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Clean Water Act discharge permit · NPDES ALR10C4ZV

CORNERSTONE STORAGE, Daphne, AL: NPDES ALR10C4ZV discharge permit, effluent exceedances, inspections, penalties

CORNERSTONE STORAGE, held by Cornerstone Storage, LLC, holds NPDES permit ALR10C4ZV. EPA’s file records it issued March 1, 2024 and expiring March 31, 2026.

CORNERSTONE STORAGE, Daphne, Alabama: Coverage under a general permit ALR10C4ZV, held by Cornerstone Storage, LLC; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued March 1, 2024, term to March 31, 2026, by State; Commercial and Institutional Building Construction.

Alabama holds 7,857 Construction stormwater coverages of this permit type in EPA’s file; 4,734 were issued before ALR10C4ZV.

Coverages issued nearest ALR10C4ZV

CORNERSTONE STORAGE among its neighbors

EPA’s permit file holds 182 discharge permits in the Upper Fish River subwatershed (HUC 031602050201), ALR10C4ZV among them. Its county holds 1,240, 6 of them major permits; ALR10C4ZV is a minor permit.

Other permits in the Upper Fish River subwatershed (HUC 031602050201)

What the register holds for CORNERSTONE STORAGE: its NPDES ID, its permit type and status, its dates, its address in Daphne, Alabama. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ALR10C4ZV.

Identity

Facility as filedCORNERSTONE STORAGE
Permittee as filedCornerstone Storage, LLC
NPDES IDALR10C4ZV
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMarch 1, 2024
Expiration dateMarch 31, 2026
Issuing agencyState
AddressDaphne, AL 36526
SubwatershedUpper Fish River (HUC 031602050201)
NAICS236220 – Commercial and Institutional Building Construction
SIC1541 – Industrial Buildings And Warehouses

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES ALR10C4ZV.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ALR10C4ZV.

Inspections

EPA’s inspection file holds no inspection for NPDES ALR10C4ZV.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES ALR10C4ZV.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, ALR10C4ZV.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

CORNERSTONE STORAGE is one of 1,004 storm water construction permits in Baldwin County, and 57.0% of those were issued earlier than this one. The permit also sits among 182 NPDES permits in the Upper Fish River subwatershed, and it has no pollutants under a numeric limit or effluent exceedances on file.