Clean Water Act discharge permit · NPDES AZC117154
SR-30 CULTURAL EXCAVATIONS, AZ: NPDES AZC117154 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
SR-30 CULTURAL EXCAVATIONS, held by Hdr, Inc., holds NPDES permit AZC117154, which discharges to St Johns Canal | Salt River - Terminus. EPA’s file records it issued July 20, 2026 and expiring August 28, 2030.
SR-30 CULTURAL EXCAVATIONS, Arizona: Coverage under a general permit AZC117154, held by Hdr, Inc.; Effective; issued July 20, 2026, term to August 28, 2030, by ADEQ; discharges to St Johns Canal | SALT RIVER - TERMINUS.
Other permits held by Hdr, Inc.
- SR-30 PHASE 2: AZC117792, issued September 1, 2026
SR-30 CULTURAL EXCAVATIONS among its neighbors
EPA’s permit file holds 181 discharge permits in the Town of Santa Maria-Salt River subwatershed (HUC 150601060306), AZC117154 among them.
Other permits in the Town of Santa Maria-Salt River subwatershed (HUC 150601060306)
- 202 & SOUTHERN STORAGE, Unknown: AZCN97096, minor permit, permit term to June 30, 2025
- 35TH AVENUE TOWNHOMES, Phoenix: AZC113425, minor permit, discharging to Alvord Park Lake | URBAN LAKE: 35TH AVENUE & B, permit term to August 28, 2030
- 63RD AVE FROM BASELINE RD TO IAN DR, Unknown: AZC108504, minor permit, permit term to June 30, 2025
- 67TH AVENUE PLANT, Laveen: AZI108862, minor permit, discharging to Salt River | 23RD AVENUE WWTP - GILA RIVER @ 3, permit term to January 15, 2030
- 91ST AVE WWTP PLANT 2B REHAB, Unknown: AZC099481, minor permit, permit term to June 30, 2025
- 91ST AVE WWTP PLANT 2B REHAB, Unknown: AZC110984, minor permit, discharging to Salt River | 23RD AVENUE WWTP - GILA RIVER @ 3, permit term to August 28, 2030
- 91ST AVE. WWTP SOLIDS IMPROVEMENTS PROJECT, Unknown: AZC106204, minor permit, permit term to June 30, 2025
- 91ST AVE. WWTP SOLIDS IMPROVEMENTS PROJECT, Unknown: AZC113054, minor permit, discharging to Salt River | 23RD AVENUE WWTP - GILA RIVER @ 3, permit term to August 28, 2030
- 91ST AVENUE WASTE WATER TREATMENT PLANT, Tolleson: AZMS66176, minor permit, permit term to June 3, 2016
- 93RD & BROADWAY GUARDIAN STORAGE, Phoenix: AZC111055, minor permit, discharging to St Johns Canal | SALT RIVER - TERMINUS, permit term to August 28, 2030
What the register holds for SR-30 CULTURAL EXCAVATIONS: its NPDES ID, its permit type and status, its dates, its address, Arizona, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES AZC117154.
Identity
| Facility as filed | SR-30 CULTURAL EXCAVATIONS |
|---|---|
| Permittee as filed | Hdr, Inc. |
| NPDES ID | AZC117154 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 20, 2026 |
| Expiration date | August 28, 2030 |
| Issuing agency | ADEQ |
| Address | AZ 84721 |
| Receiving water | St Johns Canal | SALT RIVER - TERMINUS |
| Subwatershed | Town of Santa Maria-Salt River (HUC 150601060306) |
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES AZC117154.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES AZC117154.
Inspections
EPA’s inspection file holds no inspection for NPDES AZC117154.
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 AZC117154.
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, AZC117154.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.