DDW-2024-010230

System Number 18055
1.1 Indoor Water Use
Number of residential connections - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -56
Number of other connections - - - 0 ERCs of other connections 0.0
Total Equivalent Residential Connections (ERCs)56.0
gpd/ERC Total (gpm) Gallons/ERC Total (gallons)
800 31.1 400 22,400
1.2 Outdoor Water Use
Is the drinking water used for outdoor irrigation?
Residential ERCs using drinking water for irrigation - - - - - - - - - - - - > > >0
Percentage of Residential ERCs using DW for irrigation - - - - - - - - - - - - > > >0%Map Zones
Average irrigated acreage per residential connection - - - - - - - - - - - - > > >0.00 1
Total irrigated acreage of other connections (park, school, etc.)- - - - - - - - - - - - > > >0.00 2
Irrigation zone 1 3
4
5
6
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
2. Summary of Water System Capacity Requirements
gpd/ERC Total (gpm) Gallons/ERC Total (gallons)
800 31.1 400 22,400
2.1 Does this system have adequate source capacity (per R309-510-7)?
Required Source Capacity 31.1 gpm
Existing Source Capacity 29.1 gpm
Source Capacity Deficit 2.0 gpm
Existing % of Total Req'd 93.6%
Storage (indoor + outdoor + fire)
This source capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
System Name
Source
Mt Haven Owners Association
Storage
(Enter notes here regarding whether and what %
of irrigation water is supplied by PWS.)
Source (indoor + outdoor)
Storage
MIN. REQUIREMENTS FOR INDOOR WATER USE
MINIMUM REQUIREMENTS FOR WATER SYSTEM
Division of Drinking Water — Water System Capacity Calculation Sheet (Last Update 3/30/2017)
*Enter the green cells only*
(Example: water use of 2 factories
equals to water use of 55 homes.)
Source
MIN. REQUIREMENTS FOR IRRIGATION USE
Yes No
Yes No
2022 Capacity Calculations Page 1 of 2 8/22/2024
2.2 Does this system have adequate storage capacity (per R309-510-8)?
Total Required Storage 22,400 gal
Existing Storage Capacity 20,000 gal
Storage Capacity Deficit 2,400 gal
Required Fire Storage 0 gal
NO
Existing % of Total Req'd 89.3%
3. Transient PWS Indoor Water Use — ERC Calcuation (See R309-510, Tables 510-1, 2, & 4 for other facility types.)
GPD/person* GPD/site or pad Gallons/person
Gallon/site
or pad ERC/site or pad Total # of
sites/pads ERCs
60 0 30 0 0.00 0 0.0
20 0 10 0 0.00 0 0.0
502.500.00 0 0.0
N/A 100 N/A 50 0.13 0 0.0
Number of people per camp site 0
Source
(GPD/vehicle)
Storage
(Gal./vehicle)
ERC/1000
vehicles served
Vehicles
served/day ERCs
73.58.80 0.0
4. Data Input for Calculating ERCs, Source and Storage 4.2 Summary - Existing Sources (enter in green cells below)
Total Existing Source Capacity (in gpm)29
4.1 Projected ERCs Calculation (optional)WS001 Mt Haven Spring 29.12
Total Projected ERCs 87
Existing Residential Connections 87
Obligated Future ERCs (enter below)
There are 92 total connections, five have been
purchased by Salt Lake City for the sole
purpose of now allowing water connections
Several of the remaining lots may also be
unbuildable
Maximum ERCs (assuming indoor use only) 52.416
4.3 Summary - Existing Storage Tanks (enter below)
Total Existing Storage Cap. (in gallons)20,000
ST001 Mt Haven Tank 1 10,000
ST002 Mt Haven Tank 2 10,000
Semi-Developed Camp w/ flush toilets
Mt Haven Owners Association
Roadway Rest Stop w/ flushometer valves
Semi-Developed Camp w/o flush toilets
This storage capacity assessment is a general overall system calculation. It may not reflect the variations in individual areas or pressure zones.
Is storage deficiency solely due
to fire storage?
RV Park
Facility Type
Source
MINIMUM REQUIREMENTS FOR INDOOR USE
Modern Recreation Camp
Storage
2022 Capacity Calculations Page 2 of 2 8/22/2024