How to use your smart meter reading data

Smart meters are often seen as a convenient way to automatically send readings to your energy supplier, but their real value goes far beyond that.

When used properly, your smart meter can become a powerful tool to help you understand, manage and reduce your energy usage.

What your smart meter data actually shows

A smart meter records how much electricity and gas your home uses in near real time.

Unlike traditional meters, which only show total usage, smart meters provide detailed insights, including:

•           Daily and hourly energy consumption

•           Peak usage times

•           Estimated costs in pounds and pence

•           Trends over weeks and months

This level of detail allows you to see exactly when and how you’re using energy.

Where to access your smart meter data

You can view your smart meter data in several ways:

In-home display (smart meter monitor)

Most households receive a small screen device when their smart meter is installed. This shows:

•           Real-time energy use

•           Current costs

•           Daily totals

If you didn’t receive one, you’re usually entitled to request one (for free) within 12 months of installation.

Your supplier’s website or app

Energy suppliers provide online dashboards where you can:

•           View historical usage

•           Track monthly costs

•           Compare usage over time

This is useful for spotting trends and understanding how your habits affect your bill.

Third-party apps

Independent apps can often provide more advanced insights, helping you break down your usage in more detail and identify savings opportunities.

Turning data into action

Having access to data is only useful if you act on it. Here’s how to make your smart meter work for you.

Identify peak usage times

Look for patterns in your energy use.

You may notice spikes:

•           In the morning when heating and appliances are used

•           In the evening when lights, cooking and entertainment devices are on

Once you identify these peaks, you can:

•           Shift usage to off-peak times

•           Reduce unnecessary consumption

•           Avoid running multiple high-energy appliances at once

Spot energy-hungry appliances

If your usage suddenly increases, your smart meter data can help you figure out why.

Common high-energy appliances include:

•           Electric heaters

•           Tumble dryers

•           Ovens and hobs

•           Older appliances with poor efficiency

By identifying these, you can make small changes, like using appliances less often or upgrading to more efficient models.

Track how changes affect your bill

One of the biggest advantages of smart meters is being able to see the impact of your actions quickly.

For example:

•           Turning down your thermostat

•           Using appliances at different times

•           Improving insulation

You can monitor whether these changes actually reduce your energy usage, helping you make smarter decisions over time.

Set personal energy goals

Using your smart meter data, you can set realistic goals such as:

•           Reducing daily electricity use

•           Cutting peak-time consumption

•           Lowering monthly costs

Tracking progress makes it easier to stay motivated and build better energy habits.

Understand your baseline usage

Your “baseline” is the energy your home uses when everything is running normally.

This includes:

•           Fridges and freezers

•           Standby devices

•           Background heating systems

Understanding this baseline helps you identify unnecessary energy waste, such as devices left on standby or inefficient appliances.

Do you need a smart meter?

If you don’t already have a smart meter, it’s worth considering.

They provide:

•           Automatic meter readings

•           More accurate billing

•           Better visibility of energy use

•           Tools to help reduce costs

Most energy suppliers offer smart meters at no upfront cost, and installation is usually quick and straightforward.

Make your smart meter even smarter with SmartGen

While smart meters provide valuable data, interpreting it can sometimes feel overwhelming.

SmartGen takes your smart meter data and turns it into clear, actionable insights. It shows exactly where you're overspending and gives you a personalised plan to reduce your energy bills, without the guesswork.

If you want to get the most out of your smart meter, Download SmartGen on the App Store.

Because your smart meter isn’t just for readings, it’s your key to smarter energy use.