Worldwide wastewater treatment observatory · 
Greece
Aguas SB Observatory · public data to understand water
WWTP POTOS
Greece · official identifier EL11500402121
13,000h-e design capacity (2022) · 132nd of 273 (tied with 3 others)
Facility inactive according to reported data. Historical profile: excluded from current aggregates.
European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · official identifier EL11500402121 · reported size 13,000 h-e design capacity · reported treatment: PS · data year 2022. 132nd of 273 records with reported size in the inventory of Greece (tied with 3 others); 0.09 % of the sum of those 273 records in h-e (sum of records, not national capacity); nearest inventoried plant at 15.8 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 (as reported to the EEA: PS) · reported levels |
|---|---|
| Nitrogen removal | not reported |
| Phosphorus removal | not reported |
| UV disinfection | not reported |
| Status | inactive according to reported data |
| Reported coordinates | 40.6111, 24.6262 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 |
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.
NEARBY PLANTS
Nearby wastewater treatment plants
| Plant | Distance | Capacity (h-e) | Load 2022 | Treatment |
|---|---|---|---|---|
| Panaghia-Potamia Thassou | 15.8 km | 20,000 | 16,000 | primary, secondary and tertiary |
| Thassos | 18.9 km | 15,000 | 6,939 | primary, secondary and tertiary |
| Nea Peramos Kavalas | 37.9 km | 20,000 | 10,321 | primary, secondary and tertiary |
| Palaion Tsiflikion | 39.2 km | 12,000 | 4,500 | primary, secondary and tertiary |
| Chryssoupoli | 39.6 km | 16,000 | 16,000 | 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 POTOS report?
Reported size: 13,000 h-e design capacity. Units are retained without conversion.
What treatment is reported?
Treatment PS. Nitrogen, phosphorus and UV are shown only when explicitly reported.
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.