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EPA · discharge permits by watershed
Arroyo Seco (subwatershed 180701050209)
- 4Current permits
- 1States
A subwatershed is a unit of the national Watershed Boundary Dataset, and water crosses state lines: this one carries permits in California. Each permit is placed by the outfall EPA names as its representative discharge point.
This subwatershed carries permits in 1 state. The table below is a sample of the 4 current permits recorded here
By state
Other subwatersheds
Permits discharging here
| Permit holder | NPDES ID | City | State | Program | Discharger | Receiving water |
|---|---|---|---|---|---|---|
| GRANULAR ACTIVATED CARBON TREATMENT PLANT | CAC361593 | ALTADENA | CA | Minor | Arroyo Seco | |
| MAXAR SPACE ROBOTICS | CAZ462919 | PASADENA | CA | Industrial stormwater | Minor | Arroyo Seco |
| NASA/JPL JET PROPULSION LABORATORY | CAC193446 | PASADENA | CA | Minor | Arroyo Seco | |
| SOUTH COULTER SURFACE WATER TREATMENT PLANT | CA0064068 | ALTADENA | CA | Minor | ARROYO SECO |
What this page shows
This page lists Clean Water Act discharge permits (EPA NPDES register) for the Arroyo Seco watershed, code 180701050209. It covers 4 permits on this page and 4 permits in the whole watershed located in CA.