Appendix B
California Emissions Estimator Model, Construction Period Emissions, Lamphier‐Gregory, November 2022
Vantage Phase 2 Construction Emissions
1. Basic Project Information1.1 Basic Project Information Data Field ValueProject Name Vantage P2 ConstLead Agency South San Francisco Land Use Scale Project/site
Analysis Level for Defaults County
Windspeed (m/s) 4.60Precipitation (days) 37.8
Location 37.65587498618453, ‐122.39049904800547
County San MateoCity South San Francisco
Air District Bay Area AQMDAir Basin San Francisco Bay Area TAZ 1291EDFZ 1Electric Utility Pacific Gas & Electric Company Gas Utility Pacific Gas & Electric
1. Basic Project Information
1.2 Land Use Types
Land Use Subtype Size Unit
LotAcreage
Building Area
(sq ft)
Landscape Area(sq ft)
Research & Development 699 1000sqft 4.00 699,000 80,992Unenclosed Parking with Elev1,076 1000sqft 3.00 1,075,900 0.00 Government (Civic Center) 10.0 1000sqft 1.00 10,000 0.001. Basic Project Information1.3 User‐Selected Emission Reduction Measures by Emissions Sector Sector # Measure Title
Construction C‐1‐B Use Cleaner‐Fuel Equipment
Construction C‐2* Limit Heavy‐Duty Diesel Vehicle Idling Construction C‐10‐B Water Active Demolition Sites
Construction C‐13 Use Low‐VOC Paints for Construction
* Qualitative or supporting measure. Emission reductions not included in the mitigated emissions results.
Vantage Phase 2 Construction Emissions
1. Basic Project Information1.2 Land Use Types
Land Use Subtype Size Unit Lot Acreag Building Area (sq ft) Landscape Area (sq ft) Research & Development 699 1000sqft 4.00 699,000 80,992 Unenclosed Parking with Elevator 1,076 1000sqft 3.00 1,075,900 0.00 Government (Civic Center) 10.0 1000sqft 1.00 10,000 0.001. Basic Project Information1.3 User‐Selected Emission Reduction Measures by Emissions Sector Sector # Measure Title
Construction C‐1‐B Use Cleaner‐Fuel Equipment
Construction C‐2* Limit Heavy‐Duty Diesel Vehicle Idling Construction C‐10‐B Water Active Demolition Sites
Construction C‐13 Use Low‐VOC Paints for Construction
* Qualitative or supporting measure. Emission reductions not included in the mitigated emissions results.
Vantage Phase 2 Construction Emissions
2. Emissions Summary2.1 Construction Emissions Compared Against ThresholdsUn/Mit. TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e Daily, Summer (Max)
Unmit. 4.96 3.71 26.9 46.2 0.08 0.66 7.73 8.39 0.62 1.88 2.50 16,945 17,459Mit. 4.96 3.71 26.9 46.2 0.08 0.66 7.73 8.39 0.62 1.88 2.50 16,945 17,459% ReducedDaily, Winter (Max) Unmit. 9.32 374 82.3 61.4 0.32 2.08 13.5 15.6 1.93 5.53 7.46 30,202 31,499Mit. 9.32 167 82.3 61.4 0.32 2.08 13.5 15.6 1.93 5.53 7.46 30,202 31,499% Reduced 55.2Average Daily (Max) Unmit. 3.41 20.8 21.0 29.1 0.06 0.55 5.18 5.74 0.51 1.33 1.85 10,904 11,233Mit. 3.41 9.45 21.0 29.1 0.06 0.55 5.07 5.62 0.51 1.32 1.83 10,904 11,233% Reduced 54.5 2.13 1.92 1.25 0.90Annual (Max)Unmit. 0.62 3.79 3.83 5.31 0.01 0.10 0.95 1.05 0.09 0.24 0.34 1,805 1,860Mit. 0.62 1.72 3.83 5.31 0.01 0.10 0.93 1.03 0.09 0.24 0.33 1,805 1,860% Reduced 54.5 2.13 1.92 1.25 0.90 Vantage Phase 2 Construction Emissions
2. Emissions Summary2.2 Construction Emissions by Year, Unmitigated Year TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e Daily ‐ Summer (Max)
