Bureau of Land Management's Decision Record and Environmental

Ormat Nevada, Inc.
Jersey Valley Geothermal Development Project
Environmental Assessment
Table of Contents
INTRODUCTION 1
1.1 Background 1
1.2 Location and Summary of Proposed Action 1
1.3 Purpose andNeed 2
1.4 Land Use Plan Conformance 3
1.5 Relationship to Laws, Regulations and Other Plans 4
1.6 Identified Issues 5
2 PROPOSED ACTION AND ALTERNATIVES 9
2.1 Proposed Action 9
2.1.1 ThePowerPlant 9
2.1.1 .1 Operation and Maintenance Procedures 9
2.1.1.2 Construction Procedures and Surface
Disturbance 10
2.1.2 Wells, Weilfields, Well Maintenance and Other
Ancillary Facilities 11
2.1.2.1 Well Drilling and Testing 12
2.1.2.2 WellOperations 14
2.1.3 Geothermal Pipelines 14
2.1.3.1 Operation and Maintenance Procedures of
Pipeline 14
2.1.4 Rights-of-Way for the Power Line and Access Road 15
2.1.5 Transmission Line Corridor 15
2.1.5.1 Facility Design Factors and Additional
Components 15
2.1.6 Site Access and Road Construction 16
2.1.6.1 Construction Procedures and Surface
Disturbance of the Transmission Line 17
2.1.6.2 Construction Procedures and Surface
Disturbance for the Pipelines and Well Fields 17
2.1.6.3 Operation and Maintenance Procedures for the
Transmission Line 18
2.1.7 Water Requirements and Source 19
2.1.8 Aggregate Requirements and Source(s) 19
2.1.9 WorkForce and Schedule 19
2.1.10 Project Decommissioning and Site Reclamation 20
2.1.11 Adopted Environmental Protection Measures 21
2.2 Alternatives 22
2.2.1 Alternative 1 22
2.3 Surface Disturbance Summary 23