Worldwide wastewater treatment observatory · Italy

Aguas SB Observatory · public data to understand water

WWTP IDL_BACIACAVALLO

Italy · official identifier IT09RT0003

434,000h-e design capacity (2022) · 37th of 3,726

European Environment Agency — Waterbase-UWWTD, data call 2023 (versión final pública) · official identifier IT09RT0003 · reported size 434,000 h-e design capacity · received load 261,159 h-e · reported treatment: PST · data year 2022. 37th of 3,726 records with reported size in the inventory of Italy; 0.42 % of the sum of those 3,726 records in h-e (sum of records, not national capacity); nearest inventoried plant at 4.1 km · 16 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

434,000h-e design capacity

261,159h-e received load (2022)

60 %reported load/capacity ratio (not hydraulic utilisation)

37th of 3,726by reported size among the 3,726 records with a size in the inventory · 0.42 % 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	not reported
Phosphorus removal	not reported
UV disinfection	not reported
Status	active
Reported coordinates	43.8491, 11.0820 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

2026 · In 2026 the city announced work on the banks of the channel carrying effluent from the Baciacavallo treatment plant to the Ombrone. City of Prato

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 L04; it does not change the official data.

REGULATORY REFERENCES

Referencia normativa: Italy

Regulatory framework of Italy · Directive (EU) 2024/3019: reported-capacity band 150,000 p.e. or more; 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

6,245,508reference kWh per year for this load

34.7kWh per h-e (average load) per year

936,826€ per year at 0.15 €/kWh

54 %share of energy used for aeration

what this estimate is · Inputs: 261,159 p.e. of reported load; equivalent average load 180,200 p.e. with the reference profile of Italy (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

19.1estimated hm³ of treated water per year

tertiary treatment reporteda starting point for reclamation

what this estimate is · Volume estimated from the reported load (52,232 m³/day of reference), not measured or available for reclamation.

LOCATION

Italy: 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
Idl_seano	4.1 km	15,000	9,725	primary, secondary and tertiary
Idl_calice	6.4 km	165,000	38,428	primary, secondary and tertiary
Idl_ronco_via_ferrucci	7.1 km	6,000	5,883	primary and secondary
Idl_via_brunelleschi	7.7 km	10,000	8,566	primary, secondary and tertiary
Idl_san_colombano	8.5 km	600,000	636,530	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 IDL_BACIACAVALLO report?

Reported size: 434,000 h-e design capacity. Received load: 261,159 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 IDL_BACIACAVALLO?

Aguas SB simulator reference scenario for 261,159 p.e. of reported load: 6,245,508 kWh per year (34.7 kWh per p.e. of average load), with aeration as 54 % 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.