Worldwide wastewater treatment observatory · United States · Montana

Aguas SB Observatory · public data to understand water

WWTP ANTELOPE

Antelope · official identifier CWNS2022_30000212001

0.02MGD reported design flow (2022) · 15096th of 15,772 (tied with 80 others)

EPA Clean Watersheds Needs Survey 2022 · official identifier CWNS2022_30000212001 · reported size 0.02 MGD reported design flow · reported treatment: Secondary · data year 2022. 15096th of 15,772 records with reported size in the inventory of United States (tied with 80 others); < 0.01 % of the sum of those 15,772 records in MGD (sum of records, not national capacity); nearest inventoried plant at 12.0 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

0.02MGD reported design flow
15096th of 15,772by reported size among the 15,772 records with a size in the inventory (tied with 80 others) · < 0.01 % of the sum of those records (sum of records, not national capacity) · the largest plants in the country · how it is calculated
TreatmentSecondary · reported levels
Reported coordinates48.6897, -104.4583 precision reported by the source: 4 m what it means
Source and yearEPA Clean Watersheds Needs Survey 2022 · dataset record

REGULATORY REFERENCES

Referencia normativa: United States

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

LOCATION

Montana: this plant on the map

this plant on the map · regional directory.

NEARBY PLANTS

Nearby wastewater treatment plants

PlantDistanceMGD reported design flowTreatment
PLENTYWOOD LAGOON12.0 km0.28Secondary
GRENORA WASTEWATER39.1 km0.02Secondary
FROID LAGOON39.9 km0.04Secondary
FORTUNA WASTEWATER55.6 km< 0.01Secondary
CULBERTSON WWTP · Culbertson · CWNS2022_3000014100161.8 km0.1Secondary

Distances are between reported coordinates; proximity does not establish a hydraulic connection.

QUESTIONS

Frequently asked questions about this plant

What capacity does WWTP ANTELOPE report?

Reported size: 0.02 MGD reported design flow. Units are retained without conversion.

What treatment is reported?

Treatment Secondary. Nitrogen, phosphorus and UV are shown only when explicitly reported.

SOURCE AND CORRECTIONS

Source

reported data · EPA Clean Watersheds Needs Survey 2022 · data 2022 · edition 2022 · source licence: Public domain (EPA geospatial default; see LICENCIA.txt) · JSON for this plant · suggest a correction · catalogue 2026-11-06. Reported data, not a current inspection; no compliance judgements.