2009-06-02_REVISION - M1980146

• Permit No: M1980146
• IBM Index Class Name: REVISION
• Doc Date: 6/2/2009
• Doc Name: Adequacy review response #1
• From: Wateline Inc.
• To: DRMS
• Type & Sequence: AM4
• Email Name: RCO
• Media Type: D
• Archive: No

TABLE OF CONTENTS
1.0 DESCRIPTION OF PROPOSED ACTION AND ALTERNATIVES ........................ 4
1.1 Introduction ................................................................................................................. 4
1.2 Description of Proposed Action .................................................................................. 4
1.3 Purpose and Need for the Action ................................................................................ 6
1.4 Public Involvement/Issues and Concerns .................................................................... 6
1.5 Alternatives to the Proposed Action ............................................................................ 6
1.5.1 No Action Alternative ............................................................................................. 6
1.5.1 Alternative Considered But Not Carried Forward .................................................. 7
1.1 Plan Conformance Review .......................................................................................... 7
2.0 AFFECTED ENVIRONMENT AND ENVIRONMENTAL CONSEQUENCES .... 10
2.1 Introduction ............................................................................................................... 10
2.2 Mitigation Measures vs. Design Criteria ................................................................... 12
2.3 Critical Elements ....................................................................................................... 12
2.3.1 Air Quality ............................................................................................................ 12
2.3.2 Cultural Resources ................................................................................................ 16
2.3.3 Invasive, Non-Native Species ............................................................................... 19
The Proposed Action would increase the potential for the establishment and spread of
invasive, non-native species. Because musk thistle, mullein, cheatgrass and filaree are
already present in some portions of the project area, it would be likely that some disturbed
edges of the project area and buffer zones may be invaded by these species following
disturbance or during reclamation efforts. Seeds of these and other species could be intr
Recreation ............................................................................................................................. 20
2.3.4 Migratory Birds ..................................................................................................... 21
2.3.5 Threatened or Endangered Species ....................................................................... 23
2.3.6 Hazardous Materials or Solid Wastes ................................................................... 25
2.3.7 Water Quality, Surface and Ground ...................................................................... 26
2.4 Non-Critical Elements ............................................................................................... 27
2.4.1 Minerals ................................................................................................................ 27
2.4.2 Public Health and Safety ....................................................................................... 28
2.4.3 Socioeconomics .................................................................................................... 28
2.4.4 Soils .......................................................................................................................30
2.4.5 Sensitive Species ................................................................................................... 31
2.4.6 Transportation ....................................................................................................... 34
2.4.7 Vegetation ............................................................................................................. 35
2.4.8 Visual Resources ................................................................................................... 36
2.4.1 Terrestrial Wildlife ................................................................................................42
2.4.2 Noise ..................................................................................................................... 45
2.4.3 Recreation ............................................................................................................. 46
2.5 Direct and Indirect Impacts Summary ....................................................................... 46
3.0 CUMULATIVE IMPACTS SUMMARY ..................................................................... 47
3.1 Past and Present Actions ........................................................................................... 48
3.2 Reasonably Forseeable Future Actions ..................................................................... 48
4.0 CONSULTATIONS ........................................................................................................50
5.0 REFERENCES ................................................................................................................51
6.0 LIST OF PREPARERS .................................................................................................. 54
Grandview Gravel Pit Expansion Environmental Assessment
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