HomeMy WebLinkAboutDDW-2024-012540DDW-2017-004386 - 0901a068806e65f1.xlsx Page 1 of 10/23/2024
Division of Drinking Water Water System Capacity Calculation Sheet—
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gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
0%
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
56.1
120.0
(Last Updat
*Enter the green cells only*
SWISS ALPINE WATER COMPANY 26049System Name System Number
per residential connection
other connections
flow
duration
1.1 Indoor Water Use
1.2 Outdoor Water Use
1.3 Fire Flow Water Use
2. Summary of Water System Capacity Requirements
Number of residential connections - - - - - - - - - - -- - - - - - - - - - - - - - - - - - -
Number of other connections - - - ERCs of other connections
Total Equivalent Residential Connections (ERCs)
Source Storage
Is the drinking water used for outdoor irrigation?
Residential ERCs using drinking water for irrigation
Percentage of Residential ERCs using DW for irrigation
Average irrigated acreage
Total irrigated acreage of (park, school, etc.)
Irrigation zone
Source Storage
Does the water system provide fire protection?
Maximum fire demand (in gpm) for or
Maximum fire suppression (in hours) for or
Required Fire Suppression Storage (in gallons)
- - - - - - - - 101
0
0.00
0.00
(Enter notes here regarding whether and what % of
irrigation water is supplied by PWS.)
1
Enter notes here, e.g.
fire official contact info or comments.)
101.0
MIN. REQUIREMENTS FOR INDOOR WATER USE
MIN. REQUIREMENTS FOR IRRIGATION USE
120,000
MINIMUM REQUIREMENTS FOR WATER SYSTEM
Source Storage
None
213.9%
800 400
0 0
800 400
56.1 40,400
0.0 0
56.1 160,400
water system pressure zone
water system pressure zone
1,000
2
(*Verify req'd fire flow and duration with local fire code officials.*
(indoor + outdoor)(indoor + outdoor + fire)
2.1 Does this system have adequate source capacity (per R309-510-7)?
Required Source Capacity gpm
Existing Source Capacity gpm
Source Capacity Deficit gpm
Existing % of Total Req'd
This source capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
DDW-2017-004386 - 0901a068806e65f1.xlsx Page 2 of 10/23/2024
2.2 Does this system have adequate storage capacity (per R309-510-8)?
Total Required Storage gal
Existing Storage Capacity gal
Storage Capacity Deficit gal
gal
Is storage deficiency solely due to
fire storage?
Existing % of Total Req'd
w/ flush toilets
w/o flush toilets
w/ flushometer valves
Required Fire Storage
(See R309-510, Tables 510-1, 2, & 4 for other facility types.)
Number of people per camp site
This storage capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones
160,400
299,000
120,000
MINIMUM REQUIREMENTS FOR INDOOR USE
60 0 30 0
20 0 10 0
5 0 2.5 0
N/A 100 N/A 50
7 3.5 8.8
Total Existing Source Capacity (in gpm)
Total Projected ERCs
Total Existing Storage Cap. (in gallons)
None
Not
Applicable
186.4%
Modern Recreation Camp 0.00
Semi-Developed Camp 0.00
Semi-Developed Camp 0.00
RV Park 0.13
Roadway Rest Stop 0.0
0
3. Transient PWS Indoor Water Use ERC Calcuation
4. Data Input for Calculating ERCs, Source and Storage
—
Source Storage
Facility Type
Source Storage
GPD/person*GPD/site or pad Gallons/person Gallon/site
or pad ERC/site or pad
(GPD/vehicle)(Gal./vehicle)
ERC/1000
vehicles served
Vehicles
served/day
Residential Connections
Obligated ERCs
ERCs
Existing
Future
0
WS001
WS002 SWISS ALPINE WELL
ST001 LOWER TANK
ST002 UPPER TANK
(Enter notes here. If additional space is needed, click the "Additional Notes"
tab on the bottom of the screen.)
UPPER DEVILS HOLE SPRI4.1 Projected ERCs Calculation (optional)
4.2 Summary - Existing Sources
4.3 Summary - Existing Storage Tanks
(enter below)
(enter in gree
(enter
SWISS ALPINE WATER COMPANY
Maximum ERCs (assuming indoor use only)
DDW-2017-004386 - 0901a068806e65f1.xlsx Page 3 of 10/23/2024
te 3/30/2017)
(Example: water use of 2 factories
equals to water use of 55 homes.)
Map Zones
1
0
3
4
5
6
.
DDW-2017-004386 - 0901a068806e65f1.xlsx Page 4 of 10/23/2024
s.
Total # of sites/pads ERCs
0
0
0
0
40
80
49,000
250,000
0.0
0.0
0.0
0.0
120
299,000
n cells below)
r below)
216