Worldwide wastewater treatment observatory · Poland

Aguas SB Observatory · public data to understand water

WWTP Maszewo

Poland · official identifier PLMZ0060

160,000h-e design capacity (2022) · 64th of 1,654

European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · official identifier PLMZ0060 · reported size 160,000 h-e design capacity · received load 109,964 h-e · reported treatment: PST · data year 2022. 64th of 1,654 records with reported size in the inventory of Poland; 0.30 % of the sum of those 1,654 records in h-e (sum of records, not national capacity); nearest inventoried plant at 17.2 km. Reported data with their source; estimates are not measurements of the plant.

Aguas SB does not manage this wastewater treatment plant.

WHAT THE DATA REPORT

Reported data official data · 2022

160,000h-e design capacity

109,964h-e received load (2022)

69 %reported load/capacity ratio (not hydraulic utilisation)

64th of 1,654by reported size among the 1,654 records with a size in the inventory · 0.30 % of the sum of those records (sum of records, not national capacity) · the largest plants in the country · how it is calculated

Treatment	primary + secondary + tertiary (more stringent) (as reported to the EEA: PST) · reported levels
Nitrogen removal	yes
Phosphorus removal	yes
UV disinfection	not reported
Status	active
Reported coordinates	52.5631, 19.6114 precision reported by the source: level 2 what it means
Source and year	European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · dataset record

FUENTES PÚBLICAS

What public sources report

Population of the served area (Płock): 98,381 inhabitants (2024, Polish Waters).

Documented milestones

2016-06-28 · The plant permit became final, according to the national report. Polish Waters

Other published data

Mean annual volume treated reported in the 2022 cycle	7,027,000 m³/year (2022) · source

Facts taken from public documents, with their date and link; an authorisation, a project or a planned capacity do not prove operation or quantities actually treated. Aguas SB editorial layer, lot L05; it does not change the official data.

REGULATORY REFERENCES

Referencia normativa: Poland

Regulatory framework of Poland · Directive (EU) 2024/3019: reported-capacity band 150,000 p.e. or more; obligations are set by agglomeration load, not by the capacity of this plant. Individual applicability is not determined in this profile.

SCENARIO

Reference energy scenario for this load estimate · simulator engine

2,747,173reference kWh per year for this load

32.1kWh per h-e (average load) per year

412,076€ per year at 0.15 €/kWh

61 %share of energy used for aeration

what this estimate is · Inputs: 109,964 p.e. of reported load; equivalent average load 85,705 p.e. with the reference profile of Poland (hypothesis with reported load and reference profile; not a measurement). Open this scenario in the simulator · how it is calculated and what it is not.

Reference scenario computed on the server from the reported load and the country profile; an estimate, not a measurement. The simulator recomputes it when opened.

WATER THAT COULD RETURN

Reuse potential

4.3estimated hm³ of treated water per year

tertiary treatment reporteda starting point for reclamation

what this estimate is · Volume estimated from the reported load (11,876 m³/day of reference), not measured or available for reclamation.

LOCATION

Poland: this plant on the map

this plant on the map · regional directory.

NEARBY PLANTS

Nearby wastewater treatment plants

Plant	Distance	Capacity (h-e)	Load 2022	Treatment
Oczyszczalnia Miejskiego Przedsiębiorstwa Komunalnego W Gost	17.2 km	20,166	19,340	primary, secondary and tertiary
Oczyszczalnia Ścieków W Bielsku	17.8 km	5,042	3,507	primary and secondary
Oczyszczalnia Ścieków W Słupnie	18.5 km	9,733	4,987	primary and secondary
Miejska Oczyszczalnia Ścieków W Gąbinie	19.3 km	4,633	4,208	primary and secondary
Oczyszczalnia Ścieków Gostynin- Zalesie	20.0 km	2,457	806	primary and secondary

Distances are between reported coordinates; proximity does not establish a hydraulic connection.

QUESTIONS

Frequently asked questions about this plant

What capacity does WWTP Maszewo report?

Reported size: 160,000 h-e design capacity. Received load: 109,964 h-e. Units are retained without conversion.

What treatment is reported?

Treatment PST. Nitrogen, phosphorus and UV are shown only when explicitly reported.

How much energy would a reference plant use with the load of Maszewo?

Aguas SB simulator reference scenario for 109,964 p.e. of reported load: 2,747,173 kWh per year (32.1 kWh per p.e. of average load), with aeration as 61 % of consumption. Estimate with the country reference profile; not a measurement of the plant.

SOURCE AND CORRECTIONS

Source

reported data · European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · data 2022 · edition 2023 · source licence: CC BY 4.0 · JSON for this plant · suggest a correction · catalogue 2026-11-06. Reported data, not a current inspection; no compliance judgements.