Worldwide wastewater treatment observatory · 
Poland
Aguas SB Observatory · public data to understand water
WWTP Oczyszczalnia Ścieków dla Miasta Leszna w Henrykowie
Poland · official identifier PLWL0060
122,753h-e design capacity (2022) · 86th of 1,654
European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · official identifier PLWL0060 · reported size 122,753 h-e design capacity · received load 86,122 h-e · reported treatment: PST · data year 2022. 86th of 1,654 records with reported size in the inventory of Poland; 0.23 % of the sum of those 1,654 records in h-e (sum of records, not national capacity); nearest inventoried plant at 8.8 km · 1 within 10 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
| 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 | 51.7836, 16.5329 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 (Leszno): 69,860 inhabitants (2024, Polish National Water Management Authority).
Documented milestones
- 2016-01-07 · The plant permit (OS.II.6341.46.2015) became final, according to the national report. Polish National Water Management Authority
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 L07; it does not change the official data.
REGULATORY REFERENCES
Referencia normativa: Poland
Regulatory framework of Poland · Directive (EU) 2024/3019: reported-capacity band 10,000 to 149,999 p.e.; 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
what this estimate is · Inputs: 86,122 p.e. of reported load; equivalent average load 67,122 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
what this estimate is · Volume estimated from the reported load (9,301 m³/day of reference), not measured or available for reclamation.
NEARBY PLANTS
Nearby wastewater treatment plants
| Plant | Distance | Capacity (h-e) | Load 2022 | Treatment |
|---|---|---|---|---|
| Rydzyna | 8.8 km | 9,895 | 9,041 | primary and secondary |
| Oczyszczalnia Ścieków W Górze | 12.2 km | 47,314 | 15,223 | primary, secondary and tertiary |
| Oczyszczalnia Ścieków Wschowa | 15.0 km | 18,000 | 17,410 | primary, secondary and tertiary |
| Osieczna · Plwl0680 | 17.8 km | 10,150 | 7,089 | primary and secondary |
| Poniec | 18.0 km | 6,200 | 7,047 | 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 Oczyszczalnia Ścieków dla Miasta Leszna w Henrykowie report?
Reported size: 122,753 h-e design capacity. Received load: 86,122 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 Oczyszczalnia Ścieków dla Miasta Leszna w Henrykowie?
Aguas SB simulator reference scenario for 86,122 p.e. of reported load: 2,260,006 kWh per year (33.7 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.