
Septic Tank Emptying City of London
Same-day tanker services in EC1-EC4. EA licensed haulier. From £180. Septic tanks, cesspits, grease traps, holding tanks and jet-vac drainage — kerbside or basement plant room.
Prefer mobile? WhatsApp 07456 975436 with your postcode and tank size.
Septic tank, cesspit and holding tank emptying in the City of London (EC1-EC4) starts at £180 with same-day attendance. Every load is moved under a duty-of-care waste transfer note by an Environment Agency registered Upper Tier Waste Carrier and tipped at an EA permitted reception works. Call 0207 046 1363.
Tanker services in the Square Mile
The City of London is the country's most concentrated commercial estate — Cheapside, Cornhill, Lombard Street, Cannon Street and Bishopsgate carry banking floors, trading rooms and 24-hour data halls on top of Victorian and Edwardian basements. Almost none of that stock runs on a domestic septic tank, but it runs on an awful lot of holding tanks. Closed-loop chilled water systems on plant decks, sealed sumps under car parks, and storm-water interceptors under loading bays all need vacuum tanker attendance on the same regulatory footing as a rural septic tank.
Food and beverage tenants add a second layer. The grease traps under restaurants in Bow Lane, Leadenhall Market, Smithfield and the catering units around the Barbican generate weekly to monthly fat, oil and grease (FOG) collections — driven by the City of London Corporation's FOG policy and Thames Water's drainage rules. Listed buildings around Bank, Mansion House and St Paul's add another constraint: chambers and covers cannot be altered without consent, so emptying has to be done with the existing infrastructure intact.
Operating a tanker in EC1-EC4 is its own discipline. Loading bay slots, Red Route restrictions on Cheapside and Threadneedle Street, security desks at every commercial address, and the requirement to clear residents' overnight peace inside the Barbican Estate all shape how the visit runs. Every driver on the EC rota knows the loading-bay map, the security desk protocols and the silent-tipping windows that the City requires.
Our services in the City of London
Septic Tank Emptying
from £180Vacuum tanker emptying of single- and multi-chamber septic tanks. EC1-EC4 same-day attendance, waste transfer note issued on the spot.
Cesspit Emptying
from £220Sealed cesspit collection for properties without mains drainage or soakaway capacity. Volume metered and recorded by the kilolitre.
Grease Trap Emptying (commercial)
from £180Restaurant and kitchen FOG removal — Cheapside, Leadenhall Market, Bow Lane food units. Scheduled or on-demand, out-of-hours covered.
Jet-Vac Drainage
from £180Combined high-pressure jetting + vacuum recovery for blocked office basement drains, plant rooms and listed-building soil stacks.
Gully Sucking
from £140Forecourt gullies, car park interceptors and yard gullies cleared and silt removed. Useful before annual planned maintenance inspections.
Need a fixed quote in 5 minutes? Call 0207 046 1363 with the postcode and tank size.
City of London pricing
Pricing is by tank volume and access. A fixed figure is confirmed on the call once postcode, tank type and access route are known. Same-day attendance carries a £60 surcharge. Out-of-hours (22:00–06:00) and weekend rates are the same as daytime on portfolio contracts.
| Service | What's Covered | Typical Cost |
|---|---|---|
| Septic tank emptying — up to 4,500L | Standard chamber depth, kerbside access within 25m of tanker. | £180–£260 |
| Septic tank emptying — 4,500–9,000L | Multi-chamber or commercial holding tank. Includes baffle inspection. | £260–£420 |
| Cesspit emptying — per 4,500L load | Sealed cesspit, no soakaway. Volume invoiced per kilolitre tipped. | £220–£340 |
| Grease trap emptying (under-counter) | Restaurant kitchens, café units in EC2/EC3. Filter mat replaced. | £180–£260 |
| Grease trap emptying (basement / 1000L+) | Office canteen and food hall traps. Out-of-hours kitchen access included. | £260–£480 |
| Jet-vac combined unit on site (per hour) | 12-tonne vac-jet with operator, EC1-EC4 city access trained driver. | £180/hr |
| Same-day surcharge (any service) | Attendance within 4 hours of booking — Mon–Sun, including bank holidays. | +£60 |
| Depth / restricted access multiplier | Tank >3m below ground, hose run >25m, courtyard access via lift or steps. | +15–35% |
* Prices include VAT and the waste transfer note. Full pricing list on the pricing page. To book call 0207 046 1363.

How it works
Call & quote
5–10 minsPhone 0207 046 1363 with postcode, tank size and access details. Fixed price confirmed before the tanker is despatched.
Tanker dispatched
60–180 mins typicalEC1-EC4 same-day window. Driver calls 30 minutes out to confirm loading bay or kerbside slot — important for City streets with red routes.
