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Ambulance Response Time Calculator

Work out ambulance response time instantly with clear inputs, formula shown and shareable results.

About Ambulance Response Time Calculator

Total response is call handling plus crew mobilisation plus travel time, where travel is distance over average speed converted to minutes. Dispatch overhead is a fixed two to three minutes, which is why the seven minute category one target is only achievable within a few kilometres.

Formulas

Travel time

minutes = distance / average speed x 60

Total response

total = dispatch + mobilisation + travel

Worked example

With the default values below, Ambulance Response Time Calculator returns Total response time of 12.10. Change any input above and every figure here is recalculated in your browser.

Inputs used

Distance to the sceneminimum 0.1 km
8 km
Average response speedminimum 1 km/h
50 km/h
Call handling and dispatch timeminimum 0 min
1.5 min
Crew mobilisation timeminimum 0 min
1 min

Results

Total response time
12.10 min
Travel time
9.60 min
Dispatch and mobilisation time
2.50 min
Against typical response standards
Within a category 2 standard

Step by step

  1. 1Values used
  2. 2Travel time
  3. 3Total response
  4. 4Total response time= 12.10 min
  5. 5Travel time= 9.60 min
  6. 6Dispatch and mobilisation time= 2.50 min
  7. 7Against typical response standards= Within a category 2 standard

Assumptions and limits

  • The result is derived only from the 4 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
  • Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Frequently Asked Questions

How is the Ambulance Response Time figure worked out?

minutes = distance / average speed x 60. Total response is call handling plus crew mobilisation plus travel time, where travel is distance over average speed converted to minutes.

Why does this matter?

Dispatch overhead is a fixed two to three minutes, which is why the seven minute category one target is only achievable within a few kilometres.

What do I need to enter?

Enter distance to the scene, average response speed, call handling and dispatch time, crew mobilisation time. The defaults shown are a realistic worked example — swap in your own figures to get a result you can use.

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