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Frac Water Heating

What Happens When Operators Wait Until October to Choose a Heating Vendor

Waiting until October to choose a frac water heating vendor can limit equipment options, increase fuel cost, and force rushed decisions. Here is why PRB operators should review heating plans before fall programs lock.

Jason AsayOwner & Operator

October is not planning season.

October is execution season.

By the time cold weather starts showing up in the Powder River Basin, a lot of heating decisions have already been made. Vendor lists are set. Equipment is committed. Fuel assumptions are baked into the plan. Crews are scheduled. Procurement is already moving.

That is why waiting until October to figure out frac water heating usually creates fewer options, not better ones.

The operator may still get heat.

But the question is not just whether someone can get a heater to location.

The better question is whether the heating plan controls fuel cost, holds output, and keeps the job moving without creating a problem the completions team has to manage later.

Those decisions need to happen before the list locks.

Late planning turns a heating decision into an availability decision

When operators wait too long, the buying question changes.

Early in the planning window, the question can be:

Who is the right heating vendor for this program?

By October, the question often becomes:

Who still has equipment available?

Those are not the same question.

One is a fit decision. The other is a scramble.

When the decision becomes availability-first, operators lose room to compare the things that matter:

The vendor who is available may not be the vendor who gives the operator the lowest total cost.

Vendor lists often close before the weather changes

A lot of operators think about heating when the temperature drops.

That makes sense. Cold weather is when the pain shows up.

But most of the PRB programs we have worked on locked their vendor lists in August or early September -- not October.

That timing matters.

If heating is not reviewed before the list closes, the program may carry assumptions no one challenged.

Maybe propane gets assumed by default.

Maybe natural gas availability never gets compared.

Maybe the unit's output on natural gas never gets checked.

Maybe the operator compares day rate but misses total fuel cost.

Maybe the response plan is never discussed until something changes on location.

Cold weather does not create those gaps.

It exposes them.

Fuel cost gets harder to fix after equipment is committed

Fuel is one of the biggest variables in frac water heating cost.

That is why it needs to be reviewed early.

Propane, natural gas, and diesel do not create the same cost profile. On programs where natural gas is available, the savings can be meaningful if the equipment can run it efficiently and hold output.

But if fuel cost is reviewed after the vendor is already selected, the operator has fewer options.

At that point, the program may already be tied to equipment that runs one fuel well and another fuel poorly. Or the vendor may technically be able to run natural gas but lose output when switching from propane.

That matters because fuel savings only count if the heater can perform on that fuel.

In our experience competing for the same programs, units converted from propane to natural gas often deliver 25-30% less output than their rated capacity. That is not a knock. It is an engineering reality.

If output drops, runtime can stretch. If runtime stretches, fuel savings can shrink. The job may still get done, but the operator may not be getting the economics they expected.

That is why the fuel decision should happen before the vendor list closes.

Equipment availability tightens fast

Good heating equipment does not sit open forever.

As fall and winter programs get scheduled, units get committed. Crews get assigned. Service windows fill. Operators who wait may still find equipment, but they may not find the right equipment for the program.

That can lead to compromises:

None of those are ideal.

Some may be manageable.

But they are usually more expensive than planning early.

Output questions get skipped when the decision is rushed

When heating gets decided late, teams tend to focus on the obvious questions.

Can you get us a heater?
How fast can it be there?
What is the rate?

Those questions matter, but they are not enough.

The better questions are:

Those are the questions that protect the job.

They also take time to answer well.

Waiting until October makes it easier to skip them. That is where operators can end up with a heating plan that works on paper but costs more in the field.

Late decisions can turn propane into the default

Propane works.

But propane should be a decision, not an accident.

When heating is rushed, propane often becomes the default because it is familiar, available, and easy to plan around. But if natural gas is available on location and the right equipment can run it efficiently, propane may not be the lowest-cost plan.

On one program, heating 800,000 barrels created a fuel comparison that looked roughly like this:

Propane at current regional pricing: around $58,000 in fuel
Natural gas through the right equipment: around $11,000 in fuel

Every program is different. Fuel pricing, water temperature, target temperature, runtime, and site conditions all matter.

But the point is simple:

If no one runs the comparison before the list locks, the operator may never see the difference.

The response plan matters more when conditions change

Winter work does not reward slow decision chains.

When conditions change on location, operators need answers. Not a phone tree. Not a dispatcher who has to check with someone else. Not a vendor who can only answer during business hours.

Heating problems do not wait for convenient timing.

The response plan should be clear before the job starts:

If those answers are vague in the bid process, they will not get clearer at 2 AM.

That is why accountability belongs in the planning conversation, not just the emergency conversation.

What operators should review before October

Before fall or winter work is already on location, operators should review the heating plan against the actual job.

1. Vendor list

Is the right heating vendor approved before the list closes?

2. Barrel volume

How much water needs to be heated? Volume drives fuel consumption.

3. Temperature rise

What is the starting water temperature, and what target temperature is required?

4. Fuel source

Is the plan built around propane, natural gas, diesel, or a combination?

5. Output on the selected fuel

What does the unit actually deliver on the fuel being used?

6. Runtime

How long will the heating plan need to run to keep pace?

7. Backup options

What happens if fuel availability changes?

8. Response chain

Who answers when something changes after hours?

These questions are easier to answer in August than in October.

October is when weak plans get expensive

A weak heating plan may look fine in summer.

Then the weather turns.

The job needs heat. Equipment is committed. Vendor options are limited. Fuel assumptions are already in motion. The team is trying to solve a problem while the program is running.

That is when hidden costs show up:

None of that helps the operator.

The better move is to run the heating math early.

Plan the heat before the weather forces the decision

Frac water heating should not be a last-minute winter scramble.

It should be part of the fall program plan.

Before vendor lists lock, operators should compare total program cost, fuel source, BTU output, equipment availability, and response plan. That gives the completions team a better basis for the decision than day rate alone.

By October, there may still be options.

But there are usually fewer of them.

And the best heating decision is the one made while there is still time to choose the right equipment, the right fuel strategy, and the right vendor for the job.

Building a PRB fall or winter program?

Complete Heat Frac Service helps operators compare fuel cost, BTU output, equipment availability, and total heating program cost before vendor lists close.

If frac water heating is still on your list to figure out, run the numbers before October forces the decision.

Jason Asay

Complete Heat Frac Service

307-217-1494

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Ready to talk frac water heating?

Call Jason for a quote: 307-217-1494