2023 4.96 3.71 26.9 46.2 0.08 0.66 7.73 8.39 0.62 1.88 2.50 16,945 17,459Daily ‐ Winter (Max) 2023 9.32 4.55 82.3 61.4 0.32 2.08 13.5 15.6 1.93 5.53 7.46 30,202 31,4992024 4.65 374 26.5 42.2 0.08 0.61 7.73 8.33 0.57 1.88 2.45 16,374 16,845Average Daily2023 3.41 2.46 21.0 29.1 0.06 0.55 5.18 5.74 0.51 1.33 1.85 10,904 11,2332024 0.39 20.8 2.18 3.53 0.01 0.06 0.55 0.62 0.06 0.13 0.19 1,215 1,247Annual2023 0.62 0.45 3.83 5.31 0.01 0.10 0.95 1.05 0.09 0.24 0.34 1,805 1,8602024 0.07 3.79 0.40 0.65 < 0.005 0.01 0.10 0.11 0.01 0.02 0.04 201 207 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.1 Demolition (2023) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 3.39 2.84 27.3 23.5 0.03 1.20 1.20 1.10 1.10 3,425 3,437Demolition 5.59 5.59 0.85 0.85 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.19 0.16 1.50 1.29 < 0.005 0.07 0.07 0.06 0.06 188 188 Demolition 0.31 0.31 0.05 0.05
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.03 0.03 0.27 0.23 < 0.005 0.01 0.01 0.01 0.01 31.1 31.2 Demolition 0.06 0.06 0.01 0.01
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.05 0.05 0.05 0.52 0.00 0.00 0.01 0.01 0.00 0.00 0.00 122 124Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.91 0.11 8.49 5.06 0.05 0.05 0.32 0.37 0.05 0.11 0.16 4,945 5,200Average DailyWorker < 0.005 < 0.005 < 0.005 0.03 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 6.71 6.80 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.05 0.01 0.46 0.28 < 0.005 < 0.005 0.02 0.02 < 0.005 0.01 0.01 271 285 AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 1.11 1.13 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.01 < 0.005 0.08 0.05 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 44.9 47.2 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.3 Site Preparation (2023) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 4.70 3.95 39.7 35.5 0.05 1.81 1.81 1.66 1.66 5,295 5,314 Dust From Material Movement 7.78 7.78 3.96 3.96
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.13 0.11 1.09 0.97 < 0.005 0.05 0.05 0.05 0.05 145 146 Dust From Material Movement 0.21 0.21 0.11 0.11
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.02 0.02 0.20 0.18 < 0.005 0.01 0.01 0.01 0.01 24.0 24.1 Dust From Material Movement 0.04 0.04 0.02 0.02
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.05 0.05 0.05 0.60 0.00 0.00 0.01 0.01 0.00 0.00 0.00 142 144Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 4.57 0.55 42.5 25.3 0.27 0.27 1.60 1.87 0.27 0.53 0.81 24,765 26,041Average DailyWorker < 0.005 < 0.005 < 0.005 0.02 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 3.91 3.97 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.13 0.02 1.15 0.69 0.01 0.01 0.04 0.05 0.01 0.01 0.02 679 714AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 0.65 0.66 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.02 < 0.005 0.21 0.13 < 0.005 < 0.005 0.01 0.01 < 0.005 < 0.005 < 0.005 112 118 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.5 Grading (2023) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 2.43 2.04 20.0 19.7 0.03 0.94 0.94 0.87 0.87 2,958 2,968 Dust From Material Movement 2.76 2.76 1.34 1.34
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.13 0.11 1.09 1.08 < 0.005 0.05 0.05 0.05 0.05 162 163 Dust From Material Movement 0.15 0.15 0.07 0.07
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.02 0.02 0.20 0.20 < 0.005 0.01 0.01 0.01 0.01 26.8 26.9 Dust From Material Movement 0.03 0.03 0.01 0.01
