Why is my sewer bill so high but not my water bill?

Author: Dr. Candida Sauer  |  Last update: Friday, August 29, 2025

The water released by the treatment facility is usually cleaner than the drinking water's receiving stream. Typically, the advanced systems are expensive to build and operate, increasing the overall cost of wastewater treatment. So, it is logical that sewer bills are higher than water bills.

Why is my sewer bill so much higher than my water bill?

Water Usage: The sewer charge is often based on the amount of water you use. If your water consumption is high due to increased usage, such as watering a garden, filling a pool, or increased household activity, your sewer bill will reflect that.

Are water and sewer on the same bill?

Water that comes out of the faucets in your home is charged to your water bill, while anything that goes down the drain is considered a sewer charge. Both of these charges are typically determined by the gallon. While most water utility companies separate the two utilities, others charge one lump sum for both services.

How to make your sewer bill go down?

Install Low-flow Showerheads and Faucets: Switching to low-flow showerheads and faucets can save you up to 50% of your water usage, which will reflect positively on your sewer bill. Collect Rainwater: Instead of using your hose to water your lawn or garden, consider investing in a rain barrel.

How much should water and sewer cost per month?

However, costs range widely based on your location. Monthly sewer costs range from a high of $135.57 in Seattle down to $14.04 in Memphis. The national average for the combined water service and sewer service bills grew from $39 in 2001 to $100 in 2018, according to Statista, a company that compiles consumer data.

Plumbing Pro Tip: High water bill? Could be a leaking toilet - here's how to test for a leak!

Why is sewer service so expensive?

It is an effective system, but an expensive one to operate. In addition to the treatment plant costs, a sewer system's infrastructure is more expensive to build, replace and maintain than that of a water system.

What happens when your sewer backs up?

If you have a problem with your home's wastewater line, you need to repair it promptly to prevent the slow flow from completely blocking all drainage from your home. An entirely stopped sewer line can cause wastewater to overflow into your home, creating a health hazard and a cleaning headache.

How do I make utilities go down?

Here are some tried and true ways to lower your electric and gas bills:
  1. Set your thermostat to an ideal temperature during the summer.
  2. Turn off the lights every time you leave the room.
  3. Unplug appliances when they're not in use.
  4. Use appliances during specific times of day to cut down your electric bills.

Can sewer be disconnected?

The normal method for shutting off sewage is to shut off the water. In almost all cases, water and sewage are provided by the same organization. When they aren't, there's often a joint agreement between the organizations. The more unusual method for shutting off sewage is to put a plug in the line.

Is shower water considered sewage?

A: Graywater is untreated wastewater from showers, laundry machines, and bathtubs which has not come into contact with toilet waste. It does not include wastewater from kitchen sinks, photo lab sinks, dishwashers, or laundry water from soiled diapers.

Why is my water bill so low?

You may have been on vacation or away from your home for an extended period of time . Water Conservation. You may have purchased a front loading washing machine. Front loading washers use less water.

What happens when you don't pay your sewer bill?

If you do not pay your bill and you do not make arrangements for a payment plan, the sewer district will ask the water district to shut your water off. If the water is shut off, there will be a disconnect fee and reconnect fee added to your account, in addition to the full amount of the past due bill.

Why is my water meter reading high but no leak?

Sometimes, a high water bill with no visible leak points to other issues, like a faulty water meter or billing errors.

Does a running toilet increase the sewer bill?

The most common cause for a high water bill is running water from your toilet. A continuously running toilet can waste up to 200 gallons a day or more depending on the volume flow down the drain.

How to lower a water bill?

Ways to Reduce Your Water Bill
  1. Put an aerator on your sink faucets. ...
  2. Keep water in a pitcher in the fridge. ...
  3. Microwave water to heat it up instead of running the tap and waiting for the water to get hot. ...
  4. Skip the garbage disposal since proper operation requires running lots of water down the drain while you use it.

Does unplugging appliances save money?

While unplugging appliances can reduce your energy costs, you have to decide whether the savings are worth it. The United States Department of Energy estimates that you can save $100 per year on your energy bill by unplugging your appliances. That comes out to $8.33 per month (or about 27 cents per day).

What runs your electric bill up the most?

What costs the most on your electric bill? Heating and cooling are by far the greatest energy users in the home, making up around 40% of your electric bill. Other big users are washers, dryers, ovens, and stoves. Electronic devices like laptops and TVs are usually pretty cheap to run, but of course, it can all add up.

Does insurance cover sewage back up?

While homeowners insurance protects you against some forms of unexpected water damage, water back-ups and sump pump overflows are usually not covered. You may purchase optional water back-up coverage that may pay for damages in the case of sewage back-up or a malfunctioning sump pump.

How much does it cost to fix a backed up sewer line?

Opting for a traditional sewer line repair method requires digging a long, deep trench(es) to remove the old sewer pipes and install new ones. On average, this method can cost $50-$250+ per foot. This estimate depends on the length and depth of the existing sewer pipes, ease of access to the pipes, and more.

How do I know if my sewer line is backed up?

Strange Smells and Noises

Foul smells emanating from your sink, bathtub or floor drain indicate a main sewer line blockage. The clog leaves nowhere else for the waste causing the smell to go, leaving a lingering odor. In addition to strange smells, you might also notice a gurgling noise coming from your drains.

How much water does a 20-minute shower use?

If a standard showerhead is fitted, it will use around an extra half a gallon each minute, accounting for a 25-gallon emittance every 10 minutes, or 50 gallons throughout a 20-minute shower. *1 gallon = 4.54 litres.

What uses the most water in a house?

On average, approximately 70 percent of that water is used indoors, with the bathroom being the largest consumer (a toilet alone can use 27 percent!).

Previous article
Are Cuisinart pots made in China?
Next article
When to throw away baking trays?