WWTP BASILDON STW

United Kingdom · official identifier UKENAN_AW_TP000303

150,000h-e design capacity (2018) · 102nd of 1,875 (tied with 1 others)

European Environment Agency — Waterbase-UWWTD, data call 2019 (v07.01) · official identifier UKENAN_AW_TP000303 · reported size 150,000 h-e design capacity · received load 123,660 h-e · reported treatment: PS · data year 2018. 102nd of 1,875 records with reported size in the inventory of United Kingdom (tied with 1 others); 0.16 % of the sum of those 1,875 records in h-e (sum of records, not national capacity); nearest inventoried plant at 3.6 km · 9 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 · 2018

150,000h-e design capacity

123,660h-e received load (2018)

82 %reported load/capacity ratio (not hydraulic utilisation)

102nd of 1,875by reported size among the 1,875 records with a size in the inventory (tied with 1 others) · 0.16 % 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 (as reported to the EEA: PS) · reported levels
Nitrogen removal	not reported
Phosphorus removal	not reported
UV disinfection	not reported
Status	active
Reported coordinates	51.5879, 0.5060 precision reported by the source: level 2 what it means
Source and year	European Environment Agency — Waterbase-UWWTD, data call 2019 (v07.01) · dataset record

FUENTES PÚBLICAS

What public sources report

Documented milestones

1992-04-01 · The environmental register records the start of discharge permit TH/CNTW.0890/001 for the wastewater treatment plant. Environment Agency

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: United Kingdom

Regulatory framework of United Kingdom. Individual applicability is not determined in this profile.

LOCATION

United Kingdom: this plant on the map

this plant on the map · regional directory.

NEARBY PLANTS

Nearby wastewater treatment plants

Plant	Distance	Capacity (h-e)	Load 2018	Treatment
Pitsea Stw, Ritsea Marsh, Basildon,"	3.6 km	25,164	22,434	primary and secondary
Wickford Stw	4.5 km	41,689	41,689	primary and secondary
Billericay Stw	5.2 km	7,770	7,237	primary and secondary
Benfleet Stw	5.2 km	30,529	27,514	primary and secondary
Rayleigh West Stw	6.9 km	25,845	22,234	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 BASILDON STW report?

Reported size: 150,000 h-e design capacity. Received load: 123,660 h-e. 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 2019 (v07.01) · data 2018 · edition 2019 · 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.