Carbon Capture & CO₂ Compression Equipment calculator

Water Use Intensity Calculator

Estimate water and wastewater cost for capture-system cooling, solvent makeup, washing, humidification, or direct air capture operation. Use rate times runtime times unit cost gives you the consumable cost without a spreadsheet.

What this calculator does

  • Estimate water and wastewater cost for capture-system cooling, solvent makeup, washing, humidification, or direct air capture operation.
  • Use it when water use intensity in carbon capture and co₂ compression equipment is being quoted and consumables are a real chunk of the cost stack.
  • Turns capture water use rate, water-use operating hours, water and wastewater unit cost into a run cost for water use intensity in carbon capture and co₂ compression equipment.

Formula used

  • Water consumed = capture water use rate × water-use operating hours
  • Total water and wastewater cost = water consumed × water and wastewater unit cost

Inputs explained

  • Capture water use rate: Use metered cooling, wash, humidification, blowdown, solvent makeup, or process water demand.
  • Water-use operating hours: Enter the same operating hours used for the capture train, module, or cooling loop.
  • Water and wastewater unit cost: Use combined purchase, treatment, discharge, blowdown, or reuse cost on the same volume basis.

How to use the result

  • Use it when water use intensity in carbon capture and co₂ compression equipment runs through meaningful consumables.
  • Storage, handling, and disposal are not modeled.

Common questions

  • What problem does this water use intensity calculator solve? Estimate water and wastewater cost for capture-system cooling, solvent makeup, washing, humidification, or direct air capture operation. You get a run cost you can defend before quoting, scheduling, or sign-off.
  • Which inputs change the run cost the most? capture water use rate, water-use operating hours, water and wastewater unit cost usually move the run cost most. Pull from measured carbon capture and co₂ compression equipment runs, supplier data, and recent quotes rather than memory.
  • How should I use the result? Roll the run cost into the carbon capture and co₂ compression equipment quote so consumables stop eroding margin.
  • What should I verify first? Confirm the unit cost includes freight and waste; both are commonly missed.

Last reviewed 2026-05-12.