Aerobic System Maintenance for Lewiston Homes
Aerobic treatment units clean wastewater with oxygen and bacteria before it leaves the system. They work well on lots where a conventional drain field would struggle, but they have moving parts that need regular service.
A septic company that services aerobic systems in Lewiston and Auburn, Sabattus, Lisbon can handle routine maintenance, alarms and repairs.
How an aerobic system works
Wastewater first settles in a pretreatment tank. It then flows to an aeration chamber where a compressor or blower adds air, helping bacteria break down waste far more completely than in a standard tank. A clarifier lets remaining solids settle, and many systems add chlorine or another disinfection step before the treated water is sprayed or dispersed.
Items checked on every aerobic service call
A good service call covers the compressor and its filter, the air diffusers, every float and the alarm, the control panel and timer, the spray heads or drip lines, and the chlorine or UV unit. Many contracts in Androscoggin County also include the inspection report some counties require, so ask whether filing it is part of the visit.
Common aerobic system alarms
Alarms usually signal high water in a pump tank or a problem with the aerator. Causes include a failed compressor, a tripped breaker, a stuck float, a failed pump or more water entering than the system can handle. Silence the alarm, reduce water use and call for service rather than ignoring it.
Service schedules and contracts
Aerobic units often come with a service contract for the first years, and many areas require one afterward. A contract sets a regular schedule, handles required reporting and usually gives faster response when an alarm sounds.
Signs your aerobic system needs attention
Watch for a sewage or rotten egg smell, an aerator that is silent, cloudy or foul-smelling discharge, spray heads that do not run, and alarms. Soggy areas near the spray field can also point to a problem.
Choosing an aerobic service provider
Look for a company familiar with the aerobic units common around Lewiston and Auburn, Sabattus, Lisbon, clear service records and responsive alarm calls. Ask for references if you are signing a multi-year contract.
Knowing your equipment
It helps to know the brand and model of your aerobic unit, where the control panel is, and whether your system uses spray heads or drip lines. Keep the manual and past service records together. When you call a company in Lewiston, that information lets them bring the right parts and finish the visit in one trip.
Simple habits that help
Spread laundry through the week, fix running toilets quickly and keep grease out of the kitchen drain. These habits keep the load on the system steady. If you will be away from your Lewiston home for a long time, ask your service company whether the unit should keep running while you are gone.
Aerobic units in Androscoggin County
Aerobic systems are common in parts of Androscoggin County where the soil cannot handle a conventional drain field. Because they rely on power, air and moving parts, they need regular attention from a company that services them. Homeowners in Lewiston and nearby towns such as Auburn, Sabattus, Lisbon often keep a maintenance contract in place for that reason.
Why Lewiston conditions matter for aerobic systems
Most mapped soils near Lewiston are rated very limited for septic absorption, which is one reason aerobic units are used here. The cleaner water they produce is easier on difficult soil, as long as the unit is serviced. About 50 inches of precipitation a year can overload spray fields and let water into tanks, so keep an eye on alarms after storms. About 4 months below freezing make a sheltered, working aerator important, since treatment slows when the unit gets too cold.
Local conditions in Lewiston that affect aerobic septic service
Among the mapped soils within about two miles of central Lewiston, the USDA soil survey rates 90% as very limited for septic absorption fields, 10% as somewhat limited and 0% as not limited. The most common drainage class is well drained. Soils like these often call for careful system design, such as a larger drain field, a mound or another engineered system, and a site evaluation before any new installation or replacement.
Lewiston averages about 50 inches of precipitation a year, and October is usually the wettest month. Average temperatures stay below freezing for about 4 months a year, with January averaging 20°F, so tank lids and shallow lines benefit from a layer of snow or mulch rather than being cleared bare.
Sources: USDA NRCS Soil Survey (SSURGO), Soil Data Access; NASA POWER long-term climatology. Soil ratings describe mapped soil types near the city center and do not replace a site evaluation of your property.
What the soil around Lewiston means for aerobic septic service
By drainage class, the USDA soil survey maps the land around Lewiston as 36% well drained, 27% moderately well drained, 10% poorly drained, 10% somewhat excessively drained, 8% very poorly drained, 8% excessively drained, 1% somewhat poorly drained. Aerobic systems are often used where soil is too limited for a conventional field; around Lewiston, 90% of the soil is rated very limited.
Source: USDA NRCS Soil Survey (SSURGO), Soil Data Access
Septic companies near Lewiston
These are the septic companies in our directory closest to Lewiston, with straight-line distance. Call any of them directly, or send one request and we will pass it to the best match.
- Maine Septic & Pumping, Auburn, ME, 3.0 mi
- A Plus Septic Service Inc, Durham, ME, 8.8 mi
- Nickerson's Septic Tank Service, Turner, ME, 12.1 mi
- Septic Clean, Topsham, ME, 14.4 mi
- Moody Service Co, Winthrop, ME, 16.9 mi
- Septi-Vac Pumping Inc, Cumberland, ME, 19.7 mi
Aerobic Septic Service in nearby towns
We also cover aerobic septic service in these towns near Lewiston:
About Lewiston, ME
Lewiston is in Androscoggin County, Maine. About 38,404 people live there, across 34.1 square miles of land (about 1,125 per square mile).
Aerobic Septic Service questions in Lewiston
- Why does my aerobic system smell?
- Odors often mean the aerator has stopped or the disinfection step is empty. Have the system checked soon.
- What chlorine does an aerobic system use?
- Most use chlorine tablets made for wastewater treatment, not pool tablets. Ask your service company which product your unit requires.
- Is a service contract required?
- In many areas, yes, especially after the first years. Check with the Androscoggin County health department to see what applies in Lewiston.
- Is SepticTank.com the company that services my system?
- No. SepticTank.com connects you with an independent local septic company that serves Lewiston. That company performs the service and sets its prices.