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Draft NPDES Permit for Guaraguao Water Treatment Plant in Ponce, Puerto Rico

Below are EPA's National Pollutant Discharge Elimination System (NPDES) draft permit and supporting documents for the Guaraguao Water Treatment Plant in Ponce, Puerto Rico.

Permit number: PR0024651
Public Notice Date: 9/28/2026
Public Notice Comment Period End Date: 10/28/2026
Permit Effective Date: TBD
Permit Expiration Date: TBD

Draft Permit 2026 for Guaraguao WTP (pdf) (537.93 KB)
Draft Fact Sheet 2026 for Guaraguao WTP (pdf) (1.56 MB)
Guaraguao final Water Treatment Plant Final Permit September 2018 (pdf) (9.54 MB)
Public Notice Sept 2026 (pdf) (133.72 KB)