Wastewater Treatment

Long term and energy efficient wastewater treatment plants

Molloy design, manufacture, commission, monitor and maintain a wastewater system suited to your development.

Throughout Ireland each year, Molloy systems treat more than one billion litres of wastewater.

... ... ...

Chieftain SBR wastewater system

Certified to En12566-3 and SR-66, set out below are our Chieftain commercial SBR range with designs of up to 50P.E. (population equivalent). Larger scale or bespoke systems to suit non-standard projects, are custom designed for each application, and examples of these are included in the 'tailored' section on this page.

14 P.E. Chieftain SBR

...
Population equivalent:
14 P.E.
Max hydraulic load:
2100 litres/day
Max organic load:
840 gBOD5/day
Primary chamber capacity:
2820 litres
Buffer chamber capacity:
2300 litres
Drawing ID:
C_SBR_14PE_P1_090420

17 P.E. Chieftain SBR

...
Population equivalent:
17 P.E.
Max hydraulic load:
2550 litres/day
Max organic load:
1020 gBOD5/day
Primary chamber capacity:
2800 litres
Buffer chamber capacity:
1120 litres
Drawing ID:
C_SBR_17PE_P1_070420

20 P.E. Chieftain SBR

...
Population equivalent:
20 P.E.
Max hydraulic load:
3000 litres/day
Max organic load:
1200 gBOD5/day
Primary chamber capacity:
2820 litres
Buffer chamber capacity:
3000 litres
Drawing ID:
C_SBR_20PE_P1_090420

24 P.E. Chieftain SBR

...
Population equivalent:
24 P.E.
Max hydraulic load:
3600 litres/day
Max organic load:
1440 gBOD5/day
Primary chamber capacity:
2780 litres
Buffer chamber capacity:
2300 litres
Drawing ID:
C_SBR_24PE_P1_090420

30 P.E. Chieftain SBR

...
Population equivalent:
30 P.E.
Max hydraulic load:
4500 litres/day
Max organic load:
1800 gBOD5/day
Primary chamber capacity:
3920 litres
Buffer chamber capacity:
3330 litres
Drawing ID:
C_SBR_30PE_P1_090420

41 P.E. Chieftain SBR

...
Population equivalent:
41 P.E.
Max hydraulic load:
6150 litres/day
Max organic load:
2460 gBOD5/day
Primary chamber capacity:
3920 litres
Buffer chamber capacity:
3330 litres
Drawing ID:
C_SBR_41PE_P1_090420

50 P.E. Chieftain SBR

...
Population equivalent:
50 P.E.
Max hydraulic load:
7500 litres/day
Max organic load:
3000 gBOD5/day
Primary chamber capacity:
6000 litres
Buffer chamber capacity:
5350 litres
Drawing ID:
C_SBR_50PE_P1_090420

Large scale wastewater projects

Molloy provide a range of larger wastewater treatment systems for projects greater than 50 P.E. Our experienced engineers design these systems to suit your site needs using our precast concrete tanks, and unrivalled wastewater expertise. Get in touch to speak with an engineer about your project. Set out below are examples of larger systems.

100 P.E. MOLLOY

...
Population equivalent:
100 P.E.
Max hydraulic load:
15000 litres/day
Max organic load:
6000 gBOD5/day
Primary chamber capacity:
16200 litres
Buffer chamber capacity:
15600 litres
Drawing ID:
TS-Q-006-130520

200 P.E. MOLLOY

...
Population equivalent:
200 P.E.
Max hydraulic load:
30000 litres/day
Max organic load:
12000 gBOD5/day
Primary chamber capacity:
23150 litres
Buffer chamber capacity:
22800 litres
Drawing ID:
TS-R-005-110220

450 P.E. MOLLOY

...
Population equivalent:
450 P.E.
Max hydraulic load:
67500 litres/day
Max organic load:
27000 gBOD5/day
Primary chamber capacity:
71400 litres
Buffer chamber capacity:
35000 litres
Drawing ID:
TS-R-007-130520

Bespoke wastewater projects

Molloy Environmental Systems specialise in tailor designing wastewater treatment systems to suit non-standard applications. Some examples include; nursing homes, factories, wedding venues, service stations etc. We tailor buffer tank storage to spread shock loads over a longer period, Reactor sizes to suit high organic loadings and general layouts to suit difficult sites.

Service station, M6 Motorway
Hydraulic load:
31830 litres/day
Organic load:
41850 gBOD5/day
Hotel, Co. Laois
Hydraulic load:
30000 litres/day
Organic load:
22500 gBOD5/day
Food production – process water, Co. Cork
Hydraulic load:
10000 litres/day
Organic load:
50000 gBOD5/day
Caravan park, Co. Louth
Hydraulic load:
50000 litres/day
Organic load:
25000 gBOD5/day
Housing estate, Co. Galway
Hydraulic load:
50000 litres/day
Organic load:
25000 gBOD5/day
Nursing home, Co. Meath
Hydraulic load:
20000 litres/day
Organic load:
15000 gBOD5/day

Questions about wastewater treatment plants for commercial/industrial use?

Get in touch and we can help.