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.05 0.05 0.05 0.52 0.00 0.00 0.01 0.01 0.00 0.00 0.00 122 124Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker < 0.005 < 0.005 < 0.005 0.03 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 6.71 6.80 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 1.11 1.13 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.7 Building Construction (2023) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Off‐Road Equipment 1.50 1.26 11.8 13.2 0.02 0.55 0.55 0.51 0.51 2,397 2,406 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Daily, Winter (Max) Off‐Road Equipment 1.50 1.26 11.8 13.2 0.02 0.55 0.55 0.51 0.51 2,397 2,406 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.85 0.71 6.70 7.47 0.01 0.31 0.31 0.29 0.29 1,361 1,365 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.16 0.13 1.22 1.36 < 0.005 0.06 0.06 0.05 0.05 225 226 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Worker 2.15 2.10 1.64 25.2 0.00 0.00 0.35 0.35 0.00 0.00 0.00 5,844 5,936Vendor 1.31 0.35 13.5 7.82 0.05 0.11 0.49 0.60 0.11 0.16 0.27 8,704 9,118Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Daily, Winter (Max) Worker 2.12 2.06 2.08 23.3 0.00 0.00 0.35 0.35 0.00 0.00 0.00 5,520 5,594Vendor 1.29 0.33 14.1 7.94 0.05 0.11 0.49 0.60 0.11 0.16 0.28 8,701 9,095Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker 1.18 1.15 1.06 12.8 0.00 0.00 0.20 0.20 0.00 0.00 0.00 3,142 3,187Vendor 0.74 0.20 7.91 4.49 0.03 0.06 0.28 0.34 0.06 0.09 0.15 4,939 5,167Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker 0.22 0.21 0.19 2.33 0.00 0.00 0.04 0.04 0.00 0.00 0.00 520 528Vendor 0.13 0.04 1.44 0.82 0.01 0.01 0.05 0.06 0.01 0.02 0.03 818 855Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.9 Building Construction (2024) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 1.44 1.20 11.2 13.1 0.02 0.50 0.50 0.46 0.46 2,398 2,406 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.09 0.08 0.72 0.85 < 0.005 0.03 0.03 0.03 0.03 155 155 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.02 0.01 0.13 0.15 < 0.005 0.01 0.01 0.01 0.01 25.6 25.7 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 1.98 1.75 1.86 21.3 0.00 0.00 0.35 0.35 0.00 0.00 0.00 5,400 5,470Vendor 1.23 0.33 13.4 7.71 0.05 0.11 0.49 0.60 0.11 0.16 0.27 8,576 8,970Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker 0.13 0.11 0.11 1.33 0.00 0.00 0.02 0.02 0.00 0.00 0.00 350 355Vendor 0.08 0.02 0.85 0.49 < 0.005 0.01 0.03 0.04 0.01 0.01 0.02 554 580 Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker 0.02 0.02 0.02 0.24 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 57.9 58.7 Vendor 0.01 < 0.005 0.16 0.09 < 0.005 < 0.005 0.01 0.01 < 0.005 < 0.005 < 0.005 91.7 96.0 Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.11 Paving (2024) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 1.01 0.85 7.81 10.0 0.01 0.39 0.39 0.36 0.36 1,512 1,517 Paving 0.32Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.06 0.05 0.43 0.55 < 0.005 0.02 0.02 0.02 0.02 82.8 83.1 Paving 0.02Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.01 0.01 0.08 0.10 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 13.7 13.8 Paving < 0.005Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.04 0.04 0.04 0.47 0.00 0.00 0.01 0.01 0.00 0.00 0.00 119 121Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker < 0.005 < 0.005 < 0.005 0.02 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 6.56 6.65 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 1.09 1.10 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 2 Construction Emissions
3. Construction Emissions Details
