COMMONWEALTH of MASSACHUSETTS ENERGY FACILITIES SITING BOARD ) Petition of NSTAR
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COMMONWEALTH OF MASSACHUSETTS ENERGY FACILITIES SITING BOARD _______________________________________________ ) Petition of NSTAR Electric Company d/b/a ) Eversource Energy for Approval to Construct a New ) Overhead/Underground 115 kV Transmission Line ) EFSB 16-02 in Boston, Dedham, and Needham, Massachusetts ) Pursuant to G.L. c. 164, § 69J ) ________________________________________________) ________________________________________________ ) Petition of NSTAR Electric Company d/b/a ) Eversource Energy for Approval to Construct and Use a ) Overhead/Underground 115 kV Transmission Line ) D.P.U. 16-77 New in Boston, Dedham, and Needham, Massachusetts ) Pursuant to G.L. c. 164, § 72 ) ) FINAL DECISION M. Kathryn Sedor, Esq. Presiding Officer May 18, 2018 On the Decision: Ashley Ferrer Enid Kumin Barbara Shapiro John Young APPEARANCES: David S. Rosenzweig, Esq. Erika J. Hafner, Esq. Keegan Werlin LLP 99 High Street Suite 2900 Boston, MA 02110 FOR: NSTAR Electric Company d/b/a Eversource Energy Petitioner Richard A. Kanoff, Esq. Burns & Levinson LLP 125 Summer Street Boston, MA 02110 FOR: Karen Noymer Intervenor David S. Tobin, Esq. Tobin & Grunebaum Attorneys at Law 60 Dedham Avenue Needham, MA 02492 FOR: Town of Needham Intervenor J. Raymond Miyares, Esq. Eric B. Reustle, Esq. Miyares and Harrington LLP 40 Grove Street Suite 190 Wellesley, MA 02482 FOR: Town of Needham Intervenor Allison M. McCarthy, Esq. Alexander D. Jones, Esq. 114 Harris Avenue Needham, MA 02492 FOR: McCarthy/Jones Family Intervenor Claire Fialkov 216 Warren Street Needham, MA 02492 FOR: Warren Street/Grant Street Residents Limited Participants Christopher Reece and John Curtis, Trustees, Greendale Village Condominium Trust 900 Greendale Avenue, Unit 19 Needham, MA 02492 FOR: Greendale Village Condominium Trust; Christopher Reese and John Curtis, Individually Limited Participants John Bergeron and Sally Theran 121 Grant Street Needham, MA 02492 FOR: John Bergeron and Sally Theran Limited Participants EFSB 16-02/D.P.U. 16-77 Page ii TABLE OF CONTENTS I. INTRODUCTION .................................................................................................................. 1 A. Summary of the Proposed Transmission Project ............................................................. 1 B. Procedural History............................................................................................................ 4 II. JURISDICTION AND STANDARD OF REVIEW UNDER G.L. C. 164 § 69J .................. 7 III. NEED FOR THE PROPOSED PROJECT .......................................................................... 8 A. Standard of Review .......................................................................................................... 8 B. Description of the Company’s Demonstration of Need ................................................... 9 C. Position of the Parties ..................................................................................................... 12 D. Analysis and Findings on Need ...................................................................................... 13 IV. ALTERNATIVE APPROACHES TO MEETING THE IDENTIFIED NEED ................ 13 A. Standard of Review ........................................................................................................ 13 B. Identification of Alternative Approaches for Analysis .................................................. 14 1. Non-Transmission Alternatives .................................................................................. 14 2. Transmission and Substation Alternatives ................................................................. 16 C. Position of the Parties ..................................................................................................... 20 D. Analysis and Findings on Alternative Approaches ........................................................ 20 V. THE COMPANY’S ROUTE SELECTION PROCESS ....................................................... 21 A. Standard of Review ........................................................................................................ 21 B. Initial Selection of Two Candidate Routes .................................................................... 22 C. Revised Selection of Two Candidate Routes ................................................................. 29 D. Geographic Diversity ..................................................................................................... 29 E. Analysis and Findings on Route Selection Process ....................................................... 30 VI. ANALYSIS OF TWO CANDIDATE ROUTES ............................................................... 31 A. Standard of Review ........................................................................................................ 32 B. Description of the Noticed Alternative and Grosvenor/Valley Road Routes ................ 32 1. Noticed Alternative Route (Underground Segment) .................................................. 33 2. Grosvenor/Valley Road Route (Underground Segment) ............................................ 33 3. Common Overhead Segment ...................................................................................... 34 4. Substation Upgrades ................................................................................................... 34 5. General Description of Project Construction .............................................................. 34 C. Environmental Impacts .................................................................................................. 37 EFSB 16-02/D.P.U. 16-77 Page iii 1. Land Use Impacts ....................................................................................................... 37 2. Wetland and Water Resource Impacts ........................................................................ 45 3. Traffic Impacts ........................................................................................................... 49 4. Noise Impacts ............................................................................................................. 53 5. Air, Visual, Soil Management, and Safety Impacts ................................................... 59 6. Magnetic Field Impacts .............................................................................................. 63 7. Summary of Environmental Impacts .......................................................................... 71 D. Cost................................................................................................................................. 72 E. Reliability ....................................................................................................................... 73 F. Conclusion ...................................................................................................................... 73 VII. CONSISTENCY WITH POLICIES OF THE COMMONWEALTH ............................... 74 A. Standard of Review ........................................................................................................ 74 B. Analysis and Conclusions .............................................................................................. 74 1. Health Policies ............................................................................................................ 74 2. Environmental Protection Policies ............................................................................. 75 3. Resource Use and Development Policies ................................................................... 76 VIII. ANALYSIS UNDER G.L. C. 164, § 72 ........................................................................ 77 A. Standard of Review ........................................................................................................ 77 B. Analysis and Findings .................................................................................................... 78 IX. SECTION 61 FINDINGS .................................................................................................. 78 X. DECISION ............................................................................................................................ 80 EFSB 16-02/D.P.U. 16-77 Page iv ABBREVIATIONS BLSF Bordering Land Subject to Flooding BMP best management practices BVW Bordering Vegetated Wetlands CELT Capacity, Energy, Loads, and Transmission (report) CMR Code of Massachusetts Regulations Company NSTAR Electric Company d/b/a Eversource Energy dBA A-weighted decibels Department Massachusetts Department of Public Utilities DCT double circuit tower DOMSB Decisions and Orders of Massachusetts Energy Facilities Siting Board DR demand response East Eagle NSTAR Electric Company d/b/a Eversource Energy, EFSB 14-04/ D.P.U. 14-153/14-154 (2017) EE energy efficiency EFSB Massachusetts Energy Facilities Siting Board EJ environmental justice EMF electric and magnetic fields Eversource NSTAR Electric Company d/b/a Eversource Energy GHG greenhouse gas GIS geographic information systems GSRP NSTAR Electric Company d/b/a Eversource Energy, EFSB 10-2/ D.P.U. 10-31/10-132 (2012) EFSB 16-02/D.P.U. 16-77 Page v Hampden County New England Power Company d/b/a National Grid and Western Massachusetts Electric Company, 18 DOMSB 323, EFSB 10-1/D.P.U. 10-107/10-108 (2012) HCA host community agreement HPFF-PTC high-pressure fluid-filled pipe-type cable HVDC high voltage direct current HVED high-voltage extruded dielectric (cable) ISO-NE ISO New England, Inc. IVM integrated vegetation