On-site emptying
30–90 mins on siteTank lid lifted, vacuum hose run, contents fully drawn down. Baffles and inlet/outlet visually checked. Photos taken if remedial work is needed.
Waste transfer note + tipping
Same dayDuty-of-care waste transfer note issued on site. Waste tipped at an Environment Agency permitted reception facility — copy of the consignment kept on file for 2 years.
Environment Agency licensing and duty of care
Every collection is moved under the Environment Agency's waste carrier framework. The tanker operates as an Upper Tier Registered Waste Carrier under the Waste (England and Wales) Regulations 2011 — the EA registration number is printed on every invoice and waste transfer note.
Septic tank sludge is normally classified under EWC code 20 03 04 and is moved under a standard duty-of-care transfer note. Where the load qualifies as a low-risk sludge application, a T15 exemption covering the treatment of waste at a sewage treatment works can apply. Grease trap collections (EWC 20 01 25) and interceptor sludges are moved under the standard duty-of-care note and tipped at a permitted waste reception facility.
Under Section 34 of the Environmental Protection Act 1990 the waste producer (the freeholder, managing agent or commercial tenant) has a legal duty to keep written records of every transfer for 2 years (3 years for hazardous waste). We issue a paper transfer note on site and email the digital copy within 24 hours. Annual portfolio summaries are available for facilities managers on planned contracts. Call 0207 046 1363 to set this up.

Common scenarios in the City of London
A short selection of the kind of work that lands inside EC1-EC4 most weeks. Names of properties are withheld but the situations are typical of the area.
Holborn office basement holding tank overflow
1980s office block off Gray's Inn Road with a basement plant-room cooling system feeding a 6,000L holding tank. Level alarm tripped at 09:00 on a Monday. Tanker on site by 11:30, tank drawn down, level switch confirmed working, building services back online before lunch.
Leadenhall Market restaurant grease trap
Listed-building food unit with a 1,200L basement grease interceptor reachable only by a service lift. Out-of-hours empty at 23:00 to avoid trading disruption. Filter mat replaced, manifold cleared, FOG ticket logged for the City of London environmental health file.
Barbican Estate communal cesspit
Service yard cesspit feeding a residents' garden block. Annual scheduled empty with photographic record provided to the estate office. Vac-jet used because of a partial root ingress on the inlet — cleared in the same visit, no return charge.
Smithfield commercial premises trapped FOG
Catering unit serving a meat market venue. Quarterly grease contract — typical 600L recovery per visit. Same driver attends each time so loading-bay access is pre-cleared with the building's security desk.
Cannon Street listed-building soil stack
Victorian commercial conversion with a cast-iron soil stack discharging into a brick-lined chamber. Combined jet-vac visit cleared a wet-wipe blockage and emptied the silt trap. CCTV survey arranged separately the following week to map the chamber for the freeholder.
Where we work in EC1-EC4
The Square Mile is a square mile but it carries dense, layered drainage. Regular attendance addresses include Cheapside, Bow Lane, Bread Street, Leadenhall Market, Cornhill, Lombard Street, Cannon Street, Threadneedle Street, Old Broad Street, Bishopsgate, Aldgate, Fenchurch Street, Mark Lane, Eastcheap, Lower Thames Street, Upper Thames Street, Queen Victoria Street, Cheapside, St Paul's Churchyard, Newgate Street, Holborn Viaduct, Farringdon Street, Smithfield, Charterhouse Square, Aldersgate Street, London Wall, Moorgate, Finsbury Circus, Liverpool Street, Houndsditch and the Barbican.
Frequently Asked Questions
How much does septic tank emptying cost in City of London?
Do you need an Environment Agency licence to empty septic tanks in London?
Can you attend office buildings in EC1-EC4 same day?
What's the difference between a septic tank and a cesspit?
What is a waste transfer note and do I get a copy?
Do you cover listed buildings in the City of London?
Can you empty grease traps during restaurant trading hours?
How often does a commercial holding tank need emptying?
Are you covered to work on Red Route streets?
Do you carry public liability insurance?
Can you provide a planned preventative maintenance schedule?
What if the tank has collapsed or the inlet is blocked?
Tanker needed in the City today?
EA licensed haulier, fixed price confirmed on the call, duty-of-care waste transfer note issued on site, attendance within 4 hours across EC1-EC4. Phone the landline for fastest dispatch.
Fully insured · EA Upper Tier Waste Carrier · VAT-registered invoices · Co. No. 17120057
Book a City of London tanker today
EA licensed haulier · Same-day attendance · Duty-of-care waste transfer note on every visit · From £180. Talk to a real dispatcher in under a minute.