Otay Hills Construction Aggregate and Inert Debris Engineered Fill Operation Project Appendix F Cultural Resource Evaluation for the Public Review Draft Environmental Impact Report PDS2004-3300-04-004 (MUP); PDS2004-3310-04-001 (RP); PDS2010-3813-10-002 (SPA); Log No. 04-190-04 June 2020 Prepared for: County of San Diego Planning & Development Services 5510 Overland Avenue, Suite 310 San Diego, California 92123 A CULTURAL RESOURCE EVALUATION PROGRAM FOR THE OTAY HILLS QUARRY PROJECT SAN DIEGO COUNTY, CALIFORNIA PDS2010-3813-10-002 (SP); PDS2004-3910-0419004 (ER); PDS2004-3300-04- 004 (P); PDS2004-3310-04-001 (RP); APNs 648-050-12, -13, -14, and -17, and 648-080-13, -14, and -25 Lead Agency: County of San Diego Planning and Development Services 5510 Overland Avenue, Suite 310 San Diego, California 92123 Preparer: Brian F. Smith and Associates, Inc. 14010 Poway Road, Suite A Poway, California 92064 _________________________ Signature Project Proponent: EnviroMINE 3511 Camino Del Rio South, Suite 403 San Diego, California 92108 June 2, 2005; Revised October 26, 2011; Revised November 10, 2014; Revised April 26, 2018 The Otay Hills Quarry Project ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Archaeological Database Information Author(s): Brian F. Smith and Tracy A. Stropes Consulting Firm: Brian F. Smith and Associates, Inc. 14010 Poway Road, Suite A Poway, California 92064 (858) 484-0915 Client/Project Proponent: EnviroMINE 3511 Camino Del Rio South, Suite 403 San Diego, California 92108 Report Date: June 2, 2005; Revised October 26, 2011; Revised November 10, 2014; Revised April 26, 2018 Report Title: A Cultural Resource Evaluation Program for the Otay Hills Quarry Project, San Diego County, California, PDS2010-3813- 10-002 (SP); PDS2004-3300-04-004 (P); PDS2004-3310-04-001 (RP) Type of Study: Cultural Resource Survey and Significance Test New Sites: SDI-17,431 and SDI-17,433/H Updated Sites: SDI-7195, SDI-10,297/H, SDI-10,298, SDI-11,793, and SDI- 16,788 USGS Quadrangle: Otay Mesa, California (7.5 minute) Acreage: 110 acres Key Words: Testing of cultural resources: SDI-7195, SDI-10,297/H, SDI- 10,298, SDI-11,793, SDI-17,431, SDI-17,433/H, and SDI- 16,788; Otay Mesa Quadrangle (7.5 minute); Otay Hills Quarry Site; significant sites SDI-10,297/H and SDI-10,298; Data Recovery Mitigation required. i The Otay Hills Quarry Project ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Table of Contents Page EXECUTIVE SUMMARY/ABSTRACT .................................................................................... ix 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 Records Search Results ................................................................................. 1.0–11 1.3 Applicable Regulations ............................................................................................... 1.0–15 1.3.1 California Environmental Qaulity Act (CEQA) ........................................... 1.0–15 1.3.2 San Diego County Local Register of Historical Resources (Local Register) ......................................................................................................... 1.0–18 1.3.3 San Diego County 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 Methodology ................................................................................................................ 4.0–1 4.1.1 Field Methodology ......................................................................................... 4.0–1 4.1.2 Laboratory Analysis ...................................................................................... 4.0–2 4.1.3 Curation.......................................................................................................... 4.0–2 4.1.4 Native American Participation ..................................................................... 4.0–2 4.2 Results .......................................................................................................................... 4.0–3 4.3 Field Investigations – Site SDI-17,431 ...................................................................... 4.0–6 4.3.1 Site Description .............................................................................................. 4.0–6 4.3.2 Description of Field Investigations .............................................................. 4.0–6 4.3.3 Laboratory Analysis ...................................................................................... 4.0–10 4.3.4 Discussion ...................................................................................................... 4.0–11 4.3.5 Summary ......................................................................................................... 4.0–11 4.4 Field Investigations – Site SDI-7195 ........................................................................ 4.0–11 4.4.1 Site Description .............................................................................................. 4.0–11 4.4.2 Description of Field Investigations .............................................................. 4.0–12 4.4.3 Laboratory Analysis ...................................................................................... 4.0–16 4.4.4 Discussion ...................................................................................................... 4.0–17 4.4.5 Summary ......................................................................................................... 4.0–17 ii The Otay Hills Quarry Project ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Table of Contents (continued) Page 4.5 Field Investigations – Site SDI-10,297/H ................................................................. 4.0–18 4.5.1 Site Description .............................................................................................. 4.0–18 4.5.2 Description of Field Investigations .............................................................. 4.0–21 4.5.3 Laboratory Analysis ...................................................................................... 4.0–30 4.5.4 Discussion ...................................................................................................... 4.0–31 4.5.5 Summary ......................................................................................................... 4.0–33 4.6 Field Investigations – Site SDI-10,298 ..................................................................... 4.0–33 4.6.1 Site Description .............................................................................................. 4.0–33 4.6.2 Description of Field Investigations .............................................................. 4.0–34 4.6.3 Laboratory Analysis ...................................................................................... 4.0–43 4.6.4 Discussion ...................................................................................................... 4.0–44 4.6.5 Summary ......................................................................................................... 5.0–44 4.7 Field Investigations – Site SDI-11,793 ..................................................................... 4.0–45 4.7.1 Site Description .............................................................................................. 4.0–45 4.7.2 Description of Field Investigations .............................................................. 4.0–45 4.7.3 Laboratory Analysis ...................................................................................... 4.0–49 4.7.4 Discussion ...................................................................................................... 4.0–49 4.7.5 Summary ......................................................................................................... 4.0–49 4.8 Field Investigations – Site SDI-17,433/H ................................................................. 4.0–50 4.8.1 Site Description .............................................................................................. 4.0–50 4.8.2 Description of Field Investigations .............................................................. 4.0–50 4.8.3 Discussion ...................................................................................................... 4.0–56 4.8.4 Summary ......................................................................................................... 4.0–56 4.9 Field Investigations – Site SDI-16,788 .................................................................... 4.0–56 4.9.1 Site Description .............................................................................................