WWTP Point Isabel WWF

Richmond · official identifier CWNS2022_06000000114

100MGD reported design flow (2022) · 69th of 15,772 (tied with 6 others)

EPA Clean Watersheds Needs Survey 2022 · official identifier CWNS2022_06000000114 · reported size 100 MGD reported design flow · reported treatment: Primary · data year 2022. 69th of 15,772 records with reported size in the inventory of United States (tied with 6 others); 0.20 % of the sum of those 15,772 records in MGD (sum of records, not national capacity); nearest inventoried plant at 5.5 km · 4 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

100MGD reported design flow

69th of 15,772by reported size among the 15,772 records with a size in the inventory (tied with 6 others) · 0.20 % of the sum of those records (sum of records, not national capacity) · the largest plants in the country · how it is calculated

Treatment	Primary · reported levels
Reported coordinates	37.8977, -122.3231 precision reported by the source: 4 m what it means
Source and year	EPA Clean Watersheds Needs Survey 2022 · dataset record

FUENTES PÚBLICAS

What public sources report

Documented milestones

1993 · The Point Isabel facility was built in 1993 to provide primary treatment for peak wet-weather flows. San Francisco Bay Regional Water Quality Control Board

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: United States

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

LOCATION

California: this plant on the map

this plant on the map · regional directory.

NEARBY PLANTS

Nearby wastewater treatment plants

Plant	Distance	MGD reported design flow	Treatment
Richmond Municipal Sewer District Water Pollution Control Plant	5.5 km	16	Secondary
West County Plant	8.5 km	12.5	Advanced
East Bay MUD Main WWTP	8.6 km	120	Advanced
Treasure Island WWTF	9.8 km	2	Secondary
Marin Co. SD #5 WWTF	11.5 km	0.98	Advanced

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

QUESTIONS

Frequently asked questions about this plant

What capacity does WWTP Point Isabel WWF report?

Reported size: 100 MGD reported design flow. Units are retained without conversion.

What treatment is reported?

Treatment Primary. 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.