3.13 Architectural Coating (2024) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 0.17 0.14 0.91 1.15 < 0.005 0.03 0.03 0.03 0.03 134 134 Architectural Coatings 373Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.01 0.01 0.05 0.06 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 7.32 7.34 Architectural Coatings 20.5Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment < 0.005 < 0.005 0.01 0.01 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 1.21 1.22 Architectural Coatings 3.73Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.40 0.35 0.37 4.26 0.00 0.00 0.07 0.07 0.00 0.00 0.00 1,080 1,094Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker 0.02 0.02 0.02 0.23 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 59.4 60.2 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker < 0.005 < 0.005 < 0.005 0.04 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 9.83 9.97 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 3 Construction Emissions
1. Basic Project Information1.1 Basic Project Information Data Field ValueProject Name Vantage P3 Const
Lead Agency South San Francisco
Land Use Scale Project/site
Analysis Level for Defaults County
Windspeed (m/s) 4.60Precipitation (days) 37.8
Location 37.65608519231587, ‐122.39319309030776
County San Mateo
City South San Francisco
Air District Bay Area AQMD
Air Basin San Francisco Bay Area
TAZ 1291EDFZ 1Electric Utility Pacific Gas & Electric Company Gas Utility Pacific Gas & Electric
Vantage Phase 3 Construction
1. Basic Project Information
1.2 Land Use Types
Land Use Subtype Size Unit Lot Acreage Building Area (sq ft) Landscape Area (sq ft) Research & Development 600 1000sqft 6.00 599,582 46,732 Enclosed Parking with Elevator 538 1000sqft 2.00 537,950 0.00
1. Basic Project Information
1.3 User‐Selected Emission Reduction Measures by Emissions Sector Sector # Measure TitleConstruction C‐1‐B Use Cleaner‐Fuel Equipment Construction C‐2* Limit Heavy‐Duty Diesel Vehicle Idling Construction C‐13 Use Low‐VOC Paints for Construction
* Qualitative or supporting measure. Emission reductions not included in the mitigated emissions results.
Vantage Phase 3 Construction
Vantage Phase 3 Construction
2. Emissions Summary2.1 Construction Emissions Compared Against Thresholds Un/Mit. TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂eDaily, Summer (Max) Unmit. 3.07 315 17.8 29.6 0.06 0.45 4.80 5.25 0.42 1.17 1.59 11,312Mit. 3.07 141 17.8 29.6 0.06 0.45 4.80 5.25 0.42 1.17 1.59 11,312% Reduced 55.3Daily, Winter (Max) Unmit. 6.32 315 52.3 44.8 0.14 1.41 11.4 12.8 1.31 4.95 6.27 20,881Mit. 6.32 141 52.3 44.8 0.14 1.41 11.4 12.8 1.31 4.95 6.27 20,881% Reduced 55.3Average Daily (Max) Unmit. 2.15 17.5 13.6 19.2 0.04 0.37 3.11 3.48 0.35 0.85 1.20 7,202Mit. 2.15 7.93 13.6 19.2 0.04 0.37 3.11 3.48 0.35 0.85 1.20 7,202% Reduced 54.6Annual (Max)Unmit. 0.39 3.19 2.48 3.50 0.01 0.07 0.57 0.64 0.06 0.16 0.22 1,192Mit. 0.39 1.45 2.48 3.50 0.01 0.07 0.57 0.64 0.06 0.16 0.22 1,192% Reduced 54.6 Vantage Phase 3 Construction
2. Emissions Summary
2.2 Construction Emissions by Year, Unmitigated
Year TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e Daily ‐ Summer (Max)
2026 3.07 2.20 17.8 29.6 0.06 0.45 4.80 5.25 0.42 1.17 1.59 11,3122027 0.32 315 0.96 3.38 < 0.005 0.02 0.69 0.71 0.02 0.16 0.18 799 Daily ‐ Winter (Max)
2026 6.32 3.53 52.3 44.8 0.14 1.41 11.4 12.8 1.31 4.95 6.27 20,8812027 2.82 315 17.3 27.9 0.06 0.41 4.80 5.21 0.34 1.17 1.52 10,919Average Daily2026 2.15 1.54 13.6 19.2 0.04 0.37 3.11 3.48 0.35 0.85 1.20 7,2022027 0.26 17.5 1.65 2.67 < 0.005 0.05 0.37 0.42 0.04 0.09 0.13 902 Annual2026 0.39 0.28 2.48 3.50 0.01 0.07 0.57 0.64 0.06 0.16 0.22 1,1922027 0.05 3.19 0.30 0.49 < 0.005 0.01 0.07 0.08 0.01 0.02 0.02 149 Vantage Phase 3 Construction
3. Construction Emissions Details
3.1 Demolition (2026) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 2.72 2.29 20.7 19.0 0.03 0.84 0.84 0.78 0.78 3,438 Demolition 0.00 0.00 0.00 0.00
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.15 0.13 1.13 1.04 < 0.005 0.05 0.05 0.04 0.04 188 Demolition 0.00 0.00 0.00 0.00
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.03 0.02 0.21 0.19 < 0.005 0.01 0.01 0.01 0.01 31.2 Demolition 0.00 0.00 0.00 0.00
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.04 0.03 0.03 0.40 0.00 0.00 0.01 0.01 0.00 0.00 0.00 116Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker < 0.005 < 0.005 < 0.005 0.02 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 6.38 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 1.06 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 3 Construction
3. Construction Emissions Details
3.3 Site Preparation (2026) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 3.74 3.14 29.2 28.8 0.05 1.24 1.24 1.14 1.14 5,316Dust From Material Movement 7.74 7.74 3.95 3.95 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.10 0.09 0.80 0.79 < 0.005 0.03 0.03 0.03 0.03 146 Dust From Material Movement 0.21 0.21 0.11 0.11
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.02 0.02 0.15 0.14 < 0.005 0.01 0.01 0.01 0.01 24.1 Dust From Material Movement 0.04 0.04 0.02 0.02
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.04 0.04 0.04 0.47 0.00 0.00 0.01 0.01 0.00 0.00 0.00 135Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 2.53 0.35 23.1 15.5 0.09 0.17 1.01 1.18 0.17 0.34 0.51 15,430Average DailyWorker < 0.005 < 0.005 < 0.005 0.01 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 3.72 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.07 0.01 0.62 0.42 < 0.005 < 0.005 0.03 0.03 < 0.005 0.01 0.01 423 AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 0.62 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.01 < 0.005 0.11 0.08 < 0.005 < 0.005 0.01 0.01 < 0.005 < 0.005 < 0.005 70.0 Vantage Phase 3 Construction
3. Construction Emissions Details
3.5 Grading (2026) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 1.96 1.65 15.0 17.4 0.03 0.65 0.65 0.59 0.59 2,970 Dust From Material Movement 2.76 2.76 1.34 1.34
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.11 0.09 0.82 0.96 < 0.005 0.04 0.04 0.03 0.03 163 Dust From Material Movement 0.15 0.15 0.07 0.07
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.02 0.02 0.15 0.17 < 0.005 0.01 0.01 0.01 0.01 26.9 Dust From Material Movement 0.03 0.03 0.01 0.01
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.04 0.03 0.03 0.40 0.00 0.00 0.01 0.01 0.00 0.00 0.00 116Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker < 0.005 < 0.005 < 0.005 0.02 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 6.38 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 1.06 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 3 Construction
3. Construction Emissions Details
3.7 Building Construction (2026) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e OnsiteDaily, Summer (Max)
Off‐Road Equipment 1.28 1.07 9.85 13.0 0.02 0.38 0.38 0.35 0.35 2,405 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Daily, Winter (Max) Off‐Road Equipment 1.28 1.07 9.85 13.0 0.02 0.38 0.38 0.35 0.35 2,405 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.72 0.60 5.53 7.28 0.01 0.21 0.21 0.20 0.20 1,351 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.13 0.11 1.01 1.33 < 0.005 0.04 0.04 0.04 0.04 224 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Worker 1.07 0.95 0.75 12.1 0.00 0.00 0.22 0.22 0.00 0.00 0.00 3,391Vendor 0.72 0.18 7.22 4.56 0.03 0.07 0.31 0.38 0.07 0.10 0.17 5,515Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Daily, Winter (Max) Worker 1.07 0.94 0.90 11.1 0.00 0.00 0.22 0.22 0.00 0.00 0.00 3,228Vendor 0.71 0.17 7.57 4.62 0.03 0.07 0.31 0.38 0.07 0.10 0.17 5,503Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker 0.60 0.52 0.50 6.06 0.00 0.00 0.12 0.12 0.00 0.00 0.00 1,821Vendor 0.40 0.10 4.18 2.57 0.02 0.04 0.17 0.21 0.04 0.06 0.10 3,094Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker 0.11 0.10 0.09 1.11 0.00 0.00 0.02 0.02 0.00 0.00 0.00 301Vendor 0.07 0.02 0.76 0.47 < 0.005 0.01 0.03 0.04 0.01 0.01 0.02 512Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 3 Construction
3. Construction Emissions Details
3.9 Building Construction (2027) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 1.23 1.03 9.39 12.9 0.02 0.34 0.34 0.31 0.31 2,405 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.09 0.07 0.66 0.91 < 0.005 0.02 0.02 0.02 0.02 169 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.02 0.01 0.12 0.17 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 28.1 Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.92 0.89 0.78 10.5 0.00 0.00 0.22 0.22 0.00 0.00 0.00 3,136Vendor 0.67 0.17 7.16 4.48 0.03 0.07 0.31 0.38 0.03 0.10 0.14 5,378Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker 0.06 0.06 0.05 0.71 0.00 0.00 0.02 0.02 0.00 0.00 0.00 222Vendor 0.05 0.01 0.49 0.31 < 0.005 < 0.005 0.02 0.03 < 0.005 0.01 0.01 379 Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker 0.01 0.01 0.01 0.13 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 36.7 Vendor 0.01 < 0.005 0.09 0.06 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 62.8 Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Vantage Phase 3 Construction
3. Construction Emissions Details
3.11 Paving (2027) ‐ Unmitigated
Location TOG ROG NOx CO SO₂ PM10E PM10D PM10T PM2.5E PM2.5D PM2.5T CO₂e OnsiteDaily, Summer (Max)
Daily, Winter (Max)
Off‐Road Equipment 0.88 0.74 6.94 9.95 0.01 0.30 0.30 0.27 0.27 1,516 Paving 0.20Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyOff‐Road Equipment 0.05 0.04 0.38 0.55 < 0.005 0.02 0.02 0.02 0.02 83.1 Paving 0.01Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualOff‐Road Equipment 0.01 0.01 0.07 0.10 < 0.005 < 0.005 < 0.005 < 0.005 < 0.005 13.8 Paving < 0.005
Onsite truck 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00OffsiteDaily, Summer (Max) Daily, Winter (Max)
Worker 0.03 0.03 0.03 0.38 0.00 0.00 0.01 0.01 0.00 0.00 0.00 113Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Average DailyWorker < 0.005 < 0.005 < 0.005 0.02 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 6.20 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00AnnualWorker < 0.005 < 0.005 < 0.005 < 0.005 0.00 0.00 < 0.005 < 0.005 0.00 0.00 0.00 1.03 Vendor 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00Hauling 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00