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San Bernardino

San Bernardino

• Meetings (Agendas, Fair Statements, Video)

Environmental Management

• NPDES/Stormwater
• WQMP Templates and Forms
• Storm Water Management Program (SWMP) for the Mojave River Watershed

Santa Ana Watershed

• Water Quality Management Plan (WQMP) Maintenance Agreement and Further Instructions
• San Bernardino County WQMP NEW Maintenance Agreement Template (2014-03-11)
• Santa Ana River Watershed Technical Guidance Document for WQMP Final (September 2013)
• Appendix A. Transportation Project BMP Guidance and Template (editable)
• Appendix B. WQMP Template Final (editable)
• Appendix C. San Bernardino County Hydrology Manual Reference Pages
• Appendix D. OC Infiltration Rate Evaluation Protocol
• Appendix E. OC Conceptual Biotreatment Selection
• Appendix F. HCOC Exemption Criteria and Map

Appendix A

• Table 3-1. Regulatory Requirements and Site Specific Characteristics
• Table 4-1. Infrastructure and Project Specific Characteristics
• Table 5-3. LID BMP Feasibility Analysis
• Table 7-1. Conformance Summary
• Table A-1 through A-5 for HCOC
• Table A-6. Drainage Swale
• Table A-7. Infiltration Basins
• Table A-8. Bioretention without Underdrains
• Table A-9. Sidewalk Trees and Tree Boxes
• Table A-10. Permeable Pavement BMPs
• Table A-11. Bioretention with Underdrains

Appendix B

• Form 2.3-1. Pollutants of Concern
• Form 3.1. Site Location and Hydrologic Features
• Form 3.2. Existing Hydrologic Characteristic of Drainage Area
• Form 3.3. Watershed Description
• Form 4.2-1. LID BMP Performance Criteria for DCV
• Form 4.2-2. Summary of HCOC Assessment
• Form 4.2-3. HCOC Assessment for Runoff Volume
• Form 4.2-4. HCOC Assessment for Time of Concentration
• Form 4.2-5. HCOC Assessment for Peak Runoff
• Form 4.3-1. Infiltration BMP Feasibility
• Form 4.3-2. Site Design Hydrologic Source Control BMPs
• Form 4.3-3. Infiltration LID BMP (including underground BMPs)
• Form 4.3-4. Harvest and Use BMP
• Form 4.3-5. Selection and Evaluation of Biotreatment BMP
• Form 4.3-6. Volume Based Biotreatment - Bioretention and Planter Boxes with Underdrains
• Form 4.3-7. Volume Based Biotreatment - Construction Wetlands and Extended Detention
• Form 4.3-8. Flow Based Biotreatment
• Form 4.3-9. Conformance Summary and Alternative Compliance Volume Estimate
• Form 4.3-10. Hydromodification Control BMP
• Form 4.3-11. BMP Inspection and Maintenance

Flood Control

• Flood Warning System Data
• Santa Ana River History of Floods (thru 2012)
• Mojave River History of Floods (thru 2009)
• Santa Ana River Watershed Stormwater Resource Plan
• Seven Oaks Dam

• County Hydrology Manual
• County Hydrology Manual Addendum
• County Hydrology Manual Addendum FAQ's
• AMC Map
• Water Resources Institute

ALL THINGS
STORMWATER