WSP08850 - Laserfiche WebLink

Home Browse Search

on~478 Contents Archeo logical Resources ............................................................................................................... 70 Soc ioeconom ic Env ironment................................................................................................................ 71 National Recreation Area Management and Operations ...................................................................... 71 Env ironmenta I Conseq uences ..................................................................................................................... 72 Summary of Laws and Policies ............................................................................................................ 72 General Methodology for Assessing Impacts....................................................................................... 72 Cumulative I mpacls .... ... ........ ... ............... ......... .... .................. ................ ................ .... .... ..... ..' .......74 J mpai rment Analys is...................................................................................................................... 74 PWC and Boating Use Trends..............................................................................................................75 Current Use Estimates,...... ................. ............... .... ...... ...... ....... ... ... .... ..... ....... ... ........ ...... ... ..... ... ....75 Future Use Trends ......... .... ....... ......... ............... ........ ...... ........... ........ ..... ....... ......... ................... ..... 76 Water Quality ...... .... ..' ..... ... ..... ...... .......... .................... ................................ ......... ... ........ .............. ....... 77 Guiding Regulations and Policies........................................................._........................................ 78 Methodology and Assumptions ..............................................................................:...................... 79 Impact Analysis Area ..... ................... .... ....... ....... ..... ....... .................. ..... ........ ....... ......................... 83 Impact to Water Quality from PWC Use ....................................................................................... 83 Air Qual ity. ....... ....... .............. ........... ......... ............. ........ ... ...... .............. ......... ....... ... ........... ..... ...... ...... 89 Guiding Regulations and Policies..................................................................................................89 Methodology and Assumptions ..................................................................................................... 91 Impact A naly sis Area........... _...................................... _..........,....................................................... 93 Impact to Human Health from Airborne Pollutants Related to PWC Use..................................... 93 Impact to Air Quality Related Values from PWC Pollutants ........................................................ 97 Soundscapes ................................................................................................................................... .... I 00 Guiding Regulations and Policies ........................................................................................._...... 101 Methodology and Assumptions ................................................................................................... 103 Impact Analysis Area................................................................................................................... 104 Impact to Visitors /Tom Noise Generated by Personal Watercraft .............................................. 105 Wildlife and Wildlife Habitat.............................................................................................................109 Guiding Regulations and Policies................................................................................................109 Methodology and Assumptions ...................................................................................................109 Impact Analysis Area................................_..................................................................................110 Impact ofPWC Use and Noise on Wildlife and Habitat .............................................................1]0 Threatened, Endangered, or Special Concern Species ....................................................................... I J3 Guiding Regulations and Policies................................................................................................ 114 Methodology and Assumptions ...................................................................................................1]4 Impact Analysis Area...................................................................................................................115 Impact ofPWC Use on Such Species.......................................................................................... I 15 Shorelines and Shoreline Vegetation................................_.................................................................120 Guiding Regulations and Policies................................................................................................ 120 Methodology and Assumptions ......................................_............................................................120 I mpact Analysis Area............. ...... ........... .............. ..................... .............. .............. ........... ........... 120 Impact to Sensitive Shoreline Vegetation from PWC Use and Visitor Trampling...................... 121 XI