Stations differ in storage, controls, alarms and pump sequence. Having two pumps does not prove there is complete backup. Check what is needed for normal operation and what happens if one part fails.
Grundfos explains pump-station monitoring and control functions. Check which features are actually installed and how they communicate, rather than assuming a warning automatically reaches someone responsible.
Know what an alarm means on your site
Give alarms a named recipient who knows what to do. Keep instructions available to those managing the property, including when it is closed or new occupants take over.
Note the warning, time, visible conditions and facilities affected. Do not keep resetting it without investigating. Restrict connected facilities where needed to prevent more backing up and obtain appropriate help.
Never enter the chamber. Sewage chambers can contain dangerous atmospheres and other serious hazards. HSE’s confined-space guidance explains the assessment and controls needed; lifting a cover does not make entry safe.
What maintenance should cover
Agree tasks for the actual equipment and use. As well as pumps, consider level sensing, operating sequence, alarms, electrical connections and the route carrying the discharge away.
Ask the report to show checks and results. Recording that a panel exists is not the same as demonstrating that its relevant functions operate correctly.
Have repeated problems investigated. Unsuitable material, faulty controls and a restricted discharge need different repairs. Replacing a pump will not automatically fix the whole station.
Keep useful information together
Keep the location, ownership details, models, drawings, instructions and access information together. Include work reports, defects, previous repairs and the contact for alarms.
Before extending or changing the property’s use, assess what the station will need to handle. More bathrooms, longer use or different wastewater can change its duty; do not assume unused capacity is available.
Frequently asked questions
Is a sewage pump station the same as a treatment plant?
No. A station moves wastewater and a treatment plant treats it. Your property may have both, but their tasks and maintenance needs differ.
Does every station have remote monitoring?
Not every station does. Check the controls and communication fitted, then agree who receives available alarms and how they act.
Can a working pump still leave sewage backing up?
Yes. A valve, discharge blockage or unsuitable control operation may prevent the system working properly even when a pump runs. Confirm that wastewater is actually moving as intended.
Related guidance and services
Read recurring drain blockages, then see Sewage Pumps and Pump Stations, Sewage Treatment Systems and Asset Maintenance for relevant work.
Browse services, maintenance, projects, sectors, locations or the knowledge centre. To discuss pump-station maintenance, provide equipment details and the symptoms.
