Worldwide wastewater treatment observatory · 
Norway
Aguas SB Observatory · public data to understand water
WWTP Heistad renseanlegg
Norway · official identifier NO4001.0077.01
13,000h-e design capacity (2022) · 95th of 340
European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · official identifier NO4001.0077.01 · reported size 13,000 h-e design capacity · received load 11,723 h-e · reported treatment: PST · data year 2022. 95th of 340 records with reported size in the inventory of Norway; 0.17 % of the sum of those 340 records in h-e (sum of records, not national capacity); nearest inventoried plant at 7.4 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 | primary + secondary + tertiary (more stringent) (as reported to the EEA: PST) · reported levels |
|---|---|
| Nitrogen removal | not reported |
| Phosphorus removal | yes |
| UV disinfection | not reported |
| Status | active |
| Reported coordinates | 59.0804, 9.6970 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: Norway
Regulatory framework of Norway. Individual applicability is not determined in this profile.
SCENARIO
Reference energy scenario for this load estimate · simulator engine
what this estimate is · Inputs: 11,723 p.e. of reported load; equivalent average load 9,146 p.e. with the reference profile of Norway (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 (2,345 m³/day of reference), not measured or available for reclamation.
NEARBY PLANTS
Nearby wastewater treatment plants
| Plant | Distance | Capacity (h-e) | Load 2022 | Treatment |
|---|---|---|---|---|
| Salen Renseanlegg | 7.4 km | 14,000 | 13,548 | primary, secondary and tertiary |
| Knarrdalstrand Renseanlegg | 7.5 km | 82,500 | 42,041 | primary, secondary and tertiary |
| Elstrøm Renseanlegg | 14.6 km | 24,500 | 21,607 | primary, secondary and tertiary |
| Lillevik Renseanlegg | 20.1 km | 65,000 | 58,920 | primary, secondary and tertiary |
| Kragerø Renseanlegg | 28.1 km | 12,000 | 10,352 | 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 Heistad renseanlegg report?
Reported size: 13,000 h-e design capacity. Received load: 11,723 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 Heistad renseanlegg?
Aguas SB simulator reference scenario for 11,723 p.e. of reported load: 452,423 kWh per year (49.5 kWh per p.e. of average load), with aeration as 45 % 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.