DDW-2024-012023

Capacity Calcs.xlsx Lake View Subdivision.xlsx Page 1 of 9/27/2024
Division of Drinking Water — Water System Capacity Calculation Sheet (Last Update 3/30/2017)
*Enter the green cells only*
System Name Lake View Subdivision System Number 21036
1.1 Indoor Water Use
Number of residential connections - - - - - - - - - - -- - - - - - - - - - - - - - - - - - -- - - - - - - - -0
Number of other connections - - - 56 ERCs of other connections 28.0
Total Equivalent Residential Connections (ERCs)28.0
MIN. REQUIREMENTS FOR INDOOR WATER USE
Source Storage
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
800 15.6)400 (11,200)
1.2 Outdoor Water Use
Is the drinking water used for outdoor irrigation?
Residential ERCs using drinking water for irrigation - - - - - - - - - - - - > > >50
Percentage of Residential ERCs using DW for irrigation - - - - - - - - - - - - > > >0%
Average irrigated acreage per residential connection - - - - - - - - - - - - > > >0.00
Total irrigated acreage of other connections (park, school, etc.)- - - - - - - - - - - - > > >0.00
(Enter notes here regarding whether and what % of
irrigation water is supplied by PWS.)
Irrigation zone 3
MIN. REQUIREMENTS FOR IRRIGATION USE
Source Storage
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
0 0.0 0 0
1.3 Fire Flow Water Use
Does the water system provide fire protection?
Maximum fire flow demand (in gpm) for water system or pressure zone 0
Maximum fire suppression duration (in hours) for water system or pressure zone 0
Required Fire Suppression Storage (in gallons) - - - - - - - - - - - - - - - - - - - - > > >0
(*Verify req'd fire flow and duration with local fire code officials.* Enter notes here, e.g. fire
official contact info or comments.)
2. Summary of Water System Capacity Requirements
MINIMUM REQUIREMENTS FOR WATER SYSTEM
Source (indoor + outdoor)Storage (indoor + outdoor + fire)
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
800 15.6 400 11,200
2.1 Does this system have adequate source capacity (per R309-510-7)?
This source capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
Required Source Capacity 15.6 gpm
Existing Source Capacity 50.0 gpm
Source Capacity Deficit None gpm
Existing % of Total Req'd 321.4%
Capacity Calcs.xlsx Lake View Subdivision.xlsx Page 2 of 9/27/2024
2.2 Does this system have adequate storage capacity (per R309-510-8)?
This storage capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
Total Required Storage 11,200 gal
Existing Storage Capacity 15,000 gal
Storage Capacity Deficit None gal
Required Fire Storage 0 gal
Is storage deficiency solely due to
fire storage?Not Applicable
Existing % of Total Req'd 133.9%
3. Transient PWS Indoor Water Use — ERC Calcuation (See R309-510, Tables 510-1, 2, & 4 for other facility types.)
MINIMUM REQUIREMENTS FOR INDOOR USE
Source Storage
Facility Type GPD/person*GPD/site or pad Gallons/person Gallon/site or
pad ERC/site or pad
Modern Recreation Camp 60 240 30 120 0.30
Semi-Developed Camp w/ flush toilets 20 80 10 40 0.10
Semi-Developed Camp w/o flush toilets 5 20 2.5 10 0.03
RV Park N/A 100 N/A 50 0.13
Number of people per camp site 4
Source
(GPD/vehicle)
Storage (Gal.
/vehicle)
ERC/1000
vehicles served
Vehicles
served/day ERCs
Roadway Rest Stop w/ flushometer valves 7 3.5 8.8 0 0.0
4. Data Input for Calculating ERCs, Source and Storage 4.2 Summary - Existing Sources (enter in green cells below)
Lake View Subdivision Total Existing Source Capacity (in gpm)
4.1 Projected ERCs Calculation (optional)WS001 Spring #1
Total Projected ERCs 447
Existing Residential Connections 400
Obligated Future ERCs (enter below)47
Maximum ERCs (assuming indoor use only)
4.3 Summary - Existing Storage Tanks (enter below)
Total Existing Storage Cap. (in gallons)
ST001 LakeView Storage Tank
(Enter notes here. If additional space is needed, click the "Additional Notes"
tab on the bottom of the screen.)
Capacity Calcs.xlsx Lake View Subdivision.xlsx Page 3 of 9/27/2024
Division of Drinking Water — Water System Capacity Calculation Sheet (Last Update 3/30/2017)
(Example: water use of 2 factories
equals to water use of 55 homes.)
Map Zones
1
2
3
4
5
6
This source capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
Capacity Calcs.xlsx Lake View Subdivision.xlsx Page 4 of 9/27/2024
This storage capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
Total # of sites/pads ERCs
0 0.0
0 0.0
0 0.0
0 0.0
4.2 Summary - Existing Sources (enter in green cells below)
50
50
90
4.3 Summary - Existing Storage Tanks (enter below)
15,000
15,000