Chapter 3.21 –<br />

Stream Protection Measures General to all management activities: 1. All applicable<br />

best management practices (BMPs) (USDA <strong>for</strong>est service 2000) should be identified<br />

and followed in all ground disturbing <strong>for</strong>est management actions, including all<br />

contracts, operating plans, and work orders. Chapter 3.30 - Road Construction and<br />

Maintenance: 4. New culverts, bridges and o<strong>the</strong>r stream crossing structures should<br />

be designed to accommodate at least a 50-year flood event, including associated<br />

bed load and debris movement (page 19 and 20 of 33).<br />

Appendix D of <strong>the</strong> LMP – Adaptive Mitigation <strong>for</strong> Recreation Uses lists actions and<br />

practices <strong>for</strong> all existing and new recreation sites and uses whenever a conflict<br />

between uses or sensitive resources is detected. Sensitive resources include<br />

riparian habitats, soils and watersheds.<br />

Appendix E of <strong>the</strong> LMP – Five-Step Project Screening Process <strong>for</strong> Riparian<br />

Conservation Areas provides direction to ensure riparian conservation areas (RCAs)<br />

are recognized, emphasized and managed appropriately during new <strong>project</strong> planning<br />

and implementation.<br />

Frank Springer & Associates, Inc. Page 61 of 79 Environmental Assessment

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