Cultural Resources Study for the Aliso Canyon Major Subdivision Project
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CULTURAL RESOURCES STUDY FOR THE ALISO CANYON MAJOR SUBDIVISION PROJECT RANCHO SANTA FE, SAN DIEGO COUNTY, CALIFORNIA PDS2014-MPA-14-015 Lead Agency: County of San Diego Planning and Development Services 5510 Overland Avenue, 3rd Floor, Room 310 San Diego, California 92123 (858) 694-3656 Preparer: Brian F. Smith and Associates, Inc. 14010 Poway Road, Suite A Poway, California 92064 (858) 484-0915 ___________________ Signature Project Proponent: Zephyr Partners 700 2nd Street Encinitas, California 92024 June 18, 2014; Revised August 18, 2014 The Aliso Canyon Major Subdivision Project _____________________________________________________________________________________________________________________ National Archaeological Database Information Author: Brian F. Smith Consulting Firm: Brian F. Smith and Associates, Inc. 14010 Poway Road, Suite A Poway, California 92064 (858) 484-0915 Client/Project Proponent: Zephyr Partners 700 2nd Street Encinitas, California 92024 Report Date: June 18, 2014; Revised August 18, 2014 Report Title: Cultural Resources Study for the Aliso Canyon Major Subdivision Project, Rancho Santa Fe, San Diego County, California Type of Study: Phase I Cultural Resources Survey and Phase II Site Evaluation New Sites: None Updated Site: SDI-6151 USGS Quadrangle: Rancho Santa Fe, California (7.5 minute) Acreage: Approximately 31 acres Key Words: Survey; multi-component; SDI-6151; evaluated as having limited significance; monitoring of grading is recommended; Rancho Santa Fe. i The Aliso Canyon Major Subdivision Project _____________________________________________________________________________________________________________________ Table of Contents Section Description Page LIST OF ACRONYMS ........................................................................................................... v MANAGEMENT SUMMARY/ABSTRACT ........................................................................ vi 1.0 INTRODUCTION ...................................................................................................1.0–1 1.1 Project Description ...................................................................................................1.0–1 1.2 Existing Conditions ..................................................................................................1.0–5 1.2.1 Environmental Setting ...................................................................................1.0–5 1.2.2 Results of the Archaeological Records Search ..............................................1.0–12 1.3 Applicable Regulations ............................................................................................1.0–14 1.3.1 California Environmental Quality Act (CEQA) ............................................1.0–15 1.3.2 San Diego County Local Register of Historical Resources (Local Register) 1.0–17 1.3.3 County of San Diego Resource Protection Ordinance (RPO) .......................1.0–18 2.0 GUIDELINES FOR DETERMINING SIGNIFICANCE .......................................2.0–1 3.0 RESEARCH DESIGN .............................................................................................3.0–1 4.0 ANALYSIS OF PROJECT EFFECTS ....................................................................4.0–1 4.1 Methods....................................................................................................................4.0–1 4.1.1 Survey Methods .............................................................................................4.0–1 4.1.2 Test Methods ..................................................................................................4.0–6 4.1.3 Laboratory Analysis .......................................................................................4.0–6 4.1.4 Curation ..........................................................................................................4.0–6 4.1.5 Native American Participation .......................................................................4.0–6 4.2 Results of the Field Survey ......................................................................................4.0–6 4.3 Field Investigation ...................................................................................................4.0–7 4.3.1 Surface Collection ..........................................................................................4.0–10 4.3.2 Subsurface Investigation ................................................................................4.0–11 4.4 Artifact Analysis ......................................................................................................4.0–15 4.5 Discussion/Summary ...............................................................................................4.0–18 5.0 INTERPRETATION OF RESOURCE IMPORTANCE AND IMPACT IDENTIFICATION..................................................................................................5.0–1 5.1 Resource Importance ...............................................................................................5.0–1 5.2 Impact Identification ................................................................................................5.0–1 ii The Aliso Canyon Major Subdivision Project _____________________________________________________________________________________________________________________ Table of Contents (continued) Section Description Page 6.0 MANAGEMENT CONSIDERATIONS – MITIGATION MEASURES AND DESIGN CONSIDERATIONS ...............................................................................6.0–1 6.1 Unavoidable Impacts ...............................................................................................6.0–1 6.2 Mitigable Impacts ....................................................................................................6.0–1 6.3 Significant Adverse Effects .....................................................................................6.0–1 6.4 Native American Heritage Resources/Traditional Properties ..................................6.0–1 7.0 REFERENCES ........................................................................................................7.0–1 8.0 LIST OF PREPARERS AND ORGANIZATIONS CONTACTED .......................8.0–1 9.0 LIST OF MITIGATION MEASURES AND DESIGN CONSIDERATIONS .......9.0–1 List of Appendices Appendix A – Resumes of Key Personnel Appendix B – Updated Site Record Form* Appendix C – Archaeological Records Search Results* Appendix D – NAHC Sacred Lands Files Search Results Appendix E – Confidential Maps* Appendix F – Artifact Catalog * Deleted for public review and bound separately in the Confidential Appendix List of Figures Section Description Page Figure 1.1–1 General Location Map ...................................................................................1.0–2 Figure 1.1–2 Project Location Map (USGS) ......................................................................1.0–3 Figure 1.1–3 Project Development Map .............................................................................1.0–4 Figure 4.1–1 Cultural Resource Location Map* .................................................................4.0–5 Figure 4.3–1 Site Investigation Map, SDI-6151 Locus 1* .................................................4.0–8 Figure 4.3–2 Site Investigation Map, SDI-6151 Locus 2* .................................................4.0–9 * Deleted for public review and bound separately in the Confidential Appendix iii The Aliso Canyon Major Subdivision Project _____________________________________________________________________________________________________________________ List of Plates Section Description Page Plate 4.1–1 Overview of the project area looking east from Aliso Canyon Road / looking west from the southern portion of the property ................................................4.0–2 Plate 4.1–2 Overview of the project area looking south from the central portion of the property / looking southeast from the northern portion of the property ...........4.0–3 Plate 4.1–3 Example of prehistoric artifacts from SDI-6151 Locus 1 / Example of prehistoric and historic artifacts from SDI-6151 Locus 2 ................................4.0–4 List of Tables Section Description Page Table 1.2–1 Cultural Resources Within One Mile of the Project Area ..............................1.0–13 Table 4.3–1 Prehistoric Surface Collection Data for Site SDI-6151 Locus 1 ....................4.0–10 Table 4.3–2 Prehistoric Surface Collection Data for Site SDI-6151 Locus 2 ....................4.0–10 Table 4.3–3 Historic Surface Collection Data for Site SDI-6151 Locus 2 .........................4.0–11 Table 4.3–4 Shovel Test Excavation Data for Site SDI-6151 Locus 1 ..............................4.0–12 Table 4.3–5 TU I Excavation Data for Site SDI-6151 Locus 1 ..........................................4.0–13 Table 4.3–6 Shovel Test Excavation Data for Site SDI-6151 Locus 2 ..............................4.0–14 Table 4.3–7 TU I Excavation Data for Site SDI-6151 Locus 2 ..........................................4.0–15 Table 4.4–1 Cultural Materials Recovered From Site SDI-6151 Locus 2 ..........................4.0–16 Table 4.4–2 Functional Categories Represented by Cultural Materials Recovered From Site SDI-6151 Locus 2 ....................................................................................4.0–17 Table 4.4–3 Bulk Weight of Cultural Materials Recovered From Site SDI-6151 Locus 2 ............................................................................................................4.0–17 Table 4.4–4 Temporally Diagnostic