Worldwide wastewater treatment observatory · Greece

Aguas SB Observatory · public data to understand water

WWTP THRIASSIO

Greece · official identifier EL3000950197012

117,000h-e design capacity (2022) · 14th of 273

European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · official identifier EL3000950197012 · reported size 117,000 h-e design capacity · received load 46,900 h-e · reported treatment: PST · data year 2022. 14th of 273 records with reported size in the inventory of Greece; 0.81 % of the sum of those 273 records in h-e (sum of records, not national capacity); nearest inventoried plant at 12.2 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

117,000h-e design capacity

46,900h-e received load (2022)

40 %reported load/capacity ratio (not hydraulic utilisation)

14th of 273by reported size among the 273 records with a size in the inventory · 0.81 % 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	yes
Status	active
Reported coordinates	38.0472, 23.5682 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

Documented milestones

2012-11-26 · The ministry register dates the commissioning of wastewater treatment plant EL3000950197012 to 2012-11-26. Greek Ministry of Environment and Energy

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: Greece

Regulatory framework of Greece · 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

1,800,811reference kWh per year for this load

38.4kWh per h-e (average load) per year

270,122€ per year at 0.15 €/kWh

58 %share of energy used for aeration

what this estimate is · Inputs: 46,900 p.e. of reported load; equivalent average load 46,901 p.e. with the reference profile of Greece (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

3estimated hm³ of treated water per year

tertiary treatment reporteda starting point for reclamation

what this estimate is · Volume estimated from the reported load (8,301 m³/day of reference), not measured or available for reclamation.

LOCATION

Greece: 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
Psyttalia	12.2 km	5,630,000	5,219,579	primary, secondary and tertiary
Megara	17.8 km	43,330	25,293	primary, secondary and tertiary
Metamorphosi	18.3 km	500,000	450,000	primary, secondary and tertiary
Vilia	23.0 km	10,833	2,110	primary, secondary and tertiary
Erythres	28.8 km	6,600	2,822	primary, secondary and tertiary

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

QUESTIONS

Frequently asked questions about this plant

What capacity does WWTP THRIASSIO report?

Reported size: 117,000 h-e design capacity. Received load: 46,900 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 THRIASSIO?

Aguas SB simulator reference scenario for 46,900 p.e. of reported load: 1,800,811 kWh per year (38.4 kWh per p.e. of average load), with aeration as 58 % 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.