DDW-2025-004767

Capacity calculation sheet Page 1 of 5/20/2025
Division of Drinking Water Water System Capacity Calculation Sheet—
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(Last Update 3/30/2017)
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
107%
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
gpd/ERC Total (gpm)Gallons/ERC Total (gallons)
393.4
870.0
381,114
*Enter the green cells only*
Veyo Culinary Water Association 27019System 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)

- - - - - - - - 280
39 55.0
299
0.15
1.00
(Enter notes here regarding whether and what % of
irrigation water is supplied by PWS.)
5
Enter notes here, e.g.
fire official contact info or comments.)
(Example: water use of 2 factories
equals to water use of 55 homes.)
335.0
MIN. REQUIREMENTS FOR INDOOR WATER USE
MIN. REQUIREMENTS FOR IRRIGATION USE
60,000
MINIMUM REQUIREMENTS FOR WATER SYSTEM
Source Storage
None
221.2%
800 400
976 612
1,776 1,012
186.1 134,000
207.2 187,114
393.4 381,114
Map Zones
1
2
3
4
5
6
water system pressure zone
water system pressure zone
1,000
1
(*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
2.2 Does this system have adequate storage capacity (per R309-510-8)?
Total Required Storage gal
This source capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
This storage capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
Capacity calculation sheet Page 2 of 5/20/2025
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
770,000
60,000
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
202.0%
Modern Recreation Camp 0.00 0.0
Semi-Developed Camp 0.00 0.0
Semi-Developed Camp 0.00 0.0
RV Park 0.13 0.0
Roadway Rest Stop 0.0
870
280
770,000
Required Fire Storage
(See R309-510, Tables 510-1, 2, & 4 for other facility types.)
Number of people per camp site
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/siteor pad ERC/site or pad
(GPD/vehicle)(Gal./vehicle)
ERC/1000
vehicles served
Vehicles
served/day
Residential Connections
Obligated ERCs
Total # of sites/pads ERCs
ERCs
Existing
Future
0
0
0
0
0
0
WS001 370
WS002 Well #1 500
280
2
ST002 Brookside#1 Tank 50,000
ST003 Brookside#2 Tank 50,000
ST004 Green(Beer) Tank 50,000
ST007 Cottam Road Tank 500,000
ST009 120K Stell Bolted Tank 120,000
Veyo Spring
4.2 Summary - Existing Sources
4.1 Projected ERCs Calculation (optional)
4.3 Summary - Existing Storage Tanks
(enter in green cells below)
(enter below)
(enter below)
Veyo Culinary Water Association
Maximum ERCs (assuming indoor use only)1566