Worldwide wastewater treatment observatory · 
Croatia
Aguas SB Observatory · public data to understand water
WWTP Gradec
Croatia · official identifier HRUWWTP_0101430_001
not reportedh-e design capacity (2022)
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 HRUWWTP_0101430_001 · reported size not reported h-e design capacity · data year 2022. nearest inventoried plant at 8.1 km · 2 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 | not reported |
|---|---|
| Nitrogen removal | not reported |
| Phosphorus removal | not reported |
| UV disinfection | not reported |
| Status | inactive according to reported data |
| Reported coordinates | 45.9272, 16.5000 precision reported by the source: level 0 what it means |
| Source and year | European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · dataset record |
REGULATORY REFERENCES
Referencia normativa: Croatia
Regulatory framework of Croatia. Individual applicability is not determined in this profile.
NEARBY PLANTS
Nearby wastewater treatment plants
| Plant | Distance | Capacity (h-e) | Load 2022 | Treatment |
|---|---|---|---|---|
| Križevci | 8.1 km | 20,300 | 10,571 | primary |
| Vrbovec | 8.8 km | not reported | 9,674 | not reported |
| Brckovljani-Božjakovina | 19.5 km | 8,400 | 1,474 | primary and secondary |
| Sveti Ivan Zelina | 20.0 km | not reported | 3,221 | not reported |
| Čazma | 21.6 km | not reported | 2,412 | not reported |
Distances are between reported coordinates; proximity does not establish a hydraulic connection.
QUESTIONS
Frequently asked questions about this plant
What capacity does WWTP Gradec report?
Reported size: not reported h-e design capacity. Units are retained without conversion.
What treatment is reported?
Treatment not reported. 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.