1
Your Utility Profile
Tell us about your water network
Utility / Council Name
Your organisation name
Currency
Affects cost benchmarks
Total Length of Water Mains
Distribution & transmission mains — typically 500–20,000 km
km
Number of Service Connections
Total metered connections — typically 5,000–500,000
Average Operating Pressure
Average zone pressure across the network — typically 30–70 m
m head
2
Water Volumes (Annual)
Your annual water production and consumption data
System Input Volume
Total water entering the distribution system annually — typically 1,000–200,000 ML
ML/yr
Billed Authorised Consumption
Water billed to customers (metered + unmetered billed)
ML/yr
Unbilled Authorised Consumption
Firefighting, mains flushing, parks — typically 1–3% of SIV
ML/yr
Total Non-Revenue Water (NRW)
Calculated: SIV − Billed Authorised Consumption
—
NRW as % of System Input Volume
Industry benchmark: 10–15% good, >25% high
—
Your NRW Performance
Excellent (<10%)
Good
Average
Poor
Critical (>40%)
≈
Water Loss Breakdown
Estimated split between real and apparent losses
Real Losses (Leakage) as % of NRW
Typically 60–80% of NRW. Adjust the slider to match your estimate.
75%
Real Losses (Leakage)
—
Apparent Losses (Meter error, theft, data gaps)
—
3
Cost of Water
Your production costs, retail pricing, and maintenance spend
Marginal Cost of Water Production
Variable cost: treatment + pumping + chemicals per kL — typically $0.80–$2.50 AUD
$/kL
Retail Water Price / Revenue per kL
Average volumetric charge to customers — typically $2.00–$4.50 AUD
$/kL
Cost of Pipe Repairs & Reactive Maintenance
Annual spend on reactive leak repair and reinstatement — typically $200K–$5M+
$/yr
Estimated Third-Party Damage Claims
Property damage, road reinstatement, insurance claims — typically $50K–$1M+
$/yr
$
Your Current Cost of Water Loss
The annual financial impact of water loss on your network
Cost of Lost Water (Production)
Real Losses × Production Cost
—
Lost Revenue (Apparent Losses)
Apparent Losses × Retail Price
—
Reactive Repair & Reinstatement
—
Third-Party / Property Damage
—
Total Annual Cost of Water Loss
—
4
Active Leak Detection Investment
Program parameters and expected outcomes
Annual Leak Detection Program Cost
Total cost of active leak detection services per year — typically $100K–$2M+
$/yr
Network Coverage per Year
% of network surveyed annually — 33% = 3-year cycle
33%
Expected Reduction in Real Losses
Typical reduction with active detection — 15%–40%
18%
Expected Reduction in Reactive Repairs
Fewer emergency bursts due to early detection — 10%–30%
15%
Expected Reduction in Damage Claims
Less third-party damage from undetected leaks — 15%–40%
15%
Your Results Are Ready
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Results for
Your Utility
Return on Investment
—
of your investment returned
Benefit-Cost Ratio
—
for every $1 invested
Payback Period
—
to recover investment
Water Saved
—
megalitres per year
Annual Savings Breakdown
Water Production Cost Saved
—
Reactive Repair Savings
—
Damage Claim Savings
—
Deferred Capital Expenditure
—
Total Annual Savings
—
Less: Program Investment
—
Net Annual Benefit
—
Your Cost of Water Loss
Cost of Lost Water (Production)
—
Lost Revenue (Apparent Losses)
—
Reactive Repair & Reinstatement
—
Third-Party / Property Damage
—
Total Annual Cost of Water Loss
—
Cost per km of Mains
—
Cost per Connection
—
Five-Year Cumulative Impact
| Year | Cumulative Savings | Cumulative Investment | Cumulative Net Benefit |
|---|
Tangible Impact
—
Olympic Pools Saved / Year
—
Litres Saved Per Day
—
ML Recovered Per Year
Disclaimer: This calculator provides estimates only. Actual results depend on network conditions, detection methodology, and repair response times. Contact Aqua Analytics for a detailed assessment tailored to your network.
