Staff Reports - East Bay Municipal Utility District

Attachment 1
Lake Merrit Station Area Plan (LMSAP)
Water Demand Estimate Summary
Land Use-Unit
Residential Units (1)
Retail Square Feet (3)
Office Square Feet
Institutional Square Feet (4)
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Structural Parking
Total
I/sage Factor (2)
Avg. Daily Use
GPD/Unit
220
0.11
0.22
0.11
0,11
025
011
0.028
Existing
Development
3,000
843,000
1,022,000
3,467,000
64,500L
369T800.
192,000
Existing
Average Daily
(GPD)
660,000
92,730
224,840
381,370
7 095
92,450
21,120
-
1,479,605
LMSAP Net New
Development
(2035) 6
4,900
404,000
1,229,000
108,000
(29,019)
(51,597)
(29,540)
300,000
LMSAP Wet New
Average Daily Use
(GPD)
1,078,000
44,440
270,380
11,880
(3,192)
(12,899)
(3>249)
8,400
1,393,759
Total GPD
1,738,000
137,170
495,220
393,250
3,903
79;551
17,871
8,400
2,873,364
1. Existing residential units is based on ACTC/ABAG projections for 2005, with projects completed between 2005 and 2012 added in.
2. Based on City of Oakland Average Flow Rates for Sewer Generation Calculation plus 10%, see chart below.
3. Non-residential square feet are estimated based building footprint square footage, multiplied by the number of stories in existing buildings.
4. Estimated Average Rates assumed to be similar to commercial use rates. Institutional uses include new community type facilities at Laney College.
5. Existing jobs are based on ACTC/ABAG projections for 2005; Plan jobs are based on one job for every 350 SF of retail space and one job for every 400 square feet o
6. ACTC 2005-2035 minus projects completed between 2005 and 2012 (which are included in the existing condition).
7. Net new development assumes reductions for any existing land uses.
8. Water use assumed for structured parking only.
9. Parking square feet calculated by multiplying the number of parking spaced by 250 sf/space.
10. Assumed hotel generation rate equal to motel.
11. Water demand is 10 percent greater than Sewer Generation rate.
12. For hotel assume that 1 room is equal to 650 sf.
Average Rates Used for Usage Calculation
(From City of Oakland Sanitary Sewer Design Guidelines, revised August 2008)
Automobile parking
Commercial
Motel
Office Building
Residential - 2 bedroom apt. or condo
Retail Area
0.028 gpd/sf
0.11 gpd/sf
165 gpd/sf
0.22 gpd/sf
220 gpd/unit
0.11 gpd/sf
11/